機動液壓泵 的英文怎麼說
中文拼音 [jīdòngyèyābèng]
機動液壓泵
英文
engine driven hydraulic pump-
One new type of internal combustion oil hydraulic power system was put forward, which integrated the technologies of internal combustion engine and oil plunger pump
摘要提出了一種新型內燃式油壓動力系統，該系統集成了內燃機與柱塞式液壓泵技術。The matching calculation of pump and prime mover in closed hydraulic system
閉式液壓泵與原動機的匹配計算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。With the research in the paper succeeded it would be certain that the helical gear pump would replace the spur gear pump now widely existed in the market and also could replace the other type of hydraulic pump in some areas, which surely greatly decrease the cost of manufacture and advance the development of technology. the importance is undisputable
本論文研究的斜齒嚙合式低脈動齒輪泵可代替現廣泛存於市場上的直齒輪泵，並能在很大程度和范圍內替代其它形式液壓泵的作用，這對于促進機械裝備的技術進步、降低機械裝備的製造成本具有十分重要的意義，其應用前景將十分廣闊。Specializing in the production of jack, hydraulic wrench, hydraulic nuts, bolts hydraulic tensile, snorkel platform groove machine, demolition broken clamp, the manual hydraulic pump, electric and pneumatic hydraulic pumps and other hydraulic pump
專業生產千斤頂、液壓扳手、液壓螺母、螺栓拉伸器、液壓升降平臺、坡口機、拆破鉗、手動液壓泵、電動液壓泵和氣動液壓泵等。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。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。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。High - power brushless motor drive is required in one “ 863 program ” project
在國家某「 863 」工程項目中，需要研製大功率飛機液壓泵電動機系統。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。Abstract : conventional ship propulsion methods meet some limitations in ship development towards high - speed, large - scale and high - power. a new ship propulsion method, integrated hydraulic propulsion ( ihp ), was put forward to solve the problem. then further research work was done on the principle of ihp method. working condition - matching characteristic was discussed through the working condition matching characteristic chart. after that, the advantages and disadvantages of ihp method were given. and the pump and motor, important parts of ihp, was designed through physical analytical method. ihp method can be used extensively in some special kinds of ship for its own characteristics. to a certain extent, the limitation problem of ship propulsion method can be solved. ihp method diversifies the existing ship propulsion methods
文摘:為解決船舶在向大型化、高速化方向發展時船舶主機設計困難，機艙布置不合理以及機動性能差等問題，提出了一種新型船舶推進方式，即船舶綜合液壓推進.給出了該推進方式的推進原理，通過工況配合特性曲線圖，對其工況配合特性進行分析，對該推進方式的優缺點進行討論並對其重要組件液壓泵以及馬達進行設計計算.結果表明船舶綜合液壓推進具有其獨特的優點，是對現有船舶推進方式的有益補充Conventional ship propulsion methods meet some limitations in ship development towards high - speed, large - scale and high - power. a new ship propulsion method, integrated hydraulic propulsion ( ihp ), was put forward to solve the problem. then further research work was done on the principle of ihp method. working condition - matching characteristic was discussed through the working condition matching characteristic chart. after that, the advantages and disadvantages of ihp method were given. and the pump and motor, important parts of ihp, was designed through physical analytical method. ihp method can be used extensively in some special kinds of ship for its own characteristics. to a certain extent, the limitation problem of ship propulsion method can be solved. ihp method diversifies the existing ship propulsion methods
為解決船舶在向大型化、高速化方向發展時船舶主機設計困難，機艙布置不合理以及機動性能差等問題，提出了一種新型船舶推進方式，即船舶綜合液壓推進.給出了該推進方式的推進原理，通過工況配合特性曲線圖，對其工況配合特性進行分析，對該推進方式的優缺點進行討論並對其重要組件液壓泵以及馬達進行設計計算.結果表明船舶綜合液壓推進具有其獨特的優點，是對現有船舶推進方式的有益補充Abstract : this paper mainly introduces the composition of the powerplantmodule hydraulic loop of the combinable full trailer, analyzes the pressure distribution and calculates the pressure of hydraulic suspension system with fullload, and on the basis of the above analysis, we have chosen the model of hydraulic pump and diesel engine
文摘:主要介紹組合式全掛車動力機組液壓迴路組成，對滿載時的液壓懸掛進行受力分析和工作壓力計算，並以此為依據對液壓泵和柴油機進行選型。The mechanism of znddp additive effect on friction performance was disclosed. ( 5 ) the principle of cvt hydraulic control is studied. a cvt test box, cvt ratio control hydraulic pump station and electric control system based on personal computer ( pc ) were developped
（ 5 ）研究了cvt的液壓系統控制原理，研製了cvt的實驗變速箱、 cvt變速控制的液壓泵站和基於pc機的電控系統，搭建了cvt傳動性能實驗臺，為cvt傳動的基礎性研究奠定了基礎。The hydraulic with inverter is a new kind of energy saving transmission technique. high power & high inertia pump - control - motor speed governing system with inverter is the basic transmission system of hydraulic systems with inverter, and it has extensive potential application in many kinds of equipments such as tunnel boring machine, hydraulic heave machine and injection machine
變頻驅動液壓技術是一種新型的節能傳動技術，大功率大慣性變頻泵控馬達調速系統是變頻液壓系統中一類基本的傳動系統，在盾構、液壓提升機械、注塑機等諸多設備中有著廣泛的潛在的應用。By employing intelligent control, the pressure pump and electro - hydraulic valve are controlled by the host computer, therefore the influence on metering accuracy, which caused by human factors is eliminated and the metering error is reduced. scientificalness and automation of the metering management system is implemented by using local area network
主機對加壓泵和電液閥進行智能控制，消除了人為因素對計量精度的影響，減小了計量誤差，利用局域網技術實現計量管理的科學化、自動化、網路化。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。All of the pumps which feed the main and auxiliary hydraulic systems are con - nected to, and driven by, a single pump drive transmission ( pdt )
液壓泵驅動裝置和空氣壓縮機分別安裝在位於公用基底層上一個電動機相反的兩端。Design of quick die change system of heavy - duty press has been introduced with principle and component of lifter, pump and control valve of pneumatic and hydraulic, emphasis especially on design and calculation for lifter and pump
摘要介紹了用於大型壓力機的模具快速更換系統的組成及工作原理，舉升器和氣動液壓泵的結構與工作原理，舉升器控制系統的原理等，並重點介紹了舉升器和氣動液壓泵的設計計算。分享友人