8.5Nm3/min Energy-Efficient Heatless Desiccant Air Dryer with Low Air Consumption and Long-Life Molecular Sieves for After-Treatment of Screw Air Compressors
Product Details
8.5Nm3/min heatless desiccant air dryer
,low air consumption desiccant air dryer
,long-life molecular sieve air dryer
Engineered for medium-to-high power screw air compressor systems, this AIRERA 8.5Nm³/min energy-efficient heatless desiccant air dryer delivers premium after-treatment purification. The core system incorporates high-strength, long-life molecular sieve desiccants, offering excellent resistance to fluidization or clumping paired with superior moisture capacity. As a flagship product in AIRERA's green technology lineup, this unit utilizes an innovative airflow distribution structure and a refined timing sequences program to sharply eliminate unnecessary purge air loss. During continuous industrial operations, it reliably delivers stable, high-quality, ultra-dry compressed air to completely eradicate pipeline condensation, safeguarding downstream automated production lines while significantly cutting comprehensive operational energy costs.
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Energy-Saving Purge Design
With purge air controlled within only 12-15%, it cuts compressed air waste drastically, bringing remarkable long-term operational savings for Middle East factories.
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Steady Dew Point Performance
Maintains a stable pressure dew point between -20°C to -40°C even under 45°C hot inlet air, fully protecting downstream pneumatic components from moisture damage.
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Wide Working Pressure Adaptability
Adapts seamlessly to 0.6-1.0Mpa working pressure, matching local power supply and pipeline conditions perfectly for hassle-free installation and operation.
| ITEM | UNIT | MODEL HDR-75XF |
|---|---|---|
| Capacity | Nm³/min | 8.5 |
| Motor | Power(kw) | 1.8 |
| Voltage | V | 380 |
| connection |
ZG1.5 |
|
| Dimension | L×W×H in mm | 1400×600×2000 |
| Weight | kg | 510 |
| Purge air | <=12~15% | |
| Working pressure | Mpa | 0.6~1.0 |
| Inlet oil content | ppm | <=0.01 |
| Pressure dew point | ℃ | -20℃~-40℃ |
| Desiccant | Activated aluminum or Molecular siere | |
| Working periods | T=4~20Minutes | |
| Inlet temperature | 0℃~45℃ |
How does the pressure drop across this dryer perform when handling a continuous large air volume of 8.5Nm³/min? How does it prevent air compressor energy waste?
Traditional desiccant dryers often generate high pressure drops due to narrow internal piping and restrictive valves, forcing the air compressor to raise its discharge pressure and consume more energy. The AIRERA 8.5Nm³/min model features full-port industrial pneumatic valve assemblies and expanded internal manifold diameters, minimizing resistance during high-velocity airflow. This low-pressure-drop design keeps the total system pressure drop within an excellent range of ≤0.02MPa, preventing extra power consumption by the air compressor caused by after-treatment resistance.
Under severe conditions such as extreme high humidity and ambient temperatures in summer, will the "Long-Life Molecular Sieves" in this dryer experience adsorption saturation or performance degradation?
Never. The long-life molecular sieves embedded in this equipment undergo rigorous high-temperature and high-humidity cyclic aging tests before leaving the factory. Their uniform, dense internal microporous structure possesses an extremely strong selective affinity for water molecules. Even when facing continuous exposure to summer heat and saturated water vapor, AIRERA's unique dual-tower rapid pressurization and desorption sequences ensure that the molecular sieves are thoroughly "dehydrated and rejuvenated" during the regeneration phase. The seamless coupling of adsorption and regeneration cycles ensures no saturation occurs under any harsh climate.
If an industrial enterprise requires multiple 8.5Nm³/min dryers to run in parallel, does the intelligent control system support group control, and how does it achieve lower purge air management?
Yes, the advanced PLC control system equipped in this dryer natively supports various industrial bus protocols such as Modbus, allowing seamless integration into modern factory Distributed Control Systems (DCS). When multiple units run in parallel, the system intelligently coordinates the adsorption and regeneration timing of each dryer based on real-time flow fluctuations in the main pipeline. This avoids simultaneous depressurization exhaust across units and smooths out airflow peaks, further compressing the entire station's purge air consumption for superior plant-wide energy savings.
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