... multi_impeller to increase the speed of gas. The direction of the gas is radial. Centrifugal compressor is also ... the compression ratio of the gas is higher, the volume change is more, temperature increases quickly, the centrifugal compressor ... avoid high gas temperature. Application: Handling compressed air, coal gas, hemi_water coal gas, coke oven gas, sintering flue gas, ammonia and natural gas etc. ...