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Leisure Square, Dalian, a ground source heat pump system design are introduced and compared

nmentSqureinDLIUXin-tong,[link widoczny dla zalogowanych], SUNGuo-cheng (1.DalianInstituteofUrbanandArchitectureDesignCo., Ltd, Dalian116021, China; 2.DalianBooguangEnergy-SavingAirConditioningEquipmentFactory, Dalian116600, China) Abstract: Introducedthedesignschemeofair-condiitoningsystemburypipeground-coupledheatpump. Asthecomparisonoffirstandtheoperatingcostofthetwoproposal, itcanconcludedthattheground-coupledheatpumpair - condiitoningsystemwastheenergysourceofenergyefficientandenvironmentalprotection. Intheengineeringdesign,[link widoczny dla zalogowanych], theremustensureexceptenoughburypiperegion, butalsosuitablesoilcharacteristic. Thedesignoftheheatexchangeristhekeyanddifficultypointinthedesignprocessandthefactorsofthematerialandtypeofburypipeandetccouldaffecttheheatchangeeffects. Keywords: burypipeground - coupledheatpump; environmentalprotectionverticalburypipe; energyefficeincy; Author: Liu Xintong (1967 a), female, Jilin, master, senior engineer, deputy chief engineer; Sun Guocheng, male, Liaoning, engineers, professional and technical work. (Continued from page 75) Energy-savingControlTechnologyofCentralAir. 'ConditionQIUDong, ZHANGMing-huaL, SONGQin-fengL, ZHUWen-hai (. GuangzhouUniversityCit) EnergyDevelopmentCo. , Ltd, Guangzhou511436, China; 2. HangzhouHnadianHuayuanEnviromentEngneeringCo. , Ltd, Hangzhou310030, China) Abstract: Introducedtheequipmentgroupcontrol, varyfrequencyandothercontrolstrategyinthebigcentralair-conditioningsystem, achieveingthegoalofthebiggestenergy-savingrunningKeywords: equipmentgroupcontrol; varyfrequencycontrol; auto-controlsystem; controlstrategy Author: Qiu Dong (1972 a),[link widoczny dla zalogowanych], Guangdong Luoding,[link widoczny dla zalogowanych], undergraduate,[link widoczny dla zalogowanych], degree, refrigeration specialty, now in charge of Energy Development Co., Ltd. Guangzhou University City engineering work; Zhang Ming Wah (1982 a), Anhui Jixi, undergraduate, degree, professional self-control, assistant, district cooling is controlled in the field work. Iv 1 ~ 2s + ll82 VOLUME 17 Om

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