In this paper,based on the meteorological data in Tianjin and experimental results obtained the characteristics of solar resource and ground source in winter in Tianjin district has been reviewed for providing a feasibility background for solar-ground source heat pumps in that region.
以天津地区气象资料和实验结果为依据 ,研究天津地区冬季太阳能、土壤热源性能 ,为研制太阳能 -土壤热源热泵提供可行性依据。
A study on the soil heat flux along the Qinghai-Tibet railway based on the multi-timescale analysis;
基于多时间尺度分析的青藏铁路沿线土壤热流研究
The underground two dimension symmetry temperature field of a vertical double spiral coil heat exchanger designed by the authors for the ground source heat pumps is calculated by using the volume control method.
用控制容积法计算了自行设计、研制的土壤热泵用立式双螺旋盘管热交换器的地下温度场 ,模拟结果与实测结果吻合较好 。
Based on the meteorological data collected at alpine virgin Abies george timberline area of the Serkyimla Mts,southeastern Tibetan Plateau,diurnal,seasonal and day-to-day variations of soil heat flux and its relationships with net radiation were analyzed to study soil-air thermal exchange characteristics at the alpine virgin forest area.
利用藏东南色齐拉(也称色季拉)山高寒区林线地带连续的气象观测资料,分析了高山林线冷杉原始林土壤热通量的日、季节以及逐日变化特征及其与净辐射的关系,初步研究高寒区原始林土壤-大气热量交换特征。
The trial test indicated that NTS was unfavorourable for seed emergence and the soil heat flux was lower than the other tillages obviously.
试验表明,免耕覆盖的土壤温度不利于豌豆的出苗,且土壤热通量明显小于其它耕作方式。