非法碰撞 的英文怎麼說
中文拼音 [fēifǎpèngzhuàng]
非法碰撞
英文
wrongful collision- 非 : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 碰 : 動詞1 (一物體突然接觸另一物體; 撞擊) touch; bump 2 (碰見; 遇到) meet; run into 3 (試探 ) tr...
- 撞 : 動詞1 (猛然碰上) collide; strike; knock; bump against; run into 2 (碰見) bump into; run into;...
- 非法 : illegal; unlawful; illicit
- 碰撞 : 1 (猛然碰上) collide; run into; knock against; run foul of; crash 2 [物理學] collision; impact;...
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Roll over protective structure ( rops ) is a device which installs on out of construction vehicle. the main functions are : when the vehicle rolling over. rops can prevent the vehicle from rolling over further, and reduce the possibility of rolling vehicle injures operator ; when the vehicle traveling on freezing soil. concrete and rock, it has large resist continuous impact ability ; when the vehicle overturning rops can support the whole vehicle. arrangement of falling object protective structure ( fops ) can block objects ( such as trees, rocks ) so that supply protection for operator. this problem is that research rolling over and falling objects protective structure of bulldozer by learning research condition of rops / fops and relative lay down international standard. on the base of theory analysis. detrudes counting formula of rops / fops deformation through founding mechanics analysis model of rops / fops at the stage of elasticity and plastoelastic. and finds a set of feasible nonlinear finite element analysis counting. lt calculates rops / fops plastoelastic deforma variable of 320hp bulldozer, bulldozer has been carried out by optimizing design method
其主要功能是:當車輛滾翻時, rops能刺入未凍土壤而阻止車輛的進一步滾翻,降低滾翻的車輛對系著安全帶司機軋傷的可能性;保證rops在碰撞和沖擊變形不大的地面(如凍土、混疑土上、巖石)時,能具有相當大的抗連續沖擊能力;當車輛已經處于顛覆狀態時,已經變形的rops應能支撐住整車。落物保護裝置(簡稱fops ) ,其構件的布置方式要能遮蔽墜落的物體(如,樹木、巖石等) ,以便對司機提供適當的保護。本課題主要通過了解國內外有關對rops fops的研究情況和有關國際標準的制定,對大型推土機傾翻和落物保護裝置進行研究,在理論分析的基礎上,通過建立rops fops的力學分析模型,推導彈性、彈塑性階段rops fops變形的計算公式,建立一套可行的rops fops的非線性有限元分析計算方法。The nonlinear finite - element digital simulation method plays an important role in the mechanical analysis of ship collision accident
摘要非線性有限元數值模擬方法在船舶碰撞事故的力學分析中正得到日益廣泛的應用。Because of the non - abelian feature of strong interaction theory, it can not describe non - perturbative effect, so phenomenological models provide the main study method for relativistic nucleon - nucleon collisions
由於強相互作用理論的非abelian性,它不能定量描述非微擾效)許,所以唯象理論模型是目前研究相對論性核一核碰撞的主要斤法之。In this paper, to counter a flexible beam undergoing large overall motion impacting a fixed slope surface under the effects of grativity, the normal contact model is established based on the hertz theory and non - linear damping term, the tangential contact model is developed by adopting linear tangential contact stiffness to consider the effects of friction force during impact process, and the consistent linear dynamic model including impact is derived by using mode assumption method and lagrangin equation
針對在重力場下作大范圍回轉運動的柔性梁與一固定斜面發生斜碰撞的情況,根據hertz接觸理論和非線性阻尼項建立法向碰撞接觸模型。引入線性切線接觸剛度建立切向碰撞接觸模型,以考慮接觸過程中由於切向相對速度的換向作用引起的摩擦力的變化。利用假設模態法和lagrangian方程建立系統含碰撞過程的一致線性化的動力學模型。Presents a new algorithm for detection of collision between two convex objects to improve the efficiency of collision detection during robot path planning in the robot simulation system, which establishes a linear system whithout variables based on a linear equation system in euclidean space through a series transformation, and concludes that collision is detected if the system contains no dilemma
如何進一步提高碰撞檢測的速度在智能機器人路徑規劃中非常關鍵.為此給出了一種新的碰撞檢測演算法;它是以空間中的平面方程為基礎,將一組平面方程進行幾次代數變換得到一組常數不等式,觀察這組常數不等式中是否含有矛盾不等式即可判定機器臂是否與空間中的障礙物相撞In this paper, a set of accelerated collision detection algorithms based on space subdivision are developed. one accelerated n - body collision detection algorithm based on uniform spacial subdivision, called usscd, is proposed
