{"id":36868,"date":"2026-06-22T15:28:20","date_gmt":"2026-06-22T13:28:20","guid":{"rendered":"https:\/\/breuell-hilgenfeldt.de\/electronics-industries\/cooling-of-heat-exchangers\/"},"modified":"2026-06-24T13:45:09","modified_gmt":"2026-06-24T11:45:09","slug":"cooling-of-heat-exchangers","status":"publish","type":"page","link":"https:\/\/breuell-hilgenfeldt.de\/en\/electronics-industries\/cooling-of-heat-exchangers\/","title":{"rendered":"Cooling of Heat Exchangers"},"content":{"rendered":"\t\t
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Reliable Cooling of Heat Exchangers<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\tHeat exchangers are key components in refrigeration, air conditioning, process engineering, and energy technology. To ensure they operate reliably, efficiently, and quietly, proper airflow and the right fan solution are essential. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Heat exchangers play a central role in many technical systems: they transfer heat from one medium to another. In refrigeration and air conditioning technology, in heat pumps, recoolers, condensers, evaporators, control cabinet and process cooling systems, as well as in industrial plants, heat exchangers ensure that heat is dissipated in a controlled manner or made usable. <\/p>

For this process to function reliably, the air side of the heat exchanger must be precisely designed. After all, even the best heat exchanger can only perform to its full potential if it is supplied with a uniform flow of air that meets demand and has sufficient flow rate. This is exactly where modern fans, blowers, and EC drive solutions from ebm-papst come into play. <\/p>

As a solutions specialist for ventilation, refrigeration, and fan technology from ebm-papst, Breuell & Hilgenfeldt assists you in selecting and designing suitable components\u2014from individual components to system solutions, and from new construction to retrofits of existing systems.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Where are cooled or ventilated heat exchangers used?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Heat exchangers are used in a wide range of applications. Depending on the application, the requirements for airflow, pressure boost, noise level, controllability, protection rating, temperature resistance, and energy efficiency vary significantly. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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\u25cf Condensers in refrigeration systems<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Here, heat from the refrigerant is transferred to the ambient air. Key factors include high airflow, low noise levels, and efficient operation even when outdoor temperatures fluctuate. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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\u25cf Evaporators and air coolers in cold storage rooms<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\tIn refrigeration and freezer areas, goods must be kept at a consistent temperature. Drafts, drying out, temperature fluctuations, and unnecessarily long defrost cycles should be avoided. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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\u25cf Recoolers and dry coolers<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\tIn industrial processes, data centers, machinery, and energy applications, recoolers dissipate heat into the environment. The focus here is on operational reliability, energy efficiency, and part-load performance. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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\u25cf Heat pumps and air conditioners<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\tAir-to-water or air-to-air systems require fans that operate efficiently, quietly, and can be controlled. Noise levels play a particularly important role in residential and commercial settings. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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\u25cf Cooling towers and adiabatic cooling systems<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\tThe key factors here are high airflow rates, robust components, and uniform airflow. In addition, humidity, corrosion protection, and ease of maintenance are important factors. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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\u25cf Control cabinets, electronics, and power electronics<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\tCompact heat exchangers and fans ensure that sensitive electronic components operate within permissible temperature ranges.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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\u25cf Mechanical and Plant Engineering<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\tHeat exchangers are used to thermally stabilize hydraulic oil, process fluids, motors, transformers, or production equipment.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Special Requirements for Cooling Heat Exchangers<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Cooling heat exchangers involves more than simply moving air. In practice, the interplay of heat exchanger surface area, air flow rate, pressure drop, fan, installation configuration, control system, and environmental factors determines efficiency and operational reliability. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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1. Sufficient flow rate<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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The air flow rate determines how much heat can be removed per unit of time. If the flow rate is too low, the temperature in the system rises. This can result in performance losses, higher condensation temperatures, derating, longer operating times, or a reduced service life of components. <\/p>

However, it is important to note that more air is not automatically better. An excessively high airflow rate can waste energy, cause noise, and make the system inefficient. The goal, therefore, is to design the system to meet actual needs. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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2. Pressure drop across the heat exchanger<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Heat exchangers have fins, coils, protective grilles, filters, housings, or air baffles. These components create a pressure drop that the fan must overcome. The closer the fins are together, the dirtier the surface, or the more complex the airflow path, the higher the resistance. <\/p>

