電液成型 的英文怎麼說
中文拼音 [diànyèchéngxíng]
電液成型
英文
electro hydralic forming-
Lc apparatus almost meet all the needs of space optical communication such as weight, size, power consume, life, cost, driving voltage, intergration of optics and electricity, programe, optically take ? over aperture, beam scanning, deflexional range and so on. switches, deflexional facilities and scanning equipments which made with lc have been used in the system of labor in space communication. the only bug of lc apparatus is that their answer speed only get microsecond rate or submicrosecond rate. but it is practical for them to be used in special beam capture, scan, deflexion controling which don ’ t concerned with code rate and code type
液晶器件幾乎滿足空間光通信的所有大的指標要求如重量、尺寸、功耗、壽命、成本、驅動電壓、光電集成、可編程性、光學接收孔徑、光束掃描和偏轉范圍等等。液晶光開關、光偏轉器、光掃描器已經開始應用於光纖通信的實驗系統中。液晶類器件應用於光通信的唯一重大缺陷,是其響應速度目前只能達到微秒級或亞微秒級,不過,在不涉及到碼型碼率的空間光束捕獲、掃描、偏轉、控制方面,液晶器件完全可能進入實用化。Polyvinyl chloride and polyvinyl chloride can resist to be oxidized. soapnated cellulose acetate can prevent dissolved ferrate ( vi ) penetrating toward the anode and prevent dissolved cathode ' s discharge products penetrating toward the cathode
( 1 )壓製成型的正極經過相同的存放時間,不與電液接觸情況下k _ 2feo _ 4的分解比例,比與電液接觸情況的小。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。Comparing and analyzing the synchronous control strategy, which brings up the new method to control the double un - symmetry jars proceed synchronously with the combination of proportional valve and servo valve, which forms closed loop control ; basing on the above methods, models are made to get mathematics models of position control system and to analyze system model theoretically by using pid controller, we can realize regulating parameters, minimizing synchronous errors and enhancing the dynamic performances ; the simulink tool box in matlab software is used to imitate the system according to the model, which not only makes the result visual and easy to adjust the parameters in interactive way but also lets us understand the effects of different parameters and optimizes the dynamic properties. the theory of plc control in dshp is discussed after advanced understanding of the system movements. hardware design and general regulation are given on the base of siemens company products s7 - 200 plc
本文根據大量的國內外文獻,對研配液壓機的工作原理及設計結構進行了簡介;對位置同步的控制方法進行了比較分析,提出比例閥和伺服閥復合控制的閉環結構來對非對稱雙缸進行同步控制電液比例同步控制方案;在此基礎上著重對比例閥控非對稱缸建模,最後得到位置控制系統的總體數學模型,從理論上對同步系統動態特性進行了分析,並用pid控制器進行參數整定,減小雙缸同步誤差、提高系統的動態響應性能;其中控制性能的分析藉助于matlab軟體中的simulink工具箱,由已建立的數學模型形成模擬模型,得到可視化的模擬結果,從而利於交互方式下調整參數,了解不同的參數對系統的影響,優化同步系統的動態性能;在深入了解系統的動作特性后,對plc控制研配液壓機的原理進行了探討,針對siemens公司s7 ? 200型plc給出了硬體設計的總體規劃,編制出研配液壓機動作控製程序,在編程中著重研究位移傳感器與plc的通訊、雙缸同步運行的pid控制在plc上的實現及bcd碼撥盤輸入程序的植入問題。The storage type hollow molding machine offers a high level of durability with its body and mechanism subject to 28crmoaia steel nitriding treatment
本款儲料式中空成型機機同機心採用38crmoaia鋼氮化處理,經久耐用再加上名牌電器氣壓液壓件等組合而成本款精品。Has four main workshops for castings processing, steel parts processing, installation and debugging and spray painting. the company mainly produces plastic injection molding machines in more than ten specifications and models with injectioncapacity of45 - 2, 500g and mold clamping force of 500 - 5, 000kn. the major parts such as electric equipment as well as hydraulic and sealing parts all employ advanced imported products, which have greatiy improved the precision and stability of the plastic machines
設有鑄件加工鋼件加工安裝調試噴漆四大車間,主要生產注射量45 - 2500g ,合模力500 - 5000kn共十幾種規格型號的塑料注射成型機電器液壓和密封件等主要部件均採用先進的進口件,使Yc - 3000 machine is a 4 - column one - cylinder hydraulic shaper with stable work in mechanical system, hydraulic system and electrical series. its worktable is big
Yc - 3000機系四柱式單缸液壓成型機,機械繫統液壓系統電氣系列工作可靠,工作臺面積大,With this model the eaf steel - making process can be simulated, including of scrap melting procedure, the changes of temperature, slag quantity and compositions of steel, slag and off - gas
該模型可動態地模擬電弧爐冶煉過程中的廢鋼量、爐溫、渣量、鋼液成分、爐渣組成和爐氣成分的變化。By using a cell equivalent method, the present model can deal with the face - center square structure of erf. combining the scheme of the classical conductivity model for the single - chain structure, a new formula for the prediction of the shear yield stress of erf is set up. the influences of the separation distance of the particles, the volume fraction of the particles and the applied electric field on the shear yield stress are investigated
