柱塞行程 的英文怎麼說
中文拼音 [zhùsèhángchéng]
柱塞行程
英文
plunger lift-
When piston pump is applied force upward and movces, the lower check valve is opened, the fluid of upper pump chamber flows out of outlet when the piston runs upward
當泵柱塞受力向上移動時，下止回閥打開，液體湧入下泵室中，泵進行進料的過程，上止回閥關閉，上泵室中的流體在柱塞上行時由出口端擠出。To directly estimate the life of this kind of motor, and to design a orbit curve with the longest life at same condition, this paper gives theoretic research of the equal contact stress inner curve of radial piston motor. the research is divided into four parts : 1 ) taken all forces the piston endured into consideration when radial piston motor working, the force between roller ( or ball ) and orbit is deduced. the simple style of the press expression can be confirmed by ignoring minor influence factors after analysis all factors that will influence this press
靜壓傳動技術在各類工程機械中得到廣泛的應用，對作為其核心部件的徑向柱塞式低速大扭矩液壓馬達的研究顯得十分重要，為了能直接對這種馬達進行壽命估計，並能在相同工況下求得壽命最長的軌道曲線，本文從設計等接觸應力內曲線的角度對這類馬達作探討性的研究，主要從以下四個方面進行： （ 1 ）綜合考慮徑向柱塞式液壓馬達工作時的各種主要受力狀況，對柱塞組件進行受力分析，並通過模擬分析影響軌道和滾動體間正壓力的各個因素，得到正壓力的簡化表達式。Nowadays, the constant - power - control variable displacement axial - piston hydraulic pump have be used in most of construction machine and equipment for their power equipment. the quality of the whole machine is determined by the quality of the piston pump. because the piston is the most important part of the piston pump, it is becoming necessary to study of the piston with modern design method
由於大多數工程機械利用全功率軸向柱塞變量泵作為其動力裝備，柱塞泵質量的好壞將關繫到工程機械的總體質量，而柱塞又是柱塞泵的主要部件，因此有必要利用現代設計方法對柱塞泵的柱塞進行研究分析。The main achievements are as follows : 1 it ' s for the first time to extensively investigate effects of main combustion system parameters such as plunger diameter, plunger stroke, fuel delivery advanced angle, valve opening pressure of nozzle on performance of dme engine. the parameters are optimized
取得的主要成果有： 1系統地研究了油泵柱塞直徑和行程、供油提前角、噴嘴啟噴壓力等發動機燃燒系統主要參數對二甲醚發動機性能的影響，優化了這些參數。It drew the failure analysis flow sheet of hydraulic axial pump, calculated temperature increase of hydraulic system, and finished the test of hydraulic axial piston double pump. at last. through the discussion about daily maintenance & management methods and repair of hydraulic axial piston pump, it introduced the management system & contents for our corporation
論文結合上述問題，詳細介紹了液壓系統故障分析方法，液壓系統故障分類和故障特性，建立了液壓軸向柱塞泵的故障分析流程圖，計算液壓系統的溫升與液壓泵功率損耗之間關系，並對工程機械用雙朕軸向柱塞泵進行了實驗。The new unit has following technical features : ( 1 ) the unit ' s load is balanced by means of the accumulator and hydraulic cylinder with special structure ; ( 2 ) the installed power of the unit can be reduced greatly by adopting the accumulator ; ( 3 ) variable frequency speed regulation ensures good energy saving effect, and the closed oil circuit requires less hydraulic oil ; ( 4 ) a bi - directional hydraulic lock in the oil circuit ensures the stability and safety of the operation of the pumping unit
新型機具有4個技術特點： （ 1 ）由於活塞柱塞式液壓缸的特殊結構和液壓蓄能器的配合使用，在平衡抽油機大部分載荷時，不需另外增加配重，可減小抽油機體積、質量和佔地面積； （ 2 ）抽油機下沖程時，與活塞柱塞式液壓缸相連接的蓄能器吸收能量，上沖程時儲存在蓄能器中的能量補充載荷上行所需的能量，大幅度降低抽油機裝機功率； （ 3 ）利用變頻容積調速節能效率高，閉式油路節省液壓油，同時大大減小液壓泵站的體積； （ 4 ）在閉式油路中採用雙向液壓鎖可使抽油機的啟停更加平穩、迅速，其工作的穩定性和安全性更好。The plant was designated as advanced unit of technical improvement by the economy and trade committee
柱塞泵被廣泛應用於工程機械礦山機械塑料機械冶金與機床等行業。分享友人