基于灵敏度分析的气动外形加工公差分配优化

来源 :中国计算力学大会2018暨国际华人计算力学大会2018 | 被引量 : 0次 | 上传用户：sturdy13

【摘要】

：

由加工引起的气动外形偏差客观存在，对飞行器气动外形产生重要影响，导致飞行器气动性能将偏离设计值。高精度加工能够减小外形偏差，提高飞行器实际气动性能，但同时将导致加工成本的增加。如何合理地分配气动外形的加工公差，同时实现气动性能的提高和加工成本的降低，已成为工业界和学术界共同关心的问题。

【作者】

：

罗佳奇夏志恒

【机构】

：

航空航天工程系,北京大学,北京 100871

【出处】

：

中国计算力学大会2018暨国际华人计算力学大会2018

【发表日期】

：

2018年10期

【关键词】

：

加工公差气动性能不确定性量化灵敏度分析伴随方法蒙特卡洛

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基于灵敏度分析的气动外形加工公差分配优化

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