電液比重計 的英文怎麼說

中文拼音 [diànyèbǐzhòngjì]
電液比重計 英文
electrolyte hydrometer
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 液 : 名詞（液體） liquid; fluid; juice
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 重 : 重Ⅰ名詞（重量; 分量） weight Ⅱ動詞（重視） lay [place put] stress on; place value upon; attach im...
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 比重 : 1 （部分在整體中所佔的分量; 比值） proportion 2 [物理學] （物體重量和其體積的比值） specific grav...
  1. The results of experiments have show that electro - hydraulic proportional control system and its core controller of the auto crane ’ s performance are satisfied. it has the advantage of easily using and low cost, then it is worthy of further developing

    核心控制器樣機的試驗情況表明，本文所設計的汽車起重機電液比例控制系統具有簡潔實用、成本低廉的優點，證明了本文研發成果的有效性和實用價值，為產品的產業化開發打下了良好的基礎。
  2. Based on above two points, developing electro - hydraulic proportional controller of having independent intellectual property is now urgent to civil auto crane manufacturer. at the beginning, in this thesis, a serial of models about auto crane ’ s function, construction and action are provided after being carefully analyzed with the modeling tool uml ( united modeling language ). using these models, we can easily get along with the design and realization of electro - hydraulic proportional controller

    本文首先從研究汽車起重機的功能入手，以面向對象的觀點和使用uml作為建模工具，透徹地分析了汽車起重機功能應該具有的結構、行為特性，經過分析得出的結構、行為方面的特性是作為汽車起重機功能的內部描述存在的、具有固定不變的特點，這些特性的描述是研究與設計汽車起重機電液比例控制系統所必需的基礎工作。
  3. 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。
  4. On the basis of this, the hydraulic system of the mkd - 5s drilling machine is resigned for improvement. specially energy - saving design of the feeding system is made and the control characteristic of the electro - hydraulic proportional controlled system of feeding is studied both in theory and in experiment

    在此基礎上，應用電液比例技術對mkd ? 5s型鉆機液壓系統進行了改造設計，重點對給進系統進行了節能設計，從理論和實驗兩方面對給進加壓電液比例控制系統的特性進行了研究。
  5. The related physical equations ( yang - laplace equation and hagen - poiseuille equation ) were re - derived for different pore shapes. and the effect of using different pore model such as circle, elliptical and slit pore model to determine pore size and its distribution was investigated

    計算結果表明當假設孔為橢圓形時，液體置換法表徵得到的結果與掃描電鏡、比重法分析得到的實驗結果比較吻合，也可以較好地反映孔的實際形態結構。
  6. The respect drive system design : the servo valve commonly used in the closed - loop control system is replaced with the proportion direction valve, and controlled it with the methods of electrohydraulic proportional control. the system adopts the hydraulic circuits that prevent the simulating table letting down because it own weight take place

    驅動系統設計方面：用比例方向閥取代了液壓閉環控制系統中常用的伺服閥，採用電液比例技術對其進行控制，並在液壓油路中採用了防止因模擬轉臺自重而產生緩慢下滑的液壓迴路。
  7. Electro - hydraulic control principle applied in construction machinery is analyzed in this paper ; working principle and application characteristic of electro - hydraulic proportional is lucubrated ; technique and static characteristic of electro - hydraulic proportional decompression value and electro - hydraulic proportional direction value is emphatically analyzed and studied ; electro - hydraulic proportional control mode is setup. the hydraulic circuit which can be not only suit for handle operation but also for remote operation in the same construction machinery, and the hydraulic system design methods is also introduced that the proportion control use d for the steering devices and the working devices of the machine

    本文對工程機械上應用的電液控制原理進行了分析；對電液比例閥的工作原理和應用特點進行了深入研究；重點對電液比例減壓閥和電液比例方向閥技術特徵和靜態特性進行分析研究；建立電液比例控制模型；提出了在同一臺工程機械上，既能滿足遙控又能滿足手控的液壓迴路，以及採用比例量控制行駛和工作裝置的液壓系統設計方法。
  8. This part chooses the third kind of plan and designs its structure, and research the armature piston model mr damper ' s functions, and analyze the effects to damping force by various materials of mrf, various dimension of geometric and various input electric current

    對所設計的電樞活塞式磁流變阻尼器進行了性能研究，分析了不同的磁流變液材料、不同的幾何尺寸、不同的輸入電流對阻尼力的影響，並進行了比較，指出了磁流變阻尼器設計中應重點注意的一些問題。
  9. For all other possible lng sources, including other alternative lng supplies. despite the efforts by epd in recent years to encourage the project proponents to allow continuous public participation in the eia process from initial planning through to final design, clp has decided to release selective and piecemeal information, " said dr alan leung, senior conservation officer, wwf hong kong. " by doing so they are deliberately biasing the public debate on this important infrastructure project in an environmentally sensitive area which could have ramifications for decades to come.

    本會高級環境保護主任梁士倫博士表示：中電必須就所有液化天然氣的來源，包括其他液化天然氣的供應源頭對環境造成的利弊，提供清晰而客觀的比較，盡管近年環保署積極鼓勵項目發展商在整個環評過程中，即由草擬計劃至定案階段，均容許公眾參與，然而中電卻刻意選擇性地發放零碎的資料，故意誤導公眾討論有關是項重要基建工程的方向。
  10. According actual situations, a system design pattern called “ double cpu share memory ” is adopted for such a kind of electro - hydraulic proportional controller. so in the third part, the concrete realization is presented to show the efficiency of the system design pattern, in the middle of which it emphatically give out the design of the hardware driving model

    針對怎樣實現汽車起重機電液比例控制系統核心控制器問題，即系統的設計問題，本文從整體上研究和比較了多種方案，最終選擇了雙處理器共享內存的體系結構模式，並且從硬體和軟體上完成了核心控制器的詳細設計。
  11. This paper presents a electrohydraulic proportional valve - control compensating synchro - system controlled by computer, introduces the hardware components and the principle of the valve - control compensating system, mainly discusses the modular design of the software in the controlling system

    摘要本文設計了一種計算機控制的電液比例閥控補償同步系統，主要介紹了閥控補償同步系統的硬體組成和工作原理，著重介紹了系統控制軟體的模塊設計。
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