斷流閘 的英文怎麼說
中文拼音 [duànliúzhá]
斷流閘
英文
shut off valve-
Maximum controllable current of the mos controlled thyristor
控制晶閘管的最大可關斷電流In order to solve the turaoff facing yellow river now, we need supervise the flux by the long - distance measurement
為了更好地解決黃河下遊河道斷流的問題，有必要對引黃涵閘過流量進行遠程監測。Unified power flow controller ( upfc ) is one of the most powerful and most promising controllers of facts. if we use upfc to control the transmission parameters, terminal voltage, line impedance and phase angle in normal situation and use it to compensate zero sequence and negative sequence currents when one of transmission lines is cut off, we can implement two phases operating in high voltage transmission lines, which can improve stability and reliability for the transmission system
統一潮流控制器（ upfc ）是功能最強、最具發展潛力的靈活交流輸電系統（ facts ）控制器之一，如果在常規條件下，用upfc實現輸電線路的電壓調節、移相、潮流控制、阻尼振蕩等功能，在發生單相永久性接地或單相斷路故障時，由傳統的三相跳閘改為單相跳閘，用upfc的並補來濾除兩端系統的零序和負序電流，用upfc的串補來提高輸電線的傳輸功率，以實現兩相長期運行，那麼輸電系統的穩定性、可靠性將大大提高。All kinds of resisting moment effects upon pump start - up process are fully considered and the different operational results of outlet gate with little flap valve are also reviewed
在計算過程中，比較完整地考慮了各種阻力矩對起動過程的影響，同時重點考察了平直管出水流道，具有快速閘門帶小拍門斷流裝置形式的起動效果。Spiral gate is a powder, grain materials, particulate matter and the small volume of material throughput of the main control equipment widely used in the metallurgy, mining, building materials, food, chemical and other industries control the rapid flow changes or cut off
螺旋閘門是一種粉料、晶粒料、顆粒料及小塊物料的流量或輸送量的主要控制設備，廣泛使用在冶金、礦山、建材、糧食、化工等行業控制流量變化或迅速切斷。The results showed that the water quality pollution of the whole basin is not serious and can achieve the water quality standard of this region basically
結果表明：流域水質具有明顯的區域差異，在14個典型監測斷面中，福山水閘下和新夾河橋2個監測斷面水質污染較為嚴重，宮家島等4個斷面水質較好，其餘斷面水質良好。In order to eliminate phenomenon of transient electromagnetism, ac apparatus such as ac relays, ac contacts and breakers must be disjuncted or closed according to special phase
為了消除暫態電磁現象，要求交流電器（如：交流繼電器、交流接觸器、斷路器等等）按照一定的電壓或電流相位分合閘。With computerized management, users purchase electricity first and then consume it ; maximum power can be limited in rated current limited by power supply department ; one meter is specially provided with one ic - card. electricity will not be cut off if the provided card loses. a make - up ic - card will work as well ; ic - card can transfer dataset bi - directionally and cut off electric current automatically, warning user of purchasing power ; when quantity of electricity turms to zero, it can switch off electicity automatically ; it s supplied with power - stealing prevention software
應用計算機管理，先購電後用電在額定電流范圍內能限制最大使用功率由供電部門限定一表一卡。專卡專用，失卡不失電，補卡再用點卡能雙向傳遞數據能自動斷電告警用戶購電電量為零時，自動拉閘斷電並具有一定的防劫電軟體設計等。The capacitor has advantages of low dissipation, high insulation resistance, good self - healing character, and steady electricity performance, anti - striking current, strong over - carrying capacity, etc. it is assembled sith inner hidden discharge resistance. it is applied in high or low pressure sodium lamp and mercury - arc lamp for the help of power factor compensation
斷開電流允許時間：在0 . 5秒內的8個半周波前跳閘絕緣電壓ul1699第59節：線路與負載之間1000v ， 1分鐘Cut - off flow technique with loose - leaf rapid - drop gate at low - head pumping stations
