故障感電路 的英文怎麼說
中文拼音 [gùzhànggǎndiànlù]
故障感電路
英文
fault sensing 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
- 感 : Ⅰ動詞1 (覺得) feel; sense 2 (懷有謝意) be grateful; be obliged; appreciate 3 (感動) move; t...
- 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...
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This paper discusses the designing and making of the dynamic testing systems of engine electronic control system. base on the construction and operation principle of santana 2000gsi m3. 8. 2 engine electronic control systems, design and manufacture led circuit of dynamic testing and fault imitating electronic control unit. on the inspect board, design and equip with motronic 3. 8. 2 ecu i / o measuring joints, design and set up obd - ii diagnostic communication link, design and install fuel pressure inspecting meter. depend on the obd - ii diagnostic communication link and ecu i / o measuring joints, this dynamic testing system can inspect engine electronic fuel injection system, distributorless ignition system, idle speed control system and evaporative emission control system, and can inspect m3. 8. 2 sensors, ecu and actuators, and can interrogate fault memory and erase fault memory ; and can analyse data stream ; and can carry out fault imitating. besides, this paper analyses sensors and actuators typical fault w aves
2電控單元電路連接器設計製成輸入輸出電子控制檢測端子,並在檢測面板上布置了obd -診斷插座和燃油壓力表。使該動態測試系統能實現對電噴發動機的燃油系統、直接點火系統、怠速控制系統和燃油蒸氣排放控制系統的動態檢測;並通過obd -診斷座、 ecu輸入輸出檢測端子和故障模擬處理單元實現對電噴發動機電控系統各傳感器、電控單元、執行器進行故障碼讀取與清除;動態數據讀取和波形測試和故障模擬等。此外,本論文還分析了傳感器和執行器典型故障波形。The development of a visual short circuit software under ptcad2000 is presented in this paper, as well as the system structure, the definition of the data structure, the interface to ptcad2000, the conversion of the original wiring diagram of power network to calculable power network, the implement of three sequence network, the implement of impendence matrix and admittance matrix of power network considering the zero sequence mutual inductances among lines, and the implement of short circuit calculation by using computer
本文介紹了在ptcad2000平臺下短路電流可視化計算軟體的開發。介紹了軟體的系統結構、數據結構定義、與ptcad2000平臺的介面、電力系統原始接線圖轉成等值可計算網路、序網的生成、考慮零序互感線路阻抗時電網導納矩陣和阻抗矩陣的生成,以及故障點短路電流計算的計算機實現。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。Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method
在本設計中,採用高速的dsp處理器,實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大電流信號的驅動輸出;採用485總線技術,組建了裝置主機與多探測器之間的主從式通訊網路,實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路,採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術,實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息交互的介面;採用了模塊化的軟體設計方法,開發了裝置主機及探測器的軟體程序。The influence of stray inductance in the module circuit to turn - off transient over voltage of igct has been investigated systematically, the surge current calculation has been done by simulation, and the short circuit failure once occurred in experiment has been analyzed by computer simulation, reproduced the breakthrough failure happened in experiment by means of simulation
充分利用計算機模擬的優勢,詳細分析了模塊電路雜散電感對igct關斷過電壓的影響,進行了短路浪涌電流計算,對試驗中發生的短路故障進行計算機模擬分析,重現了試驗中出現的誤觸發貫穿短路故障現象。The product facilitates extensive safety functions including : self diagnostic circuit ( temperature sensor malfunction, heater disconnection, automatic overheat preventive device, ssr short circuit ), over heat preventive device, over current electric leakage breaker, and key lock function
故障自我診斷(溫度傳感器異常、加熱器斷線、自動溫度過升防止功能、 ssr短路) ,過升防止器、過電流漏電保安開關、鍵盤鎖定等安全功能充實。In addition, the electromagnetic transients of normal operating - current state, primary side large current fault state and primary side open - circuit fault state are simulated
對該電流互感器正常工作電流狀態、一次側大電流故障狀態及一次側開路故障狀態的電磁暫態過程進行了模擬。Assisted with the sensitivity of the linear analog circuits, the feasibility of parametric faults detection was analyzed through the maximum fault errors acquired at the sensitive frequencies, a stimulation matrix and its stimulation expression were put forward on the test points information
摘要從線性模擬電路靈敏度的概念入手,分析了通過獲取敏感頻點激勵下的最大故障誤差來檢測電路參數故障的可能性,提出了一種針對測試頻率和測點信息的激勵矩陣。A new viewpoint to observe the relation of bus voltage, bus current injection and branch current of the network considering branch mutual inductance has been provided in this paper. the process of building the z - matrix of a large - scale power network is set forth in particular in this paper. and the method is employed in the fault computation system successfully
