閥定開關 的英文怎麼說
中文拼音 [fádìngkāiguān]
閥定開關
英文
valve position switch-
Electric - controller is nubbin in developping. we are based on designing to structure of circuit, we are dead against in time and stabilization for controlling and communications, precision and rapidity for transformation etc. we have completed to select on microprocessor, clock - frequency and a / d transfer. it carry out transformation for valve position signal, and select on solid - switch ac
在控制器的電路結構設計的基礎上,考慮到通訊、控制的及時、穩定、轉換的精度和速度等幾方面,主要完成對微處理器的選擇、時鐘頻率和a d轉換器的選用,閥位變送功能的實現,固態交流開關和顯示器的選擇等。Internal stops provide positive over travel protection for power actuated valves and act as a reference to position the discs in the open and closed positions
內置的止動裝置為動力執行機構提供行程保護,並且作為參考坐標在開啟和關閉位置定位閥瓣。This system has two modes : automatic, manual. under the automatic condition, when the system detect that there is fire happening, the system will turn off blower, switch on valve and pump, and extinguish the fire if no people deal with the fire in the set time after the audible and light. under the manual condition, the operator can extinguish fire in the appointed area by the button in the main controlling panel or the manual button box ( locale )
在自動方案運行情況下,當系統檢測到有火災情況發生時,在發出聲、光報警后的一定時間,如果無人干預,則系統自動執行關閉風機、開閥、開泵,對火災區域進行水霧滅火;而在執行手動方案情況下,操作人員可以通過操作主控制屏上的按鈕或手動按鈕(現場)來對指定的區域進行噴灑滅火。This mode of valve is a kind of brand - new patent electromagnetic valve developed by this co., with an electromagnetic block as the auxiliary valve and not directly acting on the switch valve while only through adjusting the force difference between the media to get the switch valve, having lower energy consumption, longer duration, more stable performance etc. notable feratures, compared with the traditional electric valves, and extensively used for various water etc. liquids control system
A型閥是我公司開發的一種新型專利電磁閥。電磁塊作為輔閥,不直接作用於開關閥,僅調節介質壓力差獲得開關閥,與傳統電動閥相比具有耗能低壽命長性能穩定等顯著特點。廣泛應用於各種控水油等流質的控制系統。In addition, this paper calculates safe valve device fixed on the hydraulic operating mechanism, it is satisfied with requirements on all kinds of running conditions and the safety problem - in the hydraulic operating mechanism, made or designed in china, is worked out in this paper
本文還對液壓機構中的安全閥進行了計算,該安全閥滿足斷路器各種運行條件的要求,解決了我國液壓機構中安全問題,不僅使其在規定值處打開,同時還必須滿足關閉特性的要求。Air filtration portfolio, air filters, valve, oil mist machine, filter valve, oil mist separator, micro - mist separator, stability activated solenoid valve, pressure gauge, micro - valve and vacuum valves, links the release of the closure - pressure valves, and pipe connection, a one - way valve, t - shelves, shelves, brackets, diaphragm - type flow switches, blades type flow switches, further growth actuator, the valve lock, precision valve, pressure switches, mechanical pressure switches, pneumatic control ratio positioning devices, and electric - gas ratio positioning devices, and telecommunications - pressure converters, electro - pneumatic proportional valve, filter valve, shuttle valve, gas - electric relay and gas indicator, delay pneumatic valve and cylinder fcl, plumbing fcl, mufflers and exhaust cleaner, the excess flow valve with silencer, a one - way valve, rapid valve, rapid joints, rapid valve with fcl, rapid joint sub - cluster gas, micro joints, gas pipes, pipe from the devices, and helical coils, pipes, channels, scissors, multiple fastener, high - speed rotary joint, 10000 threaded joints, and insert the tube joints, rotary joints began, 68. 25 rapid joints and hoses, hose fittings and rapid non - electrostatic
空氣過濾組合空氣過濾器減壓閥油霧器過濾減壓閥油霧分離器微霧分離器穩定啟動電磁閥壓力表微型減壓閥減壓氣閥三通釋放式截流閥壓力開關管接頭單向閥t型隔板隔板托架膜片型流量開關漿葉型流量開關增速繼動器鎖定閥精密減壓閥壓力開關機械式壓力開關氣控比例定位器電-氣比例定位器電訊號-氣壓轉換器電-氣比例閥過濾減壓閥梭動閥氣-電繼電器氣源指示器氣動延時閥氣缸限流器管道限流器消聲器排氣潔凈器限流閥帶消聲器單向止回閥快速排氣閥快速接頭快速排氣閥帶限流器快速接頭集束分氣微型接頭氣喉管喉管脫離器螺旋管排管管道剪刀多管扣件高速旋轉接頭萬用螺紋接頭插入式管接頭旋式緊鎖接頭難燃性快速接頭和軟管不帶靜電快速接頭和軟管The simulation shows that the valve throttle area should be little as possible but must be more than 40 % of pipe section area ; when the total length of pipe is same, and the flow quantity is enough, pipe before primary valve should be thin and long, and the pipe after primary valve should be thick and short, the upriver and downriver small pressure fluctuation will badly lead to waterdrammer pressure rising, and spending more time in establishing pressure and flow quantity
模擬表明,閥門過流面積在滿足大於管道截面積40 %的條件下應盡可能小;在管道總長一定並滿足流量要求的條件下,主閥前應採取長而細的管道,閥后則應採用短而粗的管道;上下游微小的壓力波動都會嚴重增大開關閥門引起的水擊,並使壓力、流量的建立需要更長的時間。Smoke extraction fire fight valve refers smoke extraction system installed in the pipeline, in an open state of the gas pipeline fires when the temperature reached 280 degrees automatically closed in a certain period of time to meet the fire resistance stability and fire resistance integrity
