friction torque 中文意思是什麼

friction torque 解釋
摩擦力矩
  • friction : n. 1. 摩擦，阻力。2. 傾軋，沖突，不和 （between）。3. 擦熱皮膚。
  • torque : n. 1. （古代條頓人、高盧人戴的）金絲項圈。2. 【物理學】扭（力）矩，轉（力）矩。
  1. The counterrotation reduces the net friction torque.

    反向旋轉減少了凈摩擦力。
  2. 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。
  3. Description ： spectrum analysis of the motor torque friction

    描述：摩擦扭矩頻譜分析。
  4. The measurement of the friction moment and motor torque wave verifies that the stribeck friction model is accurate and the wave is periodic

    進行了摩擦力矩和電機波動力矩的實驗測試，實驗驗證了非線性摩擦模型的準確可靠性，電機力矩波動的周期性。
  5. 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。
  6. 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。
  7. 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。
  8. In an in - wheel - motor drive vehicle the tire - road friction coefficient is observed by means of drive torque, which can be acquired accurately and controlled easily

    摘要路面附著系數是影響車輛行駛安全性的重要因素，利用輪邊驅動電動汽車驅動力矩可以對路面利用附著系數進行觀測。
  9. Description : static friction torque vs. speed curve during the deceleration phase

    描述：馬達在減速階段的靜摩擦扭矩。
  10. 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。
  11. Pivoting friction torque

    轉動摩擦力矩
  12. It has been derived the design equation, the engaging condition and the formula of overriding friction torque. this has laid an important theoretical foundation for further reliability optimum design. then we can make the clutch have small size, light weight, less friction, flexibility of overrunning in opposite direction and smooth joint at high speed

    本文吸收了機械操縱式超越彈簧離合器的優點，在結構上進行了新的設計，在理論研究上進行了新的探索，推導出了設計方程、自激接合條件和超越摩擦力矩計算式，為進一步採用可靠性優化設計奠定了重要的理論基礎，使設計的離合器尺寸小、重量輕、摩擦損失小，反向超越靈活，在高速下接合平穩，並通過實驗驗證，說明其理論分析是正確的。
  13. In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards

    論文第三章針對組成系統的各個模塊進行了機理建模，並且通過matlab軟體中的simulink圖形化模擬環境進行了本課題系統的模擬研究，主要針對影響系統特性的主要參數變化，動態分析系統的輸出特性，在上下行工況中，分析了電機軸系粘性阻尼系數、軸系摩擦力矩、主迴路蓄能器迴路液壓泵馬達內泄漏系數、蓄能器氣體容積、液壓缸柱塞粘性阻尼摩擦系數以及不同運行樓層工況等參數對系統特性的影響；最後對軸向柱塞泵馬達的流量壓力脈動對電梯轎廂速度的影響和蓄能器內油液體積損失機理進行了理論研究。
  14. The step friction torque is the main source for the stabilization error

    這種干擾力矩是對穩定誤差影響最大的因素。
  15. 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。
  16. But the analysis also shows that when the friction torque exerted on the stepper motor becomes large to some extend the motor of the mirror may stop rotation

    模擬分析也同時表明干摩擦負載轉矩變大有可能使紅外相機掃描步進電機停轉。
  17. Abstract : the contraction self - energizing overrunning spring clutch is a new type of overrunning clutch. based on the analysis of forces, the calculating formula of overriding friction torque is derived, it laid down a foundation for design and application of this kind of new clutch

    文摘:收縮式自激超越彈簧離合器是一種新型離合器，在對其進行受力分析的基礎上，推導出超越時摩擦力矩計算式，為該種離合器的設計與應用奠定基礎。
  18. Correlation analysis is made and good positive correlation is found between aam and sst of nino iii section. positive correlation is also found between aam and mountain torque, while negative correlation between aam and friction torque

    相關分析表明角動量與尼諾三區海溫存在很好的正相關，角動量與山脈、摩擦力矩間分別為正、負相關。
  19. The above work gives a quite complete and systematic analysis of the aam balance in a long time, including climatic and anomalous characteristics, and links the aam and its transportation, earth - atmosphere angular momentum exchange ( mountain torque and friction torque ) with lod and sst. the intimate link is confirmed between aam and lod, el nino

    以上工作對一個較長時間內的大氣角動量平衡各個方面進行了較完整系統的分析，包括多年平均和異常特徵分析，並將角動量及其輸送、地氣系統角動量交換（摩擦和山脈力矩）與日長、尼諾三區海溫相聯系，證實了大氣角動量與地球自轉變化、厄爾尼諾事件間的密切聯系。
  20. Study on friction torque characteristics of flow distribution shaft

    油水兩相乳化液流動特性的實驗研究
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