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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이 규격은 터보 펌프(수중 모터 펌프를 제외한다.), 로터리형 펌프, 왕복 펌프(유압 펌프
Methods of A-weighted sound pressure level measurement for pumps
Methods of A-weighted sound pressure level measurement for pumps
本标准规定了真空泵发射噪声的测量方法以及标示,规定了进行测量时安装、负载和工作条件,规定了下列两项发射噪声测量表示方法: ——规定了负载条件下的声功率级; ——规定了负载条件下在工作位置上发射的声压级。 本标准适用于机械真空泵(以下简称泵)的噪声测量
Vacuum technology.Noise measurement for vacuum pumps
Noise of machines. Liquid pumps. Noise tests
本标准规定了容积真空泵噪声的测量方法。 本标准适用于极限压力低于100Pa,并能直接向大气空间排气的容积真空泵噪声声功率级的测量
Methods of measurement for noise emitted by positive - displacement vacuum pumps
本标准规定了一个反射平面上自由声场条件下噪声声功率级的工程测定法。混响室内噪声声功率级工程测定法作为附录(补充件)列入(见附录D)。 本标准适用于包括原动机在内的机动、计量、试压、船用等往复泵机组和蒸气往复泵(以下简称泵机组)噪声声功率级的测定
Determination of sound power level for noise emitted by reciprocating pump--Engineering method
Engineering method for measuring sound power level of reciprocating pump noise
本标准适用于内燃机水泵(以下简称泵) 的噪声评价
Noise limits and measurement methods of water pumps for internal combustion engines
Hydraulic pumps. Noise test code. Accuracy grades 2 and 3
Noise of machines. Engineering methods for measurement of noise of compressors and vacuum pumps
Methods of noise measurement for pumps
Acoustics-Noise test code for compressors and vacuum pumps-Engineering method(Grade 2)
Spracovatel': ?eskoslovensk? ústav pre atestáciu prístrojov a zariadení, Pie??any, lng. Peter Galo, Ing. Ladislav Mihal?ík, Rudolf Chnapko Odborov
Circulating pumps for central heating. Critical values, methods of measurement and evaluation of noise.
Acoustics - Noise test code for compressors and vacuum pumps - Engineering method (grade 2) (ISO 2151:2004); German version EN ISO 2151:2008 / Note: DIN EN ISO 2151 (2004-06) remains valid alongside this standard until 2009-12-28.
本标准规定了在包络泵的测量表面上测量声压级的环境要求、测量仪器、泵的安装和工作条件、表面声压级的测量和声功率级的计算以及泵的噪声级别评价方法。 本标准适用于除潜液泵、往复泵以外的各种型式、电动机驱动的、工作介质为液体的泵或泵的机组
Methods of measuring and evaluating noise of pumps
이 규격은 터보 펌프(수중 모터 펌프를 제외한다.), 로터리형 펌프, 왕복 펌프(유압 펌프
Methods of A-weighted sound pressure level measurement for pumps
Methods of A-weighted sound pressure level measurement for pumps
本标准规定了真空泵发射噪声的测量方法以及标示,规定了进行测量时安装、负载和工作条件,规定了下列两项发射噪声测量表示方法: ——规定了负载条件下的声功率级; ——规定了负载条件下在工作位置上发射的声压级。 本标准适用于机械真空泵(以下简称泵)的噪声测量
Vacuum technology.Noise measurement for vacuum pumps
Noise of machines. Liquid pumps. Noise tests
本标准规定了容积真空泵噪声的测量方法。 本标准适用于极限压力低于100Pa,并能直接向大气空间排气的容积真空泵噪声声功率级的测量
Methods of measurement for noise emitted by positive - displacement vacuum pumps
本标准规定了一个反射平面上自由声场条件下噪声声功率级的工程测定法。混响室内噪声声功率级工程测定法作为附录(补充件)列入(见附录D)。 本标准适用于包括原动机在内的机动、计量、试压、船用等往复泵机组和蒸气往复泵(以下简称泵机组)噪声声功率级的测定
Determination of sound power level for noise emitted by reciprocating pump--Engineering method
Engineering method for measuring sound power level of reciprocating pump noise
本标准适用于内燃机水泵(以下简称泵) 的噪声评价
Noise limits and measurement methods of water pumps for internal combustion engines
Hydraulic pumps. Noise test code. Accuracy grades 2 and 3
Noise of machines. Engineering methods for measurement of noise of compressors and vacuum pumps
Methods of noise measurement for pumps
Acoustics-Noise test code for compressors and vacuum pumps-Engineering method(Grade 2)
Spracovatel': ?eskoslovensk? ústav pre atestáciu prístrojov a zariadení, Pie??any, lng. Peter Galo, Ing. Ladislav Mihal?ík, Rudolf Chnapko Odborov
Circulating pumps for central heating. Critical values, methods of measurement and evaluation of noise.
Acoustics - Noise test code for compressors and vacuum pumps - Engineering method (grade 2) (ISO 2151:2004); German version EN ISO 2151:2008 / Note: DIN EN ISO 2151 (2004-06) remains valid alongside this standard until 2009-12-28.
本标准规定了在包络泵的测量表面上测量声压级的环境要求、测量仪器、泵的安装和工作条件、表面声压级的测量和声功率级的计算以及泵的噪声级别评价方法。 本标准适用于除潜液泵、往复泵以外的各种型式、电动机驱动的、工作介质为液体的泵或泵的机组
Methods of measuring and evaluating noise of pumps