When selecting a fan, therefore, it is important to consider not only the airflow rate but also the actual operating point, which is determined by the airflow rate and pressure increase.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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3. Uniform flow<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Uneven air distribution reduces the usable heat exchanger surface area. Areas with insufficient airflow can become thermally overloaded, while other areas may be flooded with air. This reduces the efficiency of the entire system. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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\n\t\t\t\t\tUniform airflow helps prevent hot spots, improve heat transfer, and reduce noise. Key factors include: <\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tLocation and Number of Fans<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tDistance between the fan and the heat exchanger<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tInflow and Outflow Ratios<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tHousing Geometry<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tProtective grilles, nozzles, diffusers, and air-handling measures<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tPreventing Short-Circuit Currents and Recirculation<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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    4. Energy Efficiency in Full-Load and Part-Load Operation\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    \n\t\t\t\t\t\t\t\t\tMany heat exchangers rarely operate continuously at their design point. The outdoor temperature, process load, cooling capacity, and operating hours are constantly changing. That is why part-load operation is particularly important. \n\nModern EC fans from ebm-papst can be continuously adjusted. This allows the airflow to be tailored to actual demand. This reduces energy consumption, lowers operating costs, and enables quieter system operation. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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    5. Noise generation\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Fans on heat exchangers are often located in sensitive environments: on roofs, on building facades, in industrial areas, in supermarkets, in mechanical rooms, or near workplaces and living areas. For this reason, low noise levels are an important design factor. <\/p>

    Noise is caused not only by the fan itself, but also by unfavorable installation conditions, high flow velocities, vortices, protective grilles, housing edges, or resonance. Selecting the right fan and ensuring proper aerodynamic integration can significantly reduce noise. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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    6. Outdoor Installation, Moisture, and Corrosion\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    \n\t\t\t\t\t\t\t\t\tCondensers, recoolers, heat pump outdoor units, and cooling towers are frequently exposed to the elements, rain, snow, UV radiation, moisture, temperature fluctuations, and contamination. In coastal regions, industrial environments, or areas with aggressive atmospheres, corrosion is an additional concern. \n\nThis requires robust fans with appropriate protection ratings, materials, coatings, and motor designs.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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    7. Contamination, Cleaning, and Maintenance<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Finned heat exchangers can become contaminated by dust, pollen, grease, leaves, insects, or process particles. This increases pressure drop and impairs heat transfer. The fan solution should therefore be easy to maintain and facilitate simple cleaning. <\/p>

    In applications where hygiene is critical\u2014such as food refrigeration\u2014smooth surfaces, easy access, and designs that are easy to clean are particularly important.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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    8. Condensation, Ice Formation, and Defrost Cycles<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Condensate, frost, and ice can form on evaporators and air coolers. This affects airflow and increases pressure loss. At the same time, goods in the cold storage room must not dry out and should be kept at as uniform a temperature as possible. <\/p>

    The fan solution must therefore be compatible with the defrosting system, the temperature control, and the desired air distribution.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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    9. Operational Safety and Redundancy<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    In many applications, the cooling system must not fail. Examples include process plants, data centers, refrigeration systems in the food retail industry, battery storage systems, transformers, and machine cooling systems. In these cases, multiple fans, intelligent control, and condition monitoring can increase availability. <\/p>

    Instead of a single large fan, a solution using several smaller fans may be preferable in certain applications. This improves air distribution and, if necessary, allows the system to continue operating even if a single fan fails. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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    10. Installation Space and Retrofit Capability\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    In existing systems, available space is often limited. When replacing old fans, it is important to consider dimensions, mounting points, electrical connections, controls, airflow, and noise levels. <\/p>

