電壓波動波形 的英文怎麼說

中文拼音 [diànyābōdòngbōxíng]
電壓波動波形 英文
voltage fluctuation waveform
  • 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...
  • 壓 : 壓構詞成分。
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 電壓 : voltage; electric tension; electric voltage
  • 波動 : 1 （不穩定） undulate; fluctuate; unsettle; surge; rise and fall 2 [物理學] wave （motion）; wave...
  • 波形 : [物理學] wave form; shape; wave pattern; wave profile
  1. 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。
  2. Dead angle of differential currents is measured when realizing the transformer differential protection based on the dead angle

    在間斷角原理變壓器差動保護中，需要測量差動電流導數波形的間斷角。
  3. In addition, we analyse the dead time effects of pwm control on the output waveform

    另外還分析了逆變橋上下管驅動信號上的死區對輸出電壓波形的影響。
  4. The theories and design principles of each circuit of the spwm three - phase frequency inverter experiment unit are in detail introduced in this thesis. at the same time some experiment results are shown that include the output voltage and current waves when the load is in resistivity, inductivity or asynchronous motor

    文中詳細介紹了spwm三相變頻實驗單元所包含的各電路環節的理論基礎及設計過程，並給出了調試結果，如負載為阻性、感性和異步電動機時，實驗單元輸出的電壓和電流波形。
  5. In view of this situation this article has conducted research to the design of metallurgy auxiliary biography with the frequency conversion table electrical machinery first multianalysis to the frequency changer and the frequency conversion table electrical machinery movement characteristic is carried out, the voltage waveform harmonious which the frequency changer outputs is big, attacks in a big way, and the voltage climbing rate reaches as high as 6600v / mu s which is 20 times ordinary sine alternating voltage, the rolling mill auxiliary biography table set the extremely strict request to the electrical machinery ; its movement frequency is very low, rate frequency in 8 - 20hz ; the velocity modulation scope is wide, the lowest movement frequency lowers to 1hz, and the starting number of times is quite frequently, each hour reaches as high as 600 - 800 time, the impact shoulders in a big way, the overload capacity request is high

    針對這一情況本文對冶金輔傳用變頻輥道電機的設計進行了系統研究。首先對變頻器和變頻輥道電機的運行特性進行詳細分析，變頻器輸出的電壓波形諧波大，沖擊大，電壓上升率高達6600v / s ，是普通正弦交流電壓的20倍;軋機輔傳輥道對電機提出了十分嚴格的要求:其運行頻率很低，額定頻率在8 - 20hz ;調速范圍寬，最低運行頻率低到0 . 5hz ，起動次數相當頻繁，每小時高達600 - 800次，沖擊負荷大，過載能力要求較高。
  6. This paper makes a science analysis to power system " s harmonics and harmonic oscillation in partial power net, develop the analysis software of harmonic oscillation characteristic. make use of this software can obtain the harmonic oscillation characteristic curve in a row frequency range, can discover accurately oscillation, can make an in - depth analysis and statistics and renew the realistic curve of voltage or current on the basis of the measured - data

    本文通過對電力系統諧波及局域電網諧波諧振現象的理論分析，設計、開發了局域電網諧波諧振特性分析軟體，利用該軟體可以獲取連續頻域內的諧波諧振特性曲線，發現準諧振區域，而且還能根據實際測試數據，正確統計分析出所要求的參數，同時能夠恢復電網實際的電壓、電流波形，並能根據國家標準自動生成分析報告。
  7. Analyze item by item the position of unintact cycle, the running clearance of unintact cycle, locking - deform, datum dimension regulating, repeatly install, power voltage wave and marking running etc. at the same time, we give the calculating formula to calculating the running marking random error, and use it to calculate the system error of big diameter measure instrument - - datum dimension frame error, gyro - wheel diameter error, error caused by circumstance temperature, error caused by backing distance, angle error, delay error of data collecting circuit, lathe main shaft running error, workpiece install partial error

    對不完整圓的位置、不完整圓的轉動間隙、鎖緊變形、基準尺調整、重復安裝、電源電壓波動、標記轉動等隨機誤差進行了逐項分析，並給出轉動標記隨機誤差的計算公式。對大直徑測量儀的系統誤差?基準尺尺架誤差、滾輪直徑誤差、環境溫度引起的誤差、後退距離引起的誤差、角度誤差、數據採集電路延時誤差、車床主軸回轉誤差、工件安裝偏心誤差分別進行了計算，最後對誤差進行合成。
  8. Under operation system of dos and windows, control software is developed respectively. the wave of voltage and current as the ac contactors switch - on and switch - off is displayed dynamically, which make the equipment not only used as general electric life test instrument, but can apply test date for contactor study

    在控制軟體方面，分別完成dos平臺和windows平臺控制軟體設計，實現了交流接觸器觸點閉合與斷開時刻電壓、電流波形動態顯示功能，使該裝置不僅能作為交流接觸器常規電壽命試驗裝置，還對接觸器觸點的研究提供必要的試驗數據。
  9. The widely applications of nonlinear instruments have produced many high order harmonics, they are flowing into the power network and greatly influence the quality of electric power. and the frequency is n ' t constant but changed around 50hz

