Rsrc
J-GLOBAL ID:201110006329977608   Research Resource code:5000002730 Update date:Dec. 15, 2003

Noise Test Facility Anechoic chamber room for research on fan noise and jet noise.

騒音試験装置・低騒音ファンとジェット騒音研究用無響室
Owning Organization:
Contact: KOBAYASHI Hiroshi
Resource classification: Experience equipment, Facilities, etc
Overview:
Noise tester
Main purpose: Research on aeroacoustics characteristics
generated by turbo machinery, jet, etc. and research on
noise reduction Anechoic chamber for research on low noise fan
Effective dimensions: 5.7 x 4.2 x 3.5m
Free acoustic field characteristics: 1kHz or higher
Sound insulation characteristics: 50dB (250Hz)
Completion: Fiscal 1974
Reconstruction:1997
User environment and conditions:
This acoustic test facility is usually available, but, since it is continuously used for the research by our Laboratory, adjustment on the period of use etc. is required upon a request of use.
User procedures and method:
[Procedure for Use]
Refer in detail to Business Squad, Planning Room.
[Charge for Use]
According to the calculation standard of acceptance research
expenses appointed by the Science and Technology Agency
[Qualification]
Preferable to be a person with experience on acoustic
measurement
[Restriction for use]
Uses by a person not belonging to national administration
organs are limited to a case approved to be especially
necessary for improvement of aeronautical technology
and space technology.

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