在電導模型的基礎上,建立在電流變液體在外加電場的作用下,粒子之間會形成某種特定的微觀結構,利用等效胞元的方法,將這微觀結構等效成一個平板,建立了等效的微觀結構平板模型,通過計算電流變液體內部的局部電場,對電流變液體的工作機理和剪切屈服應力進行了預測,並且分別考慮了在不同的粒子間距、不同的粒子濃度、不同的外加電場的情況下,對剪切屈服應力的影響。It ` s suitable for the bend and deformation of the metal plates and it can roll the round and arcshapes and the cone ones within its specified ranges. it has the function of prebending the plate at both ends. the two lower rollers are the driving ones and can make the horizontal movement ; and the upper is a driven one and can make the up and down movement. the moving manner includes the mechanical and industry, boilers, shipbuilding, metal structure, machine manufacture and other trades, especially for the roll the steel trunks with smaller diameter and longer length in power transmission and trandform and other trades
該機適用於金屬板材的彎曲成型,可卷制圓形,弧形和一定范圍的錐形工作,並有板材端部預彎功能,本機型兩個下輥為主動輥並可水平移動,上輥為從動輥上下移動,移動形式有機械式和液壓式,傳動軸均採用萬向連軸器連接,它廣泛適應于石油化工鍋爐造船金屬結構及機械製造行業,特別適用於送變電行業等直徑較小長度較長鋼管桿的卷制Now, it contracted obviously the disparity with whole country advanced level and raised the testing accuracy and research levels that the research institute whose experiment area is big and the devotion value is high, purchased lately a number of advanced experiment instrument equipments and software, for instance, model machine quickly, tri - coordinate measure machine, laser 3d scanners, multicenter vibration test and analysis system, electronic all - powerful experiment machine, hydraulic presses servo fatigue test machine, festo machine electricity to imitate manufacture system, the software of cad / cam / cae and so on
如今,研究所的實驗面積大、投入價值高,新購置了快速成型機、三坐標測量機、激光三維掃描儀、多通道振動測試與分析系統、電子萬能試驗機、液壓伺服疲勞試驗機、 festo機電模擬生產系統、 cad / cam / cae軟體等一批先進的試驗儀器設備和軟體,明顯縮小了與全國先進水平的差距,提高了試驗的準確性和科研水平。Fluid handling and control systems and instrumentation for process control and waste treatment
-研製開發機電液一體化的新型液壓集成部件和液壓機械。The hardware design of microcontroller takes into account performance and cost and includes circuits design of lcd, micro printer and standard keyborad
兼顧性能與成本等因素,論文完成了microcontroller的硬體設計。主要包括液晶顯示電路、微型印表機介面、標準鍵盤介面的設計。Ys series prepiasticization automatic plastic injection moulding machines adopt the most advanced technoiogy of the world in the mechanical structure. hydraulic principle and electrical control, with more scientific and practical applicability
永生牌ys系列預塑式全自動塑料注塑射成型機,貫徹永生以「精益求精」的精神,對機械結構液壓原理電氣控制採用現代國際先進的技術設計,使產品更具先進性,科學性和實用性。After completing the static and dynamic experiments on the5 electro - hydraulic component & system test unit, the author made further experiment research in the close loop system of hydraulic elevator, and get satisfying testing results. to sum up, the author build a set of theories and formulary for the design of integrated valve, change the traditional methods for the structure design of hydraulic elevator valves by the tools of pro / e, carry out a lot tests of the integrated valve on the special test platform
縱觀全文,作者對針對液壓電梯專用集成閥建立了一套比較完整的設計計算的理論依據;採用三維造型軟體對集成閥進行實體建模,改變了液壓電梯專用集成閥的傳統結構設計方法,使集成閥的結構設計達到了更好的效果;利用專門的電液元件測試平臺和液壓電梯臺架對集成閥進行了比較全面的實驗,拓展了新元件的實驗研究手段。Chapter 2 describes the working theory of the hydraulic elevator control system, and introduces the components of this system, especially the vsvii integrated valve, which could be regulated by the controller of single chip processor with flexible control strategy. also the mathematical models for the hydraulic elevator control system with vsv ii valve are derived and the simulation is made
論文的第二章主要介紹採用轎廂速度反饋電液比例控制的液壓電梯的工作原理,分析了本課題所採用的控制系統的各個組成部分,特別介紹了本課題組自行研製的vsv型液壓電梯專用比例閥和計算機監測系統,並對液壓電梯速度控制系統進行了建模和模擬。Formation terms of polymeric liquid crystals are introduced, and the structure, properties and applications of five new typies of polymeric liquid crystals are reviewed, such as cellulose liquid crystal, chitin liquid crystal, ferroelectric liquid crystal, discotic liquid crystal and halogenated liquid crystal, the progress of polymeric liquid crystals in future is previewed
摘要闡述了高分子液晶的形成條件,綜述了纖維素液晶、甲殼素液晶、鐵電液晶、盤狀液晶、鹵代液晶等五種新型高分子液晶材料的結構、性能及其應用前景,並對高分子液晶的發展方向進行了展望。In view of this, the mathematical model of seismic simulation shaking table is deduced based on analyzing constitutes and mechanism of the seismic simulation shaking table in the civil engineering structure vibration center of wuhan university of technology
鑒於此,在分析電液伺服地震模擬振動臺的設備構成及其物理機理基礎上,針對武漢理工大學土木工程結構振動中心的地震模擬震動臺,推導出了電液伺服地震模擬振動臺的數學模型。Transformation of unit 4 in maoming cogeneration power plant to use deh - a digital electro - hydraulic control system
集成型執行器汽輪機電液調節系統Electro hydralic forming
電液成型分享友人