crashworthiness 中文意思是什麼
crashworthiness
解釋
防撞度-
During the processes, the container - truck strikes the guardrail twice and nearly capsizes, then recovers from the capsizal and separates from the guardrail ; the crashworthiness of several kinds of guardrails is evaluated by changing its size and thickness, and its design is guided under the simulation result ; the joint simulation is discussed and calculation method of its resistance moment is proposed
對車輛的碰撞過程進行了描述：車輛在碰撞過程中發生了二次碰撞並且有傾覆現象，最後車輛恢復正位，順利沿護欄導出；通過改變護欄欄桿的尺寸和壁厚，評估了多種護欄的耐撞性並指導了護欄的設計；討論了集裝箱汽車列車鞍座結構的處理，提出了鞍座阻力矩的計算方法。 -
Frontal crashworthiness of minibus with different collision modes
不同碰撞模式的汽車正面結構抗撞性設計 -
Structural crashworthiness optimization based on response surface methodology
基於響應面方法的結構耐撞性優化 -
The improvement of a minibus ' structure based on computer simulation of crashworthiness
微型客車抗撞性改進的計算機模擬 -
A study on the improvement of mini - bus ' s crashworthiness using computer simulation
應用計算機模擬技術模擬分析微型客車正面碰撞 -
The method not only realizes he optimization of the crashworthiness of automobile components, but also improves the reliability of the design parameters
概率優化設計方法，實現了對汽車構件耐撞性的優化設計，提高了設計變量的可靠性。 -
The lightening design of vehicle should guarantee the strength, stiffness, mode and crashworthiness of the car body in the condition of raising train speed
車體承載的結構輕量化，要保證車體的強度、剛度、動態特性和耐碰撞性等滿足提速客車的要求。 -
The model has been validated by testing, which supports the rapid design of minibus body structure frontal crashworthiness during concept design phase
所建的參數化模型已經通過了有效性驗證，而且該模型支持微型客車概念設計階段的結構正面抗撞性快速方案設計。 -
Through the frontal impact test of full size minibus and computer simulation analysis, a parameterized model is set up for the design of body structure crashworthiness in frontal impact during concept design phase, with the modeling techniques well expounded
摘要選取某微型客車為研究對象，通過實車正面碰撞試驗和計算機模擬分析，建立了用於概念設計階段的面向微型客車車身結構正面抗撞性設計的參數化模型，闡述了建立模型的建模技術。 -
In actual engineering problems such as metal forming, structure crashworthiness et al., there are a great number of interface problems with elasto - plastic large deformation. when such large deformation or distortion is solved by finite element method, it must remesh process must be developed to get the less accurate numerical result
在金屬成型、結構碰撞、穿甲等工程領域存在大量的彈塑性大變形接觸問題，用有限元法模擬這些過程時，由於變形畸變的存在，往往需要採用網格重劃分才能得到較為準確的計算結果。 -
Based on the urgent need that pier protective device primarily designed needed to be tested its crashworthiness by the impact of ship in multi - situation, etc in multi - angle and multi - water, the writer analyzed the critical elements that affect the simulation of the collision between ship and pier protective device, and found the feasible way to deal with the conflict between calculation efficiency and precision. using this method and employing ansys / ls - dyna program, which is the universal nonlinear dynamic analysis software, a head - on collision between ship and pier protective device designed for guanzhou river bridge is simulated and presented, the simulation of time history course of full - scale mini - collision between ship and pier protective device was taken into reality with a spot of elements ( less than 21000 ) and scanty time ( 9 hours on p4 pc )
本文在前人研究的基礎之上，結合船橋碰撞實例，對碰撞計算機模擬模擬的關鍵技術進行了研究，在效率與精度的矛盾中找到平衡，對一艘2000噸級散貨船橫橋向正撞廣東管洲河大橋橋墩防撞鋼套箱這一種工況進行了計算機模擬模擬，實現了以較小的單元和較短的時間模擬碰撞的時間歷程，模擬滿足工程精度要求，解決了目前碰撞模擬計算周期太長的問題，同時模擬模擬得到的結論對該類防撞裝置提供了有價值的參考。 -
The comparison between simulation result for complete vehicle with modified b - pillar and that for original one shows that the crash simulation is a feasible way to ensure a newly designed vehicle having good crashworthiness and the structural optimization by fea is an effective method to provide valuable idea for conceptual design of structures
由改進前後的整車側面碰撞模擬計算結果對比表明，部件的碰撞模擬設計是確保設計車輛具有良好碰撞性能的一種重要的方法和手段，應用有限元法進行結構優化設計是一種有效的方法。
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