資源描述:
《西集地區(qū)層狀與帶狀熱儲并存的地熱資源特征》由會員上傳分享,免費在線閱讀,更多相關內容在學術論文-天天文庫。
1、第12卷第1期Vo1.12No.12017年3月March,2017doi:10.3969/j.issn.1007-1903.2017.01.010西集地區(qū)層狀與帶狀熱儲并存的地熱資源特征1,213石涵靜,郭威,高劍(1.吉林大學建設工程學院,長春130012;2.北京市地質工程公司,北京100143;3.北京市地熱研究院,北京100143)摘要:為了研究層狀熱儲和帶狀熱儲及兩者并存的熱儲類型地熱資源賦存特征,以北京通州西集地區(qū)為例,闡述了影響兩種熱儲類型存在的熱源、構造條件和儲蓋層分布等因素。結合地熱勘探孔及區(qū)域地溫場
2、分布特征,分析了區(qū)內沿夏墊斷裂帶展布范圍內層狀熱儲與帶狀熱儲并存的地熱資源條件,認為夏墊斷裂兩側的兩個不同構造單元內的地熱資源賦存均為以側向徑流補給和深部大地熱流供熱的層狀熱儲為主,夏墊斷裂帶是區(qū)內帶狀熱儲的結論,提出以此斷裂及其影響帶內作為進一步勘查開發(fā)中溫地熱資源的重點地區(qū)的思路和建議。關鍵詞:西集;夏墊斷裂;層狀熱儲;帶狀熱儲;中溫地熱中圖分類號:P314文獻標識碼:A文章編號:1007-1903(2017)01-0059-06GeothermalResourceCharacteristicsfromtheCoex
3、istenceoftheLayeredandBandedGeothermalReservoirinXijiArea,Beijing1,213SHIHanjing,GUOWei,GAOJian(1.CollegeofResourcesandEnvironment,JilinUniversity,Changchun130012;2.BeijingGeologicalEngineeringCompany,Beijing100143;3.BeijingGeothermalResearchInstitute,Beijing1001
4、43)Abstract:Inordertostudytheoccurrencecharacteristicsofthegeothermalresourcebelongingtothereservoirtypeswhichlayeredandbandedgeothermalreservoircoexisted,Xijiareawastakenasanexampleinthisarticle.Wediscussedthefactorsincludingheatsource,tectonicenvironmentsanddis
5、tributionofgeothermalreservoirwhichaffectedtheexistenceofthetwogeothermalreservoirtypes,andalsoanalyzedthegeothermalresourceconditionthatlayeredandbandedgeothermalreservoircoexistedalongtherangeofXiadianfaultzonethroughtheexistinggeothermaldrillinganddistributing
6、characteristicsofregionalgeothermalfield.Soweconsideredthatgeothermalresourcewasdominatedbylayeredgeothermalreservoirwhichwasmainlyrechargedbythesiderun-offandheatedbythedeepterrestrialheatflowinthetwoflanksoftheXiadianfaultzonebelongingtothetwodifferenttectonicu
7、nitsandtheXiadianfaultzonewasbandedgeothermalreservoirinthestudyingarea.ThenweproposedtheXiadianfaultzoneanditsaffectingrangeshouldserveasthepriorityareasforfurtherexploringanddevelopingthemid-temperaturegeothermalresource.Keywords:Xiji;Xiadianfaultzone;Layeredge
8、othermalreservoir;Bandedgeothermalreservoir;Mid-temperaturegeothermalresource0前言山等,2006),其賦存受幾大因素制約,熱源、儲層、蓋層和導水通道,其中最主要因素即為熱儲層,簡地熱資源是地球熱能在地殼淺部的賦存(田延稱熱儲,就是能夠富集和