标准解读

《GB/T 47512-2026 核电厂取水堵塞物防控设计要求》是一项国家标准,旨在规范核电厂在设计阶段如何有效预防和控制取水系统中可能出现的堵塞问题。该标准详细规定了从选址、设计到运行维护各环节应遵循的原则和技术措施,以确保核电厂安全稳定运行的同时,最大限度地减少因取水口堵塞导致的风险。

标准首先强调了选址的重要性,指出在规划阶段就应当充分考虑周围环境因素对取水系统可能造成的影响,包括但不限于海洋生物、沉积物、漂浮垃圾等潜在威胁。此外,还要求根据具体地理位置特点采取相应防护措施,比如设置物理屏障或采用化学处理方法来防止杂物进入取水管道。

在设计方面,《GB/T 47512-2026》提出了多项具体建议,如合理布局取水口位置,确保其远离污染物密集区域;采用高效过滤装置,并定期检查维护以保持良好工作状态;对于已知存在高风险的特定类型堵塞物,则需要特别设计专门的清除机制。同时,也鼓励使用先进的监测技术实时监控水质状况及早发现异常情况。

此外,该标准还涉及到了应急响应计划的制定,要求每个核电厂都必须建立一套完善的应急预案,在发生严重堵塞事件时能够迅速启动,通过快速有效的行动将损失降到最低。这包括但不限于立即停止受影响机组运行、启动备用冷却水源以及与当地环保部门协调合作等内容。


如需获取更多详尽信息,请直接参考下方经官方授权发布的权威标准文档。

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  • 2026-04-30 颁布
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文档简介

ICS27.120.20

CCSF63

中华人民共和国国家标准

GB/T47512—2026

核电厂取水堵塞物防控设计要求

Designrequirementsforthepreventionandcontrolofwaterintakeblockages

innuclearpowerplants

2026⁃04⁃30发布2026⁃11⁃01实施

国家市场监督管理总局

国家标准化管理委员会发布

GB/T47512—2026

目次

前言··························································································································Ⅲ

1范围·······················································································································1

2规范性引用文件········································································································1

3术语和定义··············································································································1

4基本要求·················································································································2

4.1总体要求···········································································································2

4.2基础资料的收集要求····························································································3

4.3堵塞物防控设施对外部事件的设防要求····································································4

5堵塞物调查与风险评估·······························································································4

5.1堵塞物调查········································································································4

5.2风险评估···········································································································6

6取水卷吸设计···········································································································6

6.1一般规定···········································································································6

6.2取水卷吸研究内容和方法······················································································6

7堵塞物监测预警········································································································7

7.1一般规定···········································································································7

7.2监测·················································································································7

7.3预警·················································································································8

7.4监测预警设备·····································································································8

7.5监测预警平台·····································································································9

8驱离处置·················································································································9

9拦截设施···············································································································10

9.1预过滤设施·······································································································10

9.2循环水过滤设施·································································································12

9.3厂用水系统·······································································································12

9.4结构设计··········································································································12

10配套设施··············································································································13

10.1一般规定········································································································13

10.2电气设计········································································································13

10.3仪控设计········································································································14

11堵塞物管理和设施维护要求······················································································14

11.1堵塞物管理·····································································································14

11.2设施维护········································································································14

GB/T47512—2026

附录A(资料性)堵塞物调查参数··················································································16

A.1海洋生物类堵塞物·····························································································16

A.2非海洋生物类堵塞物··························································································16

附录B(资料性)取水卷吸研究内容和方法······································································17

B.1研究目的·········································································································17

B.2研究内容·········································································································17

B.3数值模拟及评估方法··························································································17

B.4物理模拟及评估方法··························································································19

参考文献····················································································································21

GB/T47512—2026

前言

GB/T1.1—20201

本文件按照《标准化工作导则第部分:标准化文件的结构和起草规则》的规

定起草。

请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。

本文件由全国核能标准化技术委员会(SAC/TC58)提出并归口。

本文件起草单位:深圳中广核工程设计有限公司、核工业标准化研究所、中广核工程有限公司、

中国核电工程有限公司、上海核工程设计研究院股份有限公司、南华大学、生态环境部核与辐射安全中

心、交通运输部天津水运工程科学研究所、江苏电力装备有限公司、中广核核电运营有限公司、阳江核

电有限公司、长江水利委员会长江科学院、中广核苍南核电有限公司。

本文件主要起草人:吴庆旺、谢陈平、王增琛、潘国栋、祝奇超、解鸣晓、陈静、纪忠华、王慧、於凡、刘鑫、

田新华、张正楼、白玮、王广、吴飞飞、王恒、高春燕、杨廷、何力、郑金阁、夏愈卓、张荣勇、何小奇、李强、

罗岁丰、桂志华、梁蕴、王冉旭、侯志强、于涛、蔡莹、陈珍平、邓平赳。

GB/T47512—2026

核电厂取水堵塞物防控设计要求

1范围

本文件规定了海水直流冷却核电厂防控海洋生物及漂浮物等取水堵塞物的设计要求。

本文件适用于采用海水直流冷却核电厂的取水堵塞物防控设计。循环供水核电厂取水堵塞物的

防控设计参考使用。

2规范性引用文件

下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。其中,注日期的引用文

件,仅该日期对应的版本适用于本文件;不注日期的引用文件,其最新版本(包括所有的修改单)适用于

本文件。

GB/T22239

信息安全技术网络安全等级保护基本要求

GB50052供配电系统设计规范

JTG

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