high hydraulic valve 中文意思是什麼

high hydraulic valve 解釋
高壓液壓閥
  • high : adj 1 高的〈指物，形容人的身高用 tall〉；高處的；高地的。2 高級的，高等的，高位的，重要的。3 高尚...
  • hydraulic : adj. 1. 水力的，液力的;用水發動的。2. 液壓的，水壓的。3. 水力學的。4. 【建築】水硬的。adv. -lically
  • valve : n 1 【機械工程】閥，活門，舌門；汽門。2 【解剖學；動物學】瓣，瓣膜；（貝）殼瓣；【植物；植物學】...
  1. Hydraulic flapper - nozzle servo - valve is the most important component in hydraulic control systems. it is used very widely in industrial and aerospace application fields because of its high responding speed

    噴嘴擋板伺服閥作為伺服控制元件，是閉環電液伺服控制系統中最重要的核心元件。
  2. The electro - hydraulic servo valve with high response based on new type function materials

    基於新型功能材料的高頻響電液伺服閥
  3. The main products of our company : series of mining emulsion pump station, series of electric haulage shearer, sparying pump station, series of mining flame - proof vacuum / air electromagnetic starter, series of mining vacuum / air feeding switch, series of mining fame - proof and natural - safe. type ac soft starter, series of hydraulic stand valve and pipe system, high flow rate quick - moving valve, the new product nearing into market - the hydraulic support electric - control system, mining electric drill, hydraulic valve test table, electric performance test table

    公司主導產品為：系列電牽引採煤機、系列礦用乳化液泵站、噴霧泵站、礦用隔爆兼本質安全型交流軟起動器、系列礦用隔爆真空、空氣電磁起動器、系列礦用真空、空氣饋電開關、系列液壓支架閥類及管路系統、大流量快速移架閥、即將投入市場的新產品? ?液壓支架電液控制系統、煤電鉆系列、液壓閥試驗臺、電性能試驗臺等。
  4. 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。
  5. 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。
  6. After simulating the model of water hydraulic valves, the velocity distribution, pressure distribution, energy distribution can be obtained and relations between the valve channel and the energy loss, the negative pressure distribution can be analyzed, which offers the theory foundation for designing water hydraulic valves with the high efficiency, low energy loss and low noise

    通過對水壓閥模型的cfd穩態和瞬態解析，可以得到水壓閥內流場的速度分佈、壓力分佈及能量分佈，據此定性分析流道結構（速度、壓力、流動的分離與再附壁，旋渦的產生與消失等）與能量損失、負壓分佈等的關系，從而為設計出高效率、低能耗、低噪聲的水壓閥提供理論依據。
  7. 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。
  8. The hydraulic pressure parts adopt the high dynamic proportion valve to control accurately key component movement. 4

    Using double採用四桿長導套導向，配合精良保證壓頭及模具的精確運動。
  9. Among them the flow pulse is more standing - out, which is the main reason of its not more widely used. because high flow pulse will lead to the worse of the smooth movement of hydraulic motor and pipe, also cause pressure pulse which lead to a high noise, and give the destructive damage to the axial, bearing, valve, the connect of pipe etc. how to make the flow pulse low has become the research of scholars of many country

    其中流量脈動問題顯得尤其突出，它嚴重製約著齒輪泵的應用，因為泵的流量脈動大，不僅會使液壓缸運動的平穩性、液壓馬達回轉的均勻性性變差，而且會引起壓力脈動，進而使管道、閥門乃至整個系統振動（特別是在共振時） ，並發出很強的噪聲，這對軸、軸承、管接頭及密封都有破壞性影響。
  10. Electronically - controlled hydraulic throttle actuator with high speed on - off valve

    高速開關閥控制的電液式節氣門執行器
  11. First, the dynamic characteristics of pipe is simulated, the influence to waterhammer which is brought by the flow area of the valve, response time, the length of the pipe before and after the valve, the hydraulic pressure fluctuating in the trunk, and the high frequency pressure fluctuating in combustion chamber is analysed

    首先對管道動態特性進行了模擬，分析了閥門過流面積、閥門作動時間、閥門前後管道的長度、貯箱壓力波動以及燃燒室壓力高頻振蕩等對管道動態特性的影響。
  12. But because of the disadvantages of the traditional hydraulic control system, for example, servo system ’ s servo valve has the high requirements to the oil ’ s intensity, so its application was limited

