故障保護電路 的英文怎麼說

中文拼音 [gùzhàngbǎohùdiànlù]
故障保護電路 英文
fault secure circuit
  • 故 : Ⅰ名詞1 （事故） event; incident; happening; accident 2 （原因） cause; reason 3 （朋友; 友情） fr...
  • 障 : Ⅰ動詞（阻隔; 遮擋） block; hinder; obstruct Ⅱ名詞（遮擋物） barrier; block; obstacle
  • 保 : Ⅰ動詞1 （保衛; 保護） defend; protect 2 （保持） keep; preserve; maintain in good condition 3 （...
  • 護 : 動詞1. （保護; 保衛） protect; guard; shield 2. （袒護;包庇） be partial to; shield from censure
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 路 : 1 （道路） road; way; path 2 （路程） journey; distance 3 （途徑; 門路） way; means 4 （條理） se...
  • 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
  • 電路 : [訊] circuit （ckt）; electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  1. This paper presents a method that chopping wave is done by switch devices which consist of three - level resistance regulating module and intelligence power module ipm, and which realizes constant - current discharge of storage battery. to achieve the intelligence control of the drive protection and the discharge process of ipm, the paper designs circuit formed by igbt threshold drive pulse pwm signals. ipm fault - blocking protection circuit and microcomputer 80c196. the devices can accurately control the 0 ~ 150a discharge current and the discharge time of the storage battery and calculate the releasing power

    實現蓄電池恆流放電過程智能控制是蓄電池放電裝置發展的必然趨，本文提出了一種通過三極電阻調節模塊和由智能功率模塊ipm為開關器件進行斬波從而實現蓄電池恆流放電的方法。為達到對ipm的驅動保護和放電過程的智能控制，文中設計了igbt門極驅動脈沖pwm信號形成電路和ipm故障封鎖保護電路及由單片機80c196為核心的微機控制器。本裝置能夠對蓄電池進行0 150a放電電流及放電時間的精確控制及釋放容量的計算。
  2. Answer : be on duty the task of perambulatory job is the surveillance, examination, moving state that safeguard and records power supply system, discover the unusual situation of equipment and circuitry in time, handle electric breakdown and accident correctly, make sure reliable safety runs power supply system

    答：值班巡視工作的任務是監視、檢查、維護和記錄供電系統的運行狀況，及時發現設備和線路的異常情況，正確處理電氣故障和事故，保證供電系統可靠安全運行。
  3. It integrates the functions of servo amplifier, dynamic operator, position transmitter and remote communication. many new functions have added to its original ones, such as the real - time logical judgment, malfunctions self - diagnosis, alarm & protection, led display, on - line setting and adjustment of functional parameter and position transmitter, power - absence data auto - protection, watchdog system protection, and the long - range communication with pc

    系統集伺服放大器、電動操作器、位置發送器及遠程網路式通信功能於一體，在保留對應部分原有功能的同時，還新增了邏輯實時判斷、故障實時監控、 led動態顯示數據、功能參數設置、掉電數據自保護、 「看門狗」電路保護、位置發送器在線調節、與遠程工控機數據通信等眾多功能。
  4. The safety of transmission line plays a important role in power system safety it is not only the requirement of ensure supply power reliability, but also the necessary precondition of enhance power system stabilization, to remove faulty line quickly and accurately, also keep non - faulty line continuous work when some transmission line faults current differential protection is a kind of simple, reliable and good - selective protection manner to any variety of transmission lines, power system development needs current differential protection apply to transmission lines, moreover the advancement of electric and communication technology enable current differential protection apply to transmission lines firstly, the paper discusses, analyses the research and application transmission line protection in detail, compare the principle and realistic presupposition of general line pilot protections secondly, because conventional current vector differential protection are influenced easily by load current and transitional resistance, in order to at the same time quicken protection act, the principle and criterion include work characteristic of differential protect based on fault component sampled values are studied, results shows that differential protect based on fault component sampled values excels general vector current differential protection in reliability, sensitivity and anti - saturation of current transformer in addition, synchronous current sampling methods at all terminals of line is analyzed and estimated lastly, the principle and criterion. also device design about current sampling values differential protection based on optical fiber communication, which apply to short transmission lines are concretely investigated,

