井筒完整性/控制

非金属管材具有出色的完整性和成本节省

本文讨论了玻璃增强环氧内衬碳钢管材的优势,它能够提供持久的保护,从而在整个生命周期内节省大量成本。

带有优质螺纹联轴器的玻璃纤维衬里接头。
图 1——带有优质螺纹接头的玻璃纤维内衬接头。
来源:SPE 214647。

自 20 世纪 60 年代以来,管状玻璃增强环氧树脂 (GRE) 衬里技术已在全球范围内应用于消除井下管腐蚀。与经常发生故障的传统碳钢相比,GRE 衬里的碳钢可提供持久的保护,从而节省大量生命周期成本。运营商实施了这项技术,成功试验了水处理井。在完整的论文中,作者分享了这些处理井在使用 4 年后下入井径记录和从中拔出的油管检查的数据。

运营商资产中的管道腐蚀

随着含水量和产量的增加,产生了大量的水,因此人们不可避免地会越来越重视水处理。

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原文链接/JPT
Well integrity/control

Nonmetallic-Based Tubulars Provide Superior Integrity, Cost Savings

This paper discusses the benefits of glass-reinforced-epoxy-lined carbon steel for tubulars, which provides long-lasting protection resulting in major cost savings throughout the life cycle.

Fiberglass-lined joint with premium threaded coupling.
Fig. 1—Fiberglass-lined joint with premium threaded coupling.
Source: SPE 214647.

Tubular glass-reinforced-epoxy (GRE) lining technology has been applied globally since the 1960s in eliminating downhole tubular corrosion. Compared with conventional carbon steel, which can experience frequent failure, GRE-lined carbon steel provides long-lasting protection, resulting in huge savings in life-cycle cost. The operator implemented this technology for a successful trial of water-disposal wells. In the complete paper, the authors share the data from caliper logs run into, and the inspection of tubing pulled from, these disposal wells after 4 years in service.

Tubular Corrosion in Operator Assets

A growing emphasis on water disposal was inevitable because so much water was being produced with increased water cut and production.

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