進動軸 的英文怎麼說
中文拼音 [jìndòngzhóu]
進動軸
英文
axis of precession-
And it has been shown that the faults mostly concern with the vehicle bearing. therefore, in the research of detecting and diagnosing the rolling bearing of the high - speed vehicle, there is of active current and theoretical significance
列車轉向架的軸承又是一個易出問題的地方,所以針對高速列車轉向架滾動軸承進行故障診斷方面有價值的研究,有著積極的理論和實際意義。The fractal theory application to fault diagnosis is tried in order to overcome the defec t of wavelet transform to nonlinear signal analysis and complicated machine diagnosis, including the concept, function and application about fractal dimension and the process of applying it to analyze the libration signal of rolling bearing and engine burning
針對小波變換分析復雜非線性機械繫統時表現出的力不從心,又嘗試探討了分形理論在故障診斷領域中的應用,討論了分形維數的概念、物理意義和應用,並通過滾動軸承和發動機燃燒振動信號的分析例示探討和展示了應用分形方法進行故障診斷的方法和過程。This article imtroduces adesign for a new style nonelastic element flexible c ouple r with good combinedcompensntion functions of axial, radial and anguladirection s. it s a mew idea designwith a simple and reasonable construction, lowpri ce and convenient maintenance. also it hasa super axial compensating ability compared with common couplers. the theory is that therotary force can be changed into lev eladvanced force. it has been proved that this couplerhas a good combined techn ique proprety and a higher rate between quality and price. itmust have cheerful prospects of application
設計了一種具有良好的軸向、徑向及角向綜合補償功能的新型無彈性元件撓性聯軸器.這種聯軸器構思新穎,結構簡單,容易加工製造,便於裝拆維修,具有一般聯軸器所不能實現的軸向超大補償能力.設計原理可引伸拓寬到將轉動動力轉變為直線推進動力的設計上.實踐證明,該聯軸器具有良好的綜合技術性能和較高的性能價格比,極具應用前景Precessing stars do radiate gravitational waves, but they ' re not the only ones. any asymmetry about the rotation axis will do
進動的星體確實會輻射引力波,但它們並非唯一的選擇。繞旋轉軸的任何不對稱都會導致引力波的產生。Through the above mentioned research on dynamic characteristics, some measures are proposed to control the dynamic balance of propel shaft, increase the transfer case shell rigidity and adjust motor power train suspension rigidity
本文提出了控制傳動軸動平衡、提高分動器殼體剛度、調整動力傳動總成支撐剛度等改進措施。By the result of these experiments, acoustic emission ( ae ) was chosen to use in the research. at the same time, we analyse the phenomenon of acoustic emission at the base of theory, the characteristic signal of acoustic emission which comes from the faulty bearing at the angle of application, and the expression of the characteristic signal. contrast was also made on the data achieved separately from vibrational signal and ae signal, and it is proved that ae is feasible and available to the diagnosis to the fault of the rolling bearing
主要工作有如下幾方面:對本段前期實驗室階段採用的振動法幅值域無量綱處理進行了分析,並研製了現場所使用的滾動軸承故障檢測裝置,將無量綱參數診斷法應用於段修現場,且做了大量試驗;對于現場試驗中所出現的問題進行了分析,提出將聲發射的方法用於軸承的在線故障診斷;從理論上分析了聲發射現象,從應用的角度分析故障軸承的聲發射信號的特徵以及聲發射信號特徵的表示方法,並在實驗室中,採用振動法和聲發射法實時檢測的實驗數據進行了對比和分析,證明了使用聲發射法對軸承故障檢測的可行性和有效性。Abstract : a new type cold frame is intruduced. the deformation of unsymmetry section steel after cooling is mainly eliminated by reversely curring it on line, ensuring the achievement of automation of meticulous repair. at the same time the disposing principle of equilibrium weight on the driving axis of cold frame drived by eccentric wheel was improved. the torsional moment of transmission shaft and power of electric motor are reduced by the method
文摘:介紹了一種新型冷床,通過在線對非對稱型鋼進行反向彎曲,基本上消除了非對稱型鋼冷卻后的變形,保證了精整工序自動化的實現.同時,提出了偏心輪驅動的冷床驅動軸上平衡重的配置原則.此方法可降低傳動軸上所受的扭矩,減少了電動機的功率In this paper, researches were made on diagnosing the rolling bearings on the freight in the high - speed freight train by using ae method : we analyse the the non - dimensional parameters diagnosis ( ndpd ) in time domain of vibration, which have been adopted in the lab
因此,滾動軸承的故障檢測一直是研究的熱點。本文對于高速行駛的鐵路貨車輪對滾動軸承的不分解檢測的聲發射檢測法進行了研究。Based on the tribological principle and the theory of contact mechanics, it is feasible to adopt curvature - changing structure in the rock - bit journal bearing system. the structure and coupling relationship of curvature - changing journal bearing under the condition without friction have been analyzed and three kinds of sub - form structure configurations, namely, the pseudo - curvature - changing structure, the conformable curvature - changing structure, and the clearance curvature - changing structure, been differentiated according to the contacting features. the shape optimization and pre - running - in regulations of the contact surface of curvature - changing journal bearing under friction condition have been established. the results of rock bit journal bearing test indicate that the tribological behavior of the bearing can be effectively improved by curvature change based on both designing and pre - running - in
