地下热水资源评价的数值模拟研究  

Numerical simulation study on evaluation of underground hot water resources

作　　者：何贤珍 梅鹏里 王倓 He Xianzhen;Mei Pengli;Wang Tan(The Second Geology and Mineral Resources Survey lnstitute,Henan Bureau of Geology and Mineral Exploration and Development,Zhengzhou 450001,China;The Fifth Geological Exploration lnstitute,Henan Bureau of Geology and Mineral Exploration and Development,Zhengzhou 450001,China)

机构地区：[1]河南省地质矿产勘查开发局第二地质矿产调查院,河南郑州450001 [2]河南省地质矿产勘查开发局第五地质勘查院,河南郑州450001

出　　处：《能源与环保》2024年第10期146-153,158,共9页CHINA ENERGY AND ENVIRONMENTAL PROTECTION

基　　金：河南省2017年度省地质勘查类新立项目(豫财招标采购2016-1798号)。

摘　　要：地热作为一种清洁环保型能源,各行各业对它的需求与日俱增。以豫北内黄凸起(卫辉—滑县段)区域为研究对象,对其地热资源的地温梯度进行研究,采用FEFLOW软件,数值模拟分析与地热流体可开采量计算与评价,研究发现全区新近系地热流体可采量为8.39×10^(7) m^(3)/a,寒武—奥陶系热储层地热流体可采量为2.31×10^(6) m^(3)/a;全区地热流体产能总计303896.76 kW,属于大型地热田,调查区年可利用热能1.05×10^(16) J。研究为制定工作区地热资源开发利用和发展规划提供了科学依据。As a kind of clean and environmental protection energy,geothermal demand from all industries is increasing.Taking the area of Neihuang Uplift(Weihui-Huaxian section)as the research object,the temperature gradient of geothermal resources was studied,using the FEFLOW software,numerical simulation and calculation and evaluation of the mining output of geothermal fluid,it was found that the recoverable amount of neene geothermal fluid in the Neogene system in the whole area was 8.39×10^(7) m^(3)/a,and the geothermal fluid recoverable amount of Cambrian-Ordovician thermal reservoir was 2.31×10^(6) m^(3)/a;the total geothermal fluid production capacity of the whole region was 303896.76 kW,which belongs to a large geothermal field,and the annual available thermal energy in the survey area was 1.05×10^(16) J.The research provides scientific basis for the development,utilization and development of geothermal resources in the working area.

关 键 词：热水资源 地温梯度 FEFLOW软件 地热流体可采量 

分 类 号：TK521[动力工程及工程热物理—热能工程]