...能源科学技术论文 关键词：深水固井；促凝剂；固井水泥；低温早强；防窜；静胶凝强度 [gap=1439]keywords：deepwater cementing; accelerator; oil well cement; high early strength at low temperature; preventi..
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深水固井挑战 Deepwater Cementing Challenges
In accordance with the requirements in deepwater cementing, a ternary lightweight cement slurry system with slurry density of 1.32g/cm3 was optimized and designed. Through considerable optimization tests, the optimal concentration of cement accelerator was obtained.
结合深水固井要求优化设计出浆体密度为1.32g/cm3的三元体低密水泥浆体系。
参考来源 - 低温早强水泥浆体系的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
常规的用于深水固井的水泥浆促凝剂多为无机盐类，给水泥浆带来大量的反应热，威胁到水合物层的稳定性。
Conventional accelerating agents for deepwater cementing are often inorganic salts, which bring a lot of reaction heat that threats the stability of the hydrate in deepwater.
海洋深水温度低、压力大、地层破裂压力小，对固井作业产生了较为严重的影响。
Deepwater, with the properties of low temperature, high pressure, low formation fracturing pressure, impacts the cementing work significantly.
介绍了一种新型的用于海洋深水低温浅层流固井作业用的零稠化转化时间低密度水泥浆体系，该水泥浆体系采用新型高强快速凝固水泥制备。
A low density cement slurry of zero thickening transition period which was appropriate to low temperature and shallow flow cementing operation in deepwater was introduced.
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