应用SiO2地热温度计估算地热储温度——以赣南横泾地区若干温泉为例 |
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引用本文:张卫民.2001.应用SiO2地热温度计估算地热储温度——以赣南横泾地区若干温泉为例[J].地球学报,22(2):185-188. |
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基金项目:国际原子能机构(IAEA)技术合同项目“地热能资源开发中的同位素地球化学研究”编号RAS/8/075 |
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中文摘要:本文重点讨论了应用SiO2地热温度计估算横泾地区若干温泉的地热储温度,讨论表明,应用上升热水与浅部冷水没有混合的绝热冷却的SiO2(石英)-焓图和传导冷却的石英地热温度计,计算的地热储的最低温度范围是78-134℃,而最高的温度范围是95-155℃;应用上升热水与浅部冷水产生混合,而混合之前蒸气已全部损失的SiO2(石英)-焓图,计算的地热储的最低温度范围是83-138℃,因此,可以认为横泾地区温泉水地热储的最低温度范围可能是78-138℃,而最高温度范围可能是95-155℃。 |
中文关键词:温泉水 地热温度计 地热储 赣南 |
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The Application of SiO2 Geothermometer to Estimating Temperature of the Geothermal Reservoir: Exemplified by some Thermal Springs in Henging Area, South Jiangxi |
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Abstract:This paper deals emphatically with the application of SiO 2 geothermometer to estimating the geothermal reservoir temperature of some thermal springs in Hengjing area. Studies show that, when the dissolved SiO 2 (quartz) enthalpy diagram is used for adiabatic cooling, and the quartz geothermometer equation is adopted for conductive cooling without mixing with cold water during upflow, the lowest estimated temperatures of the geothermal reservoir are in the range of 78~134 ℃ and the highest estimated temperatures are between 95 and 155 ℃. When the dissolved SiO 2 (quartz) enthalpy diagram is employed for the mixing models, in which the steam was lost before mixing with the cold water, the lowest estimated temperatures of the geothermal reservoir are in the range of 83~138 ℃. Therefore, it is believed that the lowest temperatures of the geothermal reservoir in Hengjing area are probably in the range of 78~138 ℃ and the highest temperatures are in the range of 95~155 ℃. |
keywords:thermal water geothermal reseervoir geothermometer South Jiangxi |
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