射水抽气系统改进徐州坨城电厂（徐州２２１１４２）单以建我厂１号、２号机组自１９９１年投产以来，运行至今已５年有余，由于原先汽轮机制造厂家提供的ＣＳ—５０—３０型射水抽气器系单喷嘴短通道式，设计不合理，以致在长期运行后抽气效率下降，影响了机组的真空且噪... Shui pumping system improvement Xuzhou Tuo Cheng Power Plant (Xuzhou 221142) to build a plant I, Unit 2 has been put into operation since 1991, the operation has been more than 5 years, due to the original steam turbine manufacturers to provide CS-50-30 type The water ejector is a single-nozzle short-channel type, the design is not reasonable, so that the efficiency of suction after long-term operation declines, affecting the vacuum and noise of the unit.