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GB/T 24337-2009   Power quality—Interharmonics in public supply network (English Version)
Standard No.: GB/T 24337-2009 Status:valid remind me the status change

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Language:English File Format:PDF
Word Count: 3000 words Price(USD):264.0 remind me the price change

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Implemented on:2010-6-1 Delivery: via email in 1 business day
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Standard No.: GB/T 24337-2009
English Name: Power quality—Interharmonics in public supply network
Chinese Name: 电能质量 公用电网间谐波
Chinese Classification: K04    Basic standards and general methods
Professional Classification: GB    National Standard
Issued by: AQSIQ; SAC
Issued on: 2009-09-30
Implemented on: 2010-6-1
Status: valid
Language: English
File Format: PDF
Word Count: 3000 words
Price(USD): 264.0
Delivery: via email in 1 business day
1 Scope This Standard specifies the allowable limit and measuring method of the interharmonic voltage in public supply network. This Standard is applicable to public supply network with rated AC frequency of 50Hz and nominal voltage of 220kV or below. 2 Normative References The following documents contain provisions which, through reference in this text, constitute provisions of this Standard. For dated reference, subsequent amendments to (excluding amending error), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this Standard are encouraged to study whether the latest editions of these documents are applicable. For any undated references, the latest edition of the normative document referred to applies. GB/T 14549-1993 Quality of Electric Energy Supply-Harmonics in Public Supply Network 3 Terms and Definitions 3.1 Point of common coupling (PCC) It refers to the joint through which the user is connected with public supply network. [GB/T 14549-1993, definition 3.1] 3.2 Interharmonic measurement points It refers to the place where the interharmonics of supply network and users are measured. Note: it is changed from GB/T 14549-1993, definition 3.2. 3.3 Fundamental (component) It refers to the component with same frequency and power frequency and obtained by decomposing the Fourier series of periodic alternating current component. [GB/T 14549-1993, definition 3.3] 3.4 Harmonic (component) It refers to the component with a frequency one integral multiple greater than the fundamental frequency and obtained by decomposing the Fourier series of periodic alternating current component. [GB/T 14549-1993, definition 3.4] 3.5 Harmonic order h It refers to the integer ratio of the harmonic frequency to fundamental frequency. [GB/T 14549—1993, definition 3.5] 3.6 Interharmonic component It refers to the component with a frequency other than the integral multiple of the fundamental frequency and obtained by decomposing the Fourier series of periodic alternating current component. 3.7 Interharmonic order ih It refers to the ratio of interharmonic frequency to fundamental frequency. 3.8 Interharmonic ratio (IHR) It refers to the ratio of the root-mean-square value (r.m.s.) of the No. ih interharmonic component included in periodic alternating current component to that of the fundamental component (expressed in percent). The content rate of No. ih interharmonic voltage is expressed in IHRUih. 3.9 Beat frequency It refers to the absolute value of frequency difference (such as interharmonic frequency and fundamental frequency in public supply network) during the integration of two sine wave voltages at different frequencies. 4 Limit 4.1 The content rate of each interharmonic voltage at PCC of 220kV power system or below shall not be greater than the limit specified in Table 1.
1 Scope 2 Normative References 3 Terms and Definitions 4 Limit 5 Measuring Values and Conditions 6 Accuracy of Measuring Instrument Appendix A (Normative) Relation Curve of Interharmonic Voltage Content Rate and Beat Frequency Appendix B (Informative) Interharmonics, Its Hazard and Group Concept Introduction Bibliography
Referred in GB/T 24337-2009:
*GB/T 14549-1993 Quality of Electric Energy Supply - Harmonics in Public Supply Network
GB/T 24337-2009 is referred in:
*NB/T 33015-2014 Technical guideline for electrochemical energy storage system interconnecting with distribution network
*GB/T 19964-2012 Technical requirements for connecting photovoltaic power station to power system
*GB/T 29319-2012 Technical requirements for connecting photovoltaic power system to distribution network
*Q/GDW 617-2011 Technical rule for photovoltaic power station connected to Power Grid
*Q-GDW 618-2011 Test Procedures for photovoltaic power station connected to Power Grid
*Q/GDW 564-2010 Technical guideline for electric energy storage system interconnecting to distribution network
*GB/T 36994-2018 Wind turbines—Test procedure of grid adaptability
*T/CNESA 1202-2020 General technical requirements for flywheel energy storage systems
*GB/T 33593-2017 Technical requirements for grid connection of distributed resources
*GB/T 36548-2018 Test specification for electrochemical energy storage system connected to power grid
*GB/T 36547-2018 Technical rule for electrochemical energy storage system connected to power grid
*Q/GDW 1480-2015 Technical rule for distributed resources connected to power grid
*GB/T 36558-2018 General technical requirements for electrochemical energy storage system in power system
*GB/T 42322-2023 Energy internet system—Interconnection of active distribution network
*GB/T 37408-2019 Technical requirements for photovoltaic gird-connected inverter
*GB/T 36558-2023 General technical requirements for electrochemical energy storage system of power system
*GB/T 34120-2023 Technical requirements for power conversion system of electrochemical energy storage system
*GB/T 34133-2023 Testing code for power conversion system of energy storage system
*GB/T 43526-2023 Technical requirements for connecting user-side electrochemical energy storage system to distribution network
*GB/T 36547-2024 Technical requirements for connecting electrochemical energy storage station to power grid
*GB/T 36548-2024 Test code for electrochemical energy storage station connected to power grid
*GB/T 19964-2024 Technical requirements for connecting photovoltaic power station to power system
*GB/T 19963.1-2021 Technical specification for connecting wind farm to power system—Part 1: On shore wind power
*Q/GDW 618-2011 Test Procedures for photovoltaic power station connected to Power Grid
Code of China
Standard
GB/T 24337-2009  Power quality—Interharmonics in public supply network (English Version)
Standard No.GB/T 24337-2009
Statusvalid
LanguageEnglish
File FormatPDF
Word Count3000 words
Price(USD)264.0
Implemented on2010-6-1
Deliveryvia email in 1 business day
Detail of GB/T 24337-2009
Standard No.
