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The Preliminary Research Report of Making Exchange Use of the Underground Heat in Greenhouse
Author(s): 
Pages: 59-60,64
Year: Issue:  3
Journal: JOURNAL OF LIAONING AGRICULTURAL VOCATION-TECHNICAL COLLEGE

Keyword:  太阳能地下热交换日光温室地温;
Abstract: 在参考国外地下热交换资料及国内某些塑料大棚应用地下热交换的情况下,辽宁农业职业技术学院自行设计了这套日光温室地下热交换装置.对第一年的运转情况进行了初步分析.在严冬季节晴天的11点到13点进行热交换运转,比日常通风换气的温室气温提高5.8℃,20 cm内地温提高3.2℃,夜间室温升高4.5~4.8℃.
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