T/CECS 884-2021 自然排烟窗技术规程

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中国工程建设标准化协会标准
自然排烟窗技术规程
Technical specification for natural smoke exhaust ventilators
T/ CE〔5 884一2021
主编单位:中 国 民 航 大 学
江苏金秋竹集团有限公 司
批准单位:中国工程建设标准化协会
施行 日期:2 0 21年 11月 1日
中国建筑工业出版社
2021 北 京

T/CECS 884-2021,T/CECS 884-2021规范,手动排烟窗,自动排烟窗,自然排烟窗,T/CECS 884-2021 自然排烟窗技术规程

根据中国工程建设标准化协会 《关于印发 <2013年第二批工程建设协会标准制订、修订计划>的通知》(建标协字 〔2013〕119号)的要求,编制组经过深人调查研究,认真总结工程经验,借鉴国内外相关标准及相关研究成果,并在广泛征求意见的基础上,编制了本规程。
本规程共分为 7章和 2个附录,主要技术内容包括:总则、术语和符号、设计、组件和性能、安装和调试、验收、维护管理等。

目 次
1 总则 ····································································· (1)
2 术语和符号 ························································· (2)
2.1 术语 ·································································· (2)
2.2 符号 ·································································· (2)
3 设计 ····································································· (4)
4 组件和性能 ·············································.............. (8)
4.1 组件 ·································································· (8)
4.2 性能 ··································································(9)
5 安装和调试 ···························································· (11)
5.1 安装 ·································································· (11)
5.2 调试 ································································· (12)
6 验收 ····································································· (14)
7 维护管理 ······························································· (16)
附录 A 自然排烟窗有效排烟面积确定试验 ··············· (17)
附录 B 施加荷载下的自然排烟窗开启试验·················· (23)
本规程用词说明 ·················································......··(25)
引用标准名录······························································ (26)
附:条文说明 ···················································…… (27)

1 总 则
1.0.1 为了规范应用自然排烟窗,减少火灾危害,保护人身财产安全,制定本规程。
1.0.2 本规程适用于新建、扩建、改建的工业与民用建筑中自然排烟窗的设计、施工、验收及维护管理。
1.0.3 自然排烟窗的设计、施工、验收及维护管理,应遵循国家的有关方针和政策,积极采用新材料、新技术、新工艺,做到安全可靠、技术先进、经济合理。
1.0.4 自然排烟窗的设计、施工、验收及维护管理除应符合本规程外,尚应符合国家现行有关标准的规定。

2 术语和符号
2.1 术 语
2.1.1 自然排烟窗 natural smoke exhaust ventilator
利用火灾热烟气流的浮力和外部风压作用,将建筑内的烟气和热量直接排至室外的可开启外窗。
2.1.2 手动排烟窗 manually opened natural smoke exhaust ventilator
只能人为手动开启的自然排烟窗。
2.1.3 自动排烟窗automatic natural smoke exhaust ventilator
发生火灾后能自动开启的自然排烟窗,一般由窗体、执行机构、控制系统、管路 (线)等组成。
2.1.4 电动排烟窗 electric natural smoke exhaust ventilator
依靠电力驱动执行机构开启窗扇的自然排烟窗。
2.1.5 气动排烟窗 pneumatic natural smoke exhaust ventilator
依靠气压差驱动执行机构开启窗扇的自然排烟窗。
2.1.6 有效排烟面积 effective aerodynamic area
自然排烟窗实际有效排出烟气的面积,为自然排烟窗开口面积与排烟系数的乘积。

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