GB/T 44684-2024 超临界二氧化碳锅炉

ICS

27.060.30

CCS

J98

中华人民共和国国家标准

GB/T44684—2024

超临界二氧化碳锅炉

Supercriticalcarbondioxideboilers

2024-09-29发布2025-04-01实施

国家市场监督管理总局

发布

国家标准化管理委员会

GB/T44684—2024

目次

1

范围

1

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2

规范性引用文件

1

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3

术语和定义

1

···························································································

4

锅炉范围界定

2

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4.1

锅炉范围

2

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4.2

锅炉本体

3

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4.3

锅炉范围内管道

3

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4.4

安全附件和仪表

3

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5

型号和参数

4

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5.1

型号

4

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5.2

参数

4

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6

一般要求

5

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7

材料

5

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8

设计

5

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8.1

集箱与管道

5

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8.2

气冷壁

6

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8.3

高温受热面

6

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8.4

分流省煤器

6

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9

制造和检验

7

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10

安全附件及仪表

7

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10.1

安全阀及其排放管路

7

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10.2

温度测量装置

7

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10.3

压力测量装置

8

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10.4

联锁保护

8

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10.5

其他

8

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11

产品铭牌、涂装、包装和随机文件

9

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11.1

产品铭牌

9

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11.2

涂装和包装

9

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11.3

随机文件

9

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12

安装与运行

9

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附录A（资料性）

超临界二氧化碳物性数据

10

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附录B（资料性）

超临界二氧化碳布雷顿循环发电机组启动前吹管方法

37

···························

B.1

预吹扫

37

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B.2

闭式稳压吹管

39

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Ⅰ

GB/T44684—2024

B.3

吹管质量标准

40

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附录C（资料性）

超临界二氧化碳锅炉工质采样方法

41

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C.1

方法提要

41

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C.2

采样系统

41

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C.3

采样条件

41

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C.4

采样步骤

42

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附录D（资料性）

二氧化碳品质要求和检测方法

43

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D.1

二氧化碳的品质要求

43

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D.2

二氧化碳品质检测方法

43

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参考文献

46

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Ⅱ

GB/T44684—2024

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。

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。

本文件由全国锅炉压力容器标准化技术委员会（SAC/TC262）提出并归口。

本文件起草单位：中国特种设备检测研究院、哈尔滨锅炉厂有限责任公司、西安热工研究院有限公

司、哈尔滨工业大学、华北电力大学、哈尔滨电气科学技术有限公司、上海发电设备成套设计研究院有

限责任公司、华中科技大学、东方电气集团东方锅炉股份有限公司、西安交通大学。

本文件主要起草人：李军、刘光奎、钱公、魏国华、高建民、黄莺、向军、李红智、白文刚、

杜谦、朱忠亮、谢敏、苏宏亮、陈新中、王硕、董鹤鸣、闫凯、郝维勋、赵广播、张乃强、朱幼君、

曾洁、梁志远、赵加星。

Ⅲ

GB/T44684—2024

超临界二氧化碳锅炉

1范围

本文件规定了超临界二氧化碳锅炉（以下简称锅炉）的材料、设计、制造和检验、安全附件及仪

表、安装与运行等方面的通用技术要求。

本文件适用于采用超临界二氧化碳作为工质，额定出口工质温度大于或等于500℃、额定出口工作

压力大于或等于14MPa、单台出力小于或等于50MW的锅炉。

2规范性引用文件

下列文件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。

GBZ1工业企业设计卫生标准

GBZ2.1工作场所有害因素职业接触限值第1部分：化学有害因素

GBZ/T223工作场所有毒气体检测报警装置设置规范

GB/T2900.48电工名词术语锅炉

GB/T8174设备及管道绝热效果的测试与评价

GB13223火电厂大气污染物排放标准

GB13271锅炉大气污染物排放标准

GB/T16507（所有部分）水管锅炉

GB/T17357设备及管道绝热层表面热损失现场测定热流计法和表面温度法

GB/T22395锅炉钢结构设计规范

GB/T23938高纯二氧化碳

GB/T34348电站锅炉技术条件

DL/T435电站锅炉炉膛防爆规程

NB/T10939锅炉用材料入厂验收规则

NB/T47043锅炉钢结构制造技术规范

NB/T47049管式空气预热器制造技术条件

NB/T47055锅炉涂装和包装通用技术条件

NB/T47060回转式空气预热器

3术语和定义

GB/T2900.48界定的以及下列术语和定义适用于本文件。

3.1

超临界二氧化碳supercriticalcarbondioxide

压力大于7.38MPa、温度大于31.1℃的二氧化碳。

1