運動摩擦 的英文怎麼說
中文拼音 [yùndòngmócā]
運動摩擦
英文
dynamical friction-
Orbit non - friction ball valve is a new type of valve and realizes non - friction switching and metal pressurization of the valve by cam mechanism. this paper researches the design of orbit non - friction ball valve mechanism and its computer aided design. the main work and the result are as follows : the author puts forward the kinetic analysis method of orbit non - friction ball valve, analyses the track and motion space of the conglobulation for switching etc, and brings forward rule of its configuration design, designs its assembling body and all the part
本論文對軌道式無摩擦球閥機構設計及計算機輔助設計系統進行了研究，取得了以下幾方面的成果：提出了軌道式無摩擦球閥的運動和動力分析方法，完成了球閥啟閉運動軌跡、球體運動空間以及主要零部件的受力等分析，進一步提出了球閥結構設計的準則，完成了球閥裝配件及所有零部件圖的設計。Functioning of and interfaces among propulsion, friction brake, and train - borne master control on rail rapid transit vehicles
在推動裝置，摩擦閘和鐵路快速運輸車輛的火車上主控裝置之間的介面和功能Frictional forces may also act when there is no relative motion.
在無相對運動的情況下，也可以有摩擦力的作用。Solving tensive problem of belt conveyor with friction drive theroy
運用摩擦傳動理論解決膠帶輸送機張力問題The dynamics model is made up to numerically study the movement caused by the friction drive principle. then, the movement is divided into basic vibration state and micro vibration when the state changes according to the simulation to demonstrate the cause of the movement of friction drive
在實現模擬的基礎上，利用非線性振動力學，將摩擦力驅動原理的驅動過程劃分為基本振動與狀態切換非穩定振動階段，論證了微操作球出現的典型運動現象產生原因。In the end, the stability is discussed under the coulomb friction model, getting the normal force compensation method and the additive vibration control method, which are to stabilize the friction drive system to realize the controllability and stability, which is simple to realize in the micro manipulator
並通過對coulomb摩擦模型的穩定性討論，得出正壓力補償控製法，即以穩定摩擦力驅動摩擦振子實現微操作手運動的可控性及穩定性的方法分析。通過數值方法驗證正壓力補償控製法的適用性，為微操作器的運動控制提出可行方法。The drive principle of the spherical manipulator based on friction is studied, and simplified to be a two - mass oscillator model, though which the dynamics characters, optimization, frequency respond, and the control strategy is studied. firstly, based on the former experiment, the investigation is on the dynamic characters of the friction drive principle
論文將對球基微操器的摩擦力驅動原理做深入分析，將其簡化為二元摩擦振子模型，通過對二元摩擦振子性質的討論，對應用摩擦力驅動原理的球基微操作器的運動狀態，動力學特徵，優化設計，頻響問題以及控制方式進行深入分析。Only on the condition that the friction moment of bearings is far smaller than inertial gyro - moment, the motion for the single - degree - offreedom gyrocompass will be obtained
這一力矩極小，只有當摩擦力矩遠遠小於它時才能實現陀螺羅盤儀的運動。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。In fact, it ca n ' t be avoided for all motional mechanisms
摩擦問題對于所有運動機構來說都是不可迴避的。In the present dissertation, friction - induced noises emitted by a flat specimen rubbing against another flat specimen or a ball specimen under reciprocating sliding are studied. the detailed observation of the scars is conducted by means of a scanning electrical microscope ( sem ), laser scanning microscope ( lsm ), optical microscope and profilometer. the dynamic state variables are analyzed in detail using the discrete wavelet transform
使用電子掃描顯微鏡（ sem ） 、激光掃描顯微鏡（ lsm ） 、光學顯微鏡和表面輪廓測量儀等設備對摩擦噪聲發生的區域進行了詳細的觀察和分析，運用小波變換技術對摩擦噪聲狀態下的動力學變量進行了深層次的研究，應用matlab simulink語言對摩擦系統進行了振動動力學模擬，系統地研究了摩擦噪聲的形成機理。7. no parts and components or complete power unit warranty will be delivered if gear shaft seize, cylinder scraping or moving friction pad are seriously worn out, resulting in damaging relevant parts or complete power unit, due to lack of oil insufficient engine oil or failure of engine oil or improper use of engine oil following engine instruction
因缺油機油量不足機油失效或未按發動機使用說明書規定牌號使用機油，導致咬軸抱軸拉缸或各運動摩擦付嚴重磨損，而損壞相關零部件或導致整機毀壞的，相關零部件或整機不給予保修。The friction is low and can move freely both in redial and in axial directions, and the bearing is in high precision
