摩擦轉矩 的英文怎麼說
中文拼音 [mócāzhuǎnjǔ]
摩擦轉矩
英文
friction torque-
Being a sort of new principle micromotor in the fronitier of science. the ultrosonic motor ( usm ) is developed at recently twenty years. utilizing the stator surface particle elliptical motion excited by piezoceeramics, the usm is drived by friction force between the stator and rotor. compared with the conventional electromagnetic motor, the ultrasonic motor has the following features : high speed, high holding torque when power is off and so on. because of it ' s characteristics, the ultrasonic motor has obtained some widespread application in robots, precise instrument, house electronical appliance, sapceecraft automobile and micromechanism
超聲波電機（ ultrasonicmotor ）是近二十年來發展起來的一種新原理電機，其原理不同於傳統的電磁型電機，它是利用壓電陶瓷的逆壓電效應使定子的表面質點產生橢圓運動，通過定子和轉子之間的摩擦力驅動轉子運動。這種新型的電機與傳統電磁電機相比，具有響應快、不受電磁干擾、結構緊湊、低速、大扭矩、斷電自鎖等優點，因而在微型機械、機器人、精密儀器、家用電器、航天器、汽車等方面顯示出廣泛的應用前景。On the basic theory of transfer heat, tribology of rolling bearings and rotor dynamics, taking gdz48a electrospindle as an example, the paper puts forward the spindle bearing ' s quasi - dynamics analysis model with the influences of the friction heat and preloadings analyzes the friction moment, velocities, contact loads, friction heat and stiffness and studies the influences of the friction heat, structure and application parameters on the speed and dynamics
本文以傳熱學、滾動軸承摩擦學和轉子動力學為理論基礎，以gdz48a型電主軸為例，建立了考慮摩擦熱和預緊方式影響的主軸軸承擬動力學分析模型，分析了軸承的摩擦力矩、運動、載荷和剛度，研究了軸承的熱特性、設計和應用參數對速度和動力學性能的影響，並進行了試驗驗證。Taking the 718 model gimble as an object, the paper focuses on the influences of the nonlinear friction moment and the motor torque wave to the system ' precision at low speed first, then, makes the theoretical analysis and simulation. the experimental verification is carried out in the 718 model for the effectiveness and feasibility of the discussed compensation methods. the low speed properties and the main reasons for the jitter are analysed
本文以718模型轉臺為研究對象，針對伺服系統低速工作時影響其精度的非線性摩擦力矩、電機波動力矩，從理論上進行了一系列的分析和模擬研究，討論了低速補償方法，並在718模型轉臺伺服控制系統中實驗驗證了補償方法的可行性和有效性。So. the low speed jitter problem has been the central task in the servo system research. the improvement of the working precision at low speed is hindered by the disturbances of the friction moment and the motor torque wave, while the decrease of the disturbances is restricted by the making technology. for the reason, the research of the low speed properties and corresponding compensation methods means a lot for the optoelectronic tracking system
轉臺伺服系統低速工作精度主要受到以摩擦力矩、電機波動力矩為主的擾動力矩的影響，而摩擦力矩、電機波動力矩的減小又受到轉臺製造工藝水平的限制，所以，轉臺伺服系統的低速特性以及抖動補償研究，對結構簡單、性能優良的精密光電跟蹤系統的研製，具有相當重要的意義。Friction resistance moment slewing ring
回轉支承裝置的摩擦阻力矩Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed
本文在總結和分析了一個世紀以來有關曲線管道流動和換熱特性的研究成果的基礎上，以旋轉正交曲線坐標系統下的多參數旋轉螺旋管道中的對流傳熱為物理模型，通過攝動方法和有限體積法，首次對各種截面（圓截面、橢圓截面、環形截面、矩形截面）旋轉曲線管道內充分發展流動的流動結構和傳熱特性（包括耦合對流傳熱特性）以及旋轉曲線管道開口段發展流動的流動結構和換熱特性進行了系統的數值模擬和理論分析，詳細討論了各種無量綱參數對管道內軸向速度分佈、二次流結構、溫度分佈、壁面摩擦力、摩擦系數比以及管道nusselt數的影響，獲得了若干創新性成果。Dld clutches are singledisc clutches for dry operation, without sliping the coil not rotating. high transmitting torque, quick response and no drag torque
Dld系列系無滑環乾式、通電型工作的單片電磁離合器，線圈不旋轉，一個摩擦副，結構緊湊，傳遞力矩大，響應迅速，無空載損耗。Dld2 clutches are singledisc clutches for dry operation, without sliping the coil not rotating. high transmitting torque, quick response and no drag torque