本文為了從演算法上提高故障計算的速度,在完全計及支路互感的前提下,利用節點注入電流與支路電流以及支路電流與節點電壓的關系,提出了一種能夠統一處理互感和無互感線路、快速形成大規模電網節點阻抗矩陣的新方法。Abstract : the working principle, parameter calculation and software design of fault diagnosis of abs wheel - speed sensor for auto are introduced in this paper. the circuit design is tested to be correct and meet the design requirements
文摘:介紹汽車abs輪速傳感器故障診斷電路的工作原理、參數計算和軟體設計,經實車模擬故障檢驗,證明該電路設計正確,達到了設計的要求。A pressure transducer was set up in this system to realize pressure control in main lines and adjustment of pump operating time ; the distributors were designed to accomplish grease storage in fixed quantity and transport them into all lubricating points ; the single chip microcomputer was utilized to control interval lubrication and realize auto - lubricating or fault alarm
系統通過設置壓力傳感器實現主油路的壓力控制和油泵工作時間的自動調節,通過配油器實現定量儲油和將油脂輸送至各潤滑點,通過電子監控器設定加脂間隔時間,實現自動加脂與故障報警。In this design, the protection in short circuit failure and the measurement in normal condition are both fulfilled. it can also communicate with the computer through the communicating interface, sending the parameter of the system current and accepting the instruction
該傳感器具有正常電流的測量和短路故障時的保護功能,並且預留了與上位機的通訊介面,接受上位機的指令並向上傳送電網的電流參數。According to the actuality of the present research on ct, we bring forward a new design scheme based on the rogowski coil, in this design, the protection in short circuit failure and the measurement in normal condition are both fulfilled. it can also communicate with the computer through the communicating interface, sending the parameter of the system current and accepting the instruction
本文在考察了國內外電流互感器發展現狀的基礎上,提出了一種基於rogowski線圈的電流互感器,該互感器具有正常電流的測量和短路故障時的保護功能,並且預留了與上位機的通訊介面,接受上位機的指令並向上傳送電網的電流參數。It is composed of a reactor and in series with a compensation capacitor, which is paralleled with a by - pass reactor controlled by a gto pair
本文研究了一種帶串聯補償的故障限流器的模型,它由補償電容和旁路電感並聯后與限流電感串聯而成。The fcl operates in two modes, in normal conditions, it is used as a compensation capacitor ; in fault conditions, the gto pair quickly switches on to get the by - pass reactor in operation to limit the current
正常情況下,由電容和限流電感對線路進行串聯補償,發生故障時,根據短路電流的大小控制gto的導通角,從而改變投入的限流電抗,達到限流目的。Prospect teli - monitering system for elevator is prospect s new product. it has confirmed by experts on elevator as high technology products. through photo - electric isolation part, it connects the control circuit and sensors on elevator to collect, analyse the real - time status data
該產品通過光電隔離與電路控制系統及傳感器連接,由電梯故障信息採集分析儀實時採集電梯的運行狀態和有關數據,並對採集到的電梯信號進行邏輯判斷,發現故障,將相關數據傳輸中繼器。Generally speaking, we may do it according to such a procedure as first detection of the electric circuit connection quality, next detection of the sensor and the actuator, and final detection of the electrically controlled unit
一般來說,我們都可以按照首先檢測電路連接質量,其次檢測傳感器、執行器,最後檢測電控單元這樣的程序來操作。但是,由於汽車故障具有突發性、綜合性、差異性等特點。Moreover, due to the complexity of the structure of gap sensor, it is easy to work out in the course of using. because of the large number of gap sensor, the service workload is very large, and the fault location needs a long time, and costs too much
除此之外,由於間隙傳感器的結構較復雜,電路使用的元器件眾多,且磁懸浮列車所用間隙傳感器的數量大,在使用過程中難免會出現故障,因此造成維護工作量大,檢修過程中的故障定位時間長,維護費用高等問題。The paper first summarizes the phylogeny of the sensor fault diagnosis, and then introduces the academic achievements during recent years. emphasizes on the two methods of sensor fault diagnosis : the method based on observer and the method bases on nn. by using them realizes the sensor fault diagnosis of power plant main - stream temperature system
本文介紹了傳感器故障診斷技術的發展歷程及近年來在該領域中取得的一些最新研究成果;對基於診斷對象數學模型的故障診斷方法和基於神經網路的故障診斷方法展開了深入的研究,並以matlab為模擬工具、以某火電廠主蒸汽溫度系統溫度傳感器為研究對象,應用上述兩種方法分別設計了傳感器故障診斷系統,通過系統模擬證明該診斷系統能夠診斷出多種常見的傳感器故障。Its realization ensures the network of auto test industrial scene, ist, havc, ia etc. these technologies shall change the original method of industrial measurement and realize also fault - diagnosis
它們的實現為工業現場的自動化測量, ist (網路傳感器技術) 、 hvac (家庭環境自動控制) 、 ia (信息家電) 、環境自動監測、智能小區管理等的internet化提供了技術保證,這些技術,將會改變傳統的工業測試方法、快速精密測量及故障診斷。分享友人