instantaneous speed 中文意思是什麼

instantaneous speed 解釋
瞬時速度
  • instantaneous : adj 即刻的，瞬間的。 an instantaneous bomb 瞬發炸彈。 instantaneous death 即刻死去。 an instantan...
  • speed : n 1 快，迅速。2 速率，速度。3 （汽車的）變速器，排擋。4 （膠片，照相紙）感光速度。5 〈古語〉興隆...
  1. The circuits of the instantaneous rotating speed were designed and the rotating speed measurement ranges were able to adjusted by means of jump wires

    設計了瞬時轉速測量系統，通過跳線可以調節轉速測量范圍。
  2. The application on 6 large enterprises indicates that tvm system is an instrument with advanced technology, reasonable design, convenient operation, perfect function and high accuracy. the measure errors of the instantaneous rotation speed, which is measured by non - contact and magnetoelectricity sensor, have been completely investigated in this paper also

    國內6家西南交通大學博士研究生學位論文第11頁大型企業的應用表明，該系統技術先進、設計合理、操作簡便、功能完善、測試精度高。
  3. Instantaneous vertical speed indicator ivsi

    即時垂直速度指示器
  4. At present, the typic harmful current detection methods are the fast fourier transform algorithm in frequency domain and methods based on the instantaneous reactive power theory, these methods all require some transform and quick, real - time calculating, so high precision analog multipliers or high speed dsp chip with fast a / d are needed, this results in complex circuit and high cost ， which have restricted the development of apf

    目前畸變電流檢測常用的方法有頻域法的fft和基於瞬時無功理論的畸變電流檢測法。這些方法均有一定的變換，需要快速、實時運算，因此必須使用高速的數字微處理器和高性能a / d轉換器，這必將大大提高系統成本，使得電路結構復雜，在一定程度上限制了有源濾波器的發展。
  5. 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。
  6. Intelligent multi - channel data - logging display controller 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. it also can carry on high - accuracy linear correction to various non - linear input signals

    雙迴路數字光柱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及控制，並能對各種非線性輸入信號進行高精度的線性校正。
  7. ( 3 ) in the condition of invariable instantaneous speed ratio, the equations of teeth surface of all key components, such as end face gear, oscillating teeth, wave producer, et al, are deduced

    （ 3 ）在保證瞬時傳動比恆定的條件下，由空間嚙合原理出發，重點推導了活齒端面諧波齒輪傳動裝置的主要傳動部件? ?端面齒輪、活齒以及波發生器端面凸輪的齒面方程。
  8. Numerical analysis of instantaneous elestohydrodynamic lubrication in point contact of spiral bevel gear with high speed

    高速弧齒錐齒輪點接觸瞬態等溫彈流數值分析
  9. The internet is remarkable for the almost instantaneous speed at which it transmits information

    網際網路顯著特徵就在於其傳送信息的瞬時性。
  10. An experimental unit for measuring the instantaneous speed of a high - speed train passing through tunnel

    高速列車進出隧道瞬時速度測量實驗裝置
  11. In this paper, by analyzing the measuring of instantaneous speed, it was found that the main error is come from the angular measuring error, and then the method to decrease the error is given and the measurement precision is improved greatly

    摘要通過分析柴油機飛輪瞬時轉速的測量誤差，指出角度誤差是飛輪瞬時轉速的主要誤差來源，從而提出了減少誤差的方法，提高了瞬時轉速的測量精度。
  12. Yet this epoch - making discovery causes another dilemma : it contradicts newtons law of gravity which implies that gravitational force is instantaneous, that is having infinite speed

    可是這一劃時代的發現卻帶來另一項矛盾：它和牛頓重力學暗含的瞬時重力影響大相逕庭。
  13. Taking dc motor test as an example, a creative idea of applications of some advanced signal processing tools, such as time - frequency analysis, wavelet, and instantaneous frequency ( if ) evaluation, in motor testing field is presented. the paper systematically summarizes basic theories of time - frequency analysis and wavelet transform based on which an in - depth research of effective if evaluation based on wavelet ridge and wavelet curve is carried out. in the end a fast t - n characteristic testing system with neither torque nor speed sensor is successfully developed

