rotational effect 中文意思是什麼

rotational effect 解釋
旋轉效應
  • rotational : adj. 1. 旋轉的;輪流的,循環的。2. 【農業】輪作的。
  • effect : n 1 結果。2 效能,效果,效力,效應,作用,功效;影響。3 感觸,印象;外觀,現象。4 旨趣,意義。5 ...
  1. The equations of motion governing the axisymmetric elastic deformation of finite orthotropic cylindrical shells, involving the effect of transverse shear and rotational inertia, are derived. by applying the reverberation method, the displacement and the resultant forces of the shell in the phase space are expressed. then the transient waves in the finite orthotropic cylindrical shell subjected to the axisymmetric impact are obtained by using inverse laplace transforms. furthermore, the transient solutions are decomposed to the generalized ray integrals and computed numerically

    分析了計及剪切變形和轉動慣性的有限長正交異性圓柱殼中彈性瞬態波的傳播問題,採用回傳矩陣法,在相空間中給出了位移和內力的表達式。再利用laplace逆變換,得到正交異性圓柱殼受軸對稱沖擊作用時彈性瞬態波解,然後將其分解為若干廣義射線積分之和,並用數值方法求解之。
  2. The effect of compound casting technology and compound modification on the properties of high speed steel roll collar was studied. the results showed that compound high speed steel roll collar with high and even hardness and good bond between outer and inner layers could be gained when the modified colbalt free high speed steel in outer layer and nodular iron inner layer in connection with appropriate rotational speed of centrifugal machine, pertinent pouring interval between two kinds of the melt and moderate pouring temperature as well as surface induction heat treatment were chosen. it is indicated in industrial use that the service life of compound roll collar is higher by 5 times than that of high chromium cast iron collar

    研究了離心復合鑄造工藝和復合變質處理對高速鋼輥環性能的影響,結果表明,選用變質高碳無鈷高速鋼作外層,用球鐵作內層,選擇合適的離心機轉速、兩種金屬熔液澆注間隔時間和澆注溫度,結合採用表面感應熱處理工藝,可獲得硬度高、均勻性好、內外層結合良好的高速鋼復合輥環,用於工業生產其使用壽命比高鉻鑄鐵輥環提高5倍以上。
  3. The study has completed the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use it is a variable frequency adjustable speed system with a open - loop control of rotational speed, which consists of voltage - controlled oscillator circulating assign device inverter circuit and two - phase induction motor a accurate mathematical model is set based on the whole system, and simulator program of dynamic and steady condition is established, which is used to calculate the dynamic and steady performance by kron and symmetrical coordinate converter by simulator calculation and experimental research with specific parameter of the system, a comparison is made between predicted and experimental characteristics, experimental measurements are shown to compare closely with corresponding theoretical result it is compared with some variable frequency adjus table speed system comprising inverter and single - phase induction motor from the system efficiency torque pulsation and the effect of two - phase inverter capacitance based on the conclusion, harmonic cancellation pulse width modulation control of a two - phase inverter - fed induction - motor drive system is researched, which cancelled the low harmonic and improve the system performance

    通過對電機的kron變換和對稱分量變換,建立了系統較精確的數學模型,編制了系統動態及穩態運行的模擬計算程序分別計算系統的動態和穩態性能。通過對系統的具體參數進行了模擬運算和實驗研究,實驗和模擬結果進行比較,說明實驗和理論較為一致,並從系統效率、轉矩脈動及兩相逆變器電容的影響等方面與各種逆變器和單相異步電動機組成的變頻調速系統加以比較。在此基礎上,對兩相逆變器供電-異步電動機系統使用諧波抑制pwm控制進行了研究,由於減少了低次諧波,改善了系統性能。
  4. The present findings of nonlinear research in frame structures, and the methods for design of second - order effect in the codes from china and other countries, were briefly introduced in this paper. the contents and methods of design and calculating about second - order effect in gb50017 - 2003 were discussed as well. a rotational displacement equation for geometric nonlinear structures was derived, and then a nonlinear finite element program for rigid frames was compiled by fortran

