NASA Space Environments Complex Vacuum Equipment Room Sound Mitigation

[摘要] The purpose of this presentation is to give an overview of our findings, lessons learned, engineering controls implemented, and results of sound mitigation implementation at NASA Space Environments Complex in relation to Thermal Vacuum Testing.

[发布日期] 2019-05-14

[学科分类] 声学和超声波

[关键词] ACOUSTIC ATTENUATION;AEROSPACE ENVIRONMENTS;BAFFLES;CRYOGENICS;DOSIMETERS;FREQUENCY DISTRIBUTION;HIGH VACUUM;LESSONS LEARNED;MOLECULAR PUMPS;NOISE INTENSITY;NOISE REDUCTION;SOUND PRESSURE;VACUUM CHAMBERS