GB 6249-1986
Replaced
GB/T 14546-2025
Active
National standards
GB/T 14546-2025 Practice for the design of DC auxiliary power system for nuclear power plants
GB/T 14546-2025 Practice for the design of DC auxiliary power system for nuclear power plants
Basic Information
Standard Code:
GB/T 14546-2025
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Reactor and nuclear power plant safety distribution equipment
ICS Name:
Nuclear power stations, safety
Publish Date:
2025-08-01
Implement Date:
2026-02-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国核仪器仪表标准化技术委员会(SAC/TC 30)
Pages:
36 pages
Scope
本文件规定了核电厂直流电力系统设计的实施方法。
本文件适用于直流电力系统铅酸蓄电池、静止式充电装置及直流配电设备的设计，包括设备的数量和类型的选择；设备额定值的确定；相互连接；仪表、控制和保护等的选择。
本文件不适用于充电装置的交流电源和直流电力系统供电的负载(除非它们影响直流电力系统的设计)，也不适用于机车专用的启动型蓄电池系统。
若以下特殊的应用场景单独设置了独立的蓄电池或不间断电源系统，则不在本文件范围内：
a) 发动机(起动)；
b) 应急照明；
c) 火灾探测和报警；
d) 消防驱动。
Development Information
Drafting Units:
上海核工程研究设计院股份有限公司、中国电力工程顾问集团华东电力设计院有限公司
Drafting Persons:
顾申杰、倪丹、蒋松芳、叶勇健、黄冬艳、孙浩、卢燕芸、张熠、王思聪、刘鑫、魏钰柠、李鑫
Replace the following standards
Referenced Standards
GB/T 3859.1-1993 Semiconductor convertors—Specification of basic requirements
GB/T 3859.1-2013 Semiconductor converters—General requirements and line commutated converters—Part 1-1:Specification of basic requirements
GB/T 3859.2-1993 Semiconductor convertors—Application guide
GB/T 3859.2-2013 Semiconductor converters—General requirements and line commutated converters—Part 1-2:Application guide
GB/T 3859.3-1993 Semiconductor convertors—Transformers and reactors
GB/T 3859.3-2013 Semiconductor converters—General requirements and line commutated converters—Part 1-3:Transformers and reactors
GB/T 3859.4-2004 Semiconductor converter—Self-commutated semiconductor converters including direct d.c.converters
GB/T 12727-2002 Nuclear power plants—Electrical equipment of the safety system—Qualification
GB/T 12727-2017 Qualification of safety class electrical equipment for nuclear power plants
GB/T 12727-2023 Qualification of electrical equipment important to safety for nuclear power plants
GB/T 13286-2001 Criteria for independence of class IE equipment and circuits in nuclear power plants
GB/T 13286-2008 Criteria for independence of class 1E equipment and circuits in nuclear power plants
GB/T 13286-2021 Criteria for independence of class 1E equipment and circuits in nuclear power plants
GB/T 15473-1995 Qualification of class 1E static battery chargers and inverters for nuclear power plants
GB/T 15473-2011 Qualification of class 1E static battery chargers and inverters for nuclear power plants
GB/T 15473-2025 Qualification of class 1E static battery chargers,inverters and uninterruptible power supply systems for nuclear power plants
GB 50217-2018 Standard for design of cables of electric power engineering
NB/T 20028.1-2010 Nuclear Power Plant Batteries Part 1: Capacity Determination
NB/T 20028.2-2010 Nuclear Power Plant Batteries - Part 2: Installation, Design and Installation Guidelines
NB/T 20028.4-2010 Nuclear power plant battery - Part 4: Maintenance, testing and replacement methods
NB/T 20080-2012 Qualification of class 1E lead storage batteries for nuclear power plants
NB/T 20420-2017 The safety-rated cables and connectors for nuclear power plants
Related Standards
GB/T 12726.1-1991
Replaced
GB/T 12726.1-1991 Radiation monitoring equipment for accident and post-accident conditions in nuclear power plants—Part 1:General requirements
GB/T 13178-1991
Replaced
GB/T 13178-1991 Partially depleted gold silicon surface barrier detectors
GB/T 13180-1991
Replaced
GB/T 13180-1991 G-M counter tubes for detecting γ radiation
GB/T 13182-1991
Replaced
GB/T 13182-1991 Scintillation detectors of sodium iodide (thallium)
GB/T 12726.2-1991
Replaced