故障信號電路 的英文怎麼說

中文拼音 [zhàngxìnháodiàn]
故障信號電路 英文
failure warning circuit
  • : Ⅰ名詞1 (事故) event; incident; happening; accident 2 (原因) cause; reason 3 (朋友; 友情) fr...
  • : Ⅰ動詞(阻隔; 遮擋) block; hinder; obstruct Ⅱ名詞(遮擋物) barrier; block; obstacle
  • : 號Ⅰ名1 (名稱) name 2 (別號; 字) assumed name; alternative name3 (商店) business house 4 (...
  • : 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...
  • : 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

    實現蓄池恆流放過程智能控制是蓄池放裝置發展的必然趨,本文提出了一種通過三極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池恆流放的方法。為達到對ipm的驅動保護和放過程的智能控制,文中設計了igbt門極驅動脈沖pwm形成和ipm封鎖保護及由單片機80c196為核心的微機控制器。本裝置能夠對蓄池進行0 150a放流及放時間的精確控制及釋放容量的計算。
  2. The thesis presents a expert system for identifies power quality disturbance signal, after compare the artificial neural network, nearest neighbors, fuzzy decision, and expert system. we bring forward the project flexible rule - based expert system, according to the characteristic inspection and measure system, and has a deep research on the problem of this system. this project for disturbance classifies has lower mistake ratio and facility maintenance

    採用專家系統的方法進行模式識別,在對神經網、最近鄰法、模糊邏輯和專家系統及一些交叉方法等模式識別方法進行比較分析的基礎上,根據能質量分析的特點,提出了採用規則基專家系統的方法,該模式識別方法具有便於擴展、修改和識別率高等特點。
  3. In the part of detector, it mainly introduces the design of liquor tubes, heater, pressurize, and thermocouple ; in the part of controller, this design uses tms320lf2407 as the cpu. the design part mainly introduces controller circuit design which mainly contains data collection circuit, prepositive magnifying circuit, a / d convert circuit, failure self - diagnosis circuit, the tms320lf2407 interface circuit, temperature control circuit, display circuit, 4 ~ 20ma standard signal output circuit ; in the software part, it mainly introduces software chart of main program and partly linearization subprogram design

    檢測器部分重點介紹了導流管的設計、加熱器的設計、密封技術的設計以及測溫的設計;控制器部分以tms320lf2407為核心,重點介紹了控制器設計,主要包括數據選擇、前置放大、 a / d轉換自診斷、 tms320lf2407介面、控溫、顯示、 4 20ma標準輸出共八個部分;軟體設計重點介紹了主程序軟體設計及分段線性化子程序設計。
  4. This dissertation is chiefly act below work : ( 1 ) expatiating the equipments diagnosis technique development process and trend, putting forward the standpoint that giving systematical diagnosis to the mechanical and electrical equipment and expanding the technical application in equipment diagnosis, making it breakthrough the traditional application of maintaining etc. in equipments, still be used for improvement and development etc. s of new product ' s design ; ( 2 ) probing into vibration type and disposal method of vibration signal, the usual method of equipment condition recognition, the essential constitutes and development trend of observation and diagnosis system ; ( 3 ) introducing the development trend of domestic and international crusher and the distinguishing feature of double turnplate stike crusher which is a new product. according to the breakdown phenomenon in running process, establishing the fault tree and deducing every kind of foundation affairs resulting in fault ; ( 4 ) studying the calculation method of critical rotation speed

