displacement pump 中文意思是什麼

displacement pump 解釋
活塞泵
  • displacement : n 1 轉位,移動;取代,置換;(人的)流離失所。2 撤換,免職。3 【機械工程】(活塞)排氣量;【航海...
  • pump : PUMP =politically upwardly mobile personality 政治新星,政治上有望晉升人士。n (淺口無帶的)輕舞...
  1. Study on the steady analysis model of variable displacement hydraulic pump

    變量液壓泵穩態模擬模型
  2. Cannula compensator is comprised of body tube, compensation tube, flange and gadket. the product is applied in the drainage engeineer, providing great convenience to the detachment and installation of water tower and water meter of pump room. and it plays a role to resolve the compensation issues caused by temperature difference for long pipeline. sgd, axial displacement., , ,

    套管式伸縮器是由體管伸縮管壓蘭密封圈構成的,此產品用於給排水工程,它為城鎮自來水塔泵房水表及閥門安裝拆換提供了極大的方便,以及對長距離管道用溫差引起的伸縮問題,起到了良好的填補作用。
  3. The equipment is made up of oil pump set ( driven by gasoline engine 、 electric motor or manpower ) 、 3 - stage telescopic jack 、 horizontal displacement set 、 rescue riggings etc. according to the railway accident, the equipment can rerailing the derailed wagon 、 overturn them out of demarcation or horizontal displace them out of demarcation. the equipment has the characteristics of rapid rate 、 easy operation and high reliability etc. the equipment is suit for railway rescue team to deal with complex derailing accidents and it ' s an efficient implement for improve rescue ability of railway rescue team

    該機具由泵站(手動或機動) 、三級千斤頂頂升裝置、橫移裝置、臺車索具等組成,根據現場事故情況,可選擇將事故車起復復軌、整體翻出限界、整體移出限界,具有省時速度快、操作簡便、安全可靠等特點,適合救援隊處理較復雜的車輛脫線事故,是提高救援隊能力的一種有效工具。
  4. Thirdly, it simulated the pumping circuit & dividing circuit with the widely used software matlab / simulink. the displacement of the rod piston and the impact of hydraulic are analyzed in the different input flow ( frequency of pump ) and different reversing time. it found out the cause of hydraulic impact ( one - to - one incorrespondence between the response time of dividing circuit and the operation time of rod piston ), and gave some methods to weaken hydraulic impact. in the final part of the paper, the reliability of the theory analysis is further verified by the experiment of hydraulic system

    首先在流變學原理的基礎上,深入分析混凝土在輸送管道內的流動狀態,得出混凝土泵的負載特性方程;然後根據功率鍵合圖的建模方法,建立泵送迴路和分配迴路的數學模型,並運用模擬軟體matlab simulink對泵送和分配迴路模型進行了模擬,分析了在不同的輸入流量(泵送頻率)和換向時間下,活塞桿的位移和系統的液壓沖擊情況,找到了引起液壓沖擊的根本原因(即分配迴路的響應時間(固定值)與活塞桿的運動時間(變化值)不相匹配) ,並提出了相應的改進方法。
  5. It is a vane pump with high head, small flow and low specific speed, which is smaller, flight and simpler in structure than positive displacement pump mulfistage centrifugal pump, and may handle liquid of high gas or steam content

    該泵是一種高揚程,低比速的葉片泵,比容積式泵和多級離心泵體積小、重量輕、機構簡單等優點,並可以輸送氣體或蒸氣含量較輕的液體。
  6. The mathematical model of diesel - generator set in the mechano - electronic transient process is proposed in this paper, the pulsation and delay of diesel torque are analyzed, the relation between diesel torque and diesel rotational speed together with injection pump rack bar displacement is described exactly. the motion law of diesel - generator set is revealed all - sidedly and nonlinear problem of diesel - generator set is settled by piecewise linearzation method

    本文提出了柴油發電機組機電暫態過程的數學模型,分析了柴油機轉矩的脈動和滯后,準確地描述了柴油機輸出軸扭矩與柴油機轉速和噴油泵齒桿位移之間的關系,全面揭示了柴油發電機組的運動規律,利用分段線性化的方法解決了柴油發電機組的非線性問題。
  7. Dynamic simulation of variable displacement pump used in loader turning system

    裝載機轉向負荷敏感型變量泵的動態模擬
  8. 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。
  9. Hydrastatic and leakage tests for positive displacement pump components

    容積泵零部件液壓與滲漏試驗
  10. Theoretical displacement of pump

    轉向油泵理論排量
  11. Displacement function means for calculating geostress in fem analysis of underground houses is used, based on crustal stress data of underground cavern of pump water station of tong guanshan yixing to store energy, applying the displacement function theory and 3d nonlinear fem, the thesis simulates a displacement field applied the boundary in engineering area and obtain the initial crust stress field through load function in ansys. the result shows that the error between regressed ones and actual ones is controlled in allowed limit and supply the important data for building and design

    根據宜興銅官山抽水蓄能電站地下廠房區的地應力實測資料,運用位移函數法理論,採用三維非線性有限元計算方法,反演出施加在廠房區邊界上的位移場,藉助州sys有限元分析軟體,獲取模型邊界節點的坐標信息,然後通過ansys軟體的載荷函數將邊界位移程序化施加到模型邊界上,最後得到整個區域的初始地應力場,結果表明回歸后的地應力值與實測值接近,為地下工程的施工設計提供了重要的資料。
  12. Reciprocating positive displacement pumps and pump units - technical requirements

    往復式正排量泵和泵裝置.技術要求
  13. Positive displacement pump

    正排量泵
  14. Reciprocating positive displacement pumps and pump units ; specifications ; data sheet information

    往復式正排量泵和泵組件規范.第2部分:數據活頁信息
  15. Reciprocating displacement pumps and pump units ; requirements and testing

    往復式活塞泵和泵組件.第1部分:要求與試驗
  16. It can be seen from the model that the two valve - controlled motors would be coupled with each other if the characteristic of variable - displacement pump is taken into account

    由該模型可以看出,在考慮變數泵特性的條件下, 2個閥控馬達是相互耦合的。
  17. Oscillating displacement pump which may achieve a considerably longer trouble - free operation than a conventional diaphragm piston pump

    往復式容積泵,有比傳統隔膜活塞泵長的多的無故障運行時間。
  18. In this paper, through analyzing and discussing current development of typical hydrostatic drive system of crawlers at home and abroad, it studies property - matching of hydrostatic transmission systems, provides an electronic proportional controlling variable displacement pump - motor hydraulic drive circuit and control plan fit for crawlers " operation, together with typical travel drive system component

    本文對國內外推土機行駛靜壓驅動系統研究現狀進行了分析和綜合,對靜壓行駛驅動系統的性能匹配進行了分析,結合典型行駛驅動系統的組成、工作原理提出了適合推土機工作的電比例控制變量泵-變量馬達液壓驅動迴路及其控制方案。
  19. Improve on the pressure - compensated variable displacement pump

    壓力補償式變量泵的改進
  20. A test system for electrohydraulic propertional displacement pump

    電液比例變量泵的測試
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