Heatless Regeneration adsorption air dryer

Heatless Regeneration adsorption air dryer

It uses high-performance pneumatic valves, good adsorbent materials, and electronic controllers, which are simple to operate, have low operating noise, and have long service life.

The Heatless Regeneration Adsorption Air Dryer is designed for industrial compressed air systems that require reliable, continuous, and energy-efficient drying. It operates on the principle of Pressure Swing Adsorption (PSA), removing moisture from compressed air without the need for external heating.

During operation, water vapor in the compressed air is adsorbed by the desiccant when the partial pressure is high. At the same time, a small portion of the dried compressed air is diverted as regeneration gas. Under this low partial pressure condition, the adsorbed moisture is released from the desiccant and discharged, allowing the adsorbent to regenerate automatically.

This process enables adsorption and regeneration to take place in alternating cycles, ensuring a continuous supply of dry compressed air. Because no external heater or cooler is required, the system features a simple structure, stable performance, and easy operation while maintaining a low outlet dew point.

To ensure stable drying performance and reliable long-term operation, the Heatless Regeneration Adsorption Air Dryer should be used under the following recommended conditions:

  • Applicable fluid: Compressed air, non-corrosive air
  • Rated inlet pressure: 0.6–1.0 MPa, standard 0.7 MPa
  • Inlet temperature range: 10–40℃
  • Outlet pressure dew point: -40℃ to -20℃, depending on model
  • Adsorbent type: Activated alumina or molecular sieve
  • Regeneration air consumption: 4%–8% of product air
  • Ambient temperature: 2–45℃

For the best operating result, the dryer should be supplied with clean and stable compressed air. Proper pre-filtration is recommended to protect the desiccant, maintain drying efficiency, and extend equipment service life.

ModelCapacity (m³/min)Voltage (V/Hz)Power (kW)Inlet/OutletWeight (kg)Dimensions (mm)
LY-HH10NX1.5220/500.1G1″175725×630×1795
LY-HH20NX2.5220/500.1G1″310840×570×1695
LY-HH30NX3.8220/500.1G1½”4301020×610×1690
LY-HH50NX6.5220/500.1G1½”5221160×680×1860
LY-HH75NX10.5220/500.1G2″5801200×720×2180
LY-HH100NX13.5220/500.1G2″7201260×780×2230
LY-HH120NX17.0220/500.1DN658201350×930×2440
LY-HH150NX21.5220/500.1DN8010001470×1000×2270
LY-HH180NX25.0220/500.1DN8011001460×1000×2470
LY-HH200NX28.5220/500.1DN8011801560×1070×2450
LY-HH250NX32.0220/500.1DN8013501600×1050×2650
LY-HH300NX37.0220/500.1DN10014201700×1100×2680
LY-HH350NX41.5220/500.1DN10015501830×1150×2700
LY-HH400NX45.0220/500.1DN10016701830×1150×2790
LY-HH450NX50.0220/500.1DN10017902040×1240×2780
LY-HH500NX55.0220/500.1DN10020002040×1240×2875
LY-HH550NX60.0220/500.1DN10021202130×1300×2790
LY-HH600NX65.0220/500.1DN12523202210×1340×2970
LY-HH700NX75.0220/500.1DN12525002350×1380×2920
LY-HH800NX85.0220/500.1DN12528502350×1380×2920
LY-HH900NX95.0220/500.1DN15030002446×1430×3170
LY-HH1100NX110220/500.1DN15043002610×1580×3060
LY-HH1300NX130220/500.1DN15051002900×1400×3079

Note:Customized models are available for air flow above 130 m³/min or when special materials, specifications, or inlet temperature requirements are needed. All data is subject to change without prior notice.

In India’s hot climate, seasonal monsoon humidity, and demanding industrial environments, compressed air systems often require reliable low-dew-point drying to protect pneumatic equipment, production stability, and product quality. The Heatless Regeneration Adsorption Air Dryer is designed for industrial users that need continuous dry compressed air, simple operation without external heating, and dependable moisture removal for day-to-day plant operation. With an outlet pressure dew point of -40°C to -20°C and regeneration air consumption of 4%–8%, it is well suited for Indian factories where stable dry air and low-maintenance performance are important.

Typical Applications

  • Chemical and process manufacturing plants
  • Food packaging and dry-process production
  • Pharmaceutical manufacturing and packaging support
  • Electronics and instrumentation systems
  • Textile and spinning production
  • Automotive painting, assembly support, and pneumatic systems
  • Central compressed air systems for medium and large factories

Why It Fits Indian Working Conditions

  • Helps control moisture in hot and humid operating conditions, especially during monsoon seasons
  • Heatless regeneration provides simple structure, easy operation, and reliable continuous-duty performance
  • -40°C to -20°C dew point is suitable for moisture-sensitive industrial processes and utility air systems
  • Appropriate for factories that need low-dew-point air without the added complexity of heated regeneration systems
  • Fits well with India’s strong manufacturing base in pharmaceuticals, electronics, automotive, textiles, and food processing.

Application Note

For the India page, this model is best positioned as a practical low-dew-point compressed air solution for plants that need reliable dry air for packaging, instrumentation, pneumatic controls, and moisture-sensitive production support. I would avoid stronger wording such as “sterile air systems”, because the dryer alone does not define sterility; that usually depends on the full air treatment system, including filtration and application design.

Explore More Industry Applications

Lingyu offers much more than top-quality compressed air dryers:

– As an air treatment and gas purification manufacturer, we can meet all your compressed air quality and industrial gas needs. This includes various filtering equipment and customized air quality services.

– Our company is always ready to provide explanations. Just share your air quality requirements and we can develop the best system for you.

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