| 空调水系统中定压差控制水力平衡措施相关问题探讨(一)——自力式压差平衡阀的选型 |
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| 引用本文： | 沈列丞,马伟骏.空调水系统中定压差控制水力平衡措施相关问题探讨(一)——自力式压差平衡阀的选型[J].暖通空调,2012,42(3):64-69. |
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| 作者姓名： | 沈列丞 马伟骏 |
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| 作者单位： | 华东建筑设计研究院有限公司 |
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| 摘 要： | 为了更好地研究定压差控制对电动调节阀实际流量特性的改善程度,提出了自力式压差平衡阀选型的三要素:阀门公称压力、控制压差和流量系数。分析了四类典型空调水系统中各末端自力式压差平衡阀的计算工况,并按某算例对各系统的末端自力式压差平衡阀进行了实际选型。
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| 关 键 词： | 定压差控制 自力式压差平衡阀 选型方法 |
Constant differential pressure control technique in air conditioning water system (1): Selection method of self-operated differential pressure controllers |
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| Shen Liecheng
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Ma Weijun.Constant differential pressure control technique in air conditioning water system (1): Selection method of self-operated differential pressure controllers[J].Journal Heating Ventilating and Airconditioning,2012,42(3):64-69. |
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| Authors: | Shen Liecheng Ma Weijun |
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| Affiliation: | Shen Liecheng and Ma Weijun East China Architectural Design & Research Institute Co.,Ltd.,Shanghai,China |
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| Abstract: | To improve the real flow characteristics of motorized valves,puts forward the three essentials of selection method: valve nominal pressure,control differential pressure and discharge coefficient.Based on four representative air conditioning water systems,analyses the design condition of self-operated differential pressure controllers,and selects the valves with an actual example. |
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| Keywords: | constant differential pressure control self-operated differential pressure controller selection method |
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