GB 12525-1990
Active
GB/T 42559-2023
Active
National standards
GB/T 42559-2023 Acoustics—Measurement of phase-shifted sensitivity of interferometric fiber-optic hydrophones
GB/T 42559-2023 Acoustics—Measurement of phase-shifted sensitivity of interferometric fiber-optic hydrophones
Basic Information
Standard Code:
GB/T 42559-2023
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Acoustic metrology
ICS Name:
The noise of the transportation vehicle
Publish Date:
2023-05-23
Implement Date:
2023-12-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国声学标准化技术委员会(SAC/TC 17)
Pages:
36 pages
Scope
本文件描述了用干涉条纹计数法、贝塞尔函数比值法、相位生成载波解调法、差分延时外差解调法和3×3耦合器相位解调法测量干涉型光纤水听器声压相移灵敏度的测量原理、测量装置、测量条件、测量方法和测量不确定度。
本文件适用于10 Hz～20 kHz频率范围内干涉型光纤水听器相移灵敏度的测量。
注： 当上述方法给出的相移灵敏度级测量结果偏差超过3 dB时，以干涉条纹计数法测量结果为准。
Development Information
Drafting Units:
中国船舶集团有限公司第七一五研究所、北京大学、长沙深之瞳信息科技有限公司、中国电子科技集团公司第二十三研究所、浙江大学、国防科技大学、中国科学院声学研究所、北京科技大学
Drafting Persons:
陈毅、周利生、张敏、罗洪、刘英明、金晓峰、张军、熊水东、贾广慧、莫喜平、王伟印、杨柳青、刘飞、佟昊阳、李文静、金梦群、张自丽
Referenced Standards
GB/T 3947-1996 Acoustical terminology
GB/T 4130-2017 Acoustics—Low frequency calibration methods of hydrophones
GB/T 7965-2002 Acoustics—Measurement of underwater sound transducers
GB/T 14733.12-2008 Terminology for telecommunication—Optical communication
JJG 449-2014 Octave-Band and Fractional-Octave-Band Filters
Related Standards
GB 13326-1991
Replaced
GB 13326-1991 Sound limit of central station air handling units
GB/T 13325-1991
Abolished
GB/T 13325-1991 Noise emitted by machinery and equipment—Guidelines for the preparation of test codes of engineering grade requiring noise measurements at the operator's or bystander's position
GB/T 14365-1993
Replaced
GB/T 14365-1993 Acoustics—Measurement of noise emitted by stationary road vehicles
GB 14892-1994
Replaced
GB 14892-1994 Noise limits inside driver's cabs and passenger compartments of subway powered car train-sets
GB/T 14893-1994
Replaced