泵馬達 的英文怎麼說
中文拼音 [bèngmǎdá]
泵馬達
英文
pump motor-
A volume speed controlling system is selected on the fluid drive system of sugarcane mill, which consists of cam type axial piston variable pump and ram marathon fixed motor. an individual hydraulic system is adopted by the up - axis of the mill
甘蔗壓榨機液壓驅動系統採用斜盤式軸向柱塞變量泵與橫梁傳力內曲線馬拉松式定量液壓馬達組成容積調速閉式系統。Application of industry computer in synthetize test system for missiles
採煤機油泵馬達計算機試驗系統研究Install a ground cable on the triplex pump motor
給三缸泵馬達安裝接地線Then, the operation was analyzed emphatically and the mechanism of energy saving can be concluded as : because of introducing pump / motor and hydraulic accumulator, this system not only can achieve the aim of brake but also has use of auxiliary driving when braked system starts
由於泵/馬達可逆單元和儲能元件的引入，該系統不僅能達到制動的目的，而且在被制動系統起動時，可起到輔助驅動的作用。The key items include the car sinking, constant speed characteristics, inspection function, auto relevelling function and level accuracy, etc. the research contents focus on the following three parts : firstly, research on effects of system parameters on car sinking has been completed. secondly, the constant speed performance with the compensation of internal leakage of pump / motor is improved. lastly, research on improvement of the car level accuracy and contrast to that of traction elevators is presented, and the reasons of low car level accuracy of hydraulic elevators are discussed
重點研究了三方面內容：一是研究了停層沉降特性及影響電梯轎廂停層沉降特性的各種因素；其次是通過負載壓力補償液壓泵馬達內泄漏來改善電梯轎廂速度穩定性；最後是液壓電梯平層精度的理論和實驗研究，並與曳引電梯的理論模型進行了對比，闡述了液壓電梯平層精度低的原因，理論探討了影響液壓電梯平層精度的主要因素。This dissertation focus on a innovation methods for inverter controlled hydraulic elevator system applying pressure accumulator as the " pressure - energy transformer ". the required power supply and running energy can be reduced remarkably when accumulators storing and releasing pressure oil. then the key items about hydraulic speed control system based on the ens 1 - 2 and other hydraulic elevator standards are investigated in detail
本論文主要研究了採用蓄能器-液壓泵馬達構成的「壓力-能量轉換裝置」來儲存釋放變頻驅動液壓電梯系統的能量，從而降低液壓電梯裝機功率和運行能耗的新方案；在此基礎上，根據國內外液壓電梯的標準進行了與速度控制相關的關鍵項目測試，最後針對本課題研製的節能控制系統與當前市場上幾種典型的液壓電梯控制系統進行了能耗對比研究。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。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。Frequency conversion control of master pump motor
主泵馬達變頻控制。Hydraulic fluid power - positive displacement pumps and motors - determination of derived capacity
液壓泵馬達空載排量測定方法Hydraulic fluid power - pumps, motors and integral transmissions - parameter definitions and letter symbols
液壓泵馬達和整體傳動裝置參數定義和字母符號Hydraulic fluid power - positive displacement pumps, motors and integral transmissions - determination of steady - state performance
液壓泵馬達和整體傳動裝置穩態性能的測定Designs, manufactures and supplies valves, pumps, actuators, and control solutions for usage in energy and process industries
-提供液壓泵馬達液壓缸比例閥和伺服閥的維修調試。Hydraulic fluid power - positive displacement pumps, motors, and integral transmissions - determination of steady - state performance
液壓氣動用容積式泵馬達整體傳輸.穩態性能的測量Its main products include : hydraulic pumps, motors, valves, tanks, electronic products, complete sets of filters and systems
其主要產品包括：液壓泵馬達閥油缸電子產品過濾器以及成套系統。The hydi. au1ic pressure system uses the pmp / motor and the container of air sac type as the energy transfomtion and the storage part, so it has compact structure and the rapid reaction
液壓系統採用功能可逆式泵馬達，氣囊式蓄能器為能量轉換及貯存部件，實現結構緊湊，反應迅速的要求。Furthermore, it discusses how to figure out these models mentioned above. with reference to the design of various automobiles, it primary defines the method to get key parameters in platform lorry general design, and creates mathematical model. it provides more reference to choose axis, driving axle, number of arrest axles, type of tire, pump, motor, lift hydrocylinder, maximum payload and sole weight reasonably
在參考各類汽車設計思想的基礎上，根據理論推導和經驗公式的計算，初步確定了平板車總體設計階段的主要技術參數的求解方法，建立了數學模型，為合理地選擇軸、驅動橋、制動橋個數，輪胎型號、泵、馬達、舉升油缸、平板車的最大載重量和自重的選擇等提供了依據。In this system, both driving and braking torque of the vehicle are controlled by a pump / motor. the pump / motor is used as a motor during the vehicle acceleration and as a pump when the vehicle being on braking
系統中，車輛的加速與減速通過改變泵/馬達的使用功能來實現，加速時，泵/馬達作為馬達使用；制動時，作為泵用。The paper summarizes the development of the control technology of paver ' s vehicle system ; discusses the feasibility of the plc application to vehicle system ; calculates and examines the working resistance and power of the control system as well some concerning parameters of the hydraulic system ; builds the driving system velocity characteristic ; accomplishes the hardware design and the software design according to the functional requirements of vehicle system and the features of plc ; adds the pid compensation to the closed circuit velocity control ; sums up the mathematic model of hydraulic pump - motor system and defines the controller parameters ; in the end, the simple dynamic simulation basing on the control system model and the simulative test are carried out to testify the reasonableness and the feasibility of the designed plc control system
本文總結了攤鋪機行駛控制技術的發展，討論了plc應用於行駛系統的可行性；計算和校驗了控制系統工作阻力、功率及液壓系統有關參數；建立了行駛驅動系統的速度特性；結合行駛系統的功能要求及plc的特點，完成了控制系統的硬體設計和軟體設計；對其速度閉環控制，引入了pid校正環節；歸納了液壓泵?馬達系統的數學模型，確定了控制器的控制參數；最後對控制系統模型進行了簡單的動態模擬和plc模擬試驗，初步證實了控制系統設計的可行性和合理件。Hydraulic pump / motor and hydraulic accumulation are used to transform and store energy, therefore it can regenerate the loss energy during vehicle braking and use this energy when automobile is in acceleration state
本系統採用變量泵/馬達，氣囊式蓄能器為能量轉換及貯存部件，實現制動時的動能回收和啟動加速的液壓能回饋。分享友人