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Heat Regenerated Adsorption Air Dryer

The heat regenerated adsorption air dryer is a new generation of drying devices upgraded from the heatless regenerative desiccant dryer. Within the heat regenerative dryer, the desiccant is heated to improve its efficiency during regeneration. Through this process, valuable desiccant and air are saved.


This series of dryer combines the features of pressure swing adsorption and temperature swing adsorption technologies. At ambient temperatures, the higher the pressure, the more water vapor is adsorbed. When the pressure is reduced and temperature increased, the vapor is desorbed, which is to say, water vapor trapped in the desiccant is released and completely removed from it by the dried, heated compressed air via heat diffusion under low pressure.


Additionally, the equipment incorporates the advantages of heat-regenerative and heatless regenerative methods, whereby the dried compressed air is heated to regenerate the desiccant. This process is quite energy saving, and extends the time limit for switching tower. It has been so far the most economical adsorption air dryer extensively used in metallurgy, electric power, electronics, food, chemistry, petroleum, medicine, textile, tobacco, instrument, and automatic control industries.

Heat Regenerated Adsorption Air Dryer

Operating Condition
Inlet Temperature 0~45℃ Desiccant Active Aluminum or Molecular Sieve
Inlet Oil ≤0.1ppm Regeneration Method Heat Regenerative
Working Pressure 0.6~1.0MPa Working Mode Continuous, alternate working between two towers
Pressure Drop ≤0.02 MPa Installation Indoor installation without the need of foundation
Dew Point -40℃ ~-70℃ Control Mode Computer or PLC Control
Regeneration Air ≤4~6%
Adsorption Circle T=120~480Minutes


Specification and Parameter
Model Item P-1 WX P-3 WX P-6WX P-10WX P-12 WX P-15 WX P-20WX P-30 WX P-40 WX P-50WX P-60WX P-80WX P-100 WX P-150 WX P-200WX
Air treatment capacity (Nm3/min) 1 3 6 10 12 15 20 30 40 50 60 80 100 150 200
Heating Power(KW) 1 2 2.1 3.9 3.9 4.8 5.7 7.8 9.9 16 25 36 54 80 120
Desiccant Weight (Kg) 30 100 160 290 320 425 480 740 1000 1300 1650 2160 2700 3600 4800
Connection (DN) DN25 DN25 DN40 DN50 DN50 DN65 DN65 DN80 DN80 DN100 DN100 DN125 DN150 DN200 DN300
Net weight(Kg) 250 380 567 870 926 1437 1340 2233 2310 2730 4200 4867 5475 7350 8600
The air treatment capacity is measured under specified condition (at the work pressure of 0.7Mpa and inlet temperature of 38℃). The maximum volume flow rate in the dryer is measured at 20℃ in temperature, 0.1MPa in pressure, and 65% in relative humidity.


As a specialized heat regenerated adsorption air dryer manufacturer and supplier in China, we also provide high pressure refrigerated dryer, precise filter, diesel driven rotary screw compressor, and DTH drill rig, among others.


Related Names
Energy Saving Air Drier | Compressed Air Handling Technology | Air Purification Equipment


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