自由流動壓 的英文怎麼說

中文拼音 [yóuliúdòng]
自由流動壓 英文
free-stream dynamic pressure
  • : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
  • : causereason
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 壓構詞成分。
  • 自由 : freedomliberty
  • 流動 : 1. (液體或氣體移動) flow; run; circulate 2. (經常變換位置) going from place to place; on the move; mobile
  1. Finally, because high - speed power solenoid valve is one of the most important executive parts in the electronic control diesel engine and the performances of diesel engine are strongly related to the solenoid valve, the response performance of the solenoid valve is investigated. the response performance of the solenoid is influenced by many factors, such as driving voltage, electric driving unit etc. in order to have high excitation voltage and in low maintaining voltage, a high - low voltage electric driving unit is designed, and in order to make the solenoid valve close more rapidly, an active free - wheeling circuit and a bootstrapping circuit are designed in the electric driving unit, too. in the high - low electric driving unit, high voltage and low voltage are supplied by the dc - dc device and by the accumulator respectively

    高速強力電磁閥的響應性能除了與閥本身的結構和材料有關外,與驅、驅電路的設計密切相關,本文通過分析,首先開發出一種高低電路,高電源是山升式dc - dc原理獲取的,低蓄電池本身提供,實現高強激和低維持的功能,電路中採用有源續電柴汕機中卜軌知介系統的設訓及其七川j敝略的叭究路進行續,加誣了電磁閥的關閉速度;採用舉吐路,降低了場效應管對驅的要求。
  2. Here a new interfluent stable power supply was proposed, which consists of two circles of magnetic flux transformer and the automatic control system

    給出一種新型交電源,雙磁路變器和控制系統組成。
  3. The system is different from traditional silicon controlled dephasing method, such speedy modules as whole controlled electric and electronic equipment igbt and high frequency pwm controlling methods are employed, and the voltage of exchanging power supply of motor of beam pumping units can be controlled automatically, so there is no problem of power factor being decreased brought by silicon controlled phase single controlled, power factor in power net of beam pumping units " motor is enhanced really

    於雙管齊下,電機電網側的功率因數得到了大大提高。與傳統的可控硅移相控制方式不同,本系統採用全控型電力電子器件igbt等快速模塊及高頻pwm控制方式,對抽油機電機的交供電電進行控制,不存在可控硅相控角所帶來的功率因數變差的問題,真正提高了抽油機電網側的功率因數。
  4. Low frequency micro - vibration causes the micro - fluid to produce uniform dispersion and injection which carried out a hydrophobization treatment on the inner wall of micro - nozzle, thus eliminated the spontaneous flowing of micro - fluid inside the micro - nozzle due to wet ting effect so as to let the micro - injection be provided with a digitalized and volume controllable character

    電陶瓷低頻微振使得微體產生均勻的離散和噴射;對微噴嘴內壁進行疏水化處理,從而消除微於濕潤作用在微噴嘴內部的發性,使得微噴射具有數字化量可控的特徵。
  5. Because the operation in water hydraulic valves is controlled by flow fluid and the pressure drop results from energy loss of flow fluid past valve channel, the flow state of fluid in valves becomes the most important factor for the operational property of valves

    於水閥是通過控制來操作系統的,閥的降也來經閥道時的能量損失,因此閥內的狀態就成為決定閥操作性能最為重要的因素。
  6. By improving surface condition of parts and one shot seal - off clean room grade, using ultrasonic vapor phase cleaning process, the inner parts of vacuum interrupter get cleaner. movable particles have been diminished by automatic current ageing, power frequency hi - voltage ageing and dynamic high current ageing. as the dielectric strength of clearance in vacuum interrupter improved, the probability of re - ignition in test drops evidently

    通過提高零件表面加工質量,改善一次封排間的真空衛生條件、制定合理的超聲波氣相清洗工藝提高管內潔凈度,採用老煉、超高工頻老煉、大電態老煉等工藝進一步消除真空滅弧室內活性微粒,可提高真空滅弧室真空間隙介質強度,使真空開關投切電容器組的重燃率大大降低,並通過實驗驗證真空開關投切電容器組的重燃率在製造工藝改進後原來的10 . 7 %降低至1 . 3 % 。
  7. Svc series single - phase stabilizer which are composed of contact type self - coupling voltage regulator, automatic sampling control circuit and servimotor, having the advantage such as compact size, light werght, stable and continuous voltage provision wide voltage adjustment and negligible wave form distortion

