GB/T 20549-2006
Replaced
GB/Z 17626.40-2025
Active
National standards
GB/Z 17626.40-2025 Electromagnetic compatibility—Testing and measurement techniques—Part 40:Digital methods for the measurement of power quantities of modulated or distorted signals
GB/Z 17626.40-2025 Electromagnetic compatibility—Testing and measurement techniques—Part 40:Digital methods for the measurement of power quantities of modulated or distorted signals
Basic Information
Standard Code:
GB/Z 17626.40-2025
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Electromagnetic compatibility
ICS Name:
\nElectromagnetic compatibility integration
Publish Date:
2025-12-03
Implement Date:
1970-01-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国电磁兼容标准化技术委员会(SAC/TC 246)
Pages:
36 pages
Scope
本文件为指导性技术文件，涉及电气量（电压方均根RMS值、电流RMS值和有功功率）的评估。该文件解释并比较了两种适用于波动或非周期性负载电气量测量的数字算法。这些示例来自50 Hz或60 Hz电力系统。
本文件不试图涵盖波动负载电气量评估算法的所有可能的数字手段，例如，前后几个IEC文件中描述的电磁兼容（EMC）评估情况。相反，它比较了平均算法与其中一种滤波算法。本文件旨在重点介绍一些应用示例，以说明所述算法的工作原理。此外，还为量化每种方法的准确度提供了指导。
Development Information
Drafting Units:
中国电力科学研究院有限公司、深圳供电局有限公司、工业和信息化部电子第五研究所、国网四川省电力公司营销服务中心、煤炭科学技术研究院有限公司、广东电网有限责任公司电力科学研究院、深圳市计量质量检测研究院
Drafting Persons:
贺伟、万保权、余鹏、张建功、朱文立、徐吉来、刘丽娜、廖正海、田杰、辛中华、刘健犇、尹婷、李妮、干喆渊、黄缙华、赵军、王延召、刘兴发、张业茂、路遥、胡静竹、谢辉春、赵阳、史云雷
Same series standard
GB/T 17626.9-2025 Electromagnetic compatibility—Testing and measurement techniques—Part 9:Impulse magnetic field immunity test
GB/Z 17626.32-2025 Electromagnetic compatibility—Testing and measurement techniques—Part 32:High-altitude electromagnetic pulse(HEMP) simulator compendium
GB/Z 17626.35-2025 Electromagnetic compatibility—Testing and measurement techniques—Part 35:HPEM simulator compendium
Referenced Standards
IEC TR 61000-1-7:2016
Adopt standards
IEC TR 61000-4-40:2020
Related Standards
GB/T 18039.8-2012
Active
GB/T 18039.8-2012 Electromagnetic compatibility—Environment—Description of HEMP environment—Conducted disturbance
GB/T 13837-2012
Replaced
GB/T 13837-2012 Sound and television broadcast receivers and associated equipment—Radio disturbance characteristics—Limits and methods of measurement
GB/T 18039.9-2013
Active
GB/T 18039.9-2013 Electromagnetic compatibility—Environment—Compatibility levels for low-frequency conducted disturbances and signaling in public medium-voltage power supply systems
GB/T 30556.7-2014
Active
GB/T 30556.7-2014 Electromagnetic compatibility—Installation and mitigation guidelines—Degrees of protection provided by enclosures against electromagnetic disturbances(EM code)
GB/Z 30556.3-2017
Active