Idle NVH and Road NVH
Idle NVH and Road NVH
(OP)
Please explain the basics of the Idle NVH and Road NVH. What kind of targets to be met for each of them and the criterias to meet the same.
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RE: Idle NVH and Road NVH
Max dB Lin (typically dominated by firing order)
Max dBA
Max steering wheel vibration (may be dminated by first order of firing order or misfires (half order)
Max floorpan vibration
Road NVH
Smooth Rd NVH - dBA
Coarse road NVH - max dBA and dbLin spectrum
Also various shake targets
Cheers
Greg Locock
SIG:Please see FAQ731-376: Eng-Tips.com Forum Policies for tips on how to make the best use of Eng-Tips.
RE: Idle NVH and Road NVH
RE: Idle NVH and Road NVH
It'll cost you $200 per hour plus business class flights and accomodation.
Cheers
Greg Locock
SIG:Please see FAQ731-376: Eng-Tips.com Forum Policies for tips on how to make the best use of Eng-Tips.
RE: Idle NVH and Road NVH
- Steve
RE: Idle NVH and Road NVH
Greg, you are correct. It is a hard earned knowladge.