    電網中非線性設備的使用日益增多，所產生的高次諧波電流大量注入電力線路中，使得電網電壓、電流波形發生畸變，同時電網頻率並不是固定不變的，而是在50hz附近波動。
  10. We introduce in detail the circuit current and voltage when the relay is switch - on and switch - off, and make the software in dos and windows. the equipment can dynamic shows the wave of the current and voltage when the relay is switch - on and switch - off

    在檢測方面，分別完成了dos和windows平臺控制軟體設計，實現了繼電器觸點閉合與打開時的電壓、電流波形的動態顯示功能。
  11. Voltage fluctuation waveform

    電壓波動波形
  12. Under the control of microcomputer, the sine vave output is produced. base on the result, the spwm wave is static and reliable

    從逆變環節的實驗結果來看，產生的spwm波穩定、可靠，輸出電壓波形失真度小，電壓波動率僅在2左右。
  13. The software of the device is developed using delphi 5. 0 environment, which can control the data acquisition, monitor signals and show the real - time waveform. the software start recording data in fault and calculate the fault site then, which has built database and make the device a rounded system

    採用delphi5 . 0環境編程，完成工控機對數據採集卡的控制，實時監測、顯示電壓電流波形，故障時啟動錄波，進行故障測距，建立了故障數據庫，使測距裝置成為一個完整系統。
  14. High regulating voltage accuracy, good dynamic performance, less voltage waveform distortion make this series generating sets with high efficiency, compact structure, convenient maintenance, reliable and long life operation and good economic performance

    該系列機組具有調壓精度高，動態性能好，電壓波形畸小，效率高，結構緊湊，維修方便，工作可靠，使用壽命長，經濟性能好等特點。
  15. Featured in high voltage regulating accuracy, good dynamic performance and less voltage waveform distortion, combined with high efficiency and compact structure, series l190 diesel generating sets can operate reliably with long life and good economic performance

    該系列機組具有調壓精度高，動態性能好，電壓波形畸變小，效率高，結構緊湊，維修方便，工作可靠，使用壽命長，經濟性能好等特點。
  16. Moreover, owing to rapid use of large numbers of nonlinear or impactive loads in power system, many power quality problems will be caused, such as voltage sag, swell, unsymmetry, flicker, fluctuation, harmonic and so on

    然而，隨著電網中沖擊性、非線性負荷的不斷增加，導致電網電壓波形發生畸變、波動、閃變和三相不平衡等電能質量問題卻越來越嚴重。
  17. The open - looped driving circuit is based on the idealization of the vibration. the square wave voltage and the direct current voltage are combined to drive the gyroscope. influences of square wave voltage are analyzed though simulation. as for the real situation of the vibration, the closed - looped driving circuit is given

    開環電路採用方波加直流偏置的等效交流電壓驅動陀螺振動，通過模擬分析了方波驅動形式對陀螺振動的影響；結合開環驅動電路，提出了閉環驅動電路方案。
  18. A model of an 110kv three - phase network is established by matlab / simulink spsfirstly, and the disturbance of harmonic in power system is simulated by a type - ss1electric locomotive in this model. secondly, kinds of short faults are analyzed, thestable and transient voltage waves are obtained. then, a de - noising method is presented, which is based on wavelet packettransform and has better resolution in time and frequency domain

    首先利用matlab / simulink電力系統工具箱中的模塊建立了一個110kv的三相輸電網路模擬模型，並以韶山1型電力機車為原型，實現對電網中主要諧波源的模擬;然後，對該輸電網路中多種短路故障進行了分析，並給出在穩態擾動和暫態擾動情況下的電壓擾動信號波形。
  19. The extensive applications for power electronic apparatus and nonlinear equipment distort the waveforms of voltages and currents. as a result, power quality is going much worse. in addition, due to the improvement of industrial automatization, such parts of an apparatus as mpu and plc are applied to industrial process controls, which are disturbed easily by stirs from power system

    一方面由於電力電子器件和非線性設備的廣泛應用，使得電網中的電壓、電流波形發生畸變，造成電能質量的嚴重惡化；另一方面由於工業自動化水平的提高，微處理器和plc等智能器件大量應用於工業過程式控制制，而這些精細過程式控制制更容易受到電力系統抖動的影響，因此現代工業對電能質量提出了更高的要求。
  20. The design of software is composed of the development of virtual panel interface and the research of algorithm of measuring electric variable. the most popular vc + + 6. 0 is used here to complete the development of the former which concludes the dynamic display of input wave - form, real - time displaying rms, power and power factor, harmonic analysis and measuring the voltage fluctuation and flicker

    其中，虛擬儀器面板界面的開發在目前最流行的可視化編輯工具visualc + + 6 . 0 （ mfc ）下實現，完成了輸入電壓、電流波形的動態顯示，波形頻率、有效值、功率以及功率因數的實時顯示，諧波分析以及電壓波動和閃變的檢測。
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