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作 者:李昊 金光彬 王天任 钱堃 岳玉亮 齐月松 张彬彬 LI Hao;JIN Guang-bin;WANG Tian-ren;QIAN Kun;YUE Yu-liang;QI Yue-song;ZHANG Bin-bin(Sinopec Star(Beijing)New Energy Research Institute Co.,Ltd.,Beijing 100083,China;China Construction Engineering Research Institute,Beijing 101300,China)
机构地区:[1]中石化新星(北京)新能源研究院有限公司,北京100083 [2]中建工程研究院有限公司,北京101300
出 处:《建筑节能(中英文)》2021年第4期72-75,共4页Building Energy Efficiency
摘 要:天然气是我国北方供暖的主要能源形式,但当前我国的储气能力严重不足。空气源热泵使用电能,可以通过科学合理的系统配置,优化供暖运行费用,缓解天然气需求压力。针对廊坊市某实际供热项目,根据当地的燃气价格和用电价格计算不同室外条件下的盈亏平衡点,为能源配置及系统搭建提供依据。通过eQUEST软件完成负荷计算,进行能源系统配置并对运行费及年费进行分析。结果表明,空气源热泵的装机容量处于50%~70%时的系统配置技术经济性较好,但不同室外条件下的系统配置需要分别计算。可供同类型项目借鉴。As the main energy form of heating in North China, natural gas storage capacity is seriously insufficient. Air source heat pump can optimize the heating operation cost and relieve the pressure of natural gas demand through scientific and reasonable system configuration. This paper calculates the load of a heating project in Langfang, according to the local gas price and electricity price, the break even point under different outdoor conditions is calculated to provide the basis for energy allocation and system construction. Load calculation is completed by eQUEST software, and carry out energy system configuration and operation cost and annual cost analysis. The results show that when the installed capacity of air source heat pump is between 50% and 70%, the technical and economic efficiency of the system configuration is better, but the system configuration under different outdoor conditions needs to be calculated separately. It can be used as reference for similar projects.
分 类 号:TU83[建筑科学—供热、供燃气、通风及空调工程]
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