本文介绍了开发催化转化器在发动机台架上评价试验装置的必要性,列出了催化转化器进行发动机台架评价试验的基本内容,然后着重介绍了催化转化器活性(净化性能)评价试验装置、快速老化试验和机械特性评价试验装置的研制原理、基本结构和技术关键,最后介绍了实际应用效果。 This paper introduces the necessity of developing a catalytic converter for evaluating the test device on the engine bench, lists the basic contents of the catalytic converter for carrying out the engine bench evaluation, and then focuses on the catalytic converter activity (purification performance) evaluation test device , Rapid aging test and mechanical characteristics evaluation test device development principle, the basic structure and technology of the key, and finally introduced the actual application.