共 32 条
- [31] Use of modern multi-stage variable speed drives for the drive of gas compressors in PTT's gas separating plant No 3 and parallel gas pipeline OIL GAS-EUROPEAN MAGAZINE, 1996, 22 (04): : 22 - &
- [32] Variable-speed drives lower compressed air costs - Users can improve energy efficiency, start/stop motors repeatedly, plus reduce maintenance costs and noise levels HYDROCARBON PROCESSING, 2002, 81 (07): : 52 - 53