高壓液壓閥 的英文怎麼說

中文拼音 [gāoyāyèyāfá]
高壓液壓閥 英文
high hydraulic valve
  • 高 : Ⅰ形容詞1 （從下向上距離大; 離地面遠） tall; high 2 （在一般標準或平均程度之上; 等級在上的） above...
  • 壓 : 壓構詞成分。
  • 液 : 名詞（液體） liquid; fluid; juice
  • 閥 : 名詞1 （指在某方面有支配勢力的人物或家族） established house or power group; a powerful person or...
  • 高壓 : 1 （殘酷迫害; 極度壓制） high handed 2 [氣象學] （高氣壓） high pressure3 （高電壓） high tension...
  • 液壓 : hydraulic pressure液壓泵 hydraulic pump; 液壓表 hydraulic pressure gauge; hydraulic pressure indi...
  1. For its connatural limitation, the synchronous precision is not high, its use is limited, so that the problem of high synchronous precision is not solved

    由於同步閥固有的缺陷，其同步精度不高，使用范圍也受到限制，無法解決液壓同步系統中高精度控制問題。
  2. 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。
  3. Because of the high flow resistance and the poor flowing ability, the spool valves ca n ' t meet the requirements for high velocity or huge hydraulic equipment

    同時由於滑閥流動阻力大，通流能力小，不能滿足高速或大型液壓設備對流量的要求。
  4. The improvement system is made up of the pressure sensor, flow sensor, displacement sensor, electro - hydraulic proportional flow control valve, power amplifier, data gathering board and computer. the platform can carry out testing the hydraulic parameters, processing the tested data, saving the processed data and drawing, adjusting the pressure automatically

    改造后的測控系統主要由壓力傳感器、流量傳感器、位移傳感器、比例節流閥、功率放大器、數據採集卡和計算機組成。改造后的實驗臺具有自動採集實驗數據、自動處理實驗數據、自動保存實驗數據、自動調節液壓系統負載壓力等功能，大大提高了實驗臺的工作效率、測試精度和智能化水平。
  5. 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。
  6. B ) the design of the new valve : for the displacement of the actuator, hydraulic magnify is used, and the stracture that has comparatively motion beteen harness and body and comparatively stillness between harness and body is adopted. the static characteristic of the new valve and also its dynamic characteristic, the factors that affect the valve ' s characteristic are analyzed

    設計新型高速開關閥：對驅動器位移採用了液壓式放大，並採用閥套與閥體之間有相對運動，閥芯相對閥體不動的結構。分析了新型高速開關閥靜動態特性以及影響其性能的主要因素。
  7. Gao dian ? rong, wang yi ? qun. finite element investigation of flow in hydraulic cone j. machine tool & hydraulics, 2000 ( 2 ) : 1214

    高殿榮，王益群.液壓錐閥流場的有限元解析j .機床與液壓， 2000 （ 2 ） ： 1214
  8. 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。
  9. 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。
  10. According to the work principle, mechanical model theory and simulation analysis of the hydraulic control valve of the drilling tool, the optimal design parameters of the angle of center of circle of the high pressure hole of upside valve are proposed ; the influence of the charging and discharging lag times on palm supporting capacity is discussed ; and the theoretic basis of designing the control valve of the drilling tool is put forward in the paper

    通過對調制式旋轉導向鉆井工具液壓盤閥機構的工作原理、力學模型的理論和模擬分析，給出了上盤閥高壓孔圓心角的最優設計參數；討論了充液、泄液滯后時間對巴掌支撐力的影響，提出了調制式旋轉導向鉆井工具控制閥機械設計和控制的理論依據。
  11. Electrohydraulic servovalve is a kind of important competent in the electrohydraulic servo control system, its condition decides the performance of the whole system

    電液伺服閥是結合了機械、電子和液壓技術的高度精密部件，它的性能直接影響甚至決定整個電液伺服系統系統的性能。
  12. Therefore, it is of significance to develop new relevant proportional valve specially applied in hydraulic elevators. this thesis mainly deals with the theoretical analysis, design, simulation and experimental research of integrated control valve

