GB/T 30425-2025 高压直流输电换流阀水冷却设备

ICS29.200

CCSK46

中华人民共和国国家标准

GB/T30425—2025

代替GB/T30425—2013

高压直流输电换流阀水冷却设备

Watercoolingequipmentforconvertervalvesforhighvoltagedirectcurrent

（HVDC）powertransmission

2025⁃04⁃25发布2025⁃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/T30425—2025

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产品规格及型号········································································································2

4.1产品规格···········································································································2

4.2产品型号···········································································································2

5一般使用条件···········································································································3

5.1阀厅·················································································································3

5.2水冷却设备间·····································································································3

5.3户外环境···········································································································3

5.4外冷却水···········································································································3

5.5电源·················································································································3

6技术要求·················································································································4

6.1技术参数···········································································································4

6.2配置和功能········································································································4

6.3外观·················································································································9

6.4绝缘强度···········································································································9

6.5接地电阻···········································································································9

6.6噪声·················································································································9

6.7年可用率··········································································································10

6.8水冷却设备及管道的材料、制造安装及清洗······························································10

7试验·····················································································································10

7.1概述················································································································10

7.2型式试验··········································································································11

7.314

出厂试验··········································································································

7.4现场试验··········································································································14

8包装、运输和贮存·····································································································15

8.1包装················································································································15

8.2运输················································································································16

8.3贮存················································································································16

9标识·····················································································································16

附录A（资料性）水冷却设备选型参数及配置要求······························································17

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GB/T30425—2025

参考文献····················································································································18

图1水冷却设备型号····································································································2

图2水冷却设备流程图·································································································5

图3水冷却设备控制保护系统与换流站直流控制保护系统的连接方式示意图····························9

表1内冷却水的电导率和pH值······················································································4

表2试验项目···········································································································10

表A.1水冷却设备选型参数及配置要求··········································································17

