球形泵 的英文怎麼說
中文拼音 [qiúxíngbèng]
球形泵
英文
ball pump-
Lqry series hot oil pump is supported by the ball bearings at the both ends, front end lubricated by lubricating oil, while back end lubricated by grease, with an oil conduit in the middle used to observe the conditions of sealing and recovery of heat conduction oil
Lqry系列熱油泵的支撐採用了雙端球軸承支撐的結構形式，前端採用潤滑油潤滑，後端採用潤滑脂潤滑，中間有一導油管，用以隨時觀察密封情況和回收導熱油。The optimal preparing conditions were found to be as follows : the initial viscosity of cellulose xanthate ranging from 5, 000 to 8, 000 cst, the mixture of pump oil and chlorobenzene with a 6 : 1 mass ratio as disperse phase, the mass ratio of disperse phase to water phase at 6 : 1, the mixing speed at 350 ~ 400 rpm
詳細研究了一些影響復合微球形成的因素，得到較優的工藝條件為：纖維素黃原酸酯粘膠粘度為5000 8000cst ，分散相為6 : 1 （ w w ）泵油和氯苯混合物，攪拌速度為350 400rpm 。China mindong san qiu electric machine co., ltd. is a modern enterorise with generating set generators, motors and electric pumps as its main products, and the establishment of modern enterprise system as its goal. san qiu people adhere to the policy of “ live by quality and develop by variety ”. based on the local advan - tages, the enterprise is bold in putting thinges into practice and blazing new trials. it strictly carries out iso9001 management system and tries to create first - calss product brands. it has strong technical forces, and its products include 20 series and more than 200 specifications. all of them are well receiced in over 10 countries and regions such as southeast asia, the middle east, africa, south america, etc
中國閩東三球電機有限公司是以發電機、發電機組、電動機、電泵為主導產品，以建立現代企業制度為目標的新型企業，三球人堅持"以質量求生存，以品種求發展"創一流品牌，立足地方優勢，勇於創新，嚴格實行iso9001管理體系，擁有雄厚的技術力量，樹立企業形象，領導市場潮流的管理方針，日前公司產品已有二十個系列二百多個規格，並遠銷東南業、中東、非洲、南美等十多個國家和地區，深受用戶青瞇。Abstract : in order to process signal in depth and to extract the fault feature from original signal in machinery diagnosis ， the graphical display algorithm that can keep the data length of wavelet transform results the same as that of original signal is used. the fault diagnosis of a bend axial piston pump via b - spline wavelet that has linear phase is provided. the results of study demonstrate that the new method has excellent feature and the weak fault signal can be extracted from the strong vibration background of the pump
文摘:採用具有線性相位的b樣條小波，應用圖形顯示演算法並結合小波變換快速演算法將信號分解到不同的頻帶上，且分解結果和原信號長度保持一致，可對信號進行深層次的處理，克服了傳統的信號處理方法不易提取微弱信息的不足.通過對礦用斜軸式柱塞泵振動信號的分析，分離出了配流副磨損、球鉸松動、缸體及泵軸支撐軸承的故障特徵，為液壓泵的故障診斷提供了依據，並為信噪分離、微弱信號提取及設備的早期故障診斷提供了一條有效途徑分享友人