wheel-rail contact 中文意思是什麼

wheel-rail contact 解釋
輪軌接觸
  • wheel : n 1 輪,車輪;輪狀物。2 〈口語〉腳踏車;【造船】艙輪;(汽車的)方向盤,駕駛盤;(制陶)轉盤;紡...
  • rail : n 1 (圍欄等的)橫木,橫檔;(釘帽架等用的)橫條,欄桿,扶手;〈pl 〉圍欄。2 軌道;鋼軌;鐵路;〈...
  • contact : n 1 接觸;聯系;交涉。2 〈美國〉(有勢力的)熟人;門路。3 【數學】相切;【電學】接觸;觸頭;觸點...
  1. According to different research objectives, four kinds of vehicle dynamic models ( named from model a to model d ) and two types of train dynamic models ( model e and model f ) are established in this thesis. during the modeling process of the vehicle and train systems, nonlinearities arising from wheel / rail contact geometry, wheel / rail interactive forces and suspension characteristics are fully considered. the modeling methods about vestibule diaphragm, coupler and draft gear are introduced, too

    本文按照研究目的的不同,建立了4種車輛動力學模型(模型a模型d )和2種列車動力學模型(模型e和模型f ) ,建模過程中盡可能多地考慮了列車(車輛)系統中的各種非線性因素,詳細給出了風擋裝置、車鉤及緩沖器的具體建模方法。
  2. Many engineering pairs such as the wheel-and-rail combination described in section 8. 2. 1 generate elliptical contact areas.

    工程上的許多運動組合,諸如821節中所描述的車輪與鋼軌組合,都產生橢圓接觸面。
  3. Abstract : three - dimension wheel - rail contact geometry is taken into account in studying the vibration between bridge and vehicle. the iteration method of wheel - rail creep force is proposed to improve the existed calculating method

    文摘:對車橋耦合振動研究中輪軌關系的線性方法進行了改進,提出考慮三維非線性輪軌接觸幾何,採用迭代法求解法向力和蠕滑系數。
  4. The surface spalling and fatigue failure may occur after a long time of service, during wheel - rail rolling contact

    摘要鋼軌鋼的接觸疲勞一直為鐵路運輸部門和研究機構所重視。
  5. In this paper, wheel - rail rolling contact creepages and creeps of independently rotating wheel are analyzed, the effects of lateral and yaw motions of independently rotating wheel, and the curve radius to creepages of wheel - rail rolling contact are emphasisatically researched. 4

    論文對獨立旋轉車輪的輪軌滾動接觸蠕滑率/力進行了分析,研究了輪對橫移和搖頭運動以及曲線半徑對獨立旋轉車輪輪軌蠕滑率的影響情況。
  6. When we do so we cannot get the detail distribution of system ' s stress and we are difficult to improve the structure as our wishes. wheel / rail system analyze is a typical elasticity contact problem, so we can use fem to analyse this system effectually. in this paper we used fem contact method analysed the system from engine kinetics standpoint

    作為一種典型的接觸問題,車輪軌道系統分析同時也屬于機車動力的研究范疇,本文從機車動力學入手,對起重機車輪軌道的接觸狀態進行了動力學分析,在此基礎上利用有限元接觸問題的分析方法對起重機車輪軌道系統的接觸應力進行了不同狀態下的計算模擬。
  7. The study on non - contact and automatical measuring system for measurement of wheelset geometric parameters is very important, which can not only help to improve the quality of wheelset test, to increase the development of digital - railway, but also can give much information on studying wheel - rail geometric contract

    輪對幾何參數的非接觸自動測量,可以提高車輛段輪對檢修的質量,有助於實現數字化鐵路的目標,而且可為研究輪軌接觸幾何關系提供重要的數據。因此,對輪對自動測量系統的研究,具有重要意義。
  8. The characteristics of wheel - rail rolling contact fatigue and causes of induced fatigue were reviewed

    輪軌經過長時間滾動接觸會導致軌面剝落,產生疲勞。
  9. By inputting impulsive excitation, the dynamic simulation of vertical wheel / rail force, wheel / rail contact stress and accelerations of axle and bogie frame for resilient wheelset system is carried out and the results are analyzed and compared with the system of rigid wheelset. in additions, the stiffness of rubber is optimized

    其次通過輸入脈沖型激擾,對彈性輪對車輛軌道垂向耦合系統進行了輪軌力、輪軌接觸壓力和車軸及構架加速度的動力學模擬,並與剛性輪對車輛的計算結果進行了比較和分析,優化了橡膠的剛度。
  10. Many engineering pairs such as the wheel - and - rail combination described in section 8. 2. 1 generate elliptical contact areas

    工程上的許多運動組合,諸如8 2 1節中所描述的車輪與鋼軌組合,都產生橢圓接觸面。
  11. Effects of rail gap on wheel - rail contact stresses

    鋼軌接頭軌縫對輪軌接觸應力的影響
  12. Numerical analysis of locomotive and vehicle wheel - rail contact problems

    機車車輛輪軌接觸問題的數值模擬
  13. In the dynamic system of track and interaction between the vehicle and track, it is convenient to consider six sub - systems : the vehicle, wheel / rail contact and representation of excitation, the rail, the fastening system, the sleeper, the sleeper support ( including ballast and substrate )

    軌道及車輛與軌道系統可以分為車輛、輪軌接觸面及其激振、軌道、扣件系統、枕木及枕木支撐(道渣道床)等六個子系統組成。
  14. The maglev train do not contact with guide way, and generally trestles are used as levitation guide way, so the dynamics character of maglev is more complex than that of traditional wheel - rail. the main problems include stability of suspension and guidance control and coupled vibration of vehicle - rail

    因為磁懸浮列車與軌道無接觸,而軌道又往往採用高架橋梁,所以其動力學特性比起傳統輪軌列車要復雜得多,主要有懸浮、導向穩定性和車軌耦合振動等問題。
  15. The dynamic interaction between vehicle and track is one of fundamental problems among railway wheel / rail contact transporting system, it directly constrains the increase of railway running speed and load - carrying. the paper presents the computer simulation on the wheel / rail impact response at a rail joint. the results of the the simulation are compared with that of the experiment, and the model is validated

    本文在建立車輛軌道系統有限元模型的基礎上,著重對車輛通過軌道接頭處引起的沖擊問題進行了計算機模擬,並與車輛軌道系統現場實驗測得的數據進行了對比,驗證了有限元模型的正確性,進一步分析了軌道系統的動態響應,為提高車輛軌道系統的動態性能提供有價值的數據。
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