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GB/T 41995-2022 English PDF

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US$409.00 · In stock
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GB/T 41995-2022: Technical specification for evaluating the operation characteristics of grid-connected microgrids
Status: Valid

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Basic data

Standard ID: GB/T 41995-2022 (GB/T41995-2022)
Description (Translated English): Technical specification for evaluating the operation characteristics of grid-connected microgrids
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: F19
Classification of International Standard: 27.010
Word Count Estimation: 22,290
Date of Issue: 2022-10-14
Date of Implementation: 2023-05-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 41995-2022: Technical specification for evaluating the operation characteristics of grid-connected microgrids

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Technical specification for evaluating the operation characteristics of grid-connected microgrids ICS 27.010 CCSF19 National Standards of People's Republic of China Technical specification for evaluation of operating characteristics of grid-connected microgrid 2023-05-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration directory Preface I 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Basic regulations 2 5 Evaluation items and content 2 5.1 Evaluation item 2 5.2 Evaluation content 3 5.3 Evaluation Process 4 6 Evaluation method 4 6.1 General provisions 4 6.2 Evaluation of Active Power Control 4 6.3 Evaluation of reactive power control 5 6.4 Grid-connected operation adaptability evaluation 7 6.5 On-grid and off-grid switching evaluation8 6.6 Power quality evaluation of grid-connected operation 10 6.7 Evaluation of the proportion of renewable energy11 6.8 Black start evaluation 11 7 Evaluation Conclusions 12 Appendix A (Normative) Grid-connected Microgrid Operational Characteristics Evaluation Materials 13 A.1 Microgrid Data 13 A.2 Reporting information 13 Appendix B (Informative) Grid-connected Microgrid Operational Characteristics Evaluation Process 14 Appendix C (normative) Microgrid Power Dynamic Response Characteristics Test Method 15 Appendix D (normative) Operational Characteristics Evaluation Table 17

foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" drafted. Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents. This document is proposed by China Electricity Council. This document is under the jurisdiction of the National Standardization Technical Committee on Microgrid and Distributed Power Integration (SAC/TC564). This document is drafted by. China Electric Power Research Institute Co., Ltd., State Grid Shanghai Energy Internet Research Institute Co., Ltd., State Grid Zhejiang Provincial Electric Power Co., Ltd. Electric Power Research Institute, State Grid Shandong Electric Power Company Electric Power Research Institute, Yunnan Power Grid Co., Ltd. Electric Power Division Research Institute, Jiangsu Hewangyuan Electric Co., Ltd., State Grid Shanghai Electric Power Company Electric Power Research Institute, State Grid Shandong Comprehensive Energy Service Co., Ltd. Co., Ltd., State Grid Zhejiang Comprehensive Energy Service Co., Ltd., Shuifa Xingye Energy (Zhuhai) Co., Ltd., Zhejiang Nandu Energy Internet Co., Ltd. Company, TBEA Xi'an Electric Technology Co., Ltd., Hubei Yiwei Power Co., Ltd., Shanghai Paineng Energy Technology Co., Ltd. The main drafters of this document. Wu Ming, Yu Hui, Niu Geng, Liu Haitao, Li Peng, Su Shi, Sun Shumin, Ji Yu, Zhao Bo, Kou Lingfeng, Zhang Xuesong, Yu Peng, Shi Shanshan, Wang Ruiqi, Yan Yuting, Nie Jianbo, Wang Yuejiao, Cheng Lijun, Fang Chen, Wei Xinchi, Xiong Xiong, Ding Baodi, Zhang Ying, Qu Xiaoyun, Zheng Qingtao, Ma Wuxing, Wu Xianzhang, Huang Lang, Chen Xiang, Shi Lu. Technical specification for evaluation of operating characteristics of grid-connected microgrid

1 Scope

This document specifies the evaluation items and contents, evaluation methods and evaluation conclusions of the operation characteristics of grid-connected microgrids. This document is applicable to new construction, reconstruction and expansion of grid-connected microgrids connected to power grids with voltage levels of 35kV and below.

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document. GB/T 12325 Power Quality Supply Voltage Deviation GB/T 12326 Power Quality Voltage Fluctuation and Flicker GB/T 14549 Power Quality Harmonics of Public Grid GB/T 15945 Power Quality Power System Frequency Deviation GB/T 17626.30-2012 Electromagnetic Compatibility Test and Measurement Technology Power Quality Measurement Method GB/T 24337 Power Quality Harmonics Between Public Grids GB/T 33589 Technical Regulations for Microgrid Access to Power System GB/T 34129 Test specification for microgrid access to distribution network GB/T 51250 Code for commissioning and acceptance of microgrid connected to distribution network system DL/T 620 Overvoltage protection and insulation coordination of AC electrical installations

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 microgrid It is composed of distributed power generation, electricity load, monitoring, protection and automation devices (including energy storage devices if necessary), and is a basic Small-scale power supply system with internal power balance. Note. Microgrids are divided into grid-connected microgrids and independent microgrids. [Source. GB/T 33589-2017, 3.2] 3.2 grid-connectedmicrogrid It can be connected to the external grid or run independently, and the microgrid is mainly connected to the grid. [Source. GB/T 33589-2017, 3.3] 3.3 The electrical connection point of the microgrid to the external grid. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 41995-2022_English be delivered?

Answer: Upon your order, we will start to translate GB/T 41995-2022_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 41995-2022_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 41995-2022_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.