    A well-planned retrofit can increase energy efficiency, improve controllability, ensure the availability of replacement parts, and make the system more future-proof\u2014without having to replace the entire heat exchanger.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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    What types of fans are suitable for heat exchangers?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    The right fan solution depends heavily on the application, airflow path, pressure drop, and installation conditions.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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    Axial fans<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Axial fans move air in an axial direction and are particularly well-suited for high airflow rates with relatively low to moderate pressure increases. They are frequently used in condensers, evaporators, recoolers, heat pumps, dry coolers, and cooling towers. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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    \n\t\t\t\t\tAdvantages:<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\thigh flow rate<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tcompact design<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\twell-suited for heat exchanger surfaces<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tefficient air delivery<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tA wide range of sizes and models<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tVery low noise levels, depending on the model<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
      \n\t\t\t\t
      \n\t\t\t\t
      \n\t\t\t\t\t

      Centrifugal fans<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
      \n\t\t\t\t
      \n\t\t\t\t\t\t\t\t\t

      Radial fans discharge air radially from the impeller and are particularly suitable when higher pressure losses must be overcome. They are used, for example, in ventilation units, air-handling units, filter systems, duct systems, or compact units with higher flow resistance. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

      \n\t\t\t\t
      \n\t\t\t\t
      \n\t\t\t\t\tAdvantages:<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
      \n\t\t\t\t
      \n\t\t\t\t\t\t\t
        \n\t\t\t\t\t\t\t
      • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tSuitable for higher pressure drops<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
      • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tgood controllability<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
      • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tCompact integration into devices<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
      • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tHigh efficiency with EC technology<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
      • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tSuitable for complex air ducting systems<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
        \n\t\t\t\t
        \n\t\t\t\t
        \n\t\t\t\t\t

        Compact fans<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
        \n\t\t\t\t
        \n\t\t\t\t\t\t\t\t\t

        Compact fans are used when heat needs to be dissipated in a specific area within a confined space. Typical applications include electronics, control cabinets, control systems, power electronics, and small heat exchanger units. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

        \n\t\t\t\t
        \n\t\t\t\t
        \n\t\t\t\t\tAdvantages:<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
        \n\t\t\t\t
        \n\t\t\t\t\t\t\t
          \n\t\t\t\t\t\t\t
        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tcompact design<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tprecise airflow<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\teasy integration<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tSuitable for cooling equipment and electronics<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
          \n\t\t\t\t
          \n\t\t\t\t
          \n\t\t\t\t\t

          Blowers<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
          \n\t\t\t\t
          \n\t\t\t\t\t\t\t\t\t

          Blowers are suitable for applications in which specific air volumes must be moved against higher resistance. They are used, for example, in process air applications, burner systems, heating technology, and specialized machinery applications. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

          \n\t\t\t\t
          \n\t\t\t\t
          \n\t\t\t\t\tAdvantages:<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
          \n\t\t\t\t
          \n\t\t\t\t\t\t\t
            \n\t\t\t\t\t\t\t
          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tSignificant pressure increase possible<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tdefined air supply<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tSuitable for specialized system solutions<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tversatile<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
            \n\t\t\t\t\t
            \n\t\t
            \n\t\t
            \n\t\t\t\t
            \n\t\t\t\t
            \n\t\t\t\t\t

            Modern Methods for Efficient Heat Exchanger Cooling<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
            \n\t\t\t\t
            \n\t\t\t\t
            \n\t\t\t\t\t

            EC technology: tailored to needs, efficient, and adjustable<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
            \n\t\t\t\t
            \n\t\t\t\t\t\t\t\t\t

            A major advance in fan technology is EC technology. EC motors are electronically commutated motors with integrated electronics. They combine high efficiency with excellent controllability. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

            \n\t\t\t\t
            \n\t\t\t\t\tFor heat exchangers, this means:<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
            \n\t\t\t\t
            \n\t\t\t\t\t\t\t
              \n\t\t\t\t\t\t\t
            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tContinuously variable adjustment of the airflow<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tLower energy consumption during partial-load operation<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tless unnecessary air movement<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tLower noise levels at reduced speed<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tIntegrated protection and monitoring functions<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tEasy integration into modern control systems<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tgreater transparency regarding operating conditions<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
              \n\t\t\t\t
              \n\t\t\t\t\t\t\t\t\t

