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废止 ISO 20361:2015
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Liquid pumps and pump units — Noise test code — Grades 2 and 3 of accuracy 液体泵和泵单元 - 噪声测试代码 - 等级2和3的精度
发布日期: 2015-06-01
ISO 20361:2015规定了在标准化条件下有效地进行液体泵或泵组空气传播噪声排放的测定、声明和验证所需的所有信息。它规定了噪声测量方法以及用于测试的操作和安装条件。 噪声发射特性包括规定位置的发射声压级和声功率级。这些量的测定对于 声明所述噪声发射值,以及 在设计阶段从源头控制噪声的目的。 这些量的确定对于比较市场上液体泵发出的噪声也是必要的。 ISO 20361:2015的使用确保了空气传播噪声测定的再现性-由所用基本空气传播噪声测量方法的准确度等级确定的规定限值内的排放特性。根据ISO 20361:2015的噪声测量方法为工程方法(2级)和勘测方法(3级)。 ISO 20361:2015没有涉及液体泵产生的结构传播声音和液体传播噪声的表征。
ISO 20361:2015 specifies all the information necessary to carry out efficiently and under standardized conditions the determination, declaration, and verification of the airborne noise emission of liquid pumps or pump units. It specifies the noise measurement methods and the operating and mounting conditions that shall be used for the test. Noise emission characteristics include emission sound pressure levels at specified positions and the sound power level. The determination of these quantities is necessary for
  • declaring the noise emission values, and
  • purpose of noise control at source at the design stage.
The determination of these quantities is also necessary for comparing the noise emitted by liquid pumps on the market. The use of ISO 20361:2015 ensures the reproducibility of the determination of the airborne noise-emission characteristics within specified limits determined by the grade of accuracy of the basic airborne noise measurement method used. Noise measurement methods according to ISO 20361:2015 are engineering methods (grade 2) and survey methods (grade 3). ISO 20361:2015 does not deal with the characterization of the structure-borne sound and liquid-borne noise generated by liquid pumps.
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归口单位: ISO/TC 115
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