    基於基爾霍夫定律的電流差動保護無論對於何種形式的輸電線路都是一種簡單、可靠、選擇性強的保護形式，電力系統的發展使得電流差動保護應用於線路保護成為需要，而電子、通信技術的發展使得電流差動保護應用於輸電線路成為可能。首先，本文對目前線路保護的研究和實際應用情況進行了討論和分析，比較了常用線路縱聯保護的實現原理和實現條件及優缺點。其次，針對常規相量電流差動保護易受正常負荷電流和故障過渡電阻影響的缺點，同時為加快差動保護的動作速度，對基於故障分量瞬時采樣值電流差動保護的原理、判據、動作特性等作了討論和分析，結果表明基於故障分量瞬時采樣值電流差動保護在可靠性、靈敏度、抗電流互感器飽和方面明顯優于常規相量電流差動保護，對電流差動保護各端的同步采樣方法和數據通信也進行了分析和評價。
  5. Ground fault protection this function trips ( opens ) a circuit breaker or sounds an alarm in the event that there is an electrical fault between one or more of the phase conductors and ground ( earth )

    接地故障保護當一個或多個相導線與地之間出現電氣故障時，接地故障保護通過跳脫斷路器或報警來示警。
  6. The ground faults in the generator stator are by far common faults to which generators are subjected. internal short - circuit faults, which may immediately damage generator, are always preceded by the ground faults. the possibility of internal fault and damages caused by it can be decreased largely if the stator ground fault protection reliably and sensitively operates

    定子繞組單相接地故障是發電機最常見的一種故障，而且往往是更為嚴重的繞組內部短路故障發生的先兆，定子繞組單相接地保護的可靠與靈敏動作可以大大降低內部短路故障的發生幾率，減少故障造成的損失。
  7. The protection constitution of connecting the ground can cut off the troubling electric circuit quickly and effectively before causing the personal casualty, a fire trouble and circuit to damage, and thus protecting the personal safety and reducing the occurrence of the trouble

    摘要接地故障保護設置能在故障線路引起人身傷亡、火災事故以及線路損壞之前，迅速有效地切斷故障電路，從而保護人身安全，減少事故的發生。
  8. In high voltage power transmission line, in order to ensure power system juxtaposition operation ' stability and bump feeding power up against, at a great many instance, without delay from line ' s terminal excision by the protected line interior fault

    在高壓輸電線路上，為了保證電力系統並列運行的穩定性和提高輸送功率，在很多情況下都要求無延時地從線路兩端切除被保護線路內部的故障。
  9. Abstract : the rechargeble batteries are used for backup power internal electrically equipments and instruments. but batteries lifetime usually is shorten by overwork and then malfunctions of equipment are induced. to avoid the complexion described above, the protection circuit against overwork is designed. it is based upon the voltage comparator and regulator. it will light up a red led when the volume of the batteries discharged close upon 50 % ; it will switch off the load automatically when it discharged closing to 80 % of their energy capacity, thus overwork of batteries can be avoided and lifetime may be extended

    文摘:用蓄電池做后備電源的系統（或設備） ，常因過放電導致電池提前報廢而造成設備故障.根據電池電壓隨容量變化的規律，利用電壓比較器和電壓基準源設計製作了電池放電保護電路，當電池放電量接近容量的50 %時，啟動預警信號；當電池放電量達到容量的80 %時，電路自動切斷負載，防止電池過度放電，延長電池壽命，保證系統（或設備）在供電恢復正常后能正常運行
  10. Guide for breaker failure protection of power circuit breakers

    電力線路斷路器的斷路器故障保護指南
  11. Trouble wave record function : can record the current 、 voltage 、 state of breaker and protection information before 、 in and after troubles completely and really, the recorder length is 100 cycles, offer the trouble analysis evidence for the customers

    故障錄波功能：可將故障前、故障中、故障后的電流、電壓、斷路器狀態和保護信息完整真實記錄下來，記錄長度100個周波，為用戶進行故障分析提供依據。
  12. Full bridge phase - shifted zero - voltage - switched converter ( fbps - zvs converter ) is a successful implementation for soft - switching and is easy for usage in dc / dc converter. the core technique to reach digitalization is dsp technique. in order to reach both high frequency and digitalization of converter, a fbps - zvs converter based on dsp control is proposed in this paper the converter worked on the high frequency of 150k. periphery hardware circuit is simple and its bulk is small. the converter realizes soft - switching over half load and get a high efficiency. it achieves the aim of digital control and error protect

