| 通风管间距对冷库地坪通风防冻系统传热性能影响的研究 |
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| 引用本文： | 贾景福,郝满晋,李建华. 通风管间距对冷库地坪通风防冻系统传热性能影响的研究[J]. 安徽农业科学, 2009, 37(22): 10765-10766 |
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| 作者姓名： | 贾景福 郝满晋 李建华 |
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| 作者单位： | 1. 河北农业大学海洋学院,河北秦皇岛,066003
2. 燕山大学建筑工程与力学学院,河北秦皇岛,066004 |
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| 基金项目： | 秦皇岛市科学技术研究与发展指导计划 |
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| 摘 要： | 为了研究通风管间距对冷库地坪通风防冻系统传热性能的影响程度，建立了三维稳态传热数学模型，对传热模型进行了合理的简化，根据系统的传热过程确定了传热模型的定解条件，利用Phoenics软件对通风系统未启动和不同通风管间距下的传热模型分别进行了数值模拟分析。结果表明，对冷库地坪采取机械通风防冻的效果良好，通风管间距对冷库地坪通风防冻系统的传热性能有较大影响。
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| 关 键 词： | 冷库地坪 通风防冻 三维稳态传热 传热性能 管间距 |
Study on Effect of Ventilation Tube Spacing on Thermal Performance of Cold Storage Floor Antifreezing Ventilation System |
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| JIA Jing-fu et al. Study on Effect of Ventilation Tube Spacing on Thermal Performance of Cold Storage Floor Antifreezing Ventilation System[J]. Journal of Anhui Agricultural Sciences, 2009, 37(22): 10765-10766 |
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| Authors: | JIA Jing-fu et al |
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| Affiliation: | JIA Jing-fu et al(Ocean college of Hebei Agricultural University,Qinhuangdao,Hebei 066003) |
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| Abstract: | The research aimed to investigate the effect of ventilation tube spacing on thermal performance of cold storage floor antifreezing ventilation system.A steady three-dimensional mathematical model of heat transfer was set up.The heat-transfer model was simplified reasonably.The definite conditions of the heat-transfer model were confirmed according to the heat-transfer process.The temperature field of this system were simulated and calculated by Phoenics under different kinds of working conditions,such as wi... |
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| Keywords: | Cold storage floor Antifreezing ventilation Steady three-dimensional heat transfer Thermal performance Tube spacing |
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