    本文簡要地介紹了框架結構非線性研究的現狀以及各國規范對框架二階效應的設計內容和方法;對我國《鋼結構設計規范》 gb50017 - 2003給出的考慮框架結構二階效應的方法進行了探討;推導了基於幾何非線性框架的轉角位移方程,在此理論基礎上用fortran語言編制了剛性框架二階內力分析的有限元計算程序,並用此結構分析程序對多種框架進行了一階和二階的彈性分析,討論了二階效應在框架分析中不應忽略的原因,同時分析了影響框架二階效應的因素。
  5. 4. we attempted to carry out the experiment of co a3 ( v = 18 ) / d1 ( v = 10 ) collision with he in a static cell using oodr - mpi technique for the preparation of doing experiment in a molecular beam machine. in the experiment of 2 + 1 ' + 1 " two - color rempi, we conformed the accidental predissociation of co ( e1, v = l ) state, and studied the effect of the accidental predissociation of co ( e1, v = 1 ) state for different rotational states

    4 .為了在分子束實驗條件下進行實驗,用光學一光學雙共振多光子電離光譜( oonr一mpi )的方法,在靜態池條件下,對較長壽命的eo ( a 』 n , v = 18 ) / ( d 』 , v = 10 )單重態一三重態之間的碰撞傳能實驗進行了嘗試。
  6. This paper presents the trajectory planning of five - bar hybrid driven mechanism based on inverse kinematic theory and spline interpolation function, analyses the effect of rotational speed of real time non - adjustable motor on the acceleration of the manipulator end point and real time adjustable motor, and then derives the mathematic relationship between them

    摘要運用逆運動學原理和樣條函數給出了混合驅動五桿機構的軌跡規劃方法,並討論了常速電機的轉速末端執行器和伺服電機加速度的影響,得出了他們之間的數學關系式。
  7. Ar n2 ) are exhibited. we obtain the complete information and a whole microscopic picture of the intermolecular actions and relative motions of these complexes. all observed bands are rationally assigned by isotope effect and calculated at the internal rotational levels and external vibrational levels are obtained

    由理論計算和同位素效應對光譜的分析作了合理的歸屬,獲得了復合物c _ 6h _ 5ch _ 3 … n _ 2 、 ar的分子間相對振動模式和內轉動的能級躍遷完整信息。
  8. Due to the presence of accidental predissociation as well as competition between dissociation and ionization ), the accurate measurement of collisional rotational energy transfer with the interference effect became very difficult

    由於在實驗中發現偶然預解離,解離和電離的競爭對實驗的影響很大,較難在此條件下觀察轉動傳能中的量子干涉效應。
  9. The actuators are nozzle vetor controller, rotational measuring valve controller and vane controller. the smart actuators are capable of data collection, self - calibration, power - on self - test and local close - loop control, etc. a simplified mathematical model for the vector nozzle is constructed, and the relationship between the state of vector nozzle and actuator cylinders ’ position is obtained. the effect of the position controller is tested

    實現了智能執行機構的數據採集、自校準、上電自檢測和局部閉環控制等功能,建立了矢量噴口實驗件的簡化數學模型,推導了矢量噴口狀態和作動筒位置之間的關系,並在含實物平臺上對位置控制器的效果進行了實驗驗證。
  10. Using orthogonal projective analytic method, the simplified formula of imv was deduced, ignoring the effect of aircraft ' s initial rotational angle, presuming the angle is zero

    利用正交投影解析法推導像移速度公式,忽略了飛機的姿態角的變化,認為飛機的姿態角為零,所以它是簡化的像移速度公式。
  11. The simplified formula of image motion velocity ( imv ) is usually introduced in engineering. the formula ignores the effect of aircraft ' s initial rotational angle, which will necessarily bring on the error of imc

    像移補償在工程實現時,經常採用簡化的像移速度公式。忽略了飛機初始姿態角的影響,這就必然帶來補償后的像移誤差。
  12. Analyses the related problems in application of variable frequency pumps, including the characteristics of variable frequency pump, the control range of minimum rotational speed, the energy saving effect of different control strategies and the control of parallel connection work of variable frequency pump and constant speed pump

    摘要分析了變頻調速水泵應用中的相關問題,包括變頻泵的特性、最小轉速的控制范圍、不同控制方式的節能效果、變頻泵與定速泵並聯運行時的控制等。
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