adjust valve 中文意思是什麼

adjust valve 解釋
制動調節閥
  • adjust : vt 1 調準(望遠鏡等),對準,校正,校準(機械等)。2 調整;整理,整頓。3 核算(盈虧)。4 【保險】...
  • 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. Adjust balancing valve until pressure differential gauge reads pressure drop required for desired flow rate gpm

    調整平衡閥直到壓差表讀出壓降符合所要求的流量(加侖/分鐘)為止。
  2. 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。
  3. “ v ” type ball valve for soda also has the feature of high in accuracy to adjust, and reliable in allocation

    純堿v形專用閥還具有調節精度高、定位可靠等特點。
  4. We select pv - 10 piezoelectric valve as puffing valve in the design of puffing system. the reason is that we can accurately adjust gas quantity of system by it

    充氣系統選用pv - 10壓電晶體閥作為充氣閥門,它能達到實時、準確調節系統進氣量的目的。
  5. The host computer system ' s functions are as follows : duplex communicate with automatic station data poll gather to each automatic station save and handle the data format and print diagram based on the gathered data download the parameter to automatic station and adjust the clock dial - up to network and long - distance control automatic rainfall station consists of outer garment, meet rain bucket, water input and output electromagnetic valve, measure bucket, storage battery and circuit control

    可以與自動站進行雙向通訊,完成對各個自動站數據輪詢採集並進行存儲、處理,並生成圖表,根據採集的數據形成圖表、列印,可以向自動雨量下載參數、時鐘校準以及遠程聯網撥號和控制。自動雨量站包括外罩、接雨桶、進放水電磁閥、測量桶、蓄電池以及電控部分等部分組成。
  6. Whole scheme of frame design of test - bed is proposed as : the host fanner supply the firebox the once and twice air required by diesel oil ' s burning and the cooling air ; the export parameter of the test - bed is varied by the adjust of the flux of air and diesel oil. and the air flux is varied by adjusting the rev of the fanner adjusted by transducer and the corner of the fan inlet adjusted by step motor. the quantity of oil is varied by adjusting the oil valve adjusted by step motor ; the measurement of the air flux in the test - bed adopts the method of fanner dynamics performance test in the nation criterion

    確立了實驗臺結構設計方案:主風機為燃燒器提供燃燒所需的一次、二次進風量及冷卻風量;利用變頻器調節主風機轉速、用步進電機調節風門開度來調節風量,用步進電機調節回油閥開度來調節供油量,從而實現對模擬實驗臺出口煙氣熱流量的調節;實驗臺的流量測量採用風機動力性能測試標準中測流量方法等。
  7. Model - c design, with an energizer o - ring beneath the seat - carrier, enables the valve to automatically adjust for seat wear

    型號c結構,在閥座支架下配置增能器o形環,使得閥門能夠根據閥座磨損狀況自動進行調整。
  8. The results show that, when the compressor continuously runs, the stability of the test bed after using manual valve is better than that of using thermal valve, and it is little affected by the kinds of valves for adjusting cooling water ; and that, when the compressor intermittently runs, the operation stability would be obtained if pneumatic valve is used to adjust cooling water, especially at low speed

    結果表明,壓縮機連續運行時,製冷劑採用手動閥調節后工況的穩定性明顯好於採用熱力膨脹閥時的情況,此時調節冷卻水量用的電動調節閥和氣動調節閥對工況穩定性影響相差無幾;間歇運行時,無論是熱力膨脹閥還是手動閥,即便壓縮機通電時間最長,仍達不到設定工況,特別是低速的斷續尤為明顯,而使用氣動閥就能很好地解決這一問題。
  9. It is the foundation of boiler burning control to find optimum excess air coefficient, in addition, it is key to adjust the damper opening and valve opening use fuzzy control algorithm according to the content signal of o2 and co in fume road

    尋找最佳過量空氣系數是鍋爐燃燒控制的基礎,而鍋爐燃燒控制的關鍵是根據煙道含氧量、煙道一氧化碳含量信號,調整氣風門開度,使過量空氣系數保持在最佳值附近。
  10. The proportional relief valve is used to adjust control the pressure of hydraulic oil, therefore controls the brake moment by adjusting the thickness of oil film