產品具有摩擦系數低，軸向、徑向都能運動的特點，依靠滾動摩擦，實現無間隙裝配，保證了使用精度。Air - cushion conveyer is a new type uninterrupted transfer equipment, utilizing spiral - slot in the air chamber as a replacement for bracket. the cushion supports the convey belt, converting slide friction between the belt and the bracket into slide friction between the belt and the cushion
它用氣室盤槽替換托輥，以氣墊支承輸送帶，變輸送帶與托輥間的滾動摩擦為輸送帶與氣墊間的滑動摩擦，具有運行平穩、耗能小、維修方便等優點。With the development of automobile industry and road transportation ， the traffic accidents happen every day in the world and become a serious society problem the vehicle collision accidents are over 2 / 3 times as much as all traffic accidents they cause a large amount of social infuence and serious economic loss therefore ， it is urgent to study vehicle collision accidents comprehensively and systematically ， and the research also is the academic foundation to analyze and deal with traffic accident it is difficult to authenticate car velocity after traffic accident to dig over locate witness is right way mechanics is avaid tool in this field it is important to establish math model and this is precondition to calculate vehicle velocity firstly on the basis of summarizing the research results ， this paper deeply discusses the calculating model to analyze the instantaneous motion state in the vehicle collision, the interrelation among the every moving mechanics parameters in the every phase of the collision secondly ， according to the collinear collision and two - dimension collision and the restitution coefficient ， the paper estabishesthe post collision movement models it proves that these models are correct and valid thirdly ， this paper try to research reconstruction of road traffic accident and put forward the method on it
對交通事故的科學分析應是建立在正確的數學模型與計算機模擬技術基礎上的定量分析，其基本條件就是要有能正確描述事故過程中汽車狀態的數學模型，只有建立正確的數學模型，才能較準確地推定事故車輛的碰撞速度。所以建立正確地車輛碰撞模型和運動模型正是汽車事故再現的關鍵問題。本文首先在總結前人研究的基礎上，深入地研究汽車碰撞理論，分析了車對車碰撞作用瞬間狀態的計算模型及碰撞恢復系數與碰撞前、后速度的關系；其次，根據交通事故中最普遍的一維和二維碰撞的不同情況，採用恢復系數和滑動摩擦系數等概念，分別建立了碰撞后車輛動力學模型；第三，對汽車碰撞事故再現進行了初步研究，確定了車對車碰撞事故模擬計算和反推計算方法，並給出相應的模擬程序流程圖。On the basis of utilizing geometric conversion and modification principle of spur and helical gears, the mathematical model for geometric parameters and modification of overlapping coefficients of gear was established, and the calculation method of sliding frictional coefficients under elasto - hydrodynamic lubrication state was introduced, thus let the calculation method of meshing efficiency of gears be more coinciding with the practical application
在運用直、斜齒輪幾何換算和變位原理的基礎上，建立齒輪的幾何參數和重迭系數修正的數學模型，介紹了彈流潤清狀態滑動摩擦因數的計算方法，從而使齒輪嚙合效率計算方法與實際應用更吻合。Based on the tribology theory, the experiment method of the scuffing load capacity of worm gear oil was studied in this paper by means of the large number of groping evaluation experiments, and based on the test results of worm gear drive lubricated by 15 types oils and the surface analysis of worm gear after the experiments, the effect of oils and additives on anti - scuffing load capacity of worm gear pair was studied. the results show that the experimental method of the scuffing load capacity of worm gear oil has a good repeatability and distinguishability
本文運用摩擦學理論，通過進行大量的臺架評定探索性試驗，研究開發出蝸輪蝸桿油膠合承載能力臺架評定試驗方法，並在此基礎上進行15種不同配方的蝸輪蝸桿油的膠合承載能力臺架評定試驗和試驗后蝸輪齒面的表面能譜分析，以考察潤滑油、添加劑對蝸桿傳動膠合承載能力的影響結果。As well known the shock absorber is a key part of auto & motorcycle that is easy to be failure. the guide bushing & piston rod is also easy to fail mostly in the shock absorber. therefore it is very important practical and theoretical meaning to study friction & wear mechanism during this reciprocating movement
減振器是汽車、摩托車中一個關鍵的易損零部件，主要是內部導向套?活塞桿這對往復運動摩擦副的失效導致，因此研究此類型往復運動的摩擦磨損機理具有十分重要的實際意義和理論意義。I s mie - nature turf cause less brush - burn and hay fever
德國保濕空心草能保證不產生運動摩擦傷害和熱灼傷嗎？Based on these preliminary studies, a down flow tube reactor of biomass pyrolysis was designed, fabricated and modified. ceramic balls were used as the heat carrier in the reactor to heat up the biomass with very high heating rate at moderate temperature
對陶瓷顆粒的力學性能、陶瓷顆粒和玉米秸稈粉的混合堆密度、陶瓷顆粒和玉米秸稈粉混合物沿斜滑道的滑動摩擦及其運動狀態進行了研究，從而為熱解液化裝置相關設備的設計提供了設計依據。分享友人