額定泵壓 的英文怎麼說
中文拼音 [édìngbèngyā]
額定泵壓
英文
rated pumpressure-
The centrifugal pump for oilfield waterflooding and oil transfer worked with low pump efficiency owing to unstable load and its energy loss is fairly large
油田注水集輸系統離心泵由於載荷經常變化，大多不能在其額定工況點工作，泵效低，且需要用泵出口閥調節流量，產生一定的泵管壓差，造成較大的能量損失。The background of this dissertation is based on a project of researching and developing a high voltage series h - bridge multilevel converter, which drives an induction motor of 6300v, 2240kw for driving a water flooding pump in taigang. the research work on high voltage high power series h - bridge multilevel converter has been carried out by theory analysis, computer simulation and experiments
本文以太鋼某廠額定功率2240kw ，額定電壓6300v注水泵電機變頻調速科研工程為背景，從理論分析、計算機模擬和裝置實驗幾方面入手，對高電壓大容量串聯h橋多電平變頻器的理論和工程應用技術進行較深入研究。By using the hydraulic torque converter to drive the mud pump, both the prime motor and the working machine can be protected, and the pump pressure can be controlled in the whole course of drilling if the rated rotary speed of the diesel engines is kept
通過液力變矩器驅動鉆井泵可同時保護原動機和工作機；在保持柴油機額定轉速的條件下，可實現泵壓的全過程式控制制。Air conditioners, liquid chilling packages and heat pumps with electrically driven compressors for space heating and cooling - testing and rating at part load conditions
對流式供暖和製冷用帶有電動壓縮機的空氣調節器液體製冷包和熱泵.部分負載條件下的檢驗和額定分享友人