减振器噪音讨论-针对双筒式液压

fgync · 发表于 2012-2-10 08:35:20

16 "GRAND PACKING STRENGTH
端盖组件（grand packing）强度试验" 16 O F5 N 15275N
17 "SWISH NOISE EVALUATION
“嗖嗖”噪音评价试验" 17 O - dB-A SEE SPECIFICATION ATTACHMENT [3]-3
L mm Length at NOR condition
18-1 "RATTLING NOISE EVALUATION
“卡嗒”噪音评价试验" 18-1 O - dB-G SEE SPECIFICATION ATTACHMENT [3]-3
L mm Length at NOR condition
18-3 "REBOUND SPRING KNOCKING NOISE TEST
隔套（rebound spring）撞击噪音试验" 18-3 x - -

fgync · 发表于 2012-2-10 08:37:36

减震器在开发阶段必须做以上3个试验。并需要在专业的噪音试验室里做。国内宁江可以做

fgync · 发表于 2012-2-10 08:38:47

这是验证试验，为什么就更复杂了