soil heat

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。