同心过电缆插入密封工具的研制及应用

Petroleum & Petrochemical Material Procurement(2021)

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Abstract
针对海上油田先期防砂完井注水井预置电缆分注管柱配套需求,本文研制了同心过电缆插入密封工具.该工具采用同心结构设计、电缆整体穿越,依靠差压式密封模块与防砂管柱密封筒的过盈配合实现层间封隔,对工具进行了室内性能试验,并开展了现场应用.现场应用结果表明,同心过电缆插入密封工具能够满足防砂完井注水井预置电缆分注管柱配套需求,实现层间封隔的同时满足了防砂段电缆穿越及保护的需要.目前,该工具在海上油田应用效果良好.
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