济阳坳陷地温场分布特征_龚育龄.pdf

46 5 Vol.46, No.5 　　　　　　　　　　 　　　　　　　　　　 　2003 9 CHINESE JOURNAL OF GEOPHYSICS 　 Sep., 200 3 1,2 1 1 1 3 龚育龄 　王良书 　刘绍文 　郭令智 　蔡进功 1 , 　210093 2 , 　344000 3 , 　257015 　　703 , 、4～ 6km .:35.5℃ km, 、 、4 36.1℃ km、35.5 ℃ km、35.4℃ km 34.6℃ km, 35.0℃ km., , 、 ., ., , , , , ., . 　　　 　0001-5733(2003)05-0652-07　　　P314　　　2002-04-02, 2003-05-06 DISTRIBUTION CHARACTERISTICS OF GEOTEMPERATURE FIELD IN JIYANG DEPRESSION, SHANDONG, NORTH CHINA 1, 2 1 1 1 3 GONG YULING 　WANG LIANGSHU 　LIU SHAOWEN 　GUO LINGZHI 　CAI JINGONG 1　Department of Earth Sciences, Nanjing University, Nanjing 210093, China 2　Department of Exploration and Information Technology, East ChinaInstitute of Technology, Fuzhou 344000, China 3　 eologicalScienceInstitute of Shengli Oilfield, Dongying 257015, China Abstract　Base on the analysis of geotemperature ata erive from 703 exploration wells in the Jiyang epression of the Shengli oilfiel , Shan ong, North China, in combination with correspon ing geothermal calculations, we present the geothermal fiel istribution characteristics of this region, which inclu e the plane contour plots of geothermal gra ient present ay, geotemperature at epths 3km, 4km an 5km, respectively, aswell as the top surface of lower Tertiary Es4 formation of Jiyang epression.The results show that the average geothermal gra ient present ay of the whole Jiyang epression is about 35.5 ℃