GB/T 24337-2009
English Name
Power quality—Interharmonics in public supply network
Chinese Name
电能质量 公用电网间谐波
Chinese Classification
K04
Professional Classification
GB
ICS Classification
Issued by
AQSIQ; SAC
Issued on
2009-09-30
Implemented on
2010-6-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
Language
English
File Format
PDF
Word Count
3000 words
Price(USD)
264.0
Keywords
GB/T 24337-2009, GB 24337-2009, GBT 24337-2009, GB/T24337-2009, GB/T 24337, GB/T24337, GB24337-2009, GB 24337, GB24337, GBT24337-2009, GBT 24337, GBT24337
Introduction of GB/T 24337-2009
1 Scope This Standard specifies the allowable limit and measuring method of the interharmonic voltage in public supply network. This Standard is applicable to public supply network with rated AC frequency of 50Hz and nominal voltage of 220kV or below. 2 Normative References The following documents contain provisions which, through reference in this text, constitute provisions of this Standard. For dated reference, subsequent amendments to (excluding amending error), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this Standard are encouraged to study whether the latest editions of these documents are applicable. For any undated references, the latest edition of the normative document referred to applies. GB/T 14549-1993 Quality of Electric Energy Supply-Harmonics in Public Supply Network 3 Terms and Definitions 3.1 Point of common coupling (PCC) It refers to the joint through which the user is connected with public supply network. [GB/T 14549-1993, definition 3.1] 3.2 Interharmonic measurement points It refers to the place where the interharmonics of supply network and users are measured. Note: it is changed from GB/T 14549-1993, definition 3.2. 3.3 Fundamental (component) It refers to the component with same frequency and power frequency and obtained by decomposing the Fourier series of periodic alternating current component. [GB/T 14549-1993, definition 3.3] 3.4 Harmonic (component) It refers to the component with a frequency one integral multiple greater than the fundamental frequency and obtained by decomposing the Fourier series of periodic alternating current component. [GB/T 14549-1993, definition 3.4] 3.5 Harmonic order h It refers to the integer ratio of the harmonic frequency to fundamental frequency. [GB/T 14549—1993, definition 3.5] 3.6 Interharmonic component It refers to the component with a frequency other than the integral multiple of the fundamental frequency and obtained by decomposing the Fourier series of periodic alternating current component. 3.7 Interharmonic order ih It refers to the ratio of interharmonic frequency to fundamental frequency. 3.8 Interharmonic ratio (IHR) It refers to the ratio of the root-mean-square value (r.m.s.) of the No. ih interharmonic component included in periodic alternating current component to that of the fundamental component (expressed in percent). The content rate of No. ih interharmonic voltage is expressed in IHRUih. 3.9 Beat frequency It refers to the absolute value of frequency difference (such as interharmonic frequency and fundamental frequency in public supply network) during the integration of two sine wave voltages at different frequencies. 4 Limit 4.1 The content rate of each interharmonic voltage at PCC of 220kV power system or below shall not be greater than the limit specified in Table 1.
Contents of GB/T 24337-2009
1 Scope 2 Normative References 3 Terms and Definitions 4 Limit 5 Measuring Values and Conditions 6 Accuracy of Measuring Instrument Appendix A (Normative) Relation Curve of Interharmonic Voltage Content Rate and Beat Frequency Appendix B (Informative) Interharmonics, Its Hazard and Group Concept Introduction Bibliography
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Keywords:
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