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射水抽气器振动的研究与实践

Research and Practice of Water Jet Air Ejector Vibration

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【作者】 周兰欣; 林湖; 卢允谦; 张吉秋; 张道瑞; 王惠刚;

【Author】 ZHOU Lan-xin~1,LIN Hu~1,LU Yun-qian~2,ZHANG Ji-qiu~3,ZHANG Dao-rui~3,WANG Hui-gang~3 (1 North China Electric Power University, Baoding 071003, China; 2 Henan Electric Power Research Institute, Zhengzhou 412902,China; 3. Henan Jiaozuo Power Plant, Jiaozuo 410800, China)

【机构】 华北电力大学动力系; 河南电力试验研究所; 河南焦作电厂; 河南焦作电厂 河北保定071003; 河北保定071003; 郑州412902; 焦作410800; 焦作410800;

【摘要】 针对目前某些国产大型机组射水抽气器的振动问题,通过对其原因进行深入剖析,提出在凝汽器与抽气器之间的抽气管路加装一冷却器(华北电力大学专利,专利号:99258152.4),把从凝汽器中抽出的气、汽混合物中的水蒸汽凝结并疏出的方法,彻底解决了抽气器的振动问题,也提高了凝汽器的真空。

【Abstract】 In our country, some units have the problem of water jet air ejector vibration. Based on the deep analysis of the reason, a measure (It is the patent of the North China Electric Power University, №:99258152.4) is put forward, that assembles a cooler in the pipeline between the water jet air ejector and the condenser. The cooler can condense the steam in the mixed gas drawn out from the condenser and discharge it. According to the running condition, the measure is effective and can improve the efficient performance of the unit.

【关键词】 射水抽气器; 振动; 原因; 解决方法; 冷却器;
【Key words】 water jet air ejector; vibration; reason; resolvent; cooler;
  • 【文献出处】 汽轮机技术 ,Turbine Technology , 编辑部邮箱 ,2004年04期
  • 【分类号】TK264.14
  • 【被引频次】3
  • 【下载频次】78
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