頻率傳感器 的英文怎麼說

中文拼音 [bīnzhuàngǎn]
頻率傳感器 英文
frequency transmitter
  • : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
  • : 率名詞(比值) rate; ratio; proportion
  • : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
  • : Ⅰ動詞1 (覺得) feel; sense 2 (懷有謝意) be grateful; be obliged; appreciate 3 (感動) move; t...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 頻率 : frequency; rate
  1. Mems ( micro electromechanical system ) has become one of the most rapidly development technologies. along with the rapid development of mems techniques, capacitive sensor is used widely whose capacitance changes small, which has put forward the new request to the measurement technique. the common measure for capacitance measurement is that convert capacitance to voltage, electric current or frequency. the area of polar plate of the capacitor becomes smaller and smaller, and the total capacitance of micro capacitive sensor is usually several pico farad only. as a result, its change amount is smaller

    Mems ( microelectromechanicalsystem )近年來發展最快的技術之一,隨著mems技術的快速發展,電容式加速度計的電容變化變化量越來越小,對檢測技術提出了新的要求。在電容式中,常用電容檢測電路是將其轉換為電壓、電流或者信號。目前的微型電容的極板面積變得越來越小,電容總量只有幾個pf ,變化量就更小。
  2. The experiment apparatus has been developed, which is based on software ( labview ) and hardware ( pci board ni 6024e ). the displacements and generative force at the tip of the ipmc actuators were measured with respect to the different voltages, frequents and various waveforms which include square, sinusoidal, and triangular wave

    實驗選取了不同電壓幅值,不同的方波、三角波、正弦波三種波形作為電激勵信號,利用高速攝像記錄ipmc的位移變形,並通過力實測了ipmc試樣末端的輸出力。
  3. It designed signal amplifying circuit, frequency tricking circuit, data sampling and keeping circuit. the choice of 12 bits high accuracy a / d integrated data sampling card made program simply, high flexible and expandable. and to each error which is likely to occur in high voltage capacity type equipment during the monitoring, analysis and judgement are given

    在硬體電路實現上,注意選擇信號;合理設計了信號放大電路和濾波電路;設計了跟蹤電路,數據采樣/保持電路;結合軟體控制選用了12位高精度的a / d轉換,使軟體編程簡化且具有較高的靈和性和可擴展性。
  4. This text divides into five chapters altogether : chapter one in the introduction, have introduced the common sensor of displacement, has pointed out the fine characteristic of hall ' s sensor, put forward the basic task ; chapter two have introduced the basic operation principle of hall ' s component ; chapter three introduce hall temperature performance, electromagnetic characteristic, zero error, frequency characteristic and these parameter commonly used compensation method and hall simple application of component ; chapter four having recommended the measurement principle of the feedback servo mechanism, systematic implementation method, the experimental result has appeared, structure the mathematics model, and has analysed the error ; chapter five have pointed out the developing direction in the future while looking forward to

    本文共分為五章:第一章緒論中,介紹了常見的位移,指出了霍爾的優良特性,提出了基本任務;第二章介紹了霍爾元件的基本工作原理;第三章介紹了霍爾元件的溫度性能、電磁特性、零位誤差、特性以及這些參數常用的補償方法和霍爾元件的簡單應用;第四章介紹了反饋隨動機構的測量原理,系統的實現方法,給出了實驗結果,構建了數學模型,並對誤差進行了分析;第五章展望中指出了今後的發展方向。
  5. Calibration of vibration and shock pick - ups - method of test for resonance frequency of undamped accelerometers on a steel block

    振動和沖擊的校準.鋼鑄錠無阻尼加速度計共振的試驗方法
  6. Methods for calibration of vibration and shock pick - ups. resonance frequency testing of undamped accelerometers on a steel block

    振動與沖擊的校準方法安裝在鋼塊上的無阻尼加速度計共振測試
  7. ( 8 ) by studying match between the electronic system and catalytic converter on the base of electronic controlled bypassing air system, conclusions having been gotten as follows : higher conversion efficiency of emission have gotten when a / f fluctuates at definite scope and frequency, by controlling the comparing voltage of 02 sensor, the working scope of catalytic converter can be controlled and the matching that can fulfill the high efficiency of hc, co, nox at same time has been optimized