    因此，研製新一代高性能的液壓電梯專用比例集成閥，對保證大閉環反饋閥控系統的性能，從而使國產液壓電梯的性能達到國際先進水平，具有重要的意義。
  13. Relief valves in the form of the structure and type of moving into straight - pilot, and it ' s up in hydraulic pump export guarantee system, or limitation of the maximum pressure constant pressure, sometimes adjacent to import components in the implementation of the components of its security role

    溢流閥按結構形式分為直動型和先導型，它旁接在液壓泵的出口保證系統壓力恆定或限制其最高壓力，有時也旁接在執行元件的進口，對執行元件其安全保護作用。
  14. Firstly, the research and development situation of pneumatic servo system in recent years is summed up. meanwhile, the development history and present situation of interrelated control theory is reviewed. considering the cost and the capability of control of phcc servo system, high - speed on - off valves are used as control valves and controlled with pulse width modulation ( pwm ) in this system

    論文首先綜述了近年來氣壓伺服系統的研究和發展狀況，考慮到氣液聯控伺服系統的成本和控制的可能性，確定採用氣液高速開關閥作為系統的控制閥，應用脈寬調制（ pwm ， pulsewidthmodulation ）方法進行控制。
  15. According to the present problems and developing tendency of hydraulic turbine governor, four main issues of this field are studied in this paper. the content include hydraulic control system, frequency measurement unit, stability of the discrete control system, optimization of control parameters and self - adjusting pid control strategy based on fuzzy logic. several main achievement and results are obtained and shown as follows : the electric - hydraulic pilot valve driven by step - motor is firstly proposed, which solves the problem that the electric - hydraulic converter of hydraulic turbine governor hydraulic servo is prone to be stuck and blocked and improves the systemic stability greatly

    本文根據水輪機調節領域存在的問題和發展趨勢，對水輪機調速器的液壓控制系統、頻率測量環節、離散調節系統穩定性與調節參數最優整定以及適應式參數自調整pid控制策略進行了研究，得到以下主要成果和結論：首次提出了採用步進電機驅動的步進式電液引導閥，從根本上解決了水輪機調速器電液隨動系統中存在的電液轉換元件發卡、堵塞問題，使電液隨動系統的可靠性大大提高。
  16. The performance of electrohydraulic servomechanism has been analyzed. the clutch operation mechanism driven by dc servomotor was put forward

    分析高速開關閥控制液壓缸系統的性能缺點，提出採用直流伺服電機作為離合器執行機構。
  17. The proportional flow valve control system with speed - electric feedback applied in hydraulic elevators can eliminate disturbances of nonlinear source such as oil temperature and load change. in this system, the proportional valve plays a key role

    採用轎廂速度一電大閉環反饋控制方法的電液比例閥控系統，可以排除油溫及負載變化等因素引起的非線性干擾，極大地提高了液壓電梯的工作性能。
  18. Standard practice for installation, inspection, and maintenance of valve - body pressure - relief methods for geothermal and other high - temperature liquid applications

    地熱和其它高溫液體設備用減壓閥體的安裝檢驗及維修用標準實施規范
  19. This company have been engaging manily in saling some n & h technology facilities which was provided by foreign corporation to the plant in some sector such as sinopec, petrochina, cnooc and power generation etc., and was a unique representative in china of some famous trademark including steam turbine, compressor, valve, pressure transmitor, flow - meter, level - meter and control system etc

    我公司主要從事國外進口機械、電氣、儀表等高新技術設備在國內石化、石油、海油、電力等行業的銷售推廣等業務，並且是一些知名品牌的汽輪機、壓縮機、閥門、壓力變送器、流量計、液位計、控制系統在中國的唯一指定代理。
  20. Proportional valves manufacture simple, low prices than servo valves, hydraulic valves than ordinary high

    比例閥製造簡便，價格比伺服閥低廉，但比普通液壓閥高。
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