基於摩擦學原理和接觸力學理論,提出了可在牙輪鉆頭滑動軸承中採用變曲率結構.在不考慮摩擦的情況下,就結構設計和配合關系等問題進行了分析討論,劃分了準變曲率、吻合變曲率以及間隙變曲率等3種結構形式;針對考慮摩擦時的變曲率結構,提出了接觸形狀優化和預磨合的實施方案.鉆頭軸承試驗結果表明,無論是預設計變曲率還是預磨合變曲率,都能改善軸承摩擦副的摩擦學特性,因而值得進一步研究和推廣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。Chapter 6, according to the certain motorcycle, it describes structural radiation yawp, rolling bearing, piston whack, yawp of matching gas of valve cam, gear mesh yawp, burning yawp and the yawp of exhaust and inhaust in details
第六章介紹了對具體摩托車的結構輻射噪聲、滾動軸承、活塞敲擊、氣門凸輪配氣機構噪聲、齒輪嚙合噪聲、燃燒噪聲、進、排氣噪聲進行了全面分析。In this paper, it ' s mainly discussed the electric turbine driving equipment needed by the 400 mw hydraulic power generators of the li - jia mountain to carry out the axis modifying when its checking and repairing
本文重點討論李家峽40萬kw水輪發電機組檢修安裝所需進行軸線調整用電動盤車裝置。At an early stage in the evolution of the high - speed diesel a variable timing device was introduced in the pump drive coupling, taking the form of a helically splined coupling by means of which the angular relation between driving and driven shafts could be varied by manual or automatic control
翻譯:在高速柴油機發展的早期,可變的正時裝置被引用到油泵驅動聯軸節上,採用螺旋式花鍵套管的形狀,驅動軸和從動軸之間的相對角度可以通過手動或自動控制進行改變。From the above it will be realised that fundamental difference between petrol and diesel engines is that in the petrol engine the source of heat for igniting the charge, namely an electric spark, is generated outside the engine, and is taken, as it were, into the waiting charge at the required instant
翻譯:在高速柴油機發展的早期,可變的正時裝置被引用到油泵驅動聯軸節上,採用螺旋式花鍵套管的形狀,驅動軸和從動軸之間的相對角度可以通過手動或自動控制進行改變。To further strengthen domestic and international industrial bearings and technological exchanges and cooperation, and speed up new products, new technology diffusion, bearing promote industrial development by the state department in charge of approval from beijing, china, organized by the society of mechanical engineering, jia century, the exhibition industry contracted out " 2006 beijing international bearing industry exhibition " in 2006 august 30 - 9 1 in the china international exhibition center
為了進一步加強國內外軸承工業的技術交流與合作,加快新產品新技術推廣,推動軸承工業的發展,經國家主管部門批準,由中國北京機械工程學會主辦北京世紀佳業展覽有限公司承辦的「 2006中國北京國際軸承工業展覽會」於2006年8月30日9月1日在北京中國國際展覽中心舉辦。Invest usd $ 900, 000 and import the citizen cnc lathe milling complex machine from japan. the traditional way of manufacturing is updated and the model accessory delicacy is upgraded as well
投資美金$ 900 , 000元引進citizan軸心式電腦車銑復合自動車床,改變傳統加工方式,使模具零配件精度更加提升。Based on two fault diagnosis instrument systems for rolling bearing and car, several diagnosis strategies using integrated intelligence have been brought forward. applied methods that fault feature is extracted from high frequency resonance signal have also been presented. many experiment results have shown the effectiveness of these methods
以滾動軸承和車輛故障診斷儀器系統為研究背景,提出了幾種集成智能故障診斷策略和從高頻共振信號中提取故障特徵的實用方法,並充分利用這些方法對滾動軸承和車輛的多種故障診斷進行了實驗研究,證明了這些診斷方法的有效性。Through teat of relative vibration, center - line and center orbit of the shaft during starting - up and carrying load process, the abrasion mechanism, radial disturbance, loading status, and self - centering capability etc. of the the failured bearing have been analysed, and measures for preventing damage of bearing shoes being put forward
摘要通過對機組起動及帶負荷過程中軸的相對振動、軸中心線、軸心軌跡的測試,對失效軸承的磨損機理、徑向擾動、承載狀況和軸承自調心能力等進行分析,提出了預防軸瓦損傷的措施。The development of the dynamic test - bed for fluid flow machine, one of the sub - projects within the " national 211 project ", can carry out the tests on the static and dynamic properties of not only both the hydraulic turbine units and water pump flits with the types of axial - flow, mixed - flow and inclined - flow, but also the centrifugal pump unit ; of which the testing process is automatically controlled by a pc with higher testing precision
摘要流體機械動態試驗臺是國家「 211工程」建設項目之一,可以進行軸流式(貫流式) 、混流式、斜流式水輪機組的靜特性、動特性試驗,也可以進行軸流式(貫流式) 、混流式、斜流式、離心式水泵機組的靜特性、動特性試驗,試驗過程由微型計算機自動控制,試驗精度高,操作方便、靈活。Guizhou qiannan slide bearing co., ltd. adopt the advanced management mode
貴州黔南滑動軸承有限責任公司採用先進的管理模式。分享友人