測速信號 的英文怎麼說

中文拼音 [cèsùxìnháo]
測速信號 英文
tachometer signal
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  • 測速 : logging speed
  1. Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor

    在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上，通過系統建模和數字模擬分析，分別針對航空低壓直流（ lvdc ）和高壓直流（ hvdc ）兩種電動機構用永磁無刷電動機，在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究，提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。
  2. The plasma boundary can be identified by filament current method with the magnetic signals from probes around the plasma

    摘要根據等離子體邊界附近的磁場測量信號，利用電流絲模型快速識別了等離子體的邊界。
  3. Adopt advanced microprocessor for smart control, it is suitable for display and control temperature, humidity, pressure, liquid level, instantaneous flow, speed and so on in many physical quantity inspect signal, and can data - logging multi - channel measure signal

    採用先進的微處理器進行智能控制，適用於溫度濕度壓力液位瞬時流量速度等多種物理量檢測信號的顯示控制，可巡迴檢測多路測量信號。
  4. During the past several years, due to significant advances in the development of solid state components and high speed signal - processing technology, multi - beam array imaging systems, which promise an increase in sensitivity and resolution have received considerable interest in both the military an civilian applications

    近年來，隨著毫米波固態器件以及高速信號處理技術的迅速發展，高靈敏度、高解析度的多波束陣列目標探測技術正引起軍事和民用領域濃厚興趣。
  5. The rotor position detector also gives speed signal for adjusting phase current, which is often realized by pwm chopper

    另外，轉子位置檢測器還提供轉速信號給pwm斬波器，以調節電機的轉速。
  6. A safety monitor and protective device of hoist in local coal mine is introduced. it can indicate the movement and the position of the hoist vessel in the shaft directly, send out a signal slowing down the vessel in time. when the vessel is over - rolled up, the hoist will be braked automatically and immediately

    本文介紹了一種地方煤礦提升絞車安全監測與保護裝置，能直觀地指示提升容器的運動及在井筒中的位置，設置了比較完善的電器保護系統，能及時發出減速信號，當發生過卷時能自動緊急停車。
  7. It is based on the platform of hardware of fpga, dsp, d / a to realize the concise and full - function digital variable bit rate test signal resource. this paper discuss the ways of full digital if and realize it, certainly the ways to realize the carrier frequency, sub - carrier frequency and variable bit rates with dds technology is also presented

    本課題是以fpga 、 dsp 、 d / a為硬體平臺，設計實現了結構簡明，功能完整的全數字可變速率測試信號源，討論並實現了中頻頻段如何實現全數字的方法以及用dds技術實現載波頻率，副載波頻率，碼速率的方法。
  8. The test instruments based on this method are highly precise, but costly. the author develops a grounding measurement system of substations based on the virtual instruments, which uses labview as the development software and adopts the small electric current method. the fft method is used to process the measurement data, which can decrease the measurement error

    本文作者研製了基於虛擬儀器的變電站接地網接地測量系統，該系統以labview為軟體開發平臺，採用小電流測試法，並利用快速傅立葉變換方法對測試信號進行數字濾波處理，提高了該系統的信噪比。
  9. Abstract : a safety monitor and protective device of hoist in local coal mine is introduced. it can indicate the movement and the position of the hoist vessel in the shaft directly, send out a signal slowing down the vessel in time. when the vessel is over - rolled up, the hoist will be braked automatically and immediately

    文摘:本文介紹了一種地方煤礦提升絞車安全監測與保護裝置，能直觀地指示提升容器的運動及在井筒中的位置，設置了比較完善的電器保護系統，能及時發出減速信號，當發生過卷時能自動緊急停車。
  10. In this article, a convenient date - fusioning method for the signal of ratate speed is introduced, which is based on the segmented - curvefitting. the precision is improved by using this method

    摘要介紹一種適用於小型測試、分析系統的基於分段曲線擬合的轉速信號數據融合法，此方法能提高轉速信號的處理精度。
  11. Two transducers b and c, which record the time when the shock wave front arrives, are placed on both sides of location ( a ) with equal distance, the average shock wave speed at location ( a ) can be calculated from the distance b to c and the time that the shock wave needs to travel from b to c. all the tested signals are stored on a pint - sized system of independent function

    同時測速測壓的方法是指在測取沖擊波壓力-時間曲線的同時，在被測點前後等距離處分別安裝壓力傳感器，記錄沖擊波上升前沿到達的時刻，通過時間差來獲取被測點處沖擊波的平均速度。所有的測試信號都被記錄在同一個小型的、能獨立工作的測試系統中。
  12. Researchers studying rat and monkey brains found that by placing the sensitive tip of an electrode near a neuron they could pick up the sudden changes in the electric field that occurred when signals coursed through the cell

    研究大鼠與猴子大腦的人員發現，將電極的敏感尖端放在一神經元附近，他們能檢測到信號迅速穿過神經元時電場發生的突然變化。
  13. 8 - loop flash alarm controller adopts advanced microprocessor for smart control, and can match use with our any control instrument or other contact control instrument. it can detect simultaneously 8 - loop signals. inputs and mainframe both adopt photoelectric isolation structure

