针对某型挖掘机制动系统,通过对该系统结构以及故障模式影响分析的基础上,进行了系统测试点布置,并建立了故障测试关系矩阵,利用自适应免疫遗传算法对该系统测试选择优化问题进行求解,得到一组最优测试集,实例应用表明,该方法对求解测试点优化选择问题的有效性.%On the basis of system structure and failure mode influence analysis,test points are set,and a fault-test matrix of excavator brake system is built. The adaptive immunity genetic algorithm (AIGA) is used to solve test selection problem,then a set of optimal solutions are got. The application example shows that this method could be used to solve the test optimization selection problem effectively.
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