CAJ | 학술논문

为了完成集碰撞安全性、乘坐舒适性、结构可靠性和成本控制等诸多性能于一体的车型开发，需要在汽车新产品开发的整个过程中，充分运用计算机辅助工程（CAE）分析技术，通过多学科交叉和多目标优化手段，兼顾综合性能目标和整车开发效率。本文依托吉利车型研发流程，引入参数化柔性技术和多系统优化方法，实施整车碰撞、噪声振动舒适性（NVH）和结构强度等性能的预测和优化，保证整车综合性能和设计效能，最终实现吉利自主品牌车型的高效开发。
위료완성집팽당안전성、승좌서괄성、결구가고성화성본공제등제다성능우일체적차형개발，수요재기차신산품개발적정개과정중，충분운용계산궤보조공정（CAE）분석기술，통과다학과교차화다목표우화수단，겸고종합성능목표화정차개발효솔。본문의탁길리차형연발류정，인입삼수화유성기술화다계통우화방법，실시정차팽당、조성진동서괄성（NVH）화결구강도등성능적예측화우화，보증정차종합성능화설계효능，최종실현길리자주품패차형적고효개발。
To achieve satisfied automobile development that integrates various functionalities such as crashworthiness,passengers’comfort,structure reliability and cost control etc.,it is necessary to fully utilize computer aided engineering(CAE)analytical technologies with cross-disciplinary and multi-purpose approach,while taking account of comprehensive performance objectives and automobile development efficiency during the entire process of automobile new product development. Based on research and development process of Geely automobile,the parametric flex technology and multisystem optimization method are introduced to perform pre-diction and optimization in automobile crash,noise vibration harshness(NVH)and structure strength etc. so as to ensure automobile overall performance and design efficiency,and realize high-efficient development of Geely self-owned brand models eventually.