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证券营业部夏季空调动态冷负荷的研究

Research of Air Conditioning Dynamic Cooling Load in Summer in the Stock Exchange

【作者】 余丽霞

【导师】 梁则智;

【作者基本信息】 太原理工大学 , 市政工程, 2003, 硕士

【摘要】 目前建筑物的年能耗量中,为满足室内温湿度要求的空调系统能耗所占的比例约为50%,在强调可持续发展的今天,如何协调满足室内环境的舒适性与能源消耗和环境保护之间的矛盾,成为人们关注的热点。而空调系统的动态负荷计算则是建筑空调节能的基础。 本文即以空调负荷有特点的证券营业部为研究对象,通过建立模型,理论计算分析,最后与实验结果对比分析,研究其空调动态负荷。首先,以实验为基础建立了证券营业部的建筑模型及空调动态冷负荷分析模型;其次,通过逐时逐日计算出了其夏季(4月—10月)空调动态冷负荷、各分项冷负荷在空调总冷负荷中所占的比例及空调冷负荷时间频数,并运用双负荷曲线法对每日最大冷负荷与每日最小冷负荷进行分析;最后,与实测数据进行对比,二者曲线基本符合,效果良好,证明所建模型适当。因此,本文所建的空调动态冷负荷分析模型及对冷负荷的分析方法可以为太原市该类建筑的夏季空调设计及运行提供参考。

【Abstract】 Now, the proportion of energy consumption of air conditioning system that meets the requirements of indoor temperature and humidity is about fifty percent in the building yearly energy consumption. How to harmonize the contradiction between meeting indoor cosy environment energy consumption and protection has turned into a hot question. The dynamic load calculation of air conditioning system is the base of air conditioning energy economy.The object of study of the thesis is a stock exchange.Its load of air conditioning system is typical. Through building model , theory analysis and in contrast with the experimentresult study the dynamic cooling load of air conditioning system in the stock exchange. First, build the building model and air conditioning dynamic cooling load analysis model of the stock exchange in the basis of the experiment. Second, calculate the air conditioning dynamic cooling load in summer(April to October)hourly by software simulation, obtain the maximum cooling load daily, the minimum cooling load daily, the proportion of each cooling load occupying the total cooling load and cooling load time frequence,analyse them by using twin load curves. Last, contrast theoretical calculations with test results, analyse them and prove the model proper. Therefore, the model built and the analysis method can provide design operation reference for air conditioning system of the kind of building.

  • 【分类号】TU831.8
  • 【被引频次】2
  • 【下载频次】126
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