This paper analyses the application of Ground Source Heat Pump Technologies in the project of energy-saving reconstruction for existing residential district in northern China with a specific example. As a result, it highlights that Ground Source Heat Pump Technologies has favorable economic and social environment benefit in the Energy-saving, which provides a reference for similar reformation projects.%通过具体实例,对地源热泵技术在北方既有小区节能改造中的应用进行了分析,凸显出地源热泵技术在节能改造中的经济效益和社会环境效益,为北方地区同类工程节能改造提供参考。
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