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Central air-conditioning energy -based control strategy optimization


umphotwatersystemofavillainTianjinasanexample. Theresultsshowthatthedirect-typegroundsourceheatpumpwaterheatersystemhasalargercoefficientofperformanceandlesspowerconsumptionbutmoreoperatingcostsandmoreinitialinvestmentthanthestorage-typegroundsourceheatpumpwaterheatersystem,[link widoczny dla zalogowanych], andthestorage-typeairsourceheatpumpwaterheatersystemhaslessinitialinvestmentbutalowercoefficientofperformance, morepowerconsumption, moreoperatingcostsandlesseconomicthanthestorage-typegroundsourceheatpumpwaterheatersystem. Inconclusion, thereferenceabouttheselection, designandoptimizationoftheheatpumpwaterheatersystemwasprovided, andthewideprospectsofthegroundsourceheatpumpwaterheatersystemwerealsopointedoutinthispaper. Keywords: groundsourceheatpumpwaterheater; airsourceheatpumpwaterheater; storagetype; directtype; economy; design Author : Li Mingxia (1982 a ), female , Shandong Heze who graduate, is principally engaged in energy projects and research of Refrigeration and Cryogenics . (Continued from page 57 ) ControlStrategyofCentralAirConditioningBasedonEnergyOptimizationTUHui-hua, ZHANGHua-sheng (1.EastChinaJiaotongUniversity,[link widoczny dla zalogowanych], Nanchang330013,[link widoczny dla zalogowanych], China; 2.S.Z.JINDALA1EnvironmentalCo., Ltd, Shenzhen518052.China) Abstract: AnapplicationofPLCandthetransducerincentralairconditionenergy - savingsystemwasintroduced. Describedbasicdesignidealofcontrolsystemandmethodforimplementationofcontrolprocessinchilledandheatwatersystem,[link widoczny dla zalogowanych], coolingwatersystemandcoolingtowerfansystem. Byusingfuzzy-PIDcontrol, thecontroldesigninsufficiencyintraditionalPIDdesignwassurmounted. Keywords: centralaircondition; energyoptimization; fuzzy-PIDcontrol Author : Tu Hui Hua (1984 a) , male,[link widoczny dla zalogowanych], graduate students , mainly in control theory and control engineering . 46I

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