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Working Principle
The zero-purge heat regenerative desiccant compressed air dryer with blower is an energy-saving compressed air drying equipment. It uses ambient air delivered by a blower plus a small amount of compressed air, which is heated as the desorption medium, saving product gas compared to traditional processes. The adsorption principle is similar to traditional adsorption processes, but regeneration uses a blower method, divided into two steps: heating and cooling.
Heating: Ambient air pressurized by the blower is heated and then enters the adsorber, desorbing and carrying out moisture from the desiccant.
Cooling: The bed is cooled down using its own dry compressed air (after depressurization) or circulating cooling air, to prevent the outlet air dew point from being unstable in the next stage due to unstable bed temperature.
The zero-purge heat regenerative desiccant compressed air dryer with blower has the following features:
- Humanized design: The structure is scientific and reasonable, the appearance is novel and beautiful, and it can operate efficiently and stably for a long time; operation and maintenance are convenient, and installation requires no foundation, making it very simple.
- Flexible control: Based on the pressure swing adsorption principle, the cycle period can be programmed according to working conditions; supports multiple control modes such as PLC control, remote monitoring, dew point display, and signal transmission, which can be selected as needed.
- High-quality core components: Uses famous brand blowers with reliable performance and low energy consumption; equipped with flexible and stable pneumatic valves, reliable in operation and long service life.
- Strong durability: The inner wall of the simplified body is professionally rust-proofed, achieving no corrosion for 10 years; sufficient desiccant filling, a large-capacity desiccant bed ensures full contact between air and desiccant, ensuring stable outlet dew point and excellent water removal effect.
- Low noise and safety: Equipped with high-quality silencers, effectively reducing noise, and has pressure protection function, enhancing usage safety.
- Stable operation: Maintains appropriate airflow velocity inside the adsorption cylinder, ensuring full contact between compressed air and desiccant, and preventing desiccant movement and pulverization; unique design results in small airflow pulse and stable, ripple-free air pressure, reducing desiccant breakage and lowering dust content in the outlet air.

Purge-Free Blower Purge Heat Reactivation Adsorption Air Dryer
Contact Us
mail@sunc.cn
021-69176699
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