GB/T 7894-2023 Active National standards

GB/T 7894-2023 Fundamental technical requirements for hydrogenerators

GB/T 7894-2023 Fundamental technical requirements for hydrogenerators

Publish Date: 2023-09-07 Implement Date: 2024-04-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 7894-2023
Standard Type: National standards
Standard Status: Active
is_force_gb: no
CCS Name: Synchronous motor
ICS Name: Generator
Publish Date: 2023-09-07
Implement Date: 2024-04-01
Publisher: 国家市场监督管理总局、国家标准化管理委员会
Technical Committee: 全国大型发电机标准化技术委员会(SAC/TC 511)
Pages: 45 pages

Scope

本文件规定了水轮发电机及其附属设备的总体技术要求、产品标识、材料和部件存储、工厂和现场试验及供货要求等。本文件适用于与水轮机直接连接、额定容量为25 MVA及以上的三相50 Hz/60 Hz凸极同步发电机(以下简称水轮发电机)。额定容量小于25 MVA的水轮发电机参照执行。

Development Information

Drafting Units:

哈尔滨电机厂有限责任公司、哈尔滨大电机研究所有限公司、东芝水电设备(杭州)有限公司、中国长江电力股份有限公司、浙江富春江水电设备有限公司、华电电力科学研究院有限公司东北分公司、上海福伊特水电设备有限公司、东方电气集团东方电机有限公司、中国大唐集团科学技术研究总院有限公司华北电力试验研究院、中国长江三峡集团有限公司、中国电建集团北京勘测设计研究院有限公司、通用电气水电设备(中国)有限公司、南方电网储能股份有限公司、中国电建集团成都勘测设计研究院有限公司、国网湖北省电力有限公司电力科学研究院、中国大唐集团科学技术研究院有限公司水电科学研究院、中国电建集团华东勘测设计研究院有限公司、湖北清江水电开发有限责任公司、安德里茨(中国)有限公司、哈电发电设备国家工程研究中心有限公司

Drafting Persons:

孙玉田、陈阳、吴金水、陈辉、成德明、王健军、张忠诚、铎林、王艳武、王劲松、邹祖冰、刘政、杨梅、孙星军、贺儒飞、王耀辉、凌在汛、刘喜泉、盛明珺、赵政、张晋境、刘斌、祝海义

Word Count: 89 Thousand words Pages: 45 pages

Replace the following standards

Referenced Standards

GB 50193 IEC 60034-33 IEC 60287-3-1 GB 755-2000 Rotating electrical machines—Rating and performance GB/T 755-2008 Rotating electrical machines—Rating and performance GB/T 755-2019 Rotating electrical machines—Rating and performance GB/T 755.2-2003 Methods for determining losses and efficiency of rotating electrical machinery from tests(excluding machines for traction vehicles) GB/T 2900.25-1994 Electrotechnical terminology—Rotating electrical machines GB/T 2900.25-2008 Electrotechnical terminology—Rotating electrical machines GB/T 8564-2003 Specification installation of hydraulic turbine generator units GB/T 8564-2023 Technical specification for installation of hydraulic turbine-generator units GB/T 10069.1-2006 Measurement of the airborne noise emitted by rotating electrical machines and the noise limits—Part 1:Method for the measurement of airborne noise emitted by rotating electrical machines GB/T 20160-2006 Recommended practice for testing insulation resistance of rotating machinery GB/T 20835-2007 Guides for magnetization test of generator stator core GB/T 20835-2016 Guides for magnetization test of generator stator core GB/T 20835-2024 Guide for magnetization test of generator stator core GB/T 22715-2008 Impulse voltage withstand levels of form-wound stator coils for rotating a.c.machines GB/T 22715-2016 Impulse voltage withstand levels of form-wound stator coils for rotating a.c.machines GB/T 25442-2010 Standard methods for determining losses and efficiency of rotating electrical machines from tests(excluding machines for traction vehicles) GB/T 25442-2018 Standard methods for determining losses and efficiency of rotation electricalmachines from tests(excluding machines for traction vehicles) GB/T 28546-2012 Specification for package,transportation and storage of large and medium hydraulic units GB/T 28570-2012 Technical guide of on-line condition monitoring system for hydraulic turbine and generator units GB/T 32584-2016 Evaluation of mechanical vibration for machine sets in hydraulic power plants and pump-storage plants GB/T 34665-2017 Measurement method of dielectric dissipation factor of electric machinery coil/winding insulation DL/T 507-2014 DL/T 507-2014 Guidelines for Startup Test of Hydropower Generator Sets JB/T 7608-2006 Measuring the insulation loss angle tangent test method and limit value for high-voltage AC motor coil insulation JB 8439-1996 High-voltage motors require anti-corona technology for use in high-altitude areas JB/T 8439-2008 High voltage AC motor anti-corona technology requirements for use in high altitude areas NB/T 47004.1-2017 Plate Heat Exchanger Part 1: Removable Plate Heat Exchanger NB/T 47004.2-2021 Plate Heat Exchanger Part 2: Welded Plate Heat Exchangers DL/T 507-2002 DL/T 507-2002 Specification for Start-up Test of Hydropower Generator Sets JB/T 7608-1994 The test method and limit values for the dielectric loss tangent of the insulation medium of high-voltage alternating current motors' coils GB 50084-2001 Code of design for sprinkler systems GB 50084-2017 Code for design of sprinkler systems T/CSEE 0094-2019 Generator Neutral Point Grounding and Transformer Technology Specification for Complete Equipment GB/T 755-2025 Rotating electrical machines—Rating and performance GB/T 28570-2025 Technical guide of on-line condition monitoring system for hydraulic turbine and generator units NB/T 47004.1-2025 Panel-type heat exchanger Part 1: Removable-type panel-type heat exchanger GB/T 28546-2026 Technical requirements for package,transportation and storage of large and medium hydraulic units

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