轉矩指數 的英文怎麼說
中文拼音 [zhuǎnjǔzhǐshǔ]
轉矩指數
英文
torque index-
The paper proceeds from the transient equation for voltage and torque, analyze the electromechanic time constant of permanent - magnet dc servomotors based on the theory, and compare with the several testing methods which are used normal in the engineering, point out the difference and applying area also for the testing error which is led to possibly
摘要為了準確評價伺服電動機的動態性能指標，從電機的電壓、轉矩平衡方程式出發，在理論上對永磁直流伺服電動機的時間常數進行了分析探討，並對工程實際中常用的幾種測試方法進行分析和比較，指出其差別和適用范圍以及可能造成的測試誤差。This paper studies the calculation methods of shipping shaft torsional vibration using holzer method, and put great emphasis on to study the basic process of calculation of shipping shaft torsional vibration and software designed, specially in the relation between the average indicate pressure and coefficient, between vector and coefficient proceeds and so on for deep into with the detailed discussion and research, rectified the some mistake, here foundation top, developed the new software of shipping shaft torsional vibration calculation
本文以霍爾茨（ holzer ）法作為船舶軸系扭轉計算的計算方法，著重研究了船舶軸系扭轉計算的基本過程和程序設計，特別對影響船舶軸系扭轉的幾個關鍵因素?平均指示壓力與簡諧系數的關系、干擾力矩與簡諧系數的計算與相互關系等進行較為深入和詳細的討論與研究，糾正了以往有關船舶軸系扭轉計算的一些錯誤。Introduced working state real time monitoring and testing, fault diagnosis system and its key instrument, including the working principle of torsion, axial force, rotary speed as a whole sensor, the main parameter index of oil well using progressing cavity pump
介紹了螺桿泵採油系統工況實時監測與故障診斷系統及其核心儀器：扭矩、軸向力、轉速一體化傳感器工作原理、主要參數指標。Abstract : introduced working state real time monitoring and testing, fault diagnosis system and its key instrument, including the working principle of torsion, axial force, rotary speed as a whole sensor, the main parameter index of oil well using progressing cavity pump
文摘:介紹了螺桿泵採油系統工況實時監測與故障診斷系統及其核心儀器：扭矩、軸向力、轉速一體化傳感器工作原理、主要參數指標。It is showed that the torque ripple is not only connected with the phase currents, but also with the other factors, such as the instantaneous phase emf ' s in the case of commutation, the angle of commutation and the parameters of the windings
從一個新的角度分析了繞組換相引起轉矩波動的原因，指出換相轉矩波動不僅與電機繞組電流有關，還與換相時相繞組感生電勢瞬時值、換相位置角、繞組參數等因素有關。It analyses the causes to bright image movement, studies principle to compensate image movement, conforms project to compensate image movement, and designs framework to compensate image movement in the article ; to analyze and design configuration of the scanning mirror, to select matters of mirror and its support structures on the principle of consistent line expansion coefficient ; to ascertain type of moment electromotor by most rotating angle speed and most rotating moment which are required by loads in the period to take pictures, as well as by figuration size of electromotor ; to design retarder according as the electromotor parameters ; to design and optimize lightweighted mirror shapes, because the mirror is key part ; to design flexure support structure, to analyze static and dynamic characteristics of the support structure by name of patran program for validating desig n rationality ; to study function of the scanning mirror electric control system ; to test precision of the system, the results indicate the rationality of design of the scanning mirror system
本文通過分析像移產生原因、研究像移補償原理，確定像移補償方案，並根據像移補償原理設計補償機構；分析與設計掃描反射鏡系統結構，根據材料線膨脹系數一致原則，選擇反射鏡及其背部支撐的材料；由掃描反射鏡在擺掃周期內的最大擺掃角速度確定力矩電機的額定轉速，根據負載力矩確定電機的額定轉距，綜合電機外型尺寸等因素，確定執行元件? ?電機的型號；根據所選電機的參數指標，設計1 ： 6速比的減速器；利用patran軟體對掃描反射鏡系統中的關鍵件? ?反射鏡進行輕量化設計與優化；設計反射鏡柔性支撐結構，並通過軟體分析支撐結構的力學特性，驗證反射鏡柔性支撐結構設計的合理性；從原理上研究掃描反射鏡控制系統功能；進行系統精度測試，測試結果表明掃描反射鏡系統設計的合理性。With limited disturbances considered, sliding mode control is used to design the controller, which ensures the sliding mode to be exponentially converged and the sliding manifold to be reached in limited time from any initial states. and an adaptive law is designed for the unknown inertia matrix
使用魯棒性較強的滑模控制方法設計了控制律：滑動模態是指數收斂的；在有界干擾力矩存在時，任意初始狀態都可以在有限的時間內收斂到滑動平面；對于轉動慣量未知的情形，設計了自適應律，趨近模態是漸近收斂的。All these changes, which are of importance to subsynchronous oscillation analysis, cannot be described with the quasi steady state ( qss ) model any more. therefore, the deficiency of qss - model - based eigenvalue method is pointed out and a novel method named complex torque coefficient - test signal method is adopted to analyze the subsynchronous oscillation caused by hvdc or facts devices
基於此，指出了採用準穩態模型進行hvdc系統次同步振蕩分析的局限性，並引入了分析hvdc或含有facts裝置的系統次同步振蕩問題的方法：復轉矩系數- - - -測試信號法。Transforms the specified array of 3 - d vectors normal using the specified matrix