              EC technology can offer significant advantages, especially in systems with highly fluctuating loads. Instead of simply turning fans on and off, their speed can be precisely adjusted based on temperature, pressure, process load, or outdoor temperature. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

              \n\t\t
              \n\t\t\t\t
              \n\t\t\t\t
              \n\t\t\t\t\t

              Speed control instead of\non\/off operation<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
              \n\t\t\t\t
              \n\t\t\t\t\t\t\t\t\t

              A major advance in fan technology is EC technology. EC motors are electronically commutated motors with integrated electronics. They combine high efficiency with excellent controllability. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

              \n\t\t\t\t
              \n\t\t\t\t\tFor heat exchangers, this means:<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
              \n\t\t\t\t
              \n\t\t\t\t\t\t\t
                \n\t\t\t\t\t\t\t
              • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tCondensing pressure<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
              • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tRefrigerant temperature<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
              • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tFluid Temperature<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
              • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tAir outlet temperature<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
              • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tAmbient temperature<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
              • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tProcess or machine load<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
              • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tDifferential pressure at the heat exchanger<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                \n\t\t\t\t
                \n\t\t\t\t\tEC technology can offer significant advantages, especially in systems with highly fluctuating loads. Instead of simply turning fans on and off, their speed can be precisely adjusted based on temperature, pressure, process load, or outdoor temperature. \n\n<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
                \n\t\t\t\t
                \n\t\t\t\t
                \n\t\t\t\t\t

                Optimized Aerodynamics<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                \n\t\t\t\t
                \n\t\t\t\t\t\t\t\t\t

                It is not just the motor, but also the aerodynamics that determine efficiency and noise levels. The impeller, blade geometry, guide vanes, nozzle, diffuser, guide vane, protective grille, and housing all influence the operating point. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

                \n\t\t\t\t
                \n\t\t\t\t\tA good aerodynamic design can:<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                \n\t\t\t\t
                \n\t\t\t\t\t\t\t
                  \n\t\t\t\t\t\t\t
                • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\timprove efficiency<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\treduce noise levels<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tincrease the usable flow rate<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tReduce Pressure Losses<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tmake the flow more uniform<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
                  \n\t\t
                  \n\t\t\t\t
                  \n\t\t\t\t
                  \n\t\t\t\t\t

                  Multiple fans instead of a single solution<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                  \n\t\t\t\t
                  \n\t\t\t\t\t\t\t\t\t

                  For large heat exchanger surfaces, it may be advisable to use multiple fans. This offers several advantages: <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

                  \n\t\t\t\t
                  \n\t\t\t\t\tAdvantages:<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                  \n\t\t\t\t
                  \n\t\t\t\t\t\t\t
                    \n\t\t\t\t\t\t\t
                  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\ta more uniform flow over the heat exchanger surface<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tbetter controllability at partial load<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tgreater operational reliability<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tFlexible power adjustment<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tLower noise peaks due to reduced rotational speeds<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\teasier maintenance of individual components<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                    \n\t\t\t\t
                    \n\t\t\t\t\tEC technology can offer significant advantages, especially in systems with highly fluctuating loads. Instead of simply turning fans on and off, their speed can be precisely adjusted based on temperature, pressure, process load, or outdoor temperature. \n\n<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
                    \n\t\t\t\t
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                    \n\t\t\t\t\t

                    Adiabatic Support<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                    \n\t\t\t\t
                    \n\t\t\t\t\t\t\t\t\t

                    When outdoor temperatures are high, adiabatic pre-cooling can boost the performance of air-cooled systems. In this process, the intake air is cooled by water evaporation before it flows through the heat exchanger. <\/p>

                    However, careful planning is essential. Water quality, hygiene, corrosion protection, maintenance, control systems, and environmental conditions must all be taken into account. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

                    \n\t\t\t\t
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                    Retrofitting Existing Systems<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                    \n\t\t\t\t
                    \n\t\t\t\t\t\t\t\t\t

                    Many existing systems still use older AC fans or unregulated solutions. Retrofitting to modern EC fans may be a good idea if: <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