低揚程泵站活頁式快速閘門斷流技術改造措施In the experiment of testing instantaneous characteristics for circuit breaker, the transient current exists in the experimental circuit because of the closing making angle, which has serious influence on the testing precision
斷路器進行瞬動特性試驗時，由於合閘相角的原因，試驗電路中會產生暫態電流，暫態電流的存在對試驗精度產生嚴重的影響。On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully
高壓斷路器所造成的事故無論是在次數，還是在事故所造成的停電時間上都占據總量60以上。因此，及時了解斷路器的工作狀態對提高供電可靠性有決定性意義；並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法；提出了二次迴路保護器的概念，並將跳、合閘線圈完整性監視和二次迴路保護結合起來，給出具有完整性監視功能的二次迴路保護器實現方案；根據斷路器生產廠家提供的斷路器額定短路電流分斷次數，計算每次分閘對應的觸頭電壽命損耗，預測觸頭電壽命；提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法，並根據此時的負荷電流間接計算主觸頭迴路的電阻；在硬體電路設計上，採用美國ti公司最新推出的一種功能強大的單片機msp430 ，並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題；在通信模塊的設計中，解決了不同工作電壓晶元之間的介面問題，並給出了直接聯接的接線方案。418 this is a gate valve ( check valve, butterfly valve, cut - off valve, magnetic valve, remote valve, relief valve, throttle valve, cock )
這是一個閘閥（止回閥、蝶閥、切斷閥、電磁閥、遙控閥、安全閥、節流閥、旋塞） 。Abstract : this paper summarizes a series of tests and inve stigations on general layout, const ruction diversion, flood disposal, navigation, river closure, form of gate opening s ection, pattern of energy dissipation and scouring under sluice carried out for f eilaixia proj ect by the scientific research institute of prwrc during the period from 1983 to 1998 and presents their major results
文摘:綜合闡述了珠江水利委員會科學研究所從1983 ? 1998年間對飛來峽水利樞紐的整體布置、施工導流、泄洪、通航、截流、閘孔斷面形式、閘下消能形式、閘下沖刷等所進行的一系列試驗和研究工作，並介紹主要試驗研究成果。The sluice is the important component of water conservancy. if the sluice goes wrong, it will do a lot of damage to the water conservancy and the whole drainage basin. at the same time, it is difficult to find out the source of the sluice ' s fault and to repair it because the sluice is very complex
船閘系統是水利工程的重要組成部分，它的安全運行至關重要，如果發生故障會對整個水利工程，甚至整個流域造成巨大的危害；並且船閘系統比較復雜，發生故障以後很難找出故障源，維修不方便，因此建立船閘故障診斷系統對船閘進行故障診斷具有十分重要的意義。Automatic circuit reclosers and fault interrupters for alternating current systems, requirements for overhead, pad - mounted, dry vault, and submersible
交流系統用架空座墊安裝式乾燥地下室型和浸沒式自動電路重合閘和故障斷路器的要求Requirements for overhead, pad - mounted, dry vault, and submersible automatic circuit reclosers and fault interrupters for alternating current systems up to 38 kv
38kv及以下交流系統用架空底座安裝型乾燥地下室型和浸沒式電路自動重合閘和故障斷路器的要求Abstract : through the analysis of the coordination characteristics between the switch and the fuses in combination, it is shown that the transfer current of combination can be decreased by reducing the prearcing time of fuses in the range of transfer current or by increasing the fuse - initiated opening time ( t0 ) of the switch. the ways to decrease the transfer current for present combinations are put forward
文摘:本文通過對組合電器中負荷開關與熔斷器之間的配合特性分析，認為減小熔斷器在轉移電流區域內的弧前時間或適當增加熔斷器觸發的負荷開關分閘時間t0 ，均可降低組合電器所需開斷的轉移電流值，並針對現有組合電器提出了減小轉移電流的具體方案。The control technology of phase selection has been used on beaker ' s instantaneous characteristic test device for jiang su chang shu switch plant. the precision is ?
採用上述技術研製的選相分合閘裝置，應用於斷路器瞬動特性試驗設備中，選相精度為1 ，較好地消除了試驗中的暫態電流。Semiconductor devices. discrete devices. part 6 : thyristors. section one - blank detail specification for reverse blocking triode thyristors, ambient or case - rated, up to 100a
半導體器件分立器件第6部分:閘流晶體管第一篇100a以下環境或管殼額定反向阻斷三極閘流晶體管空白詳細規范分享友人