    ( 8 )進行基於所開發的電控補氣系統上的催化與電控系統的匹配研究,當控制系統調節空燃比在一定范圍按照一定進行波動時,可以提高催化轉化的轉化效;通過控制氧的比較電壓,可以控制催化轉化的工作窗口,實現排放污染物中, hc 、 co 、 nox轉化的最優匹配。
  8. Eddy - current sensor conversion circuit consist amplification circuit, band - pass filter circuit, demodulation circuit, differentiation phase and data sampling circuit. these circuits are used to convert the test signal of eddy - current sensor to discrete signal tend to process. the microprocessor system that formed of dsp chip is used to data fitting of test system, data displaying and data communicating with personal computer, etc. the interference questions of hardware design and the measure of eliminating interference signal in the subject are introduced in the last of this chapter

    硬體電路的設計主要分三大部分來實現:激勵源電路部分,由分電路和合成電路組成,產生穩定的激勵信號以確保檢測任務的正常進行;變換電路部分,由放大電路、濾波電路、檢波電路、鑒相電路和數據採集電路組成,主要將電渦流檢測線圈檢測到的信號變換成只含有被測信息的離散信號,易於后續電路處理;由dsp晶元構成的微處理系統,主要完成檢測系統的數據擬合、顯示及與主機通信等功能。
  9. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光的發展狀況、主要特性及其應用,從四能級速方程出發,推導了ld泵浦nd : yag激光的閾值、輸出功和斜效的表達式,並簡述了激光的工作原理、結構型式和倍方法;其次,以空間相關的速方程為基礎,提出了ld端面泵浦nd : yag激光的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功ld泵浦nd : yag激光和透鏡組耦合高功ld泵浦nd : yag激光,對激光的輸出功和功穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功的影響規律,提出了ld端面泵浦nd : yag激光位移新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功,隨著泵浦功的增加,測量范圍擴大,靈敏度提高,當端面泵浦功為7 . 24w (最大輸出功為1 . 926w )時,激光位移的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  10. On the basis of saw technology, this thesis designs a saw humidity sensor. include the design of idt ( interdigital transducer ), the thin film as well as the frequency measurement system

    在對saw技術進行研究的基礎上,本文設計了一個saw濕度,包括idt (叉指換能)的設計、薄膜的設計以及測量系統的設計。
  11. The sensor operation speed can be 64ms / frame ~ 2ms / frame. in the research of photoelectric cell, device physics structure of pixels have been optimized. deep junction depth photodiodes, such as p + / n - well / p - sub structure, have been used and the photo - response of the sensor has been greatly enhanced

    復位信號為sv時的單幀光動態范圍為60db ,採用改變復位信號的二次掃描方式可將的總的光動態范圍擴大到84db ,可對0石10 , 000lx光照強度的信號進行
  12. What is mainly discussed in this dissertation is as follows : the fault mechanism and vibration frequency feature of hydroelectric vibration are analyzed, induced and reorganized. the select and placement of detecting positions of parameters such as vibration, swing and pressure pulsation are researched, and the corresponding sensors are selected to monitor

    本文主要進行了以下工作:分析、歸納和整理了水電機組振動的故障機理和振動特徵,對機組的振動、擺度和壓力脈動測點進行了選擇和布置,並選用相應進行監測。
  13. Increasing or decreasing forces provided that the frequency is not too high can also be measured with hydraulic force transducers

    假如不是很高的話,漸強或減弱的力也能用這款液壓力測量。
  14. The research results show that transducer partially debonding results in clear change of instantaneous frequencies, mode frequencies and damping ratio of the structures

    研究結果表明,局部開膠對結構的瞬時和模態以及阻尼比均有明顯的影響。
  15. This method can rapidly extract speed law from starting current of dc motor with fairly good precision, and thus the torque - speed characteristic can be acquired

    並通過提取直流電機起動過程電流信號的瞬時有效地研製了一套無轉矩轉速直流電機的快速測試系統。
  16. Modified formula for sensorless dc motor speed estimation was proposed through the test for relationship between the current ripple frequency and the rotation speed in a 4 - pole dc motor

    摘要根據4極直流電動機的轉速與脈動電流關系的實驗結果,對現有的無直流電動機測速公式提出了修正意見。
  17. Wave - carrier frequency filter, all kinds of sensors, high - frequency power - transfer transformers

    載波濾波,各種和變壓以及高電源轉換用變壓等。
  18. Vibrating reed frequency sensor

    振簧式頻率傳感器
  19. Impedance respiratory frequency transducer sensor

    阻抗式呼吸頻率傳感器
  20. Respiratory frequency transducer sensor

    呼吸頻率傳感器
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