                    \n\t\t\t\t
                    \n\t\t\t\t\t\t\t
                      \n\t\t\t\t\t\t\t
                    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tto reduce energy consumption<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tthe system is too loud<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tSpare parts are hard to come by<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tto improve controllability<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tfrequent outages occur<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tStatutory efficiency requirements must be taken into account<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tthe system is to be adapted to new operating conditions<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                      \n\t\t\t\t
                      \n\t\t\t\t\t\t\t\t\t

                      Breuell & Hilgenfeldt assists you in evaluating existing systems and selecting suitable replacement solutions.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

                      \n\t\t\t\t\t
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                      \n\t\t\t\t\t

                      ebm-papst Solutions for Heat Exchanger Applications\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                      \n\t\t\t\t
                      \n\t\t\t\t\t\t\t\t\tebm-papst offers a broad portfolio of fans, motors, blowers, and electronic solutions for air handling and refrigeration technology. The following product lines are particularly relevant for heat exchanger applications: \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
                      \n\t\t
                      \n\t\t\t\t
                      \n\t\t\t\t
                      \n\t\t\t\t\t

                      AxiBlade \u2013 High Efficiency and Quiet Operation for Ventilation, HVAC, and Refrigeration Systems<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                      \n\t\t\t\t
                      \n\t\t\t\t\t\t\t\t\tAxiBlade axial fans were developed for demanding applications in air conditioning and refrigeration technology. The modular design enables high efficiency and excellent noise levels across a range of operating conditions. Typical applications include condensers, recoolers, heat pumps, adiabatic cooling systems, evaporators, and cooling towers. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
                      \n\t\t\t\t
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                      \n\t\t\t\t\t

                      Axial fans with integrated diffuser<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                      \n\t\t\t\t
                      \n\t\t\t\t\t\t\t\t\tAn integrated diffuser can help reduce flow losses and improve efficiency. This is particularly relevant for heat pumps, air conditioners, and condensers, where high airflow, a compact design, and low noise levels must all be combined. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
                      \n\t\t\t\t
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                      AxiCool \u2013 Fans for Evaporators and Air Coolers<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                      \n\t\t\t\t
                      \n\t\t\t\t\t\t\t\t\tThe AxiCool series is specifically designed for evaporators and air coolers. It is suitable for commercial and industrial cooling applications, such as in cold storage rooms, warehouses, food processing facilities, and logistics. Depending on the application, either suction or discharge installation configurations can be implemented. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
                      \n\t\t\t\t
                      \n\t\t\t\t
                      \n\t\t\t\t\tThe following are particularly relevant:<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                      \n\t\t\t\t
                      \n\t\t\t\t\t\t\t
                        \n\t\t\t\t\t\t\t
                      • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\teven air distribution<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                      • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tEnergy-efficient EC models<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                      • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\thygienic design<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                      • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\teasy to clean<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                      • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tHigh operational reliability in cooling environments<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
                        \n\t\t
                        \n\t\t\t\t
                        \n\t\t\t\t
                        \n\t\t\t\t\t

                        EC medium-pressure axial fans<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                        \n\t\t\t\t
                        \n\t\t\t\t\t\t\t\t\tWhen large volumes of air need to be moved against moderate pressure losses, EC medium-pressure axial fans are a suitable solution. They are suitable, for example, for cooling towers, large recoolers, or industrial heat exchanger applications. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
                        \n\t\t\t\t
                        \n\t\t\t\t
                        \n\t\t\t\t\t

                        Radial Fans and FanGrid Solutions<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                        \n\t\t\t\t
                        \n\t\t\t\t\t\t\t\t\tFor applications with higher pressure losses or more complex airflow patterns, centrifugal fans may be the right choice. In ventilation units, air-handling units, filter sections, or ducted systems, they enable efficient and easily controllable airflow. FanGrid configurations with multiple fans can offer additional advantages in terms of redundancy, installation space, air distribution, and maintenance. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                        Compact Fans for Electronics and Equipment Cooling<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                        \n\t\t\t\t
                        \n\t\t\t\t\t\t\t\t\tIn small heat exchanger or electronic cooling applications, compact fans offer a reliable solution in confined spaces. They are suitable for control cabinet cooling, control systems, power electronics, and equipment manufacturing. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
                        \n\t\t\t\t\t
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                        Planning and Design: What Data Is Important?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                        \n\t\t\t\t
                        \n\t\t\t\t\t\t\t\t\t