    實現數字化的核心是dsp技術。本文立足於將開關電源的高頻化與數字化相結合，具體研究內容為一種基於dsp控制的移相全橋軟開關zvs變換器，該變換器工作于較高的開關頻率（ 150k ） ，外圍硬體電路結構簡單、器件少、體積小；在半載以上實現了開關管的zvs開關，取得了較高的變換效率；實現數字化控制與故障保護，變換器取得了較好的性能效果。
  13. Mainly in the electricity distribution network for distribution lines so that power and protect equipment from overload, short circuit and under voltage, single - phase fault to other hazards

    主要在配電網路中用於分配電能和保護線路使電源設備免受過載短路欠電壓單相接地等故障的危害。
  14. According to the safety requirements of underground electrical equipment, an excellent intrinsically safe pilot circuit is designed, the fault characteristics and protection principle of asynchronous motor with single speed and double speed used in underground are simultaneously analyzed, the function parameters corresponding to the fault protections for high capacity motors are determined. at the same time, module program design method and compiled monitoring program and function subprograms are emphatically described

    根據礦井生產安全要求，設計了性能優良的本質安全型先導電路，分析了單速異步電動機和雙速異步電動機的各種故障特徵和保護原理，確立了每種故障保護的動作指標，介紹了結構化程序的設計方法，設計了監控程序及各功能模塊程序。
  15. In addition, according to the safety requirements of underground electrical equipment, the fault characteristics and protection principle of asynchronous motors with single speed or double speed used in underground are simultaneously analyzed, the function parameters corresponding to the fault protection for high capacity motors are determined. at the same time, module program design method and compiled monitoring program and function subprogram are emphatically described. especially, more attention is paid to the design philosophy, operation principle, hardware block diagram and software flow chart of mcs

    根據礦井生產要求，分析了異步電動機的各種故障特徵和保護原理，確立了每種故障保護的動作指標；設計了主控制板的硬體電路；根據結構化程序的設計方法，設計了監控程序和各功能模塊程序；並且分析了工業生產環境存在的干擾源及所產生干擾信號的特徵，針對不同特徵的干擾信號，制定了相應的硬體、軟體抗干擾措施。
  16. Figure 1 illustrates the connection arrangement of circuit protective conductors ( cpc ) and bonding conductors to exposed and extraneous conductive parts. by proper installation of automatic disconnection devices, cpc and equipotential bonding, in case of an earth fault occurred in an installation, the voltage on any exposedextraneous conductive parts occurring anywhere in the installation should be of such magnitude and duration as not to cause danger ( please refer to figure 2 and 3 )

    因此，當電力裝置發生故障時，由於線路得到相關截流器的保護，電力裝置的任何一處的外露非帶電金屬部分和非電氣裝置金屬部分的電壓，其強度及持續時間皆不致引起危險（請參閱附圖二及三） 。
  17. The transient solution obtained from the multi - loop mathematical model are in agreement with experiment results approximately under the conditions that saturation is not severe. though the errors of currents in some non - fault branch seem a little large, the fundamental components of the simulation current are accurate

    結果表明，多迴路數學模型在電機飽和不嚴重的情況下，暫態模擬結果與實驗結果大致吻合，雖然有時非故障分支電流與實驗結果的差異比較大，但基波分量還比較準確，基本可以滿足保護方案的靈敏度校驗等工程需要。
  18. The adaptive protective relays categorically sets up the math model and realized theory of adaptive relay protective settings calculation. the calculation of complex faults solves the computation of all kinds of faults involved in power network. the coordination of directional protective relays in multiloop networks solves the calculation of break points set and the coordination of main protection with backup protection

    其中自適應定值計算和管理問題分類建立不同元件（線路）自適應繼電保護定值計算的數學模型及其實現的理論；復故障計算問題解決了計算電網中各種故障（包括短路、斷線）的計算問題;復雜環網的保護配合問題解決了大規模復雜環網斷點的求取以及主/后備保護整定配合的問題。
  19. The fault current limiting technology has become a hotspot of fault protect research

    短路電流限制技術已成為故障保護的一個研究熱點。
  20. A novel approach to generator stator full winding protection against faults using fuzzy neural networks

    一種應用模糊神經網路對完全電機定子進行故障保護的新方法
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