    本文主要做了以下工作: ( 1 )闡述了設備診斷技術的發展過程及發展趨勢,提出了應結合實際對機設備進行系統診斷的新的技術思,用實踐證明了應當拓寬設備診斷技術應用的范圍,使設備診斷技術既可以在設備管理和設備維修中得到應用,也可以用於新產品的設計改進及開發等; ( 2 )探討了振動的類型及振動的處理方法,設備狀態識別常用的方法,監測與診斷系統的基本構成與發展趨勢; ( 3 )介紹了國內外破碎機的發展趨勢,以及雙轉盤沖擊破碎機這一新產品的結構和特點,並根據試機過程中出現的,建立了樹,並導出了導致發生的各種基礎事件; ( 4 )研究了臨界轉速的計算方法和原理,用傳遞矩陣法計算出了破碎機內轉盤的臨界轉速。
  5. On the other hand, boundary - scan technique intelligent fault diagnostic method was applied to practice. for most digital system, devices with boundary - scan architecture are broadly used. only using four line or five line to connect pc parallel port with cut tap ( test access port ), all the ptvs can be loaded to cut and all homologous prvs can be taken back to intelligent fault diagnosis system

    至於本文採用邊界掃描測試診斷技術,是考慮到本系統的通用性和簡潔性,因為對于大多數數字系統而言,具有邊界掃描結構的器件己廣泛應用,本文只需4條或5條線就能將pc機和被測邊界掃描連接起來,由此極大地簡化了智能診斷系統中為實現ptvs加載和prvs獲取而專門設計的介面板
  6. Among the many testing methods of analog and mixed signal circuits booming up in recent years, the pseudorandom testing technique is easier to generate testing stimuli and the current - based testing method could magnify the response differences between fault - free circuits and faulty circuits

    近年來提出的很多種模擬及混合測試方法中,偽隨機測試法易於產生測試激勵,基於流的測試法能使正常的頻率響應的差別增大。
  7. 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,實現了對特徵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,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,採用磁感應的方法實現了對空間微弱的接收;利用fpga技術,實現了控制器與多外設的介面及數字的串並轉換;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。
  8. These new methods adopt the circuit information contained in the power supply line current to realize the fault diagnosis. it can increase the fault coverage, reduce testing cost and improve the quality and reliability of ics

    它通過從中提取有效的息來進行診斷,能夠提高覆蓋率,降低測試成本並提高集成產品的質量與可靠性。
  9. The fault diagnosis system includes four parts : sampling and insulation of the synchronous signal, sampling of the voltage waveform of the rectifier, logic pre - processing and dft analysis, display and alarm circuit

    診斷系統主要包括同步的取樣與隔離、整流壓的采樣、邏輯預處理及dft分析,診斷顯示報警等四部分。
  10. It includes four criterions of locating fault point ? “ transient zero sequence current amplitude law ”, “ stable base wave zero sequence current phase law ”, “ stable seventh harmonic zero sequence current phase law ” and “ s injection law ”. pointing out how the law locate the fault point to minimal fault section by applying these criterions gradually. the law will not only make up the blemishes existing in current methods for single - phase fault location in small current grounding system, but also locate the fault point to minimal fault isolating unit on fault line

    該方法通過將所包含的四個定位判據- 「暫態零序流幅值法」 、 「穩態基波零序流方向法」 、 「穩態7次諧波零序流方向法」和「 s注入法」 -進行有選擇地遞進使用,不僅有效彌補了目前已有小流接地系統單相接地選線的缺陷,更將定位在最小區段。
  11. Based on the analysis of the working principles and the circuit features of the air - condition controller, the circuit is described by the logic signal, and according to the fault features of the components and some rules the number of sample is decided

    在系統的分析了空調控制櫃的工作原理和特點的基礎上,選擇了的通斷狀態進行描述,並根據元件的特點和一定的原則確定了采樣點數目。
  12. On introducing a new method of complexity measure analysis, the authors manage to inspect the circuit fault status by analyzing synthetic signal

    作者引入了一種新的復雜性分析的方法,利用綜合性監測狀態。
  13. 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:用蓄池做后備源的系統(或設備) ,常因過放導致池提前報廢而造成設備.根據壓隨容量變化的規律,利用壓比較器和壓基準源設計製作了池放保護,當池放量接近容量的50 %時,啟動預警;當池放量達到容量的80 %時,自動切斷負載,防止池過度放,延長池壽命,保證系統(或設備)在供恢復正常后能正常運行
  14. To conquer the problem of acquisition high effectiveness in analog circuit fault imformation, wavelet transform was researched in this paper to preprocess the fault signals. meanwhile, bp neural network diagnosis method based on wavelet transformation was proposed, this method can abstract fault feature effectively and decreases the dimension of imput vector. by this mean, the construct of neural network can be simplified and training time was economized, then the recognize ability of fault type was improved also

