技术中心

【英文篇名】 Selection and installation of butterfly valves 【作者中文名】 戴旭; 姜可; 【作者英文名】 By Dai Xu★ and Jiang Ke★China Institute of Building Standard Design Beijing; China; 【作者单位】 中国建筑标准设计研究院; 北京筑都方圆建筑设计有限公司; 【文献出处】 暖通空调, Journal of Heating Ventilating 双偏心蝶阀; 三偏心蝶阀; 内漏; 【英文关键词】 centre-pivoted butterfly valve; double-eccentric-pivoted butterfly valve; triple-eccentric-pivoted butterfly valve; inner leakage; 【摘要】 针对目前暖通空调、给水工程中蝶阀存在的因关闭不严而产生内漏的问题,介绍了中线蝶阀、双偏心蝶阀和三偏心蝶阀的构造及特点,探讨了蝶阀选择、安装、使用中应注意的问题。 【英文摘要】 In view of the inner leakage caused by untightly closing of butterfly valves in HVAC and water supply projects currently, presents the structure and sealing principle of centre-pivoted, double-eccentric-pivoted and triple-eccentric-pivoted butterfly valves. Probes into the issues that should be concerned in selection, installation and application of butterfly valves.