等舒适性转轮除湿空调系统性能

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1、等舒适性转轮除湿空调系统性能郝红，张于峰，周国兵，谢慧(1．天津大学环境科学与工程学院，天津300072；2．沈阳建筑大学市政与环境工程学院，沈阳110168)摘要：分析了太阳能作为再生热源时等舒适性室内状态点下，两种类型的转轮除湿、蒸气压缩和蒸发冷却相结合的转轮除湿空调系统。建立了系统的物理模型并对系统进行数学描述，通过与相同条件下常规蒸气压缩空调系统的计算比较分析，得出转轮除湿空调系统的空气质量流量减少了9．74％，制冷剂质量流量分另减少59．7l％和71．43％；压缩系统性能系数分另提高了11．78％和l6．38％；压缩机能耗分另节省了64．17％和76，35％；总负荷能耗

2、分别节省了34．23％和42．32％．在室外工况不同时，发现在干热的气候条件下(如河南三门峡)，系统节能明显，分别达到了69．94％和78．Ol％；而在湿热的气候条件下(如安徽蚌埠)，系统节能不明显，但仍达到16．13％和23．82％．关键词：等舒适性；转轮除湿；数学模型；压缩机能耗；总负荷能耗中圈分类号：TB6文献标志码：A文章编号：0493-2137(2006)06-0751-06PerformanceofHybridAirConditionUsingDesiccantWheelwithEquivalentComfortHAOHong，ZHANGYu．feng，ZHOUGuo

3、—bing，XIEHui(1．SchoolofEnvironmentScienceandEngineering，TianjinUniversity，Tianjin300072，China；2．MunicipalandEnvironmentalEngineeringInstitute，ShenyangArchitectureUniversity，Shenyang110168，China)Abstract：Thispaperisconcernedwithstudiesoftwotypesofdesiccantwheelsystemscombinedwitllvapor-compres

4、sionandevaporationcoolinghybridairconditioningsystemsatequivalentcomfortofindoorairconditiontothatofconventionalaircondition．Thephysicalmode1ofhybridairconditioningsystemsisestablishedandtheperformanceparametersofthesystemsaredescribedbymathematicalmethod．Anditisbundthat．com．paredwitllconvent

5、ionalvapor-compressionairconditioningsysteminthesanleoperatingcondition．theairmassflowrateofhybridairconditioningsystemsisreducedby9．74％，therefrigerantmassflowratesarereducedby59．71％and71．43％；thecoefficientofperformance(COP)ofvapor-compressionsystemsareimprovedby11．78％and16．38％；energyconsumed

6、invapor-compressionsubsystemsisreducedby64．17％and76．35％：theenergyconsumptionofwholeloadsinthehybridsystemsisdecreasedby34．23％and42．32％(1kWelec．tricenergyCanbeequivalentto3kWheatenergy)．Energyconsumptionatdifferentoutdoorairclimateisalsostudied．Theresultsillustratethattheenergysavingoftheafore

7、mentionedsystemsisdistinctwhenoperatedindryandhotclimate，e．g．，thevalueis69．94％and78．01％inSanmenxia，HenanProvince，whileoperatedinhotandhumidclimate，itisindistinctandthevalueis16．13％and23．82％inBengbu．AnhuiProvince．Keywords：equivalentcomfort；des