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AHU
AIR HANDLING UNIT
Air conditioning units consist of sections that purify, cool, dehumidify, heat, and humidify the air. These sections are equipped with fans to distribute air to each indoor space. The units combine devices such as air filters, air coolers, dehumidifiers, air heaters, humidifiers, and fans into 1-2 casings. They are commonly referred to as air conditioning units or air conditioners and are broadly categorized into central air conditioning units and individual room air conditioners.
Air Conditioning Unit Structure
Air Conditioning Unit Flow
Air Conditioning Unit Selection Method
| Factors for Equipment Selection | |
| Air volume : m³/min | Steam conditions (pressure, temperature) : cm²G |
| Humidification method and pressure : kg/cm²G | Humidification amount : kg/h |
| Cold/hot water supply rate : L/min | Inlet temperature of cold/hot water : ℃ |
| Cooling capacity : kcal/h | Heating capacity : kcal/h |
| External static pressure : mmAq | Air filter type |
01
Equipment Selection
02
Chilled Water and Hot Water Coil Selection (Pressure Loss Calculation for Coils)
03
Medium Coil Determination
04
Air Filter Determination
05
Humidifier Determination
06
Presence of Eliminators
07
Fan Type Determination Motor Output Determination
08
Box Type Determination
09
Various Air Conditioning Equipment Location Determination
10
Air Conditioner Dimension Determination
11
System Specification Writing