正動閥 的英文怎麼說

中文拼音 [zhēngdòng]
正動閥 英文
positively actuated valve
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : 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...
  1. Accordingly, using graph theory and operating experience abroad for reference, it firstly brings forward a new method of voltage rectification which based on pilot bus with voltage control area in view of the weak coupling among every vca ( voltage control area ), using decomposing method of multi critical value, it realizes the eliminating vinculum of every vca. and then, the rectification starts by pilot bus voltage of every vca. so the resolution of whole power net is diverted into calculating smaller sub - net

    由於各個電壓控制區之間無功電壓的弱耦合性,利用多值分解的分區演算法,實現區域間的解耦,然後根據各個子網路的主導節點的電壓進行校,從而把求解整個網路的問題轉化為求解各個小的子網路,降低了網路維數,減少了無功設備控制作次數,提高了校成功率,縮短了計算時間。
  2. Abstract : the mathematical model of the valve controlled asymmetrical cylinder active electro - hydraulic servo loading system is set up and the control strategy of the compound adjustment is designed in this paper. the simulation and experimantal research are carried out

    文摘:建立了控非對稱缸主式電液伺服加載系統的數學模型,設計了復合校的控制策略,並作了模擬和實驗研究。
  3. Port closure directly proportional to stem travel for throttling

    埠關閉與桿運比例,適用於節流。
  4. Tools for pressing. ball - lock punch retainers. part 1 : types a and b, rectangular and square for light duty

    沖壓工具.球形沖頭限器.第1部分:小功率用途的a或b型,矩形及方形沖頭
  5. In order to accelerate the district metering work, in 2005 a contract operation will be carried out, including matching the site pipelines and valves with the plans for calibration, checking leak distribution by leakage vibration recorder, and zone division and suspension confirmation. twd divided specific areas into blocks for testing. presently, twd has already prepared four blocks for testing and 30 more will be ready by the end of the year

    為加速推94年小區計量工作,於今年下半年將其前置作業包括現場管線及栓與圖資比對校新式漏水振記錄器調查漏水分佈區塊劃分及斷水確認等委外辦理,目前已劃分完成4個計量區,預計至年底將完成30個。
  6. After the normal air - running, engineer must move the regulating handle to the position corresponding to the pressure which has been set by the pressure reducing valve ( pos. no. 28 ) when the speed of the main engine is more than the air cut speed

    常的空氣運轉后,輪機員必須移調節手柄到相應的壓力的位置,其壓力已由壓力減壓28設定,當主機的轉速已經高於空氣切斷轉速。
  7. Pressure characteristics of a pneumatic servovalve with uneven underlaps of the spool

    具有不均等開口量的雙邊滑式氣伺服特性研究
  8. At this time, slowly open the test ball valve completely, then a lot of water is discharged at the drainage outlet, close the test ball valve, the drainage device closes too, this shows that action of anti - pollution isolating valve is normal

    此時緩慢將試驗球完全打開,這時排污口有大量水排出,關閉試驗球,排污器也隨之關閉,這說明防污隔斷常。
  9. Through the simulation, we prove that adaptive control can improve the dynamic characteristic of the asymmetrical cylinder velocity system which controlled by symmetrical valve. it also can make the system ’ s dynamic characteristic to be same in different directions, and the system ’ s big over shoot and stabilization time has been reduced, the stability of the system has been

    通過模擬分析,證明了自適應控制能夠有效地改善對稱控制非對稱缸速度系統的態性能,使反兩個方向上的態特性對稱,保證系統的穩定性,降低了系統的超調量和穩定時間。
  10. Valves are control equipment in fluid pipelines. through adjusting valves, medium in the pipeline may get through or be cut off in pipeline. also, the flowing way, pressure and flux of medium can be controlled to protect pipeline and facility

    門是流體管路的控制裝置,其基本功能是接通或切斷管路介質的流通,改變介質的流方向,調節介質的壓力和流量,保護管路和設備的常運行。
  11. ( 6 ) scientifically understanding the influence of crude nitrogen regulating valve fluctuation on the top of crude nitrogen i tower to oxygen content and purity of nitrogen fraction, so as to attain the goal of adjusting oxygenerator operation according to the above mentioned law. it has the significant guidance to regulate the operation of large - scale oxygenerator and worth being popularized

