Page 108 - 机械工程材料2024年第十一期
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张立原,等:阻垢剂和CO 2 对J55钢在油田模拟采出水中腐蚀行为的影响
试样也出现了高频容抗弧与低频容抗弧,且两段容 MANSHAD A,et al. A dynamic method for
抗弧的响应均比不含阻垢剂和CO 2 条件下的频率更 experimental assessment of scale inhibitor efficiency in
高,这归因于此条件下形成的产物膜会改变双电层 oil recovery process by water flooding[J]. Petroleum,
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电容,致使其对频率的响应发生变化;在只含阻垢剂
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one-pot synthesis of metal-phosphonate colloidal scale
模值,表明此条件下试样的腐蚀速率较小;在同时含
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3 结 论
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和CO 2 条件下增加,最大点蚀速率降低,表面产物
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具有双层结构,外层呈棉球状,内层较厚,表面有
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CaMg(CO 3 ) 2 结垢物附着。
Graphene oxide/carbon nanotubes nanocoating for
(2) 在只含阻垢剂不含CO 2 条件下,J55钢的均 improved scale inhibitor adsorption ability onto rock
匀腐蚀速率和最大点蚀速率均最低,其表面光滑,产 formation[J]. Journal of Petroleum Exploration and
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CO 2 条件下有所降低,表面产物疏松、裂纹多,只含 HAO Y,CHEN Z X. Mechanism of scale inhibitor and
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垢过程,改变腐蚀产物和结垢物结构,失去对基体的
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