    Svc系列單相高精度全器是接觸調器、取樣控制電路和伺服電機組成;具有輸出電連續平穩、調范圍寬、輸出波形失真小和穩定可靠等優點
  8. Svc series three - phase stabilizer which are composed of contact type self - coupling voltage regulator, automatic sampling control circuit and servimotor, having the advantage such as compact size, light weight, stable and contnuous voltage provistion wide voltage adjustment and negligible wave form distortion

    Svc系列三相高精度全器是接觸調器、取樣控制電路和伺服電機組成,具有輸出電連續平穩、調范圍寬、輸出波形失真小和穩定可靠等優點。
  9. Intelligent tri - phase ac active reactive power instrument adopt advanced microprocessor carry out smart control, and to the inputed tri - phase ac voltage and current signal carry out accurate measurement, through cpu automatically count out the tri - phase ac active reactive power value total power, conduct clear and visual display by high brightness led display tube, it can be simultaneously transferred to standard voltage current signal to transmit output, and have super - limit control alarm standard serial communication function etc

    智能三相交有功無功功率儀表採用先進的微處理器進行智能控制,對輸入的三相交與電信號進行精確的測量,經過cpu計算出三相交有功無功功率值總功率,高亮度led數碼管進行清晰直觀的顯示,同時可轉換成標準電信號變送輸出,並具有超限控制報警標準串列通訊等功能。
  10. Adopt advanced microprocessor carry out smart control, and to the inputed tri - phase ac voltage and current signal carry out accurate measurement, through cpu automatically count out the tri - phase ac active reactive power value total power, conduct clear and visual display by high brightness led display tube, it can be simultaneously transferred to standard voltage current signal to transmit output, and have super - limit control alarm standard serial communication function etc

    採用先進的微處理器進行智能控制,對輸入的三相交與電信號進行精確的測量,經過cpu計算出三相交有功無功功率值總功率,高亮度led數碼管進行清晰直觀的顯示,同時可轉換成標準電信號變送輸出,並具有超限控制報警標準串列通訊等功能。
  11. This system has various kinds of sensors, such as pressure, temperature, electric current, voltage, controlling synthetically, etc. after a sensor does not work or takes off the line, other sensor of on - the - spot equipment will serve as the commander or the controller. so the system does not be influenced with for some sensor ' s trouble. this is the best advantage of control system based on fieldbus

    原集散控制系統( dcs )升級為fcs系統,本文所討論的系統有力、溫度、電、電、綜合控制等各種傳感器,當一個傳感器失靈或脫線后,其它有關傳感器會擔任指揮員或調度員,系統不會因為某一節點的故障而影響整個系統的運行,這是基於現場總線控制系統( fcs )的優勢。
  12. This valve is normally automatic work, in a direction of flow of fluid under pressure, the globe valve opening ; the opposite direction of fluid flow, the fluid pressure and the self - valve coincidence role in the valve seat valve, thereby cutting off flow

    通常這種閥門是工作的,在一個方向力作用下,閥瓣打開;體反方向時,力和閥瓣的重合閥瓣作用於閥座,從而切斷
  13. Wide plus ak series intelligent pressure transmitter which is universal intelligent series transmitter, it introduced advanced production technology from america and japan adopts the world leading technique, pass through strict quality control. this kind of transmitter is searched and developed independently by our company that is pressure detect transmit unit in the industrial automation control system. it measures fluid pressure in the industry process and converts it into 420 ma dc signal output ; at the same time, it may be remote parameter setup, remote control, self - diagnosis by field hart protocol

    Wideplus - ak系列智能力變送器是引進美國和日本的先進生產工藝,採用世界領先技術,經過嚴格的品質管理,我公司行研製和開發的通用智能型系列變送器,是工業化控制系統的力檢測變送單元,它測量工業過程力,將其轉化成4ma 20ma dc信號輸出,同時通過現場hart協議可進行遠程參數設定遠程控制診斷等功能。
  14. Ak series intelligent pressure transmitter which is universal intelligent series transmitter, it introduced advanced production technology from america and japan adopts the world leading technique, pass through strict quality control. this kind of transmitter is searched and developed independently by our company that is pressure detect transmit unit in the industrial automation control system. it measures fluid pressure in the industry process and converts it into 420 ma dc signal output ; at the same time, it may be remote parameter setup, remote control, self - diagnosis by field hart protocol

