瞬時角速度 的英文怎麼說

中文拼音 [shùnshíjiǎo]
瞬時角速度 英文
i tantaneous angular velocity
  • : Ⅰ名詞(眼珠一動; 一眨眼) wink; twinkling Ⅱ動詞(眨眼) wink
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 角Ⅰ名詞1 (牛、羊、 鹿等頭上長出的堅硬的東西) horn 2 (古時軍中吹的樂器) bugle; horn 3 (形狀像...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. This method of diesel engine fault diagnosis is feasible theoretically. while the fault diagnosis system using this method is rare, just because the crankshaft instantaneous angular acceleration measurement is demanding, such as, good frequency response, high precision

    這種柴油機故障診斷的方法在理論上是可行的,但目前這種成型的系統不多,究其原因是測量曲軸的需要系統具有良好的頻率響應特性與高精
  2. In the chapter two we discussed that the server would first use speed - 1 to serve customers when the system entered the busy state from the empty state, but when the server found the number of customers in the system exceeded the thresh - n during serving, after finishing the service of current customer it would use speed - 2 to serve the next customer till there is no customer. by the method of supplementary variable, l - transition and constructing vector markov, we attained the distribution of the queue length, the distribution of wait - time, the distribution of stay - time, the utility and etc. in the last part of this chapter, we discussed the optimal n * for thresh n which minimizing the cost function and we illustrate the cost function behaves for various parameter selections by a numerical study

    在本文第二章討論了當系統從空閑進入忙期是服務臺以1進行服務,但一旦對某顧客服務完畢如發現系統中的顧客數超過n值就以2服務后續顧客直到系統變空的可修排隊系統,通過構造各種向量馬氏過程和吸收向量馬氏過程,獲得了態、穩態隊長分佈、等待間分佈、逗留間分佈、更新周期分佈等一系列排隊指標以及可用、可靠等一些可靠性指標,在本章最後又從系統如何更好節省費用出發討論了門限n的最優取值問題,並利用mathematic軟體對費用函數進行了數值模擬。
  3. Equations of mesh, shorting contact line, undercutting limit line, meshing limit lines and the existence conditions, angle between the direction of relative speed and the direction of contact line, induced normal curvature about every point on the contact line are established. moreover, the paper also theoretically analyzed the error of the grinded gear surface. on the basis of the theory, the computer program is worked out to automatically produce the contact line and the boundary curves of mesh. analysis of meshing circs under different parameters can be done so that we can gain the best process condition

    首先對漸開面二次包絡理論進行了深入的探討,推導出了兩次嚙合的嚙合方程式、接觸線方程式、根切界限線方程式、嚙合界限線的方程式及其存在條件,相對運動方向與接觸線方向的夾及接觸線上各點的誘導法曲率;此外,還對磨齒后工件的齒面誤差進行了理論分析;並在理論基礎上編制了相應的計算機程序,自動生成接觸線族及嚙合界限線,對不同參數條件下的嚙合情況進行分析,可以使工藝條件達到最佳狀態;最後研究了磨齒裝置,設計了磨齒機的傳動系統。
  4. 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的測量誤差,指出誤差是飛輪的主要誤差來源,從而提出了減少誤差的方法,提高了的測量精
  5. The effect of uneven power and compression condition of each cylinder of diesel engine on the crankshaft instantaneous rotation ( velocity and acceleration ) curves and their interrelationship in different cylinder numbers and rotation speeds have been thoroughly analyzed by means of the crankshaft instantaneous rotation curves simulated by computer

    本文通過計算機模擬出多缸內燃機各種作功和壓縮狀況下的曲軸轉動曲線() ,詳細分析在不同缸數和不同轉條件下,柴油機各缸作功和壓縮功不均衡對曲軸轉動曲線的影響及其內在聯系。
  6. Several characteristic parameters are extracted from the angular velocity curve and the acceleration curve of crankshaft instantaneous rotation, and the quality of them is evaluated by use of the gray relation analysis method and the method for inspecting the consistency of the extremum cylinder number

    曲線和曲線上提取幾個特徵參數,再用灰色關聯分析方法和極值缸號一致性檢查法對特徵參數的優良性進行評價。
  7. Instantaneous angular velocity vector

    瞬時角速度
  8. Fluctuation measuring of instantaneous angular velocity and fault diagnosis for rotating machinery

    旋轉機械的瞬時角速度波動量化及故障診斷
  9. The differential equation of flexible rotor operating unsteadily is also derived and solved, its transient dynamics responses under different accelerations are obtained with simulink ' s program. the amplitude, phases and advancing angular velocity of response along with rotational speed and time under different accelerations are discussed. the responding conclusions have been reached

    ,建立了單盤轉子的態運動方程,用simulink程序求解了所建立的態方程,模擬得到了它在不同加下的態動力響應,並就不同加下的振幅、相位、進動間和隨轉的響應分別作了較詳細的討論,得出了相應的結論。
  10. Engine is contained in the angular vibrating curves of crankshaft, many scholars do research on the fault cylinder diagnosis by use of the transient speed curves of i. c. engine, and some progresses are acquired, but there are some problems such as the poor diagnosis accuracy in some cases and the limited application range

    內燃機曲軸振動曲線含有豐富的內燃機作功狀況的信息,國內外許多學者都在研究利用內燃機曲線診斷故障缸,取得一定進展,但存在精不高或適用范圍受限制等問題。
  11. That is, the occasional situation where the object of interest passes directly overhead ( 90 zenith pass ). azimuth axis must rotate nearly 180 ? instantly. therefore, the standard two - axis altitude - azimuth pedestal will be unable to remain pointed at the object through the zenith pass event

    所謂天頂盲區問題是指目標過天頂對地平式設備方位軸有一個極大的過載要求,需要方位軸調轉180 (或略小於180 ) ,此方位變化的在數學意義上是無窮大,導致目標丟失。
  12. It is discovered that the fluctuating increment of the instantaneous angular acceleration curve of crankshaft ( ay method ) put forward in this paper can be used to diagnose the power and compression condition of multi - cylinder engine in the state of shorter, more rigid crankshaft and lighter torsional vibration and in the rapidly diagnosed situation, and the ay method is better than the fluctuating increment of the instantaneous rotation speed curve of crankshaft ( n method ) which is used widely now

    結果發現,在內燃機曲軸較短、剛性較大、扭振較小、對診斷要求很快的場合,用本文提出的曲軸波動增量j法能較準確地判斷多缸內燃機各缸的作功狀況和壓縮狀況,優于目前廣泛使用的曲軸波動增量n法。
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