輪軌動力學 的英文怎麼說

中文拼音 [lúnguǐdònglìxué]
輪軌動力學 英文
wheel-rail dynamics
  • 輪 : Ⅰ名1 （輪子） wheel 2 （像輪子的東西） wheel like object; ring; disc 3 （輪船） steamer; steamboa...
  • 軌 : Ⅰ名詞1. （路軌;軌道） rail; track 2. （比喻辦法、規矩、秩序等） rut; path; course Ⅱ動詞[書面語] （遵循; 依循） follow
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 學 : Ⅰ動詞1 （學習） study; learn 2 （模仿） imitate; mimic Ⅱ名詞1 （學問） learning; knowledge 2 （學...
  1. A general stack equation of mobile robot based on analyzing the motion of planar motion object and the mathematical models of four different kinds of common wheels is developed, accordingly, the mobility of mobile robot is addressed and the forward and inverse solutions to speed for specific configuration driven by differential speed are derived. utilizing the muir and newman convention, the description of the posture transformation matrices between different coordinate frames and the solution for the speed of point located on these frames are introduced. according to posture estimation, a more accurate method, dead reckoning algorithm, is developed for a specified configuration characterized by differential speed motorization, and simulations of this algorithm and other traditional methods are carried out using matlab while traversing a circular path

    本文對兩輪差速驅動移動機器人的運動學及其本體緩沖設計進行了探討，在對平面運動物體運動分析的基礎上結合四種常用車輪的數學模型，推導出了一個通用的移動機器人堆積方程，在此基礎上分析了移動機器人的移動能力、並針對兩輪差速構型推導了速度正解與逆解；使用muir和newman的運動學建模方法，推導了移動機器人上點及連桿坐標系位姿、速度變換關系矩陣及求解方法；在移動機器人位姿識別方法中結合差速驅動構型對航位推演算法進行了分析：推導了一種理論精度較高的航位推算演算法，並使用matlab對其與傳統的推算演算法在跟蹤圓弧軌跡情況下進行了模擬；最後針對本文所研究的機器人給出了一種比較系統、可靠的緩沖結構設計思路，較好地解決了移動機器人作業過程中外界因素及本身設計中引入的各種不確定誤差問題；本論文研究成果已在本實驗室所開發的樣機上得到實現，經過應用與考核證明其中的分析與設計是切實可行的。
  2. Using vogel ' s wear index as the rail side wear index, the paper analyzes the side wear variations of rail head when the parameters in the wheel / rail system vary, analyzes the influences of track irregularity on rail uneven wear on gauge corner emphatically. this paper analyzes the rail side wear dates measured by track division of shan hai guan since 1990, then gains the relationship between side wear and traffic volume and sums up the characteristics and regularities in the formation and development of side wear. in the end, some measures for regarding the side wear on curves are put forward

    從輪軌摩擦、輪軌接觸幾何關系、輪軌接觸應力和輪軌蠕滑等方面對鋼軌側面磨耗機理進行了探討，從軌道幾何參數、機車車輛運營條件等方面對鋼軌側面磨耗的影響因素進行了重點分析和總結；應用輪軌系統動力學，建立了輪軌空間耦合振動時變模型，採用vogel側磨指數作為鋼軌側磨指標，系統分析了輪軌參數變化的情況下，軌頭側面磨耗的變化規律，重點分析了軌道不平順對鋼軌不均勻側磨的影響；對山海關工務段1990年以後現場測得的曲線鋼軌側磨數據進行了分析，通過擬合得到了鋼軌側磨量與運量的關系曲線，並總結了曲線上股鋼軌側面磨耗的特徵和發生、發展規律；最後提出了一些減緩曲線鋼軌側面磨耗的措施。
  3. Based on this dynamic model, lots of simulations are carried out in this paper. track conditions are conducted in the following ways : wheel damage, sinusoidal irregularities curved track and analytic irregularities, aimed at every track condition, lots of analysis are preformed to find out the main wheel - rail interaction and response of the wagon components. orso some parameters are discussed in the paper

    在第六章，本文以德國高幹擾隨機不平順線路激勵作為直線線路，對空車動力學性能進行了模擬計算，通過分析發現：對于空車工況，車輛脫軌主要是由於過大的輪重減載造成的。
  4. 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。
  5. In the processing of the numerical simulation of lrv dynamics, knowing from the creepages of irw first, wheel profile has sensitive effect on irw creepages, so the wheel profile should be selected cautiously to optimal the vehicle dynamic behaviors. next, the longitudinally creep force is disappeared, so the self - oscillation vvill do n ' t occur and the bogie is stability. while the natural steering action of vheelset is lost which means that some sort of steering action is necessary to keep the wheelset appropriately aligned on a curve