本文研究了基於空間分割的快速碰撞檢測方法,其中包括:基於均勻空間分割的快速碰撞檢測和基於非均勻空間分割的快速碰撞檢測。Gribov combined the nonrelativistic glauber multiple collisions theory with quantum field theory and fe ynman diagram technique so that relativistic kinematics could be included. based on glauber - gribov theory, b. z. kopeliovich et. al. developed green function method to calculate the shadowing effect in p - a drell - yan process
Gribov將描述高能非相對論的多次碰撞的glauber理論與量子場論和費曼圖聯系了起來,從而glauber - gribov理論可以描述相對論情況下的多次散射,基於這一理論, b . z . kopeliovich等提出用格林函數方法計算p - a碰撞的drell - yan過程中的遮蔽效應。The thesis analyzed the effects, associated with the propagation of laser in plasma channel, such as diffraction, plasma defocusing, the third - order intensity - dependent nonlinearity, the relativistic self - focusing, the focusing and defocusing of the plasma channel, and the absorbtion in the collision plasma and the finite pulse length effect
文中用哈密頓-雅可比方程方法和源展開方法分別對激光在等離子體隧道中傳輸所涉及的衍射效應、等離子體散焦效應、三階強度非線性、相對論自聚焦、等離子體隧道的聚焦和散焦效應、碰撞等離子體中的吸收效應、有限脈寬效應等等做了基本的闡述。Some results of benchmark study of numerical simulation to a model test of ship - side stringer collision were shown, which proves that the non - linear finite element method can produce a good simulation of collision procedure
同時給出了一個校?計算的研究結果,證明非線性有限元數值計算方法可以對復雜的碰撞損傷給出十分良好的模擬。Chapter 3 : the source - dependent expansion ( sde ) method for analyzing the wave equation is introduced, which is an effective method for solving the paraxial wave equation with nonlinear source terms. two examples have been given to explain this method, which are the propagation of the ultrashort intense laser pulses propagation in the partially stripped plasma in which the collisions of plasma electrons are taken into account, and the propagation including the finite pulse length effect
第三章:本章介紹了求解有非線性源項的傍軸方程的有效方法-源展開方法,並給出了兩個具體的例子,即考慮等離子體電子間碰撞的隧道傳輸的求解和考慮激光脈沖的有限脈寬效應的隧道傳輸求解。In the positive - issue research of bird impact, the thesis carefully explores the basic theories, finite element numerical method and key techniques of the solution process in ls - dyna3d software system for contact - impact issue of viscoelastic bodies at large deformation. the well - chosen cases examine the accuracy of solutions in ls - dyna3d for large deformation impact issues. under the proof work, the incremental constitutive equation of bilinear and nonlinear viscoelastic materials are derived, coded and verified in ls - dyna3d
在鳥撞正問題的研究中,本文詳細推導了大變形粘彈性接觸-碰撞有限元分析的基本理論、數值計算方法、求解過程、關鍵技術以及上述內容在ls - dyna3d中的具體應用,算例考察了ls - dyna3d在求解碰撞以及大變形問題上的計算精度,同時推導了線彈性材料、雙線性彈塑性材料以及非線性粘彈性材料增量法迭代方程,編制了相應的用戶自定義材料子程序,並進行了子程序驗證。Therefore, numerical simulation by finite element analyses will become a more and more effective means in the analysis of collision problems between ship and bridge or equipment for anti - collision nowadays
經過多年的發展,非線性有限元數值模擬正日益成為目前碰撞分析的最有效方法。The performance of usscd is compared with the well known algorithm, icollide, through a series of experiments. the results show that, when the objects are evenly distributed, and the number of objects is large, the performance of usscd is better than that of icollide. in this paper, a class of non - uniform spacial subdivision method is proposed, which is composed of two steps : first, the space is coarsely subdivided non - uniformly, based on the distribution density of the objects, then, every subspace is uniformly subdivided
提出了一種基於均勻空間分割的快速碰撞檢測演算法usscd ,與經典的icollide演算法進行了對比試驗,試驗結果表明,在物體均勻分佈的情況下,隨物體數量的增多, usscd表現出明顯的優勢;提出了一類非均勻空間分割方法,在該方法中,空間分割由基於密度的非均勻空間分割和對每個子空間進行均勻分割兩個步驟實現;提出了一種基於投影的非均勻空間分割方法。分享友人