jjg 2017-2005 水声声压计量器具检定规程.pdf

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1、中华人民共和国国家计量检定系统表JJG2017-2005水声声压计量器具MeasuringInstrumentsforUnderwaterSoundPressure2005一04一28发布2005一10一28实施国家质量监督检验检疫总局发布JJG2017-2005水声声压计量器具检定系统表广~补口.~0.0.0.0.补~一口.O.口.飞.心JJG2017-2005.勺VerificationSchemeofMeasuring.0.沪代替JJG2017-1987、~~~.0.口.口.0.0.0.0二。.0.0InstrilmpntsforUnderwaterSoundPressure

2、本检定系统表经国家质量监督检验检疫总局2005年4月28日批准，并自2005年10月28日起实施。归口单位:全国声学计量技术委员会主要起草单位:中国测试技术研究院参加起草单位:中国科学院声学研究所国防水声计量一级站本检定系统表由全国声学计量技术委员会负责解释标准分享网www.bzfxw.com免费下载JJG2017-2005本系统表主要起草人:商国华(中国测试技术研究院)孙磊(中国测试技术研究院)参加起草人:朱厚卿(中国科学院声学研究所)袁文俊(国防水声计量一级站)JJG2017-2005目录1范围·.........................................

3、......................................................(1)2水声声压计量基准器具··································································⋯⋯(1)2.1低频水声声压基准装置···························。····················。··············⋯⋯(1)2.2自由场互易法水声声压基准装置(中频).............................................(1)2.3高频

4、水声声压基准装置············。·········，·······。·················。················一(2)2.4水声声压从基本量开始量值传递的主要途径······································一(2)3水声声压计量标准装置·················。·····································⋯⋯，:’··⋯⋯(2)3.1低频水声声压计量标准装置··，······················································⋯⋯(

5、2)3.2中频水声声压计量标准装置········。。···································。···········⋯⋯(2)3.3高频水声声压计量标准装置·························。·································。⋯(3)3.4水声声压标准器和量值传递的最佳测量能力························。·····。·····⋯⋯(3)4水声声压工作计量器具·。·······。····················································

6、····⋯⋯(3)4.1测量水听器(精密)···········································。················。·····⋯⋯(4)4.2测量水听器、发射换能器和水声声压测量设备············。·········。··········⋯⋯(4)5水声声压计量器具检定系统表框图····························。······················⋯⋯(5)标准分享网www.bzfxw.com免费下载JJG2017-2005水声声压计t器具检定系统表范围本检定系统表适用于1H:一5MHz频段内

7、的水声声压计量器具的量值传递。它规定了水声声压计量基准经水声声压计量标准至工作计量器具之间的量值传递程序、量值传递方法和量值传递时的最佳测量能力。在开展校准时，可作为量值溯源的依据。2水声声压计，基准器具水声声压基准用于复现和保存lHz一5MHz频段内的水声声压单位量值，并通过水声声压计量标准器具向水声声压工作计量器具进行量值传递，以保证国内水声声压量值的准确和统一。声压量值的单位为帕斯卡(Pa)，声压级以分贝(dB)表示(基准值为1pPa)o本检定系统表中使用水听器