    ( 6 )科學認識進粗氬塔頂部粗液氬調對氬餾分含氧量和氧純度的影響,從而可以在本規律的指導下達到確調整制氧機工況的目的,對大型制氧機工況的調整具有很強的指導性,極具推廣價值。
  12. Handwheel torque or actuator force provides positive seat - knife closure. during closure, the stem slides down pushing the knife into contact with the two bottom lugs

    手輪扭矩或執行機構扭力是座-閘刀關閉的力源。在關閉期間,桿向下滑閘刀向下抵住兩個底部凸耳。
  13. Using matlab, the step response characteristics of the valve in the elevator system is simulated, comparing the effect of its performance with different structure parameters of the pipe rupture valve, such as hydraulic resistance, diameter of the valve, and spring rigidity, and comparing the valve ' s dynamic performance under different operating conditions, such as environment temperatures, number of passengers, and emergencies of the hydraulic system, so the paper offers a general and systematic analysis for the pipe rupture valve of the elevator system

    另外,在液壓電梯不同的工況下,對該態性能進行了模擬對比研究,如不同環境溫度、不同乘客人數、不同液壓系統意外,以及不同的油液體積彈性模量,比較全面系統的分析了限速切斷在電梯系統中的性能,根據這些模擬結果,可以分析該常工作的工況要求和環境要求。
  14. In this paper, the on - off procedure and drive mode of high - speed on - off valves are introduced, the principle of pwm most in use recently is introduced. based on the forming method of pwm signal with software, the conclusion is drawn that the occupancy of pwm signal is only in relation to the control value calculated and the mean flowrate is linear to the control value when the carrier wave ( cycle and amplitude ) is chosen

    論文介紹了高速開關的開關過程和的驅方式。介紹了目前最常用的流體脈沖控制方法?脈寬調制的機理。介紹了pwm信號的軟體生成方法,並由此證明,高速開關可以實現流量與控制量成比的模擬控制所能實現的伺服控制功能。
  15. This equipment is for general assembly of clutch pressure plate assembly and calibration of diaphragm finger ; the whole machine is driven by compressed air and air cylinder is controlled by electromagnetic valve by finishing multiple functions ; this equipment divides into two basic types for light - duty and heavy - duty, it also can be made into light & heavy duty equipment according to user ' s request

    本設備用於汽車離合器壓盤總成的總裝和膜片分離指的校;設備力用壓縮空氣,執行元件用電磁控制氣缸以完成多項功能;本設備分輕型及重型兩種基本型號,也可按照用戶要求,將輕型與重型做成雙工位設備。
  16. If the valve actuates or is triggered ( either due to overpressure or under pressure ) the valve will remain closed until a technician or mechanic visits the site, and verifies installation integrity

    如果因升壓超過或降壓低於設定壓力值而作或被扳開,它會維持關閉狀態,直到技術人員或技工到達現場確定設備的完整常。
  17. When manual operating, by keystroke operation determines direction or reversion switch quantity output, and match with electric actuator can control liquid level or temperature of system. main technical parameters 1

    可自跟隨位反饋值進行控制,控制輸出信號可分別帶一路模擬量控制輸出或一路開關量控制輸出可控制反轉,及一路模擬量跟蹤輸出。
  18. Live - loading automatically compensates for the transient loads which cause bonnet movement by maintaining a positive load on the pressure seal gasket as the pressure reduces

    負載自補償波轉換中的變化,在壓力減少時,帽會產生運,維持壓力密封墊圈上的向負載。
  19. It is a one - way flow control valve which can regulate the flow of compressed air in air passage. it will control forward flow, and not control reversed flow, so as to change the one - way movement speed of executive components such as air cylinder

    單向型流量控制,在氣路中調節壓縮空氣的流量,氣源向流時節流,反向流時不發生節流,以改變氣缸等執行元件的單向運速度。
  20. Electrohydraulic push rod drives the two - way pump to output pressure oil with rotation of motor clockwise and counter - clockwise, by control of hydraulic valve, send to the hydraulic cylinder, to achieve the reciprocating movement of the piston rod

    電液推桿以電反轉,帶雙向泵輸出壓力油,經液壓控制,送至液壓缸,實現活塞桿的往復運
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