液流泵 的英文怎麼說

中文拼音 [yèliúbèng]
液流泵 英文
fluid flow pump
  • 液 : 名詞（液體） liquid; fluid; juice
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 泵 : 名詞（吸入和排出流體的機械） pump
  1. This paper supplied a new way through variable frequency variable speed ( vfvs ) to change its output flow rate and adding a constant - pressure - drop valve, which could solve the defects in hydraulic pressure servo control system, such as low efficiency in control system, short life, poor ability in resisting pollution, low efficiency in driving system and flow rate, pressure pulse. and this way was proved to be effective

    本論文針對傳統伺服控制系統效率不高、元件壽命短、抗污染能力差、驅動系統效率低、存在流量及壓力脈動等缺陷，利用先進的交流變頻調速技術改變液壓泵轉速的容積調速新方法，提出了在液壓系統中加一個定差減壓閥的新思路，較好地解決了液壓伺服系統存在的上述問題。
  2. Oilhydraulic ; hydraulic pumps and hydraulic engines, geometrical displacement - volume, rates

    液壓流體力學.液壓泵和液壓馬達幾何排量-容量流
  3. The flux for calculate and trouble analyse of hydraulic pump

    液壓泵的流量計算與故障分析
  4. Theoretical study on energy equilibrium of pulsed liquid jet pump

    脈沖液體射流泵能量平衡的理論研究
  5. The factory is specialized in the manufacture of the whole set of testing equipment fo gas - vase ( do not sew, fuse, liquefied petroleum gas, natural gas etc. spirit bottle ), various air infuses set, remitting to flow row and to infuse tongs ; the stainless steel is four fluorine soft tubes, the industrial air ( the pack ) gathers to pack, modernizing industrial factory premises concentration to provide spirit system and assisting a piece : decompression machine, safe valve, allotment box ; and standard air, hybrid air, special kind air, high install craft device purely and gaseously ; the automation cuts over, going together with to compare to equip automatically ; various air valve door and accessories, spirit bottle enclosure ; the low temperature equipments liquid pump ; vaporize a machine ; the low temperature closes valve ; the ripples takes care of to wait a series product

    本廠專業設計生產製造各種氣瓶檢驗成套設備（無縫，溶解，乙炔，液化石油氣，天然氣等氣瓶） ，各種氣體充灌臺，匯流排及充灌夾具;不銹鋼四氟軟管，工業氣體（充裝）集裝箱，現代化工業廠房集中供氣系統及輔件:減壓器，安全閥，分配箱;以及標準氣體，混合氣體，特種氣體，高純氣體的配置工藝裝置;自動化切換，自動配比裝置;各種氣體閥門及配件，氣瓶附件;低溫設備液體泵;汽化器;低溫截止閥;波紋管等系列產品
  6. In chapter four, according to the analysis on the boundary theory and velocity field of main fluid zone of two - phase fluid pumps, the parameter equations of vane ' s modular curve of centrifugal pump are given, which contact the boundary " layer and eular theory of two - phase fluid pump by the fixing angel of vane as variable and leading into the velocity coefficient a. the results show that, in designing process of vane ' s modular curve of centrifugal pump, the determination of the total shape and parameters relates the flow properties of two - phase fluid and output ability of pump, or the design of the modular curve of centrifugal pump is the kernel of hydraulic design

    第四章依據固液兩相流泵的邊界層理論及對主流區速度場的分析，給出了離心泵葉片型線的參數方程；它是以葉片安裝角為參變數，以引入的速度系數k _ v作為中間因子，將兩相流泵的邊界層理論和歐拉理論聯系起來? ?它說明了這樣一個事實，在離心泵葉片型線的設計過程中，它的整個形態或參數的確定都關繫到兩相流體的流動特性和泵的輸出能力，或者說，離心泵型線的設計是其水力設計的核心。
  7. Direct drive volume control hydraulic servo system, which is composed of hydraulic pump driven by ac servo motor and executive elements, takes advantages of both ac servo motor ' s flexibility of controlling and hydraulic great output force

    直驅式電液伺服裝置，它是由交流伺服電機驅動的液壓泵與執行元件組成，它具有伺服電機控制的靈活性和液壓系統出力大的雙重優點，即用電動機變速直接驅動液壓泵，實現對系統的控制。
  8. The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced

    論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況，在回顧電梯液壓控制系統節能技術的基礎上，介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理，分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式；詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計，重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容；最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。
  9. The economic success of wepuko hydraulik gmbh co pumpen kompressorenfabrik is coined / shaped by products and service services such as radial piston pumps, piston pumps, descaling plants in addition to three - piston pump, accumulator systems and fluid technology. one can even receive offers on hydraulically, injection pumps, fluid pumps and process pumps as well as on cables and connections with wepuko hydraulik gmbh co pumpen kompressorenfabrik in outstanding quality

    Wepuko hydraulik gmbh co pumpen kompressorenfabrik是一家可靠的、知名的生產商和服務商，該公司提供很多令人震驚的產品，例如除鱗設備、去鐵皮設備，活塞泵，徑向柱塞泵、旋轉活塞泵，液壓的，液體泵，加工泵，流體技術，連接技術。
  10. The deep veins of the lower legs are situated in the muscles of the calf, and when compressed by muscular contraction, the non - return valves cause a pumping effect ( the muscle pump ) aiding the return of blood

