巖土熱響應測試系統的研究與開發
2010-08-25 16:43:35 閱讀()
摘要:【中文摘要】 現場熱響應測試是實施地源熱泵工程的關鍵環節。本文自主研發了巖土熱響應測試系統,既能進行放熱試驗又能進行吸熱試驗。用VB語言開發了基于EXCEL的熱響應分析軟件。該系統及軟件在綿陽煙廠得到成功應用,獲得了現場土壤原始溫度、導熱系數以及體積比熱、單U管和雙U管每延米孔深的吸放熱量參考值。測試數據為工程設計提供了依據。 【英文摘要】 The thermal response test is one key part of ground-source heat pump project.This paper presents a ground thermal response test system independently,which can carry on both exothermic experiments and endothermic experiments.The thermal response analysis software based on the EXCEL has been developed with VB,which has been successfully applied in Mianyang cigarette factory related project.The soil initial temperature,the thermal conductivity,the volume specific heat,the reference value of exothermic quantity and endothermic in each linear meter depth of both double U tube and unitary U tube have been obtained.Test data provide one basis for practical engineering design. 【中文關鍵詞】 地源熱泵; 熱響應測試; 軟件; 熱物性【英文關鍵詞】 ground-source heat pump; thermal response test; software; thermal property
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