    為解決模擬息高效獲取難題,本文採用小波變換作為的預處理器,研究了基於小波變換預處理的bp網診斷方法,該法能在有效提取特徵的同時,降低輸入息的維數,從而進一步簡化了神經網的結構,減少了其訓練時間,提高了辨識類別的能力。
  15. On the basis of extensive reading and research of theory of the wavelet, it is presented a practical method based on odd theory of wavelet analysis to remove the white noises from transient fault current traveling waves of high voltage transmission line via multi - size analysis of wavelet

    本文在廣泛閱讀和深入研究小波理論的基礎上,論文提出了一種基於小波分析的奇異性理論對通過小波多尺度變換的高壓輸流暫態行波進行白噪聲濾除的實用方法。
  16. Because direct torque control requires very high performance of real - time, the popular microcomputer core dsp is used as controller in the design of hardware. its high speed of running is suitable for the experiment. in the main circuit, there is a highly integrated power element : ipm as inverter, which includes seven igbt, has high switch frequency and fault diagnosis function

    在本控制系統的具體實現上,由於直接轉矩控制對實時性要求很高,因此在硬體方面,採用了目前比較流行的數字處理器( dsp )作為系統的控制器,其處理速度高的特點正好符合本實驗的需要:在主中,本系統使用了集成度高的功率器件:智能功率模塊( ipm ) ,作為逆變環節,其集成了七個igbt ,實現了高開關頻率逆變以及診斷的功能,從而使控制系統的體積大大縮小、控制更加靈活。
  17. As a result of the international advanced technology and detection means so that the test - bed habitat leading domestic level, can be quickly and easily, and visual on the domestic and import cars ignition system, the charge of the starting circuit, speakers circuit, lighting system, signal lines, electronic ignition components such as testing, inspection and adjustment, can also check the work of a car engine, engine fault diagnosis of the reason that test bed is the experimental large automobile repair shop, the second category repair shop and car essential for the use of the transport sector detection equipment, by all parts of the country auto repair trade management departments welcomed

    由於採用了國際上先進的技術和檢測手段,使本實驗臺居國內領先水平,可以快速方便,直觀的對國產、進口車的點火系、充系起動、喇叭、燈光系、子點火組件等進行試驗、檢查和調整,還可以檢查汽車發動機的工作情況,診斷發動機的原因,所以本實驗臺是汽車大修廠、二類修理廠和汽車使用運輸部門必不可少的檢測儀器,深受全國各地汽車修理行業管理部門的歡迎。
  18. 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

    該產品通過光隔離與控制系統及傳感器連接,由息採集分析儀實時採集梯的運行狀態和有關數據,並對採集到的進行邏輯判斷,發現,將相關數據傳輸中繼器。
  19. The applications in fault signal classification and data compression of power system are studied and simulated. through the introduction of multiwavelet network, other two kinds of multiwavelet networks are proposed. the theorems for function approximation abilities of some wavelet networks and multiwavelet networks are proposed and proved

    從理論上分析了小波變換和神經網的函數逼近能力以及它們之間的內在聯系,並且利用不同的激勵函數構造相應的小波函數;對小波網力系統分類和數據壓縮方面的應用進行了研究和數字模擬;提出了另外兩種不同的多小波網,對一些小波網和多小波網的函數逼近能力,提出了相應的定理並進行了證明。
  20. The fault - signal of power system is deeply analyzed in the dissertation. the method of calculating transient response of power system is introduced, and the wave of transient response of power system is simulated. the model of detecting fault in power system is established

    本文對力系統的進行了深入的分析,介紹了暫態過程的計算方法,並模擬了三相線的暫態波形,為力系統診斷建立了數學模型。
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