| 海底用喷涂聚氨酯硬泡保温配重管的节点补口技术 |
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| 引用本文： | 刘进东,贾振,范利锁,相政乐,赵岑,张祥.海底用喷涂聚氨酯硬泡保温配重管的节点补口技术[J].聚氨酯工业,2020,35(1):39-41. |
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| 作者姓名： | 刘进东 贾振 范利锁 相政乐 赵岑 张祥 |
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| 作者单位： | 中海油能源发展股份有限公司管道工程分公司 天津 300452 |
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| 摘 要： | 针对海洋油气输送用聚氨酯硬泡喷涂保温配重管铺设过程中节点补口进行改进研究,介绍了一种聚氨酯硬泡喷涂保温配重管节点结构和施工工艺。主要采用聚氨酯硬泡保温半瓦和浇注聚氨酯弹性体进行节点补口,节点补口性能测试验证效果良好,满足海底油气管道铺设要求。
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| 关 键 词： | 喷涂泡沫 聚氨酯硬泡 节点补口 聚氨酯弹性体 保温配重管 |
Field Joint Process Technology of Prefabricated Thermal-insulation Concrete-loaded Pipes Sprayed with Rigid Polyrethane Foam for Offshore Oilfield |
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| LIU Jindong,JIA Zhen,FAN Lisuo,XIANG Zhengle,ZHAO Cen,ZHANG Xiang.Field Joint Process Technology of Prefabricated Thermal-insulation Concrete-loaded Pipes Sprayed with Rigid Polyrethane Foam for Offshore Oilfield[J].Polyurethane Industry,2020,35(1):39-41. |
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| Authors: | LIU Jindong JIA Zhen FAN Lisuo XIANG Zhengle ZHAO Cen ZHANG Xiang |
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| Affiliation: | (Pipe Engineering Branch,CNOOC Energy Technology&Services Limited,Tianjin 300452,China) |
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| Abstract: | To updating the field joint process in laying of the prefabricated thermal-insulation concrete-loaded pipes sprayed with rigid polyurethane foam for offshore oilfield,a kind of joint structure and its construction technology were introduced.Rigid polyurethane foam half shell and cast polyurethane elastomer were used in this structure of field joint.The performance test of field joint was well,the requirements of the pipe laying were met. |
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| Keywords: | spraying foam rigid polyurethane foam field joint polyurethane elastomer thermal insulation concrete-loaded pipe |
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