Due to the growing need for the compressed air of higher quality, the water-lubricated twin-screw compressor with water as the only liquid in the compressor has drawn much attention to produce clean air a.
[pdf] One of the most significant advancements in screw air compressor technology is the widespread adoption of Variable Speed Drive (VSD) systems. Traditional fixed-speed compressors run at a constant speed, regardless of the actual air demand.
[pdf] They are powered by two counter-rotating screws that compress air as it moves through the compressor. These units are designed for continuous use, capable of operating 24 hours a day, 7 days a week.
[pdf] 
