输送含颗粒物料的Y型油泵机械密封的改进

Improvements of the mechanical seal of Y type oil pumps for moving materials with particles.

输送含颗粒物料的Ｙ型油泵机械密封的改进张钧（兰州化学工业公司合成橡胶厂）关键词Ｙ型油泵双端面机械密封结构改进兰化合成橡胶厂碳四抽提装置中两台碱液循环泵的型号为５０ＹⅡ－６０，转速２９５０ｒ／ｍｉｎ，输送介质为１０％ＮａＯＨ（Ｗｔ％）液。自１９９３年...

Type Oil Pump,Mechanical Seal With Double End Faces,Structure Improvement Review of the energy consumption reduction of hydrocyclones.Chu Liangyin,Chen Wenmei,Li Xiaozhong(Sichuan United University,Chengdu,Sichuan,China) The research results of the energy consumption reduction of hydrocyclones at home and abroad were presented,and a review and a prospect were given.