CAJ | 학술논문

结合严寒地区某工程，建立了两口120 m 深 U 形竖直埋管试验井并进行热响应试验，利用 Kelvin 无限长线热源理论模型计算了岩土层热物性参数及地埋管换热器的换热能力，分析了地埋管换热器的热阻特性，得出了夏季直接取冷条件下的单井取冷量与冷水温度的关系，并给出空调方案。依据土壤热平衡、初始土壤温度、地埋管换热器的换热能力及全年负荷等因素，确定了太阳能结合土壤蓄热的地埋管地源热泵系统供热供冷方案。
결합엄한지구모공정，건립료량구120 m 심 U 형수직매관시험정병진행열향응시험，이용 Kelvin 무한장선열원이론모형계산료암토층열물성삼수급지매관환열기적환열능력，분석료지매관환열기적열조특성，득출료하계직접취랭조건하적단정취랭량여랭수온도적관계，병급출공조방안。의거토양열평형、초시토양온도、지매관환열기적환열능력급전년부하등인소，학정료태양능결합토양축열적지매관지원열빙계통공열공랭방안。
Combining with a ground-source heat pump project in severe cold zone,builds two vertical U-tube test wells with depth of 120 m to conduct thermal response test.By using Kelvin's infinite linear source model,calculates parameters of rock-soil thermal properties and capability of ground heat exchanger (GHE).Analyses the thermal resistance characteristics for GHE.Obtains the relationship between extracting cooling capability per well and cooling water temperature under the direct heat exchange condition in summer.Puts forward air conditioning scheme.According to ground heat balance,initial rock-soil temperature,capability of GHE and the year loads,determines the heating and cooling supply schemes of solar coupled ground-source heat pump system.