fault detect 中文意思是什麼
fault detect
解釋
故障檢測-
The functions of this automation system focus on five aspects : data acquisition 、 supervision and control 、 fault isolate and recovery 、 gis 、 data statistic and report. the design project takes the rcs - 9000 series 、 sd ? 9520 and sd - 9630, which is a new installation that can detect the operation state of the low - voltage current breaker, and send the state to the control room. the other new installation is sd - 9860, which is the monitor of the cable fault
設計方案中，在採用南瑞rcs - 9000系列、雙電公司sd - 9520裝置的同時，採用了新開發的sd - 9630塑殼開關運行狀態採集裝置，檢測塑殼開關的運行狀態，並將運行狀態傳回到集控中心（中間站） ；採用了新開發的sd - 9860電纜故障指示器，完成電纜故障的識別；集控中心的設計實現了整個小區配電自動化系統的集中通訊、實時監控、統計與管理功能；高、低壓開關實現了自動控制、狀態檢測和無功補償等。 -
The two - point to earth short fault may cause short currents whic h can lead to serious accident. so it is necessary to monitor the state of field windings of turbo - generator and detect the kind of fault and predict its inclination. thus the security level of power system will be improved
由於發電機轉子兩點接地故障時會產生較大的短路電流，導致惡性事故的發生，因此對發電機轉子繞組進行狀態監測，判斷短路故障的形式和趨勢是十分必要，有助於提高系統安全運行水平。 -
In the first part of the paper, the development of motor control system fault diagnosis theory is summarized. on the basis of the analysis of the characteristics of wavelet, the theory is discussed and the definition of the singularity is given. because of the localization property of wavelet transform, wavelet analysis can be used to detect the characteristics of the singularity from the signal and intermittence fault problems lying in the motor under test
著重介紹了小波分析在電機控制系統故障診斷中的應用，根據小波理論在時域和頻域良好的局部化性質，討論了利用小波變換來檢測信號的奇異特徵的原理，給出了小波變換對信號奇異性特徵檢測的方法，針對實際應用，對小波基函數選取及小波分解尺度進行了探討。 -
The reassigned smoothed pseudo wigner - ville distribution ( rspwvd ) is introduced, which has less interference and higher resolution than other time frequency distributions like wigner - ville, choi - williams etc. it is used to detect the multi - knocking of engine such as cylinder, piston pin, valve, crank bearing, connecting rod bearing and jib knocking. a new fault diagnosis technique based on the rspwvd for the engine multi - knocking problem is proposed. by comparing the bispectrum and bicoherence of the gear vibration signals, it is demonstrated that bispectrum has an advantage over bicoherence for feature extraction of such signals
第四章首次引入一種重分配方法，得到干擾項少而解析度高的重分配平滑偽魏格納維爾分佈（ rspwvd ） ；對發動機曲軸主軸承響、連桿軸承響、活塞銷響、活塞敲缸響、氣門響和挺桿響等常見機械異響故障振動信號特徵進行了全面地比較分析；通過對各種異響故障特徵信號的分析研究，提出基於rspwvd的發動機多異響故障診斷策略，利用該策略可以準確識別不同的發動機異響故障。 -
In order to ensure the reliable operation of the long - distant undersea optical cable, it is necessary to detect the delitescent fault in earliest time
摘要為了保障長途海底光纜的運行可靠性，需要盡早發現潛在的故障。 -
The devices for detecting phase - to - ground fault in ineffectively grounded systems are seldom functionary at present. based on thousands of experiments in high - voltage laboratory in north china electric power university, the reasons for misjudgment and the effective measures to avoid it are presented in this paper : to change pt connection form to prevent from ill - effects of ferro - resonant overvoltage ; to increase soft measures to resist against interference ; to adopt neural network method to obtain the virtual value of the detect way
依據上千次實驗，我們找到了一些導致選線誤判的影響因素，並提出幾點防止誤判的措施，包括改變pt接線方式，避免鐵磁諧振對選線的影響；通過對故障檢測方式的處理和使用連續判斷技術增強裝置的軟體抗干擾能力；嘗試採用神經網路演算法設定選線方法的有效域等。 -
The general structure and the principle of fault detect based model are given, fault model of sensor, actuator and state in system are founded, and the sufficient and indispensable conditions of fault detectability in control system are given
研究了基於模型故障檢測的基本結構和原理，建立了傳感器、執行器和系統狀態的故障模型，給出了控制系統故障可檢性的充要條件。 -
When those ptvs are sequentially loaded to cut ( circuit under test ) from intelligent fault diagnosis system, homologous prvs ( parallel response vector ) are taken back. through test response analysis by expert system, intelligent fault diagnosis system can detect all fixed ' 1 ' logic fault, fixed ' 0 ' logic fault, and detect the majority of multi - line short circuit fault
當這些ptvs從pc機中依次加載到被測電路板后，相應的prvs （并行響應向量集）可以獲取供診斷系統進行測試響應分析，從而檢測出固定邏輯故障和橋接故障。 -
Research on fault online detect of uav engine start and pull up circuit
無人機發動機點火停車電路故障在線檢測研究 -
But this method can ’ t detect some kinds of faults under some high performance ics. recently, a novel fault diagnosis technology including iddq and iddt has developed rapidly
