撞擊參數 的英文怎麼說
中文拼音 [zhuàngjīshēnshǔ]
撞擊參數
英文
impact parameter-
The dynamic data of displacement, strain and impetus force acquired from the experimental collection system are also well analyzed for measuring precision and errors. based on the underlying work and experimental features, the thesis proposes a simple, practical and well accurate impetus resultant force fitting method, weighted factor fitting method. a line - off data processing software system for bird - impact experiment, named as cadabie, is well designed under the principle of software engineering, and has been applied, with high praise, in bird - impact laboratory in the factory numbered 320 and esfahan bird - impact laboratory of iran
本文系統總結了鳥撞實驗的全部過程、主要儀器設備的工作原理與性能參數，分析了鳥撞實驗動態數據採集系統中位移、應變與撞擊壓力傳感器測量系統的測量范圍、測量精度及其工作特點，提出了一種更適合鳥撞實驗的撞擊合力計算擬合方法：加權因子法，同時應用軟體工程原理編制了「鳥撞實驗計算西北工業大學博士論文機數據分析系統」 （ caoabie ） ，目前該軟體己經在320廠鳥撞實驗室以及The presented neural network takes strain - time data as input at two locations on the back of struck body, and gives highly precise outputs of the impact force - time data, impact kinetic energy and the coordinates of impact position
本文提出的神經網路方法採用被撞擊體上選定兩位置點的應變-時間歷程數據，即可高精度反演出撞擊力-時間歷程以及撞擊點坐標及撞擊動能等撞擊參數。As in a collision involving two vehicles, the outcome depends on several factors : the speed of the colliding objects, their internal structures, and the impact parameter ( which specifies whether the collision is head - on or a sideswipe )
就如兩輛車相撞的情形，結果取決于幾項因素：相撞物體的速率、它們的內部結構，以及撞擊參數（說明其是正面碰撞或擦撞） 。The results from simulations were compared with the results from the biomechanical tests. by using this model, lower extremity impact in different loads was simulated. the influence of impact location to lower extremity injuries was analyzed and discussed
通過運用本模型，模擬了不同的高度的沖擊載荷時下肢的生物力學響應和骨折情況，並通過比較不同載荷條件下下肢的力學響應，分析了碰撞位置等參數與下肢損傷之間的聯系。This paper firstly presents the impact basic theories and the applying method for the general engineering fem software system - ansys, then the preliminary numerical simulation has been conducted in the mechanical process of the laminated composite plates subjecting to the impacting loads, the higher - velocity hit between the composite shells and the metal structures, the bird - impact radar cover experiment is also included. changes of the mechanical values in subjecting to different impact loads are also analyzed
而後通過對復合材料結構層合板遭受沖擊載荷作用、球殼與金屬板的高速撞擊，以及雷達罩鳥撞實驗等力學過程進行了初步數值模擬，分析了主要的力學參數量在承受不同沖擊變量時的變化，並為部分理論計算找出了相應的實驗依據。3. wth application of large - scale computational software anasys - dyna, the case of elastic impact to each other of two recta - ngular cross - section rods has been implemented and also compared with theoretical results, which maks good agreement and draws very helpful practical experiences to use some techncal parameters in the program. eventually, the a real - world aircraft windshield shell structure impacted by a flying bird has been simulated through fem numerical computation, and meanime, an engineering predical experimeni of bird sttiking to the windshield in some type of aircraft has been performed
3 、應用大型科學計算程序anasys - dyna ，對彈性體碰撞進行了數值計算驗證並與理論結果對比，獲得了計算參數應用的實踐經驗；在此基礎上，進行了鳥體撞擊飛機風擋結構動力學響應的實際數值計算，與此同時安排了工程鳥體撞擊試驗，並就兩者計算結果給予了細致分析對比，獲得了良好的一致性結論。In this thesis, a combined method of finite element numerical simulation with neural network is studied to obtain the dynamic response, the impetus forces and impact parameters of windshield during bird impact
本文採用鳥撞實驗、有限元數值模擬與神經網路相結合的方法研究鳥撞飛機風擋過程中風擋的響應以及鳥撞實驗中撞擊力與撞擊參數的獲得。A method to determine the parameters of the model for concrete impact and damage
混凝土撞擊損傷模型參數的確定方法The paper analyses and compares the " factor effect on the flow in the pond by the numerical simulating software. the analysis shows the flow structures in the pond are not only related with the velocity of flow, angle of jet and the size of the entrance and so on, but also are related with the size of the pond
根據計算，論文對錐形閥消力池流態的影響因素進行了分析和對，比，分析認為，錐形閥消力池內的水流流態與入射水流的流速、入流t角度和進口尺寸以及水墊尺寸等反映淹沒撞擊射流的基本參數有關，也受消力池長度、寬度影響。分享友人