遇见数据集

两淮煤田矿井测温和大地热流值数据集

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国家对地观测科学数据中心2023-04-06 更新2024-03-04 收录
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两淮煤田地处安徽北部,为华北型的中朝准地台石炭-二叠系聚煤区的东南部。作者采集了两淮煤田59个矿井或勘探区(淮北煤田38个、淮南煤田21个)的159个近似稳态钻孔测温资料,测定了127块煤系地层岩石样品的热导率,计算得出两淮煤田的大地热流值数据。结果表明:两淮煤田大地热流值变化范围为29.7mW/㎡—83.9mW/㎡,平均值为58.3mW/㎡,其结果与其它沉积盆地存在一定的差异,且淮南煤田大地热流值(63.7 mW/㎡)远大于淮北煤田(55.2 mW/㎡)。两淮煤田矿井测温和大地热流值数据集包括:(1)两淮煤田大地热流值汇总数据;(2)两淮煤田37个矿井连续测温数据。数据集存储为.xlsx格式,数据量为39KB。该数据集的分析研究成果发表在《地球物理学报》2015年58卷第7期。

The Lianghuai Coalfield is situated in northern Anhui Province, occupying the southeastern part of the Carboniferous-Permian coal-accumulating zone of the North China-type Sino-Korean Paraplatform. The authors collected 159 sets of approximately steady-state borehole temperature measurement data from 59 mines or exploration areas in the Lianghuai Coalfield (38 in the Huaibei Coalfield and 21 in the Huainan Coalfield), measured the thermal conductivity of 127 rock samples from coal-measure strata, and calculated the terrestrial heat flow data for the Lianghuai Coalfield. The results indicate that the terrestrial heat flow values of the Lianghuai Coalfield range from 29.7 mW/m² to 83.9 mW/m², with an average of 58.3 mW/m². These results differ to a certain extent from those of other sedimentary basins, and the terrestrial heat flow value of the Huainan Coalfield (63.7 mW/m²) is significantly higher than that of the Huaibei Coalfield (55.2 mW/m²). The dataset of mine temperature measurements and terrestrial heat flow values for the Lianghuai Coalfield consists of two parts: (1) aggregated terrestrial heat flow data of the Lianghuai Coalfield; (2) continuous temperature measurement data from 37 mines in the Lianghuai Coalfield. The dataset is stored in .xlsx format, with a total size of 39 KB. The analytical and research findings based on this dataset were published in *Acta Geophysica Sinica*, Volume 58, Issue 7, 2015.

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2023-04-06
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