    本論文主要關注小波分析在電機性能自動測試系統中的應用，針對傳統電機測試系統以及信號處理技術在電機測試領域中應用的不足，以直流電機為例，提出了將時頻分析、小波包變換以及基於小波脊的瞬時頻率提取方法應用到電機測試領域的新思路；較系統地總結了時頻分析和小波變換的基本理論，深入探討了基於小波脊線和小波曲線的瞬時頻率提取，並成功開發了基於正交小波包分析和基於小波脊線的瞬時頻率提取的無轉矩轉速傳感器的直流電機快速測試系統。
  14. Furthermore, the principle and nature of periodic instantaneous temperature field disturbance and permeation have been discussed with several cases of various types to examine the speed of heat transfer and permeation and damping of temperature wave

    充分討論了周期性瞬態溫度場的擾動、滲透的機理和實質，以幾種不同的實例考察了熱傳播的速度以及溫度波的滲透和衰減情況。
  15. The outcome shows that such digital electronic speed governor is in possession of stable timing rate of 1. 0 % and instantaneous timing rate of 6. 2 %. and it is worth a wide popularization for its simple structure and low cost

    在對hondagx31汽油機進行了大量試驗后結果表明：在標定轉速6000r min時，該電子調速器可以達到1 . 0的穩態調速率和6 . 2的瞬態調整率，優于國家標準的要求。
  16. The speed sensorless techniques for dtc system are very fascinating and challenging subjects recently, they are received wide attention in the literature. some brief description is provided. the proposed approaches are based on speed model of dtc, motor reference adaptive control, the instantaneous reactive power of motor and the extended kalman filter

    無速度傳感器調速系統是直接轉矩控制研究領域內一個非常熱門的研究方向，本文介紹了無速度傳感技術的發展歷史及目前的研究狀況，分別利用直接轉矩控制的轉速模型方法，模型參考自適應方法、電機定子反電動勢以及擴展的卡爾曼濾波器等方法設計了無速度傳感器系統，對于其數學模型和系統構成作了比較詳細的推導。
  17. Abstract : the simulated calculation and analysis of the fluctuation of the instantaneous speed of a diesel engine are presented. the important factors, influencing the measurement precision of the instantaneous speed, are discussed. the correct measurement method is presented. the instantaneous speeds of diesel engine are measured and processed in a laboratory condition. compared the simulated instantaneous speed with the measured instantaneous speed, the simulated result is correspondence with the measured result. the characteristic parameters and the criteria of the instantaneous speed for detecting the leakage of valves in diesel engine are provided, and diagnosis accuracy is confirmed on 4120sg diesel engine

    文摘:對瞬時轉速波動進行了模擬分析計算；實測了發動機的瞬時轉速；對比了實測與模擬計算的瞬時轉速波形，兩者相當一致；討論了影響瞬時轉速測量精度的關鍵因素；提出利用瞬時轉速進行故障診斷的特徵參數及判據，並在診斷4120sg型柴油機氣門漏氣故障中得到證實
  18. The simulated calculation and analysis of the fluctuation of the instantaneous speed of a diesel engine are presented. the important factors, influencing the measurement precision of the instantaneous speed, are discussed. the correct measurement method is presented. the instantaneous speeds of diesel engine are measured and processed in a laboratory condition. compared the simulated instantaneous speed with the measured instantaneous speed, the simulated result is correspondence with the measured result. the characteristic parameters and the criteria of the instantaneous speed for detecting the leakage of valves in diesel engine are provided, and diagnosis accuracy is confirmed on 4120sg diesel engine

    對瞬時轉速波動進行了模擬分析計算；實測了發動機的瞬時轉速；對比了實測與模擬計算的瞬時轉速波形，兩者相當一致；討論了影響瞬時轉速測量精度的關鍵因素；提出利用瞬時轉速進行故障診斷的特徵參數及判據，並在診斷4120sg型柴油機氣門漏氣故障中得到證實
  19. ( 2 ) according to the willis ' s method of mechanism conversion, the speed ratio formula is deduced. the instantaneous speed ratio formula is deduced by differential coefficient, and the condition of preserving it is deduced

    （ 2 ）用willis轉化機構法求出了活齒端面諧波齒輪傳動裝置的傳動比，並用微分的方法分析、求得了瞬時傳動比，得出了保證瞬時傳動比恆定的條件。
  20. The conclusion that they are on all fours is deduced by comparing the instantaneous speed ratio formula and the speed ratio formula which is deduced according to the willis ' s method of mechanism conversion

    此外，還將用willis轉化機構法求得傳動比與表達形式不同的瞬時傳動比進行了比較，得出了這兩種傳動比在本質上一致的結論。
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