非常规/复杂油藏

综合方法计划,验证稳态生产井测试

本文介绍了一种自动化工作流程,该工作流程已部署在二叠纪盆地的 2300 多口井中,用于安排和验证稳态生产井测试。

图 1 显示了堵塞分离器出水口的碎屑。
图 1 显示了堵塞分离器出水口的碎屑。
来源:SPE 230051。

稳态生产井测试是日常运营的关键组成部分,为监管报告、产量分配和识别油井作业机会提供重要数据。本文介绍了一种自动化工作流程,该流程已部署在运营商位于二叠纪盆地的2300多口油井中,用于安排和验证稳态生产井测试。

现场仪表和油井测试程序

二叠纪盆地油井通常产出含有气相、液相烃类和水的流体。产出的流体通过井口装置输送,该装置可以是三相生产(散装)分离器,也可以是三相测试分离器(用于测试单口井)。标准的三相分离器利用重力分离将产出的流体分离成气体、水和液相烃类。

稳态生产井测试是通过手动井口阀或自动执行阀将井物理连接到测试分离器而启动的。

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原文链接/JPT
Unconventional/complex reservoirs

Integrated Approach Schedules, Validates Steady-State Production-Well Tests

This paper presents an automated workflow deployed for scheduling and validating steady-state production-well tests across more than 2,300 wells in the Permian Basin.

Fig. 1—Identified debris obstructing the separator water outlet.
Fig. 1—Identified debris obstructing the separator water outlet.
Source: SPE 230051.

Steady-state production-well tests are a key component of day-to-day operations, providing critical data for regulatory reporting, volume allocation, and identification of well-work opportunities. This paper presents an automated workflow deployed for scheduling and validating steady-state production-well tests across more than 2,300 of the operator’s wells in the Permian Basin.

Field Instrumentation and Well-Testing Procedure

Permian Basin wells typically produce fluids containing vapor and liquid hydrocarbon phases and water. Produced fluids are routed by a well header, either a three-phase production (bulk) separator or a three-phase test separator where a single well is tested. A standard three-phase separator is configured such that the produced fluid is separated into gas, water, and liquid hydrocarbons using gravity separation.

A steady-state production-well test is initiated by physically routing a well into a test separator through the manual well-header valve or through an automated actuating valve.

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