                        In order to select the right fan for a heat exchanger, the relevant operating data should be known. The more precisely the requirements are described, the easier it is to find a suitable solution. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

                        \n\t\t\t\t
                        \n\t\t\t\t
                        \n\t\t\t\t\tImportant information includes:<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
                        \n\t\t\t\t
                        \n\t\t\t\t\t\t\t
                          \n\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tDesired cooling capacity<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tAirflow<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tPressure drop across the heat exchanger<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tMedia and Media Temperatures<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tAmbient temperature<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tPermissible air outlet temperature<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tInstallation configuration: suction or pressure<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tAvailable installation depth and mounting points<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tPower Supply<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tdesired arrangement<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tCommunication Interfaces<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tAcoustic Requirements<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tProtection Class<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tTemperature range<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tMoisture and Corrosion Exposure<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tHygiene and Cleaning Requirements<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tOperating Hours and Load Profile<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tRedundancy Requirements<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tService and Maintenance Guidelines<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tRequirements for Spare Parts Availability and Retrofits<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                          \n\t\t\t\t\t\t\t\t\tBreuell & Hilgenfeldt helps you evaluate these requirements and determine the appropriate fan solution based on them.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                          Common Mistakes in Heat Exchanger Cooling<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                          \n\t\t\t\t\t\t\t\t\tIn practice, similar problems arise time and again. Many of them can be avoided through careful selection and design. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                          \n\t\t\t\t\tMistake 1: Focusing Only on Airflow<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                          \n\t\t\t\t\t\t\t\t\tEin Ventilator muss zum tats\u00e4chlichen Betriebspunkt passen. Volumenstrom ohne Druckverlustangabe reicht f\u00fcr eine seri\u00f6se Auslegung nicht aus. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                          \n\t\t\t\t\tMistake 2: Not Taking the Installation Situation Into Account<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                          \n\t\t\t\t\t\t\t\t\tA fan that performs well on an open test bench may perform significantly worse in an unfavorable housing. Inflow, outflow, protective grilles, wall clearances, and recirculation must all be taken into account. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                          \n\t\t\t\t\tMistake 3: Underestimating Partial-Load Operation<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                          \n\t\t\t\t\t\t\t\t\tMany systems do not operate at full load most of the time. For this reason, part-load performance is often more critical than the maximum operating point. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                          \n\t\t\t\t\tMistake 4: Not Considering the Sound Until the End<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                          \n\t\t\t\t\t\t\t\t\tAcoustic problems are often difficult to correct retroactively. Therefore, acoustic optimization should be part of the planning process from the very beginning. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                          \n\t\t\t\t\tMistake 5: Neglecting Cleaning and Maintenance<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                          \n\t\t\t\t\t\t\t\t\tWhen heat exchangers become fouled, pressure loss increases and performance decreases. Therefore, ease of cleaning and maintenance are important design criteria. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                          \n\t\t\t\t\tMistake 6: Retrofitting Without a System-Wide Perspective<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                          When replacing old fans, it is not enough to simply compare their size and connected load. The key factor is whether the new solution is compatible with the overall system in terms of aerodynamics, electrical characteristics, and control technology. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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                          Advantages of a Professionally Designed Heat Exchanger Cooling System<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                          The right fan solution offers several advantages:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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                          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tstable temperatures<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tgreater operational reliability<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\timproved energy efficiency<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\treduced operating costs<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tlower noise levels<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tlonger service life of the components<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tbetter controllability<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tless thermal stress<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\thigher system availability<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tFuture-proof modernization of existing systems<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tbetter adaptation to new efficiency and environmental requirements<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                            \n\t\t\t\t\t\t\t\t\tPrecisely because energy prices, efficiency targets, and sustainability requirements are on the rise, it\u2019s worth taking a closer look at the air side of the heat exchanger. There is often significant potential for optimization here. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                            Breuell & Hilgenfeldt: Your Solution Specialist for ebm-papst Fan Solutions<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                            Whether it’s a new construction project, a modernization, a need for replacement parts, or a custom system solution, Breuell & Hilgenfeldt will assist you in selecting the right fans, blowers, and components from ebm-papst.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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                            \n\t\t\t\t\tOur services include, among other things:<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\ttechnical consulting<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tProduct Selection<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tDesign of Appropriate Fan Solutions<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tSupport for Retrofit Projects<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tCustom and System Solutions<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tConsulting on EC Technology<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tSupport for the Replacement and Modernization of Existing Systems<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
                            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tSolutions for Ventilation, Refrigeration, and Fan Technology<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                              \n\t\t\t\t\t\t\t\t\tDrawing on our experience with ebm-papst products and applications in ventilation, refrigeration, air conditioning, and building services engineering, we will work with you to find a solution that suits your application.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                              Frequently Asked Questions About Heat Exchanger Cooling<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                              \n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t