    是引進美國和日本的先進生產工藝,採用世界領先技術,經過嚴格的品質管理,我公司行研製和開發的通用智能型系列變送器,是工業化控制系統的力檢測變送單元,它測量工業過程力,將其轉化成4ma 20ma dc信號輸出,同時通過現場hart協議可進行遠程參數設定遠程控制診斷等功能。
  15. Intelligent single phase ac active reactive power double way instrument adopt advanced microprocessor carry out smart control and to the simultaneous inputed single phase ac voltage and current signal carry out accurate measurement, through cpu automatic count the single phase ac active power value, reactive power value, which is displied clearly and visually by the high brilliance led digital tube or high resolution light column, uper screen display active power and down screen display reactive power, and can select serial communication function

    智能單相交有功無功功率雙路儀表採用先進的微處理器進行智能控制,對同時輸入的單相交與電信號進行精確測量,經過cpu計算出單相交有功功率值,無功功率值,高亮度led數碼管或高解析度光柱進行清晰直觀的顯示,上屏顯示有功功率下屏顯示無功功率,並可選擇串列通訊功能。
  16. Intelligent three phase ac active reactive power instrument adopt advanced microprocessor carry out smart control and to the simultaneous inputed three phase ac voltage and current signal carry out accurate measurement, through cpu automatic count the three phase ac active power value, reactive power value, which is displayed clearly and visually by the high brilliance led digital tube or high resolution light column, uper screen display active power and down screen display reactive power, and can select serial communication function

    智能三相交有功無功功率儀表採用先進的微處理器進行智能控制,對同時輸入的三相交與電信號進行精確測量,經過cpu計算出三相交有功功率值,無功功率值,高亮度led數碼管或高解析度光柱進行清晰直觀的顯示,上屏顯示有功功率下屏顯示無功功率,並可選擇串列通訊功能。
  17. Intelligent ac power factor instrument adopt advanced microprocessor carry out smart control, to the simultaneous input single phase or tri - phase ac voltage and current signal carry out accurate measurement, through cpu automatically count out ac power factor value, which is displayed clearly and visually by high brightness led digital tube, and can select serial communication function

    智能交功率因數儀表採用先進的微處理器進行智能控制,對同s時輸入單相或三相交與電信號進行精確測量,經過cpu計算出交功率因數值,高亮度led數碼管進行清晰直觀的顯示,並可選擇串列通訊功能。
  18. Adopt advanced microprocessor carry out smart control and to the simultaneous inputed single phase ac voltage and current signal carry out accurate measurement, through cpu automatic count the single phase ac active reactive power value which is displayed clearly and visually by the high brilliance led digital tube or high resolution light column, and can select serial communication function

    採用先進的微處理器進行智能控制,對同時輸入的單相交與電信號進行精確測量,經過cpu計算出單相交有功無功功率值,高亮度led數碼管或高解析度光柱進行清晰直觀的顯示,並可選擇串列通訊功能。
  19. Adopt advanced microprocessor carry out smart control, to the simultaneous input single phase or tri - phase ac voltage and current signal carry out accurate measurement, through cpu automatically count out ac power factor value, which is displayed clearly and visually by high brightness led digital tube, and can select serial communication function

    採用先進的微處理器進行智能控制,對同時輸入單相或三相交與電信號進行精確測量,經過cpu計算出交功率因數值,高亮度led數碼管進行清晰直觀的顯示,並可選擇串列通訊功能。
  20. Intelligent single phase ac active reactive power instrument adopt advanced microprocessor carry out smart control and to the simultaneous inputed single phase ac voltage and current signal carry out accurate measurement, through cpu automatic count the single phase ac active reactive power value which is displayed clearly and visually by the high brilliance led digital tube or high resolution light column, and can select serial communication function

    智能單相交有功無功功率儀表採用先進的微處理器進行智能控制,對同時輸入的單相交與電信號進行精確測量,經過cpu計算出單相交有功無功功率值,高亮度led數碼管或高解析度光柱進行清晰直觀的顯示,並可選擇串列通訊功能。
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