| 金属薄板风管漏风机理研究与创新实践 |
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| 引用本文： | 冯璐,李兴武,房海峰,史均社,胡春林,曹钰. 金属薄板风管漏风机理研究与创新实践[J]. 暖通空调, 2019, 0(5): 86-94 |
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| 作者姓名： | 冯璐 李兴武 房海峰 史均社 胡春林 曹钰 |
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| 作者单位： | 陕西建工安装集团有限公司 |
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| 基金项目： | 陕西省科技厅社会发展领域重点项目"通风空调系统漏风机理研究与新型金属风管构造创新实践"(编号:2017ZDXM-SF-075);西安市科技局社会发展科技创新示范项目"高气密性金属风管成套新技术应用示范项目"(编号:2017128SF/SF022) |
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| 摘 要： | 提高金属风管本体的严密性,实用可靠的方法是提高板材连接的结构密封效果,具有间隙补偿性是法兰连接系统在各种工况持续有效的条件。通过研究,分析了风管转角缝和法兰连接系统的漏风机理。提出了提高金属风管本体转角缝严密性和法兰连接系统严密性的方案。通过工程试验方法对设计方案进行了验证。
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| 关 键 词： | 风管转角缝 法兰连接系统 严密性 漏风机理 耐压性 补偿性 |
Research and Innovative practice on leakage mechanism of metal sheet air ducts |
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| Feng Lu,Li Xingwu,Fang Haifeng,Shi Junshe,Hu Chunlin,Cao Yu. Research and Innovative practice on leakage mechanism of metal sheet air ducts[J]. Journal Heating Ventilating and Airconditioning, 2019, 0(5): 86-94 |
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| Authors: | Feng Lu Li Xingwu Fang Haifeng Shi Junshe Hu Chunlin Cao Yu |
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| Affiliation: | (SCEGC Installation Group Co.,Ltd.,Xi'an,China) |
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| Abstract: | The most practical and reliable way to improve the tightness of the metal duct is to improve the sealing effect of the plate connection.The clearance compensation performance is a continuous and effective condition for the flange connection system in various working conditions.Reveals the leakage mechanism of the air duct angle joint and the flange connection system by a feature study.Puts forward a scheme to improve the tightness of the corner joint of the metal duct and the flange connection system of the metal duct for the first time.Verifies the design scheme according to the engineering test method. |
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| Keywords: | corner joint of air duct flanged connection system tightness air leakage mechanism pressure resistance compensation |
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