                              Which fans are best suited for heat exchangers?<\/h3>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t
                              \n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\tThis depends on the application, pressure drop, airflow, installation conditions, and noise requirements. Axial fans are ideal for many condensers, evaporators, recoolers, and heat pumps. Centrifugal fans may be a better choice for higher pressure drops or more complex airflow paths. <\/span>\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t
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                              \n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t

                              Why are EC fans of interest for heat exchangers?<\/h3>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t
                              \n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\tEC fans can be continuously variable and operate very efficiently, especially under partial load. Since many systems rarely run continuously at their design point, demand-based speed control can significantly reduce energy consumption and noise levels. <\/span>\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t
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                              \n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t

                              What should you keep in mind when performing a retrofit?<\/h3>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t
                              \n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\tWhen retrofitting, the following factors must be evaluated: unit size, airflow capacity, pressure increase, noise level, electrical connections, control system, installation conditions, and safety requirements. In many cases, a simple 1:1 replacement based solely on dimensions is not sufficient. <\/span>\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t
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                              \n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t

                              How can noise be reduced?<\/h3>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t
                              \n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\tKey factors include a suitable fan, low rotational speed during partial-load operation, aerodynamically optimized inlet and outlet conditions, appropriate protective grilles, sufficient clearances, and a low-vibration installation. EC technology can help reduce noise peaks through stepless control. <\/span>\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t
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                              \n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t

                              What causes uneven cooling in the heat exchanger?<\/h3>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t
                              \n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\tPossible causes include poor airflow, insufficient distance between the fan and the heat exchanger, recirculation, dirty fins, incorrect fan position, unsuitable protective grilles, or an inappropriate operating point.<\/span>\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t
                              \n\t\t\t\t\t\t\t\t
                              \n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t

                              When is it worth replacing old AC fans?<\/h3>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t
                              \n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\tReplacing the system may be worthwhile if it runs for long periods, consumes a lot of energy, is difficult to control, operates too loudly, or if replacement parts are no longer reliably available. A retrofit to EC technology can be economically advantageous, particularly in refrigeration, air conditioning, and process applications. <\/span>\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
                              \n\t\t\t\t\t
                              \n\t\t
                              \n\t\t
                              \n\t\t\t\t
                              \n\t\t\t\t
                              \n\t\t\t\t\t

                              Conclusion: The right ventilation system makes the heat exchanger more efficient<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
                              \n\t\t\t\t
                              \n\t\t\t\t
                              \n\t\t\t\t\t\t\t\t\t

                              Cooling heat exchangers places high demands on the fan, motor, aerodynamics, control system, and installation configuration. What matters most is not just the maximum airflow, but the optimal interaction of all components under actual operating conditions. <\/p>

                              With modern fan solutions from ebm-papst, heat exchangers can be operated efficiently, quietly, and tailored to your needs. As a solutions specialist, Breuell & Hilgenfeldt supports you in the selection, design, and modernization of your ventilation, refrigeration, and fan systems. <\/p>

                              Are you planning a new system, looking to replace existing fans, or wanting to make your heat exchanger cooling more efficient? Contact us. We\u2019d be happy to advise you and work with you to find the right solution. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

                              Reliable Cooling of Heat Exchangers Heat exchangers are key components in refrigeration, air conditioning, process engineering, and energy technology. 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