    智能多路巡檢顯示控制儀採用先進的微處理器進行智能控制，適用於溫度濕度壓力液位瞬時流量速度等多種物理量檢測信號的顯示控制，可巡迴檢測多路測量信號。
  14. The following important work has been done : ( 1 ) some special problems of rate - bias laser gyro were analysed. the problems include modulation and demodulation of the output and algorithm of the attitude updates ; ( 2 ) the integrated navigation system with the fault tolerance property which equipped with many navigation equipments as sins, gps, dvs, ads, mg, vg is designed, and compared with that of ckf via simulations ; ( 3 ) the theories and methods of system level fault detection apply to federated filtering is investigated ; ( 4 ) the problem about using the fused information of sins based on rate - bias laser gyroscope / dynamical tune gyroscope to realize the component level hard fault interactions detection through a back - propagation neural network is discussed

    主要研究工作有：研究了速率偏頻激光捷聯慣導的陀螺測量信號的解調演算法；設計了在速率偏頻激光捷聯慣導、 gps 、多普勒雷達、大氣數據系統、磁航向儀及垂直陀螺配備條件下聯邦濾波組合導航系統，對聯邦濾波器和集中濾波器的性能做了模擬對比分析；研究了適用於聯邦濾波器的系統級故障理論和方法；探討了利用速率偏頻激光捷聯慣導撓性捷聯慣導陀螺的混合測量信息，通過神經網路實現硬故障交互檢測的方法。
  15. The programs of system are written with assemble language. in order to resolve the problem of signal jammed, not only we used hardware ( photo couplers, watchdog, special parts, etc. ), but also used some arithmetic ( average, wavelet, etc. ). after analyzing the deficiency of the popular mechanical instrument in motorcycle, this paper focuses on researching and designing the digital instrument. the developing work of ( the research of the led digital multi - parameters instrument in motorcycle ) has been finished and is being commercializing packaged

    我們採用了專用的a / d轉換器作為模擬量的測量，採用光耦器件作為車速、發動機轉速信號的輸入，採用高亮度的led器件作為在強光下顯示器件，採用兩個獨立的微處理器以提高系統的可靠性，採用模擬條和數碼管同時顯示以符合駕駛人員的習慣，同時通過改進演算法，實時處理車速和發動機轉速與數據顯示和數據存儲等技術難點。
  16. Some new applications in the monitoring and control system are presented in this paper. the main contents are followed : 1. a new method for measuring the position of the rotor and the real - time rotor angle of the synchronous generator using gps and tachometer is presented in this paper, which can be easily realized in engineering practice with high accuracy

    在總結了現有發電機功角測量方法的基礎上，提出了利用發電機自有的轉速信號實時測量功角的新方法，該方法克服了傳統方法精度不高，工程實施難等缺點，並能通用於汽輪發電機和水輪發電機，具有較高的理論和實用價值。
  17. Because the friction force mainly influences the track precision and the orientation precision of the servo system, it should consider these two targets changes between before and after compensation. low - velocity ramp signal and step signal were chosen as simulation test signal

    由於摩擦力主要影響電液位置伺服系統的低速跟蹤精度和定位精度（即穩態誤差） ，所以要考慮補償前後這兩個指標的變化情況，模擬測試信號選為低速斜坡信號和單位階躍信號。
  18. In addition, protection and display function units are added into this system. on the basis of study about working principle of previous indirect rotor - position detecting techniques, the fuzzy rules with the relation knowledge of - i - is studied in this paper as an approach for sensorless position angle estimation, and the simulation research for control performance and rotor position estimation are carried out. some experimental research on structure of srd controller is well made, and a fuzzy + pid speed controller with tms320f240 as core control unit is designed

    研究了srd系統結構，對已有的主電路和驅動電路進行改進，完善了系統的各種保護和顯示等功能；在對已有的無位置傳感器轉子位置檢測原理進行研究的基礎之上，根據sr電機的磁鏈?電流?角度之間的關系，研究了採用模糊規則無位置傳感器檢測方案；對srd系統的控制器結構進行研究，設計採用tms320f240高速信號處理器的fuzzy + pid控制器，研究了fuzzy + pid控制器以及系統運行中的各種保護、顯示、報警等功能的設計思想和實現方法。
  19. Utilizing phase locked loop technique with complex programmable logic devices ( cpld ), a method to perform high - speed data acquisition, storage and transmission for transformer testing, which solves the problem of data acquisition for high frequency band, is proposed

    摘要提出了利用鎖相環技術結合復雜可編程邏輯器件（ cpld ）實現對變壓器測試信號的高速採集、存儲、傳輸的方法，很好地解決了對變壓器高頻特性信號的採集。
  20. The main achievements are as follows : based on the research of principles and methods of data collection and processing, the dissertation put forward using vxd to accomplish break response of hardware and utilizing control principle of dma to realize data transfer of high speed. so the dissertation conquers the defect of bad real - time characteristic of windows because of multitask function and message mapping and accomplish real - time of collection and analysis. and the dissertation develops the system of signal collection and analysis to test vibration and noise and analyze structure dynamics

    主要工作及創造性成果如下：提出了利用vxd來實現硬體中斷響應，並運用dma控制原理實現了高速數據傳輸，克服了windows操作系統多任務功能及消息映射機制所帶來的實時性差的弊端，從而實現採集和分析的實時性，開發出適用於振動噪聲測試、結構動力學分析和機械在線檢測的信號採集分析系統。
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