    但傳統的電液伺服系統本身存在固有的缺點，如電液伺服閥對油液精度要求很高，抗污染能力很弱等，限制了電液伺服系統更廣泛的應用范圍。
  13. The proportional pressure / flow hybrid valve ( pq valve ), which adjusts pressure and flow rate simultaneously, is increasingly adopted for the hydraulic control system in molding machine, due to its advantages of high integration degree, stable and energy - saving performance. based on the analysis of various types of pq valve, this paper investigates the control performance of the byl 16 series valve, including the static and dynamic characteristics

    本文在綜合了目前國內外各種pq閥技術現狀的基礎上，分析研究了由浙江大學研製的byl系列pq閥的靜、動態性能，並結合模擬和試驗研究，提出了改善pq閥靜動態性能的機理和有效措施，為今後實際工程應用和系列擴展設計提供了很好的理論依據。
  14. Mainly directing against leaking of pz900 high temperature flat valve body with hydraulic pressure, utilizing foundry technology theory and metal solidification principle, combineing computer aided design, analyzed casting process and found out the defect causation, the leaking defect resolved

    摘要主要針對pz900高溫平板閘閥閥體試壓滲漏的問題，利用鑄造工藝理論和金屬凝固原理，結合計算機輔助設計，對閥體的鑄造工藝進行了分析，找到了產生缺陷的根本原因，解決了該件的滲漏問題。
  15. Aiming at several representative electric - hydraulic control module of the construction machine control system based on the can bus will stand out all the electric - hydraulic control system of the construction machine. based on what we have said above, we design the communication adapter, data acquisition module, data control module and the hydraulic test flat which is controlled by the high - speed switch valve

    針對工程機械幾種典型的電液控制模塊，分析其功能需求，並探討了其實現的控制方式、控制復雜程度和數據傳輸和處理的量，經過縱橫向比選后，認為基於can - bus的數字電液控制系統必將成為下一代工程機械電液控制的主流。
  16. The oil system have accumulator to absorb hydraulic surge. adopting the inside high accurate electromagnetism servo valve with the negative motive feedback spring coil can avoid the control process surve, dynamic characteristic is excellent

    採用內設動反饋作用的負反饋彈簧的高精度電磁伺服閥，可避免調節過程振蕩，動態特性優異。
  17. In order to solve the problems that large energy consumption, temperature variation, high, cost trouble maintenance in current electro - hydraulic servo control system for material testing machine, a new design scheme that electro - hydraulic proportional control system for material testing machine based on extension control strategy is proposed. the design scheme is successful by means of designing new main frame system, hydraulic cylinder system, digital electro - hydraulic micro - fluid proportional valve and electrical control system, and its results lay a foundation for material testing machine industries in our country

    針對國內外材料試驗機主要採用電液伺服控制系統，存在能耗大、溫升、成本高、維護困難等問題，本課題提出了基於可拓控制策略的材料試驗機電比例負載適應控制系統這一新型研究方案，通過開發新型試驗機主機系統、液壓缸系統、數字式微小流量電液比例流量閥及電控系統，實現了材料試驗機電液比例負載適應控制，為我國材料試驗機自動控制系統的產業化打下了基礎。
  18. The objective of this dissertation is a kind of press - high speed numeric control oil - press. with a theoretical analysis and study about proportional control system, this paper sets up the mathematical model of proportional valve controlled non - symmetry hydraulic cylinder via the hydraulic system model building. then analyzes and modifies the model based on the matter of this study, and simulates the model with matlab software to confirm pid parameters, thus designs the pid controller

    本學位論文針對一具體的研究項目?高速數控壓機的開發，對比例控制系統進行理論分析與研究，通過對液壓系統的精確建模，建立起比例閥控非對稱液壓缸的數學模型，然後根據所研究問題的實際情況對模型進行必要的分析和修正，再運用模擬軟體matlab分析系統模型及確定pid控制參數，設計出pid控制器，使得控制系統的設計具有更多的可靠性和靈活性，最後運用pic單片機實現此控制，並結合整機調試試驗驗證了pid控制的成功。
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