combination valve 中文意思是什麼

combination valve 解釋
復合閥
  • combination : n 1 結合,合併,混合,聯合,配合,組合。2 合作;共謀,同謀;同黨。3 〈pl 〉〈英國〉連褲襯衣。4 【...
  • 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. Directional control combination valve with 2 - speed for ships

    船用雙速換向組合閥
  2. Water feeding framework takes electromagnetism water valve as administration component and is added relief valve for stabilizing hydraulic pressure ; the system has large, middle and small water valve that changes unlock combination of electromagnetically operated valve, which can get seven different water flux ; if it is necessary, it should adopt microseism water feeding that can make water feeding get stepless timing

    3加水機構加水機構採用電磁水閥作為執行元件,加入調壓閥穩定水壓,系統共設大中小三路加水閥,變化電磁閥的開啟組合,可以得出7種不同的加水流量,必要時採用脈動加水法,可使加水達到無級調速。
  3. The controllable ability of valve timing, duration, and lift in the haecvvs has been proved. the map of common rail pressure, duration of control signal and the peak lift, the map of common rail pressure, duration of control signal and valve event duration, the map of the combination ability of valve event duration and valve peak lift etc. have been obtained from the experiment

    在研究了電控可變氣門系統氣門正時、氣門開啟持續期、氣門升程的可控性的基礎上,整理了共軌壓力、控制信號持續時間與氣門峰值升程的map圖,共軌壓力、控制信號與氣門開啟持續期的map圖,氣門升程與氣門開啟持續期配合范圍map圖。
  4. Brake combination valve

    制動組合閥
  5. Many researches have been done with the simulation model. it was found that some structure parameters such as the diameter of the driving piston, the diameter of the buffer piston, the stiffness of the valve spring, the compress ratio of the buffer piston, and the flux area of the solenoid valve etc. have great effect on the performance of the haecvvs. for certain performance demand of the variable vale system, there is a most suitable combination for the structure parameters

    通過對電控可變氣門系統的主要結構參數,如動力活塞直徑、緩沖活塞直徑、氣門彈簧剛度、緩沖活塞實際壓縮比、電磁閥通流面積等參中壓共軌電控柴油機可變氣門系統的研究數對電控可變氣門系統啟、閉特性的影響規律的研究發現,動力活塞直徑、氣門彈簧剛度、電磁閥通流面積對電控可變氣門系統啟、閉性能起著決定性的作用,對於一定的氣門啟閉規律要求,這些結構參數存在一組最佳值。
  6. Pressure governor valve is composed by governing valve, oil, water separation devices and a combination of one - way valves, etc

    調壓閥是由調壓閥、油水分離器及單向閥等構成的一個組合閥總成。
  7. 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。
  8. Combination sliding and rotary spool valve

    又移動又旋轉的圓柱滑閥
  9. This control system adopts creditable plc for real control ; it sends many simulating signals collected by old sand temperature of inlet, suction opening temperature of double disk, inner sand temperature of double disk, current of mainframe and current of fan ; meanwhile, the operation signal and switching value signal outputted by material movement transducer is inputted to switching value module of plc ; it gets evidence of water feeding after cpu account ; the operation result of cpu is outputted by switching value of plc to control unlock combination of coarse, middle and thin water feeding electromagnetically operated valve and then gets different water feeding quantity

    該控制系統採用高可靠性的plc可編程序控制器進行實時控制,傳感器所採集的入口舊砂溫度雙盤抽風口溫度雙盤內砂溫主電機電流及鼓風機電流等模擬量信號直接輸入plc的模擬量採集模塊,同時加砂設備運轉信號及加砂設備物料移動檢測傳感器發出的開關量信號輸入plc的開關量模塊,由cpu獲取經運算而得到加水計算依據, cpu運算結果直接由plc的開關量輸出控制粗中細加水電磁閥的開啟組合,而得到不同的加水量。
  10. Cylinder - valve combination

    氣缸閥組合
  11. The operation of oil tins section is the intermission and much flow operation, namely one oil tin maybe has ten or more flow operation. sometimes is single flow operation, sometimes is some parts flow combination operation, so open wrong one valve it can take place beat all accident

    石油罐區操作一般為間歇和多流程操作,即一個罐組、甚至一座儲油罐都可能有十個、數十個流程操作,有時是單流程操作,有時是部分流程的組合操作,開錯一個閥門,就可能發生意想不到的跑串事故。
  12. Believes that gas pressure accumulator can absorb waterhammer pressure effectively, but it needs more time to achieve stable state. the consume - energy accumulator can not absorb one of opening valve effectively, but it can achieve stable state quickly. combination of the two style accumulators will be a nice choice

    認為氣壓式蓄能器能有效地吸收水擊波動,只是達到穩定狀態需要的時間更長;耗能蓄能器對吸收開閥水擊的作用不佳,但穩定速度更快,將這兩種蓄能器的優點結合起來會是一個不錯的選擇。
  13. This paper analyses the type, function and characteristics of usual proportional control valves and raises a new modificative version in the light of their drawback. that is, basing on the principle of flow amplification and electrical feedback and throughout calculation and analysis on flow closed loop control and pressure flow combination., determination of the minimum controlled pressure difference as well as flow controlling range and structure of main valve and research of the dynamic and static characteristic, the paper puts forward control principle of " flow - load pressure change - displacement revision " and pressure / flow double closed loop, and further expounds that using a proportional controller and a electric mechanical transducer can separately serve the control function of pressure or flow as well as flow pressure combination

    本論文分析了目前常用比例閥的類型、功能、特性,並針對其不足提出新的改進方案,即:以流量放大,電反饋兩個原理為基礎,通過對流量閉環控制及壓力流量復合的計算分析、確定上最小控制壓差及流量控制范圍,確定主閥結構、功能特性研究等,提出了「流量? ?負載壓力變化? ?位移修正」的控制原理和壓力流量雙閉環控制原理,並進一步論述了利用一個比例控制器和一個「電?機械轉換器」就可完成獨立的壓力或流量控制功能以及流量壓力復合控制功能。
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