Dld2系列系無滑環乾式，通電型工作的單片電磁離合器，線圈不旋轉，一個摩擦付，結構緊湊，傳遞力矩大，響應迅速，無空載損耗。A method is provided to measure the friction parameters of the bed. the maximum friction torque, coulomb friction torque, viscous friction coefficient and moment of inertia can be gotten by fitting the free reduced rate curve of the gimbals and measuring the motor current when the motor begins to rotate
提出了一種測量轉臺摩擦特性的方法，通過對轉臺在無外推力作用下的速度衰減曲線的擬合以及電機啟動過程電流和轉速的測量，可以得到最大靜摩擦力矩、庫侖摩擦力矩、粘滯摩擦系數及轉動慣量。The experiment and simulation results show that the stabilization error peak is caused by the step friction torque when the disturbance changes its direction
實驗和模擬顯示轉臺穩定誤差在擾動換向時的「尖峰」由轉臺轉軸的靜摩擦階躍干擾力矩產生。Pivoting friction torque
轉動摩擦力矩The moment distribution principle of differential with regard to condition of frictinal moment of partial gear
考慮半軸齒輪摩擦力矩條件下的差速器轉矩分配原理Analysis of the side bearing friction resistance moment on sw - 160 passenger car bogies
160型客車轉向架旁承摩擦阻力矩分析Through the study with non - linearity friction on simulation model of the stabilized system, in theory the analysis of the angular acceleration loop ' s contribution is given. in testing platform, the measure devices of angular acceleration and velocity constitute the double loops, they are angular acceleration loop and angular velocity loop. and this experiment gives the proof that the angular acceleration loop could eliminate the errors which are taken by the motor ' s reversing
最後，本文在理論上分析角加速度環對隔離度的貢獻；通過對含有非線性摩擦力矩的平臺穩定系統模擬模型的研究，從理論上驗證角加速度環具有克服摩擦力矩的能力；在實驗轉臺上加入由線加速度計構成的角加速度測量裝置，並與測速機構成角加速度環、角速度環雙環結構，驗證了角加速度環對電機換向誤差的消除作用。Simulation system of a single axis stabilized turntable system shows that the peak of the stabilization error is caused by the step friction disturbance torque
針對一個單軸穩定轉臺進行的模擬和實驗結果表明，在擾動換向時產生的穩定誤差尖峰由擾動換向時的階躍摩擦乾擾力矩產生。Firstly, under the assumption that the output driving torque generated by the stepper motor of the mirror is constant, such influence analysis is conducted. secondly, a mathematic model of the stepper motor is given. under the assumtion that the input impulse frequence is constant, the rotational motion of the stepper motor of the mirror with the mutual exertions of damping torque, friction torque and disturbance torque generated by satellite platform ' s attitude motion is simulated and analyzed
對衛星平臺姿態振動對紅外相機掃描機構轉動的影響進行了系統深入的模擬分析:首先在步進電機驅動力矩一定條件下，模擬分析了星體姿態運動干擾力矩對紅外相機掃描鏡轉動的影響;接著建立了步進電機的數學模型，在步進電機輸入脈沖頻率一定條件下，模擬分析了步進電機在阻尼力矩、干摩擦力矩、平臺干擾力矩等負載轉矩的共同作用下的轉動情況。The paper research a predominant variable torque clutch ? hyperboloid clutch with rollers. the clutch makes convert mutually between force and torque reality to control transmission with special geometry relation and friction transmission. it is satisfy with the request of modern industry
本文所研究的是一種性能優越的可變扭矩加載器?雙曲面滾柱加載器，利用加載器接觸表面特殊幾何關系，通過接觸表面的摩擦傳動，實現軸向力與轉矩之間的相互轉換，從而達到控制制動和傳遞動力的目的，可滿足現代工業對加載裝置的要求。A method of measuring the friction parameters of stabilized turntable driven by torque motor is proposed
摘要提出一種測量由力矩電機驅動的穩定轉臺摩擦參數的方法。In this paper, taking thewh20s flight simulator as research object, application of variable structure control for flight simulator is discussed. first, based of researching the flight simulator ’ s control system, and the problems in the flight simulator ’ s low - speed performance, continuous time variable structure control is researched. then, the paper analyses the non - linear factors ’ effect especially the friction factor ’ s effect to the flight simulator
首先在分析轉臺的控制系統以及轉臺在低速時存在問題的基礎上，研究了連續時間系統的變結構控制，分析了非線性因素特別是摩擦力矩對轉臺的影響，並對lugre摩擦模型做了研究，繼而將pid與變結構控制結合起來進行了研究，在模擬的基礎上應用於wh20s轉臺的實際控制系統，取得了較好的效果。Small open torque, seat almost without attrition and long serving life
開啟力矩小，密封副無摩擦轉動，閥門使用壽命長。分享友人