基于分层模糊决策的航天电子产品模块寻优评价方法

Optimal Evaluation Method for Aerospace Electronic Modular Products Based on the Multi-layer Fuzzy Decision Analysis

针对航天电子产品模块多方案选择,提出了基于分层模糊决策的方案量化寻优评价方法;建立了分层寻优评价模型,并提出了技术指标、产品化指标和经济指标等多维度寻优评价指标、确定了各指标的寻优方向;针对航天产品评价指标不易量化的特点,采用量化计算和专家评价方式统计数据;结合航天产品关注重点分配评价指标不同权重,突出经济性、通用性等指标;应用该方法对工程中功能模块多方案量化寻优评价的结果与实际工程选择一致,该评价方法应用简单、结果清晰,符合认识、理解的过程,是一种有效的快速评价方法。

Aiming at the multiple projects’selection of aerospace electronic modular products,a quantitative optimal evaluation method based on multi-layer fuzzy decision analysis is presented.A multi-layer optimal evaluation model is established.The multi-rank factors such as techniques,productization and economics are introduced,and their optimal aspects are determined.As evaluation factors of aerospace products are not easy to be quantified,both quantitative calculation and expert evaluation are taken into consideration for statistics.The weights of evaluation factors are allocated according to the focus of aerospace products,and economic and universal factors are highlighted.Through a case study,the method has successfully carried out quantitative optimal evaluation on multiple projects of functional modules,the result is consistent with the aerospace project selection.The evaluation method is simple,the result is distinct,and it conforms to the process of cognition.It is an effective and rapid evaluation method.