    小腿的深層靜脈藏於小腿肚的肌肉內，當因肌肉收縮而受壓，防止倒流的瓣膜會產生抽送的作用（肌肉泵） ，促進血液流回心臟。
  11. Ponndorf geraetetec offers you pertinent information by telephone for the ranges hose pumps, fluid pumps and fluid technology in addition to dry running water meter. contact ponndorf geraetetec

    Ponndorf geraetetec是一家現代化的、可靠的產品供應商，這家供應商從事軟管泵，液體泵，流體技術，乾燥氣體抽吸泵的製造、銷售。請您訪問我們的主頁或者發送給我們電子郵件，垂詢當前的產品類別和服務。
  12. A transparent model is used to make the deflection jet board grounded on the inhere enlarged dimensions. the finished experiments are conducted to catch the flow rate directions and the situation of cavitation using a high - speed video cameras. in this paper, the finite element analysis and visualiation research of servo valve prestage jet flow field are carried out, which establish the theoretical foundation for mathematical model of servo valve prestage and the whole mathematical model of hydraulic servo valve

    在對射流前置級驅動的伺服閥射流流場數值模擬的基礎上，用有機玻璃在偏導射流板原始尺寸的基礎上進行了擴大，製作了透明的偏導射流板，運用高速攝像機、液壓泵站等組成了可視化實驗系統，對射流流場的流速方向、渦流、氣穴等現象進行了多方位的觀測，並通過對接收管接收壓力的測試，對流場分析結果進行了驗證。
  13. Step with bavaria fluidtec gmbh by telephone : by + 49 8141 61 18 - 0, if it concerns prices to the high - quality offers like fluid technology, centrifugal pumps as well as flow measuring devices, fluid pumps or also like pumps, oscillating piston pumps and solenoid valves

    Bavaria fluidtec gmbh是一家現代化、值得信賴的專門產品供應商，該供應商從事流量測量儀表，葉輪泵、離心泵、旋轉泵，磁閥門，泵，液體泵，流體技術的製造和銷售。
  14. In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards

    論文第三章針對組成系統的各個模塊進行了機理建模，並且通過matlab軟體中的simulink圖形化模擬環境進行了本課題系統的模擬研究，主要針對影響系統特性的主要參數變化，動態分析系統的輸出特性，在上下行工況中，分析了電機軸系粘性阻尼系數、軸系摩擦力矩、主迴路蓄能器迴路液壓泵馬達內泄漏系數、蓄能器氣體容積、液壓缸柱塞粘性阻尼摩擦系數以及不同運行樓層工況等參數對系統特性的影響；最後對軸向柱塞泵馬達的流量壓力脈動對電梯轎廂速度的影響和蓄能器內油液體積損失機理進行了理論研究。
  15. A water cycle system was set up to test the performance of the designed pump. the experimental model desk that was based on the cycle system was established

    以水循環系統為基礎，建立了滿足測試要求的小型固液兩相流泵實驗臺模型和氣液兩相流泵實驗模型臺。
  16. The deep veins of the lower legs are situated in the muscles of the calf, and when compressed by muscular contraction, the non - return valves cause a pumping effect the muscle pump aiding the return of blood

    小腿深處的靜脈位於肌肉處，當肌肉收縮時，會對單向導管產生類似泵的作用肌肉泵作用，從而使血液流回心臟。
  17. Based on comparison of several motor candidates, doubly salient permanent magnet ( dspm ) motor is a good choice for it ’ s outstanding performance. similar to conventional drive system, dspm brushless dc motor ( dspm - bldcm ) is composed of dspm motor and it ’ s controller. the controller is made up of three - phase full - bridge inverter, driver, dsp control unit and etc. for high power system, every switch of three - phase inverter is actually made up of four mosfets in parallel

    在充分考慮國內外不同的液壓泵電動機的基礎上，本文選用了雙凸極永磁電機作為整個系統的電機本體，並配以電動機控制器（控制器包括三相橋式功率變換器、驅動電路、 dsp主控單元、電流采樣及預處理和位置采樣及預處理等主要部分）組成整個液壓泵電動機系統。
  18. In chapter 3, the pressure pulse under the two situations of the system with and without damper is discussed at the basic of analyzing the flow rate pulse. then the conclusion that the system has filtering effect is drew after adding a damper in it, but its serious in power wastage because of adding a damper

    第三章，在分析液壓泵流量脈動的基礎上，討論並對比了系統加與不加阻尼兩種情況下各自的壓力脈動，得出系統中加一個阻尼后，具有一定的濾波作用，但是當流量較大時，由於阻尼的存在，系統功率損失比較嚴重。
  19. Centrifugal, mixed flow and axial pumps - code for hydraulic performance tests - precision class iso 5198 : 1987 ; german version en iso 5198 : 1998

    離心泵混流泵和軸流泵.液壓性能試驗規范.精密級
  20. In chapter five, as one of the applications of boundary layer theory on two - phase fluid pump, the calculation process and example analysis in vane design are given and the stability and convergence of algorithms and programs and rules showed in calculation are required

    第五章作為固液兩相流泵的邊界層理論的應用之一，本章給出了它在葉輪設計中應用的計算過程及實例分析。通過實例分析及數值計算，本章得出關于演算法和程序的穩定、收斂性結論以及速度系數在計算中所表現出的規律性。
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