排煙防火閥是指安裝在排煙系統管道上,平時呈開啟狀態,火災時當管道內氣體溫度達到280時自動關閉,在一定時間內能滿足耐火穩定性和耐火完整性要求。Fire proof valve refers installed in the ventilation, air - conditioning systems to send, and the road back to the wind, opened in a state of fire when the temperature reached 70 degrees, the gas automatically closed in a certain period of time to meet the fire resistance requirements of the stability and integrity of fire resistance, a possible role of the fire fight valves
防火閥是指安裝在通風、空調系統的送、回風管路上,平時呈開啟狀態,火災時當管道內氣體溫度達到70時自動關閉,在一定時間內能滿足耐火穩定性和耐火完整性要求,起隔煙阻火作用的閥門。Particularly in cases where valve actuators are activated at irregular intervals or not at all over an extended period of time, the advantages of the overload resistance of pneumatic drives become apparent, since deposits or caking can lead to considerably increased breakaway torques
此氣動驅動裝置尤其在不定期開啟或長時間關閉閥門制動器的情況下才能明顯體現其優勢,因為(內燃機里的)沉積或燒結物會引起起步轉矩逐漸增加。The monitoring system of the controlled passively anti - rolling tank model performance takes charge of control and regular service of anti - rolling tank. accomplishing the hardware design and software programmed of tank control, data acquisition, we process the model test of the controlled passively anti - rolling tank. according to signals of the roll angle and water level, the control system output signals to open or close the valves, and achieve some stabilized effects
本文系統地介紹了可控被動式減搖水艙監控系統的硬體設計和水艙控制、數據採集軟體程序實現工作,然後進行了可控被動式減搖水艙進行了模型試驗,根據橫搖角度和邊艙液位的信號變化來控制氣閥的開啟和關閉,取得了一定的減搖效果。Firstly, the research and development situation of pneumatic servo system in recent years is summed up. meanwhile, the development history and present situation of interrelated control theory is reviewed. considering the cost and the capability of control of phcc servo system, high - speed on - off valves are used as control valves and controlled with pulse width modulation ( pwm ) in this system
論文首先綜述了近年來氣壓伺服系統的研究和發展狀況,考慮到氣液聯控伺服系統的成本和控制的可能性,確定採用氣液高速開關閥作為系統的控制閥,應用脈寬調制( pwm , pulsewidthmodulation )方法進行控制。Dongda electron co., ltd founded in 1995, is one of the earliest enterprises developing solenoid valve, auto power switch, participates in making technical standard of solenoid valve specialized in washing equipment
東達電子有限公司創建於1995年,是國內最早開發生產電磁閥自動電源開關的企業之一,參于制定國家家用洗滌設備專用電磁閥的技術標準。During unit startup and load is lower than 15 %, drum level is controlled by feedwater control valve, feedwater pump remains at minimum safety speed ; when load is between 15 % and 25 %, feedwater control valve is closing at fixed speed determined by function module, main motor - operated - valve is opened automatically, control mode of drum level is transferred to feedwater pump automatically and bumplessly ; when load is between 25 % and 50 %, control valve is closed fully, and main motor - operated - valve is open fully, drum level is controlled by one pump ; when load is more than 50 %, first pump is kept in operation, second pump is putting into operation automatically and
在機組啟動、沖轉及機組並網至15 %負荷階段,給水泵維持在最低安全轉速下運行,汽包水位由低負荷給水調節閥自動控制; 15 %至25 %負荷階段,給水調節閥由函數模塊按照一定的速率自動平滑關閉,主給水電動門自動打開,汽包水位控制方式自動無擾切換為給水泵自動控制;負荷在25 %至50 %階段時,給水調節閥已完全關閉,主給水電動門已完全打開,水位控制已全由單臺給水泵承擔;負荷大於50 %后,在第一臺給水泵運行的同時,第二臺給水泵自動無擾投入。This all - plastic kit, permanently mounted on a valve, may be locked in the on or off valve position
這種全塑料組件永久性安裝在閥門上,可能被鎖定在閥門開啟或關閉的位置上。The developers should communicate with localization specialists on the issues of dropped packets and significant interruption thresholds when specifying resizing and bandwidth limits in a sla
在指定sla的調整和帶寬限制時,開發人員必須與本地化專家溝通關于傳輸數據包和重大的中斷閥值問題。To use valve body of an eccentric, the spheroid of an eccentric and the valve seat, then the valve lever make the rotary motion, in common path self - centering, closure process pass tighter and tighter, completely achieves the good seal, therefore the hemisphere of an eccentric valve seal performance safe ; when the valve opens or shuts, the spheroid and the valve seat completely withdraw
利用偏心閥體、偏心球體和閥座、閥桿作旋轉運動時,在共同軌跡自動定心,關閉過程中越關越緊,完全達到良好密封的目的,所以偏心半球閥密封性能安全可靠;閥門啟閉時,球體與閥座完全脫開。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
如果閥因升壓超過或降壓低於設定壓力值而動作或被扳開,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正常。To assure trouble - free check valve operation and shutoff operation, the valve should be periodically opened and closed to keep valve seat and valve disc guide stem free of build up of system contaminants
為了確保無故障止回閥運行和關閉運行,閥門應該定期開啟和關閉,以保持閥座和閥瓣引導閥桿避免系統污染物淤積。Some guidelines differing from the domestic norm such as the decision of water discharge of asf system ; the setup of alarm and pressure valves, the layout of pipeline network and the distribution of sprinklers are described
介紹了在自動噴水滅火系統設計中,有關設計水量的確定,報警閥、壓力開關的設置,管網及噴頭的布置等方面與國內常規作法的不同之處。分享友人