使用指定的矩陣轉換三維法向量的指定的數組。Abstract : the safety of the safe coupling with elastic dowel pin and selection of its parameters are described in detail in combination with the project example, it is pointed out that good result can be obtained if it is applied in driving equipment of low speed and high torque
文摘:結合工程實例對彈性柱銷安全聯軸器的安全性及參數的選取作了詳細的闡述，指出其在低轉速、高轉矩的傳動設備中使用，可取得很好的效果。Using gyro measurements during periods of thruster firing, with thruster outputs, mass property identification is achieved through recursive least squares algorithms on the basis of the refined dynamics equation. the approach addresses the issue by segmenting the problem into two sub - problems which both allow closed form solution to reduce computation load
該方法利用衛星上的陀螺輸出和推力器控制指令作為演算法的輸入，在修正的衛星姿態動力學模型基礎上，推導了衛星質量特性在線辨識遞推最小二乘演算法，將質心位置和轉動慣量矩陣的辨識解耦以降低辨識演算法的維數，減少計算量。Finally, the results are compared with periodic and random chains. then we studied acoustic wave propagation in 1d quasiperiodic and aperiodic systems by means of he transfer matrix. transmission rate, reflection rate, energy flow, logarithmic energy flow, energy density and lyapunov exponent are computed numerically, and compared with periodic and random system
其次研究了聲波在幾種一維準周期和非周期系統中的傳播，通過轉移矩陣的方法，數值地得到了系統的傳播系數t _ n 、反射系數r _ n 、能流密度j _ n ，能量密度e _ n和lyapunov指數，給出了以上各量與傳播長度n以及頻率之間的關系，同時發現能流及能量密度都具有分形結構，並與周期和隨機系統的結果作了比較。Firstly, acoustic waves propagation in id quasi - periodic system is studied by means of the transfer matrix method. the transmission rate, reflection rate, energy flow, logarithmic energy flow, energy density and lyapunov exponent are obtained numerically. we explain all these parameters " relations with frequency and the size of system, and compare these p arameters with those o f periodic system. we find that these parameters are fractal in this quasi - period system
通過轉移矩陣的方法，數值地得到了系統的傳播系數t _ n 、反射系數r _ n ，能流密度j _ n 、能量密度e _ n 、李雅譜諾大指數_ n ，給出了以上各量與系統大小n以及頻率之間的關系，發現這些量存在著與周期系統不同的準周期性質，其能量會出現局域化現象，能流以及能量密度都具有分形結構，給出了相應的理論解釋。In this paper 5 function modek equivalent circuit model and p matrix representation of idt are expounded. the principle of energy transfer efficiency of energy transfer and frequency response of combinational acoustic pathes are also expounded
本論文闡述了叉指換能器的6函數模型、等效電路模型和p矩陣表示方法；耦合器能量轉移的原理、能量轉移效率；組合聲路的頻率響應。Secondly, the dynamic features, surplus torque and loading gradient features of ptss are analyzed by the couple model between the rudder and the eals. it can be concluded that the surplus torque is related directly to the velocity of the rudder, and the loading gradient is the disturbing inverse ratio from the surplus torque to the closed - loop model, which shows the scaling relationship between the input and the disturbance signal act on the eals. it also can be concluded that, under the same dynamic specification, it is more difficult to realize the small loading gradient
然後，採取把系統模型轉化為舵機和負載模擬器相互耦合作用的形式，對被動式力矩伺服系統動態特性、多餘力矩和加載梯度一一進行理論分析，得出:多餘力矩與舵機運動速度直接相關;加載梯度是在系統閉環模型中，與多餘力矩相關部分模型幅值大小成反比的系數，體現了被動式力矩伺服系統的指令信號和擾動信號之間的比值關系，從而在相同的動態指標下，小加載梯度實現更為困難。On the other hand, that risk matrix is analysised and the order of risk degree in every process is given by the way of principle component analyses. the process is found out whose risk degree is great, so this can point out a direction to those practical works. finally, there are some diagrams ( risks distributing ) and a few of advices ( the ways by which risks are evaded )
為便於對風險源進行定量的分析，本研究採用了基於模糊數學的基本方法，將風險源的風險等級轉化為可對其進行數值分析的模糊風險值；並應用主成分分析法，對風險矩陣進行了分析，對各個過程的風險度進行了排序；找出了風險度較大的過程，為更好地指導實際工作創造了條件。This paper first discusses how to use the simple transformation to realize the process of image rotation and gives its cost, then points out that the rotation of 2d image can be realized with three translation operations through decomposing matrix, and finally gives the possibility and superiority for using quaternions to substitute matrix in 3d space
本文先討論用簡單變換實現圖像旋轉的過程和代價，並指出通過矩陣分解可以將二維旋轉運算簡化為三次一維的平移運算，最後給出3d空間中使用四元數替換矩陣的可能性和優越性。It is inevitable to choose servo motors while designing a cnc tool machine or parts, except the power, torque and rotating speed of motor, rotary inertia is a important performance to be must considered, especially in the occasion of rapid and exact feed moving
摘要在數控機床及功能部件的設計中，選擇伺服電動機時除了要考慮它的功率、輸出轉矩和轉速等性能指標外，電機的慣量也是一個很重要的指標，尤其是應用於要求快速、準確定位的場合。Based on two periods of land use data obtained from the tm images of 1996 and 2004 through the man - computer interactive interpretation, the transfer matrix of land use and various indexes of eco - landscape are given
摘要通過人機交互解譯1996年和2004年tm影像得到2期土地利用數據，求得到土地利用轉移矩陣和各種生態環境景觀指數。分享友人