Air Handling Unit Design Pdf

We ll look at different examples of typical ahu s along with animations for components such as dampers heating and cooling coils heat wheels humidifiers run around coils heat exchangers and more to help you learn hvac engineering.

Air handling unit design pdf.

The design and construction of your unit are the fruit of all the expertise offered by our company s teams of technicians. Air handling units 9 examples of applications our air handling units are designed in modules. Section 1 air handling unit overview. Hvac air systems hvac air systems are made up of.

Fan coils perimeter radiation unit ventilators unit heaters etc. 1 1 intended use the air handling units are designed for use indoors or outdoors canopy and roof option mandatory the units are intended to provide ventilation and depending on the composition. Air handling units air ducts vents and or fan coil units etc. In this article we ll be learning how air handling units or ahu s work.

Heating cooling ventilation and humidity control is achieved by circu lating water air or coolant within the tubes and ducts of the system. The flexibility makes it possible to optimize the air handling unit for specific requirement. 2 this manual shows guidelines regarding the ahu air handling unit design and notices for the use of interface unit. The unit can be positioned for bottom return air in the upflow position left and right return in the horizontal position top return in downflow position.

Air distribution room diffusers and air terminals duct design fan characteristics air handling units water distribution cooling coils pipes and pumps primary hvac systems electric chillers air and water cooled compressor technologies performance thermal chillers absorption engine driven cooling towers overall design process. Includes one or more static air mixers that is designed to be mounted between sections of an air handling unit and is supplied separately from the mixing box. The entire mixing system consisting of the mixing control dampers and any other mixing devices such as air mixers. Hvac air handling unit design considerations.

Modified range mixing effectiveness erdt. Central systems can be classified in three main gro ups. Constitute the system components. This air handler provides the flexibility for installation in any upflow or downflow horizontal application.

The module can be configured for different applications to make up the heart of any air conditioning system. Ahu air handling units dampers coils and valves fans distribution ducts and terminal boxes pumps and plumbing control devices and control loops unitary equipment.