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生物通
7月
地质封存条件下含H2S和H2SO4的CO2对五种密封材料性能影响的实验研究
针对CO2地质封存中杂质气体对井筒密封材料的侵蚀问题,研究人员通过模拟井筒条件,系统研究了含H2S和H2SO4的超临界CO2对五种密封材料(包括波特兰水泥、钙铝酸盐水泥和地质聚合物)的影响。结果表明,杂质显著增加了材料蚀变深度并抑制碳酸盐沉淀,其中 ...
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