空气源热泵供暖系统节能诊断方法研究
任玉杰

建科环能科技有限公司，北京市，100013；

摘要：空气源热泵供暖系统的实际运行性能受多种因素的制约和影响。本文提出一种基于热力学完善度与运行匹配度的节能诊断方法。将系统划分为热泵机组、输配及末端三个模块，构建相应指标体系，并基于90户农村地区实测数据给出诊断阈值。结果表明：当机组性能匹配度CDPu＜0.80时，应着重对空气源热泵机组应进行节能诊断；当CDPw＜0.80时，应着重对输配系统进行节能诊断；当地板辐射型、风机盘管型和散热器末端系统TDPsys分别小于0.28、0.26和0.21时，应重点对末端系统进行节能诊断。

关键词：空气源热泵；节能诊断；热力学完善度；实际运行匹配度

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