The dynamic characteristics of valveless pneumatic impactors model DHD-340 and DHD-360 are studied using computer simulation etchnology to discover the matching relationship between design parameters and their effect upon impactor performance.

• 介绍了运用计算机模拟方法,对DHD-340和DHD-360等,无阀气动冲击器动态特性进行的究研。 寻求各结构设计参数间的匹配关系,及其对冲击器性能的影响。