发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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本标准规定了表征水声发射器在实际工作状态下大功率发送性能的基本电声参数及其测量方法。 本标准适用于压电型、磁致伸缩型等水声发射器,也适用于由这类发射器所构成的水声发射器阵。本标准中的测量方法适用于在大功率下测量水声发射器,也适用于测量或试验非大功率激励下的水声发射器
Acoustics--High-power characteristics of underwater sound projectors and their measurements
Conventional Submarine Mooring and Navigation Test Regulations Part 70: Test of Hydroacoustic Countermeasure Equipment Launching Device
Transmissions pneumatiques - Méthode d'essai de mesurage du niveau de pression d'émission acoustique des silencieux d'échappement
Pneumatic fluid power -- Test methods for measuring acoustic emission pressure levels of exhaust silencers
Pneumatic fluid power — Test methods for measuring acoustic emission pressure levels of exhaust silencers
This document specifies two methods of measuring the level of acoustic pressure at the outlet of an exhaust silencer: — the first method, called
Pneumatic fluid power — Test methods for measuring acoustic emission pressure levels of exhaust silencers
Pneumatic fluid power — Test methods for measuring acoustic emission pressure levels of exhaust silencers
Pneumatic fluid power. Test methods for measuring acoustic emission pressure levels of exhaust silencers
本标准规定一般水声换能器的主要电声参数的测量、计算和表示方法。 本标准适用的频率范围为1Hz~1MHz。 本标准所规定的测量方法也适用于一般基阵。 大功率下的某些参数应按GB/T 7967-2002的规定进行测量
Acoustics--Measurement of underwater sound transducers
이 표준은 고체 매질의 표면에서 탄성파를 수신하는 음향 방출 센서의 이차 교정 방법에 대하
Non-destructive testing-Acoustic emission inspection-Secondary calibration of acoustic emission sensors
This International Standard specifies a method for the secondary calibration of acoustic emission sensors as receivers of elastic waves at the surface
Non-destructive testing - Acoustic emission inspection - Secondary calibration of acoustic emission sensors
本标准规定了接收固体介质表面弹性波的声发射传感器的一种二级校准方法。本标准适用于实验室的三级标准传感器和用于检测的传感器的校准。本标准给出了传感器对声发射工作中常见的瑞利波产生的频率响应。校准用信号源和待检传感器(SUT)安装在试块的同一个表面上。传感器的灵敏度是由100kHz到1MHz范围内的激励
Non-destructive testing-Acoustic emission inspection-Secondary calibration of acoustic emission sensors
1.1 This practice is recommended for use in testing and measuring operating characteristics of acoustic emission electronic components or units
Standard Practice for Characterizing Acoustic Emission Instrumentation
RECORD TURNTBLES
RECORD TURNTBLES
本标准规定了表征水声发射器在实际工作状态下大功率发送性能的基本电声参数及其测量方法。 本标准适用于压电型、磁致伸缩型等水声发射器,也适用于由这类发射器所构成的水声发射器阵。本标准中的测量方法适用于在大功率下测量水声发射器,也适用于测量或试验非大功率激励下的水声发射器
Acoustics--High-power characteristics of underwater sound projectors and their measurements
Conventional Submarine Mooring and Navigation Test Regulations Part 70: Test of Hydroacoustic Countermeasure Equipment Launching Device
Transmissions pneumatiques - Méthode d'essai de mesurage du niveau de pression d'émission acoustique des silencieux d'échappement
Pneumatic fluid power -- Test methods for measuring acoustic emission pressure levels of exhaust silencers
Pneumatic fluid power — Test methods for measuring acoustic emission pressure levels of exhaust silencers
This document specifies two methods of measuring the level of acoustic pressure at the outlet of an exhaust silencer: — the first method, called
Pneumatic fluid power — Test methods for measuring acoustic emission pressure levels of exhaust silencers
Pneumatic fluid power — Test methods for measuring acoustic emission pressure levels of exhaust silencers
Pneumatic fluid power. Test methods for measuring acoustic emission pressure levels of exhaust silencers
本标准规定一般水声换能器的主要电声参数的测量、计算和表示方法。 本标准适用的频率范围为1Hz~1MHz。 本标准所规定的测量方法也适用于一般基阵。 大功率下的某些参数应按GB/T 7967-2002的规定进行测量
Acoustics--Measurement of underwater sound transducers
이 표준은 고체 매질의 표면에서 탄성파를 수신하는 음향 방출 센서의 이차 교정 방법에 대하
Non-destructive testing-Acoustic emission inspection-Secondary calibration of acoustic emission sensors
This International Standard specifies a method for the secondary calibration of acoustic emission sensors as receivers of elastic waves at the surface
Non-destructive testing - Acoustic emission inspection - Secondary calibration of acoustic emission sensors
本标准规定了接收固体介质表面弹性波的声发射传感器的一种二级校准方法。本标准适用于实验室的三级标准传感器和用于检测的传感器的校准。本标准给出了传感器对声发射工作中常见的瑞利波产生的频率响应。校准用信号源和待检传感器(SUT)安装在试块的同一个表面上。传感器的灵敏度是由100kHz到1MHz范围内的激励
Non-destructive testing-Acoustic emission inspection-Secondary calibration of acoustic emission sensors
1.1 This practice is recommended for use in testing and measuring operating characteristics of acoustic emission electronic components or units
Standard Practice for Characterizing Acoustic Emission Instrumentation
RECORD TURNTBLES
RECORD TURNTBLES