基於電流的故障診斷方法包括靜態電流診斷方法（ iddq ）和動態電流診斷方法（ iddt ） ，是近期發展起來的新方法。 -
With the development of manufacturing technology of digital integrated circuit, the voltage test method based on stuck - at fault model can not detect all the faults in modern integrated circuit
隨著集成電路製造技術的發展，基於固定型故障模型的電壓測試技術越來越不能滿足高性能集成電路的需求。 -
In the middle 1960s, it began to be applied in detecting the fault of electronic facility in foreign countries. in the 1970s, thermal instrument had been installed in helicopter to detect the connection of power line and the determinant standard about infrared test had been established. in the middle 1980s, ir technology had a comprehensive application on the fault of print circuit board ( pcb )
國外應用紅外技術檢測電氣設備故障始於六十年代中期，七十年代開始把熱像儀裝在麵包車或直升機上對變電站設備或高壓輸電線路連接件故障做巡迴檢測，並分別制訂出相應的技術規范或紅外診斷故障判定標準。 -
The main job of this research is : ( 1 ) analyze the operation situation of power system during faults ; pay attention to the traveling wave on the three - phase transmission line ; study the equation of voltage on three - phase transmission line with impedance capacitance coupling between phases ; contact the voltage on any point with the fault voltage, study the singularity of the voltage signal in fault point, and make it to be the base of the new fault detection method ; ( 2 ) apply the singularity detection theory based on wavelet analysis to the power system faults detection, give a complementary criterion to current fault detection criterion, study how to select the basic wavelet, how to filter noise, how to detect the singular point or fault point, and finally give a total solution. the simulations prove it to be a quick, correct and effective fault detection method
本文的主要工作有： （ 1 ）分析電力系統在發生故障時的運行狀態，尤其對三相傳輸線上的故障行波進行了分析和研究，推導了考慮相間耦合的三相傳輸線電壓方程，並將傳輸線上任一點的電壓與故障點電壓建立起聯系，得出了傳輸線上電壓信號在故障點處的奇異性，並以此作為構造新的故障檢測演算法的理論基礎； （ 2 ）將基於小波變換的信號奇異性檢測理論運用於電力系統故障檢測中，針對目前相關研究的不足，提出了電力系統故障檢測判據的補充判據，通過對基本小波的選擇、除噪措施、信號奇異點也即故障點的檢測方法所作的分析，給出了一個可行的解決方案；模擬研究表明：這是一個快速、準確、有效的故障檢測演算法。 -
In multi - agent platform aspect, this paper realized a ring of star topology fault - tolerance agent platform included three main container nodes base on jade ( java agent development framework ) software frame, when one of the main container running agents cannot be accessed, other main container in this platform can detect it, and rebuild a new agent platform according to address notification service provided by jade
在多agent運行平臺方面，本文在jade （ javaagentdevelopmentframework ）軟體框架上構建一個具有三個主容器結點的星形環拓撲結構的多agent容錯平臺。當運行agent的某個主容器不能被訪問的時候，平臺上其它的主容器可以檢測得到，並根據jade提供的地址通訊服務，重新建立一個新的agent運行平臺。 -
Fault detection ( fd ) technology supervises the status of production process, detect the fluctuation and faults, and locate the fault sources, then isolate and eliminate them. in this way, calamities are prevented and fluctuations of quality of products are reduced
故障診斷技術通過監督生產過程的運行狀態，不斷檢測過程的變化和故障信息，並在故障發生后，迅速定位故障源，隔離並消除故障，以防止災難性事故的發生，同時減少產生質量的波動，提高產品的競爭力。 -
Therefore, research on integrated process control system, which includes such roles as control, monitoring, diagnosis, proves to have important theoretical and practical value. fault diagnosis, provides scientific methodology to detect and diagnose system exception, and find out fault source, frequency, severity, tendency etc., so as to take timely and effective solution
故障診斷就是監視控制系統進行故障檢測與診斷，並對故障的原因、故障頻率、故障的危害程度及趨勢預測等內容進行分析判斷，為確診故障點、及早採取維修、防護等補救措施提供科學的決策依據。 -
The application of isp logic device in fault detect system on locomotive
在系統可編程邏輯器件在機車故障監測系統中的應用 -
6. using simulation data of cz - 2f launch vehicle fault simulation system, the result of simulation based on cz - 2f launch vehicle pitch direction indicate that hm filtering fault detect can assure whether fault occurs, and this method achieves a better robustness and improves detect accuracy
以cz ? zf大型運載火箭作為研究對象，利用c2 ? 2f運載火箭故障模擬系統的模擬數據，使用h _濾波故障檢測方法對cz ? 2f運載火箭的俯仰通道進行了故障檢測模擬，通過對余量曲線的分析表明這種方法能較好的判斷故障是否發生，由此說明了利用h _濾波理論進行魯棒故障檢測的可行性。 -
Finally, we study two applications of bdd. the first one is the fault detect of combinational logic circuits
最後，研究了基於bdd的組合電路的故障檢測方法和基於bdd的網路可靠度的計算方法等兩方面的應用。 -
This machine use japanese mitsubishi touching screen, is very precise, fast switching and stable. it also has function of auto - alarm and auto fault detect
採用日本三菱觸摸屏電腦，具有性能精確、切換速度快、穩定性強等優點，並具備自動報警、自動故障檢測、判斷功能。
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