液力制動閥 的英文怎麼說
中文拼音 [yèlìzhìdòngfá]
液力制動閥
英文
hydrodynamic brake valve-
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。Electrical signals are sent to the hydraulic valves by the microcomputer when a gear change is required by the powertrain control strategy.
當按照動力裝置控制方案要求換擋時,電信號由微計算機送到液壓閥。Through consulting lots of relevant references, present research of direct drive volume control hydraulic servo system is summarized in this paper, the principle and character of this system are expatiated, the principle of vector control is introduced. at the same time, the mathematical model of ac asynchronous motor is set up based on the vector control theory. the mathematical models of both the pump controlled motor and pump controlled cylinder are set up and simulated in this paper
在查閱大量國內外相關文獻的基礎上,本文綜述了國內外對該系統研究概況,闡述了該類系統原理和特點;闡述了矢量控制的基本原理,並基於這一原理建立交流異步電動機的數學模型;分別建立了泵控馬達系統和泵控缸系統的數學模型,並給出了模擬分析;設計了用於泵控馬達系統的集成閥塊,加工了密閉壓力油罐;針對現有直驅式電液伺服裝置所存在的問題,本文主要針對系統工作過程中所產生的噪音與爬行問題進行了一定的研究。Single er valve ' s control equation is derived two mathematic models of er valve - cylinder actuator is constructed according to control methods of er valve - cylinder. and a position control system based on er valve - bridge actuator is simulated. the result shows that the system has good dynamic performance
根據電流變閥對液壓缸的控制方式,建立了兩種由電流變閥控制液壓缸組成的電流變閥控系統動力元件的數學模型,並對電流變閥橋路結構式的動力元件組成的閥控位置系統進行了模擬。It has the characteristic of non - gear - box, large output torque, small volume, easy control, fast response, high track precision, high reliability etc. the system has potential advantages over substituting for traditional hydraulic or pneumatic missile actuator servo control system and has wide prospect in the fields of aerial actuator, servo valve, robot, radar antenna etc. the system ' s operation principle, control idea, functions and realization of each component are discussed in detail
該系統在取代傳統的液壓、氣動導彈舵機伺服控制系統方面有很大潛力,同時在航空舵機、伺服閥,以及機器人關節的直接驅動、雷達天線等領域具有廣闊的應用前景。論文詳述了系統的工作原理與控制思想,以及系統方案的設計和各組成部分的功能與實現方法。And the report has passed the analysis to ionic membrane caustic soda salt refining handicraft, has suggested that controlling a scheme comparatively rationally, calculation and driving force having carried out the ability choosing a type, circulating to the regulating valve on various appearance ( the temperature, pressure, rate of flow, liquid place, component ) supply a problem waiting for aspect to have done one by one also expound
本報告通過對離子膜燒堿一次鹽水精製工藝的分析,提出了較為合理的控制方案,並對各種儀表(溫度、壓力、流量、液位、成分)進行了選型,對調節閥流通能力計算及動力供給問題等方面也都一一作了闡述。Automotive air conditioner accessories : automotive air conditioner cooler, evaporator, heat sink, air conditioner, temperature adjuster, heater, central cooler, air desiccators, cooling fan controller, internal heat exchanger, compressor, motor, air warmer, warm air device, electronic fan for cooling condenser, liquid can, thermal expansion valve, air condition pipeline, switch, clutch, connector, height valve, shunt valve and all kinds of automotive air conditioner production materials ( body aluminum, copper materials, etc ), production equipment, measurement equipment, etc
車用空調配件:各種車用空調冷凝器、蒸發器、散熱器、空調器、調溫器、加熱器、中冷器、空氣乾燥器、冷卻風扇控制器、內部熱交換器、壓縮機、電動機、暖風機、暖風裝置、各種冷凝器電子扇、貯液灌、熱力膨脹閥;各種車用空調管路、開關、離合器、接頭、高低閥、換向閥及各種車用空調生產材料(車用鋁材、銅材等) 、生產設備、檢測設備等。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 order to overcome the disadvantages of servo valves and the spool valves, the fast hydraulic system controlled by the fast on - off valve is researched which uses the on - off valves as the pilot valves. they are used to control the opening and closing of the logic valves, thus they can control the pressure and the flow. so they can control the movement direction and the velocity of the piston