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GB/T30425—2025

前言

本文件按照GB/T1.1—2020《标准化工作导则第1部分：标准化文件的结构和起草规则》的规

定起草。

本文件代替GB/T30425—2013《高压直流输电换流阀水冷却设备》，与GB/T30425—2013相比，

除结构调整和编辑性改动外，主要技术变化如下：

——增加了术语“（高压直流输电换流阀）水冷却设备”“额定冷却容量”“额定冷却功率”“额定流

量”（见3.1、3.5、3.6）；

——删除了术语“间接冷却”“强迫循环”“强迫冷却”“传热系数”“对数平均温度差”（见2013年版

的3.3、3.4、3.8、3.9）；

——更改了术语“内冷却水”“外冷却水”的定义（见3.7、3.8，2013年版的3.6、3.7）；

——更改了产品规格范围（见4.1，2013年版的4.1）；

——更改了水冷却设备型号编制规则（见4.2，2013年版的4.2）；

——更改了户外环境条件（见5.3，2013年版的5.3）；

——更改了外冷却水的要求（见5.4，2013年版的5.4）；

——更改了动力电源的要求（见5.5.1，2013年版的5.5.1）；

——更改了控制电源的要求（见5.5.2，2013年版的5.5.2）；

删除了“其他要求”（见2013年版的5.5.3）；

——

——更改了内冷却水的流量要求（见6.1.3，2013年版的6.1.3）；

——更改了配置和功能中通则的要求（见6.2.1，2013年版的6.2.1）；

——删除了对电动机的要求（见2013年版的6.2.2）；

——删除了对泵的要求及主循环泵配置，增加了对主循环泵和喷淋泵的要求（见6.2.2、6.2.3，2013年

版的6.2.3、6.2.7）；

——删除了对冷却风机的要求（见2013年版的6.2.4）；

——删除了关键设备配置，合并至通则（见6.2.1，2013年版的6.2.1、6.2.5）；

——更改“缓冲配置”为“缓冲稳压装置”（见6.2.4，2013年版的6.2.6）；

——更改了热交换器的要求，并更改了换热性能要求（见6.2.7，2013年版的6.2.10、6.3）；

——更改了监测仪表相关要求（见6.2.8，2013年版的6.2.11）；

——更改了控制保护系统一般要求及冗余配置的要求（见、，2013年版的

、）；

——更改了电源控制的要求（见，2013年版的）；

——更改了备用切换的要求（见，2013年版的）；

——更改了温度控制的要求（见，2013年版的）；

——更改了控制系统的监控要求（见，2013年版的）；

——更改了电气控制柜的要求（见，2013年版的）；

——更改“外冷却水硬度监测”为“外冷却水水质监测”（见0，2013年版的0）；

——更改了报警信号的要求（见2，2013年版的2）；

——更改了跳闸信号的要求（见3，2013年版的3）；

——增加了“接口要求”相关内容（见4）；

——更改了外观的相关要求（见6.3，2013年版的6.4）；

Ⅲ

GB/T30425—2025

——更改了绝缘强度的相关要求（见6.4，2013年版的6.5）；

——更改了接地电阻的相关要求（见6.5，2013年版的6.6）；

——更改了噪声的相关要求（见6.6，2013年版的6.7）；

——更改了材料的相关要求（见6.8.1，2013年版的7.1）；

——增加了“无损检测”相关内容（见）；

——更改了安装的相关要求（见，2013年版的7.2.2）；

——删除了出厂试验需包含换热性能试验的要求（见2013年版的8.1）；

——删除了型式试验需包含通信和接口试验的要求（见2013年版的8.1）；

——更改了绝缘试验的要求（见7.2.2，2013年版的8.2.2）；

——更改了气压试验的要求（见，2013年版的）；

——增加了换热性能试验的试品要求，更改了换热性能试验的试验方法（见7.2.7，2013年版

的8.2.7）；

——更改了噪声测量的要求（见7.2.8，2013年版的8.2.8）；

——更改了电磁兼容试验要求（见7.2.10，2013年版的8.2.10）；

——更改了出厂试验的要求（见7.3，2013年版的8.3）；

——更改了现场试验的要求（见7.4，2013年版的8.4）；

——更改了标识的相关要求（见第9章，2013年版的第10章）。

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。

本文件由中国电器工业协会提出。

本文件由全国电力电子系统和设备标准化技术委员会（SAC/TC60）归口。

本文件起草单位：西安西电电力系统有限公司、西安高压电器研究院股份有限公司、国家电网有限

公司直流技术中心、国网经济技术研究院有限公司、南方电网科学研究院有限责任公司、河南晶锐冷却

技术股份有限公司、常州博瑞电力自动化设备有限公司、许继电气股份有限公司、广州高澜节能技术股

份有限公司、国网四川省电力公司特高压直流中心、国网智能电网研究院有限公司、中国南方电网有限

责任公司超高压输电公司电力科研院、中国南方电网有限责任公司超高压输电公司昆明局、国网江苏

省电力有限公司电力科学研究院、南京南瑞继保工程技术有限公司、中电普瑞电力工程有限公司、国网

福建省电力有限公司电力科学研究院、山东泰开电力电子有限公司、北京国电富通科技发展有限责任

公司、西安电力电子技术研究所有限公司、中国南方电网有限责任公司超高压输电公司大理局、祥博传

热科技股份有限公司、国网四川省电力有限公司电力科学研究院。

本文件主要起草人：焦秀英、周会高、高晟辅、韩海银、同聪维、魏伟、王强、陈武、蔡常群、许钒、杨晓辉、

丘淼生、黄宇、刘倩、周建辉、江龙、王振、李凌飞、徐子萌、冯静波、黄剑湘、徐阳、江楠、侯俊义、肖凯、

晁武杰、雷亚州、秦炜塨、张家斌、任海莹、胡治龙、张腾、黄超、李婧靓、董添华、张怿宁、徐宏争、陈阳、

王孝阳、刘劲松、夏治宇、廖文龙、钟启迪。

本文件于2013年首次发布，本次为第一次修订。

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