    用電液比例溢流閥對控制油壓進行調節,從而調節油膜的厚度來控制制動力矩。
  11. The hydraulically actuating, electronically controlled variable valve actuator, the common rail hydraulical source and the electronic control unit have been designed and developed. the primary control strategies of the valve timing in different conditions have been discussed. the performance of the system has been researched deeply by experiments, from which, plenty of rules have been obtained, and the way to adjust valve timing, lift and duration has been put forward

    研製了電控可變氣門系統的執行器? ?電控可變氣門驅動機構,設計了電控可變氣門系統的液壓驅動源? ?中壓共軌液壓源,開發了電控可變氣門系統的電子控制單元,實現了在不同工況下,氣門正時、氣門開啟持續期、氣門升程柔性的電子控制,並對不同工況下配氣正時的控制策略進行了初步探討。
  12. Check and adjust ( as needed ) valve clearance to the same specifications on nos. 2, 4 and 6 exhaust and nos. 3, 5, and 6 intake valves. tighten valve adjusting screw locknut to 27 n ? m ( 20 lb - ft )

    檢查並視需要將氣門間隙調節到與2 、 4 、 6號排氣閥以及3 、 5 、 6號進氣閥相同的規格。將氣門調節螺絲防松螺母擰緊至27牛頓?米( 20磅- ? ) 。
  13. Two seperate section of adjust valve can control the speed of closing to be perfect

    獨立的兩段調閥,可精準控制關門速度達到完美。
  14. Globe valve indicates that the stem drive disc along the central spindle of seat make lifting movement, it is a sort of common stop valve. which is mainly used to connect and disconnect medium in pipelines. generally, it is not used to adjust flow

    截至閥是指啟閉件(閥瓣)有閥桿帶動並沿閥座中心軸線做升降運動的閥門,是一種常用的截斷閥,主要用在接通或截斷管路中的介質,一般不用於調節流量。
  15. For electric operated soft - sealing gate valve, operating torque and stroke of actuator have been adjusted when delivery from factory. don ' t adjust once again rashly

    對于電動軟密封閘閥,電控裝置的扭矩及行程控制出廠時己調節好,不要輕易調整。
  16. The adjustment control on the valve when received is set in the wide open position. ( screwdriver slot being in the perpendicular position ). see fig. # 1. do not adjust unless necessary

    所收到的閥門上的調節控制設置在大開的位置。 (螺絲刀放在垂直位置上) 。參閱型號1 。除非必要,否則不要調節。
  17. This constant - pressure hydraulic power adopts plvc4 programmable logical controller for valve to control the electro - hydraulic proportional relief valve to adjust the pressure at the entrance of the servo valve and makes it change with the pressure change at the exit thus to keep the pressure difference constant

    此恆壓油源採用閥用可編程式控制制器plvc4控制電液比例溢流閥調節伺服閥入口壓力,使其跟隨伺服閥出口壓力變化,達到入出口壓力差值恆定的目的。
  18. Trial operation of valve should be done before install. open and close the valve by hand for a period. adjust the limit device of the valve gate accordingto the working system condition of user. install the valve in full close state when there is no mistake

    安裝前先試運行閥門,啟閉一個周期,按客戶工作系統要求對閥門限位裝置作適當的調整(出廠時已作標準調整) ,運行無誤后將閥門處于全閉狀態再進行安裝。
  19. Considering the probability of the collision of the valve and the piston of the engine, to obtain the adjust ability of valve timing of the haecvvs in different speeds, the moving of the valve and the piston have been simulated. some strategies to avoid the collision have been put forward. the temperature of solenoid coil rose sharply both in low engine speed and in high engine speed

    根據發動機活塞的運動規律及電控可變氣門系統的啟、閉特性,對不同轉速下活塞與氣門的相對位置進行模擬,以保證氣門不與活塞發生碰撞為約束條件,對氣門正時調節能力隨轉速的變化規律進行了研究,在此基礎上討論了氣門與發動機活塞避免碰撞的方案。
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