為了克服伺服閥和滑閥的不足,本文所研究的基於快速開關閥的快速液壓系統採用快速開關閥作先導閥,控制邏輯閥的開啟和關閉,從而控制液流的通斷和壓力的高低、流量的大小,以實現對活塞運動方向、速度的控制。This thesis gaved a detail account to the main part. for example : the design of the cylinder and the piston rod ; the time calculate of the valve ; the design of the disc spring and how to use it
根據斷路器的要求進行了彈簧液壓機構的主要液壓元件的設計:集成式工作缸和變截面活塞桿結構設計;電磁閥、控制閥系統結構設計及動作時間的近似計算;儲能碟形彈簧的結構設計、應力計算及選用方法。Abstract : this paper briefly introduces structure, principle, application and feature of a new element named travel control single direction valve
文摘:介紹一種新型氣液元件行程控制單向閥的結構、原理和特點,以及在組合機床動力滑臺液壓系統中的應用。The nonlinear problem is ubiquitous and is difficult to solve in electro - hydraulic servo system. it is caused by the throttling property, because of the existing of the servo valve, proportion valve and throttling valve, by the dead band, the back lash and so on
非線性是電液伺服系統中普遍存在且至今沒有很好解決的問題,這些非線性主要由電液轉換和控制元件(伺服閥、比例閥或節流閥)的節流特性和液壓動力機構的滯環及死區等因素引起。The proportional relief valve is used to adjust control the pressure of hydraulic oil, therefore controls the brake moment by adjusting the thickness of oil film
用電液比例溢流閥對控制油壓進行調節,從而調節油膜的厚度來控制制動力矩。The product range includes process instrument, pneumatic hydraulic units, working lights system, kinds of sensor, switch, transmitter, valve, and so on. especially on combustion safety control, moment limiting control and electro - hydraulic control system, we have special technique service experience. we can serve the whole set service, including design, system integration, installation calibration and technique training
公司技術力量雄厚,擁有眾多技術全面專業性強且經驗豐富的技術工程人員,不斷引進吸收國內外先進技術及優秀產品,產品有過程調節儀表氣動液壓元件專用照明燈系列各類傳感器控制開關變送器閥門等,尤其在車輛燃燒安全控制系統力矩限制控制系統電液控制系統鍋爐燃燒安全控制系統等方面有獨到的技術服務經驗,實行從設計系統集成設備安裝調試技術培訓一條服務,深受廣大客戶好評。Hydraulic fluid power - electrically modulated hydraulic control valves - test methods for four - way directional flow control valves
液壓流體動力.電動調節液壓控制閥.第1部分:四向流動控制閥的試驗方法Hydraulic fluid power - electrically modulated hydraulic control valves - test methods for three - way directional flow control valves
液壓流體動力.電動調節液壓控制閥.第2部分:三向流動控制閥的試驗方法Hydraulic fluid power. electrically modulated hydraulic control valves. part 1 : test methods for four - way directional flow control valves
液壓流體動力.電動液壓控制閥.第1部分:四路定向流量控制閥的試驗方法Hydraulic fluid power. electrically modulated hydraulic control valves. part 2 : test methods for three - way directional flow control valves
液壓流體動力.電動液壓控制閥.第2部分:三路定向流量控制閥的試驗方法The key parts of semi - active suspension system are hydraulic dampers capable of adjusting damping force in accordance with driving conditions. on the base of it, the paper designs moveable valve adjustable dampers. its structure simple, the control is effective
半主動懸架系統的關鍵部件是適應車輛行駛變化的阻尼力可調的液力減震器,鑒於此,本文設計了一種電磁閥控制的兩態可調減震器,其結構簡單,控制有效。If by their ticket enforcement agencies use the power, control valves can be divided into pneumatic, electrical, fluid movement three, namely to compressed air to power sources pneumatic - valve to call for the engine electric control valves for the liquid medium ( such as oil ) pressure - driven electricity fluid moving control valves, and their functions and characteristics hours are electromagnetic valves, electronic style, smart, floor bus - control valves
如果按其所配執行機構使用的動力,控制閥可以分為氣動、電動、液動三種,即以壓縮空氣為動力源的氣動調節閥,以電為動力源的電動控制閥,以液體介質(如油等)壓力為動力的電液動控制閥,另外,按其功能和特性分,還有電磁閥、電子式、智能式、現場總線型控制閥等。分享友人