| 渤海海域DST事故分析及改进措施 |
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| 引用本文： | 刘保连. 渤海海域DST事故分析及改进措施[J]. 油气井测试, 2012, 21(3): 32-34 |
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| 作者姓名： | 刘保连 |
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| 作者单位： | 中国石油集团海洋工程有限公司天津分公司,天津,300457 |
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| 摘 要： | 针对在海上区块测试时RD循环阀无法打开、环空压力突降为零、RD取样器取样失败、选阀线密封失封、油套连通等问题,介绍了测试过程中的经验教训,制定改进措施,保证DST作业井顺利进行。
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| 关 键 词： | 事故经过 检查结果 原因分析 改进措施 |
Analysis for DST Accident in Bohai Sea and Its Improving Measure |
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| Liu Baolian. Analysis for DST Accident in Bohai Sea and Its Improving Measure[J]. Well Testing, 2012, 21(3): 32-34 |
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| Authors: | Liu Baolian |
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| Affiliation: | Liu Baolian(Tianjin Branch,China National Petroleum Offshore Engineering Co.,Ltd) |
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| Abstract: | To problems of that the RD circulating valve cannot be opened,the annulus pressure is suddenly to zero,RD sampler is failed to collect sample,elected valve is loss of seal,and tubing and casing is connecting during the well testing process in sea blocks,lessons are introduced in paper and improved measures are made to ensure the DST operating smoothly. |
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| Keywords: | accident process examination result cause analysis improvement measure |
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