    在輕軌車輛動力學數字模擬計算中，通過對獨立旋轉車輪蠕滑率的分析知，車輪踏面外形對其影響十分敏感，適當的選取獨立旋轉車輪踏面的外形可以優化車輛的動力學性能；採用獨立旋轉車輪，縱向蠕滑力不復存在，自激振動不會發生，轉向架也就穩定；但同時，常規輪對具有的自動導向功能西南交通大學碩士研究生學位論文第11頁也失去了。
  6. In this paper, the author starts with seeking the difference betvveen traditional vehicles and lrvs, the lateral simulated model of single independently wheelset is built, and enlarge it to lateral simulated model of the whole lrv

    本文從尋求獨立旋轉車輪輕軌車輛與常規車輛的差異入手，建立了單獨立輪對橫向動力學模擬模型，然後將其擴展到整個輕軌車橫向動力學模擬模型。
  7. 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。
  8. Through using for reference main research methods of high - speed wheel - rail railway line ' s main technique criteria, this paper studies main technique criteria of maglev railway line, brings forward some advised datum of magelv railway line, and puts up dynamical analysis with computer

    本文主要是通過借鑒高速輪軌鐵路線路平縱斷面設計標準的主要研究方法，對高速磁浮鐵路線路平縱斷面線形和設計參數值進行研究，提出了一系列設計參數建議值，並在計算機上進行了動力學檢算。
  9. The dynamic performances of the lateral response, lateral stability on the tangent track and dynamic negotiating curves of lrv with irws are discussed in detail, also comparing dynamic behaviors with conventional passenger cars

    對獨立旋轉車輪輕軌車輛的橫向響應、橫向穩定性和曲線通過性能進行了較為詳細的研究，並與常規客車的動力學性能進行了比較。
  10. In this paper, based on track irregularity spectrum and time delay between axles, control laws of railway vehicle secondary active suspension are designed according to optimal control theory, and simulated on a vertical railway vehicle model

    摘要針對鐵道車輛二系主動懸掛，考慮了軌道不平順譜及輪軸時延的輸入；依據最優控制理論，設計了整車的主動懸掛控制規律，並在整車垂向動力學模型上進行了模擬分析。
  11. In this dissertation, the series program structure of wheel / rail system dynamics is analyzed to search the solutions to parallel processing

    本論文對輪軌系統動力學的原有串列程序結構進行了剖析，以尋求并行處理的可行方法。
  12. This dissertation lays a foundation for the study of more complicated wheel / rail system dynamics and its development direction is proposed in the thesis

    本文工作為本人今後從事更為復雜的輪軌系統動力學分析的并行化研究打下了一定的基礎，論文最後為進一步深化研究指出了發展方向。
  13. Then the vibration equations in the wheel / rail system dynamics are constituted again and the rigidity matrix, the damping matrix and the load matrix can be formed by different computer processor for the sake of increasing parallel computation efficiency

    隨后在公式級對輪軌系統動力學振動方程組的組建進行了優化，將組建剛度矩陣、阻尼矩陣和荷載列陣模塊化。
  14. While the theory of wheel / rail system dynamics is applied in the points ( switch ) dynamics, the system is more complicated and computation time is longer, therefore the parallel computing technology is an effective method to increase computation speed

    特別是隨著輪軌系統動力學在道岔動力學中的應用，處理的問題更加復雜，計算時間長的問題，已成為實際應用中的一大障礙。提高其計算速度的一個有效方法就是採用并行計算技術。
  15. Furthermore, investigation of the source of noise and vibration is also an important issue. these problems can be solved in a direct and economical way with the correct approach to controlling their sources. this can be applied, for example, to techniques of train and rail construction, as well as wheel track mutual resistance

    所以，本次捷運研討會特別訂定減振制噪之專題討論，邀請國內外噪音與振動之專家學者參與研討改善建議，亦邀集其他以輪軌系統建設之國家與城市共同分享心得，並期望各項先進科技與發展趨勢能納入本局未來捷運工程之努力方向。
  16. 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。
  17. On the basis of the theory of vehicle - track coupling dynamics and noise radiation and propagation, mechanism of wheel / rail noise is analyzed

    根據車輛軌道耦合動力學理論及聲輻射與傳播理論，分析了列車運行過程中產生輪軌噪聲的機理。
  18. 3. the independently rotating wheel is an important part of the whole bogie, because of not only the gauge - changeable function of the independently rotating wheel, but also difference of wheel - rail creep between the independently rotating wheel and traditional wheelsets, which enormously effects dynamic performance of the gauge - changeable bogie

    獨立旋轉車輪是整個變軌距轉向架的重要組成部件，不僅是因為其實現了變軌距功能，更重要的是獨立旋轉車輪的輪軌蠕滑效應與傳統輪對存在極大差異，這在很大程度上影響了變軌距轉向架的動力學性能。
  19. Finally macrocosmic dynamic properties of system and manipulating stability are analyzed, and dynamic model of whole system, single - track model and three - wheel model are created, which establish foundations for designing controlling system of the model

    最後分析了系統的整體動力學特性和操縱穩定性，並建立了系統整體的動力學模型、單軌模型及三輪轉向結構模型，為模型控制系統的設計打下了基礎。
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