A simulation device for oil well oil-gas-water three-phase gas lift production process
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- WUHAN HAIWANG MECHANICAL & ELECTRICAL ENGTECH
- Publication Date
- 2021-03-02
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Abstract
Description
technical field
[0001] The invention relates to oil well equipment, in particular to an oil-gas-water three-phase gas-lift production process simulation device for an oil well. Background technique
[0002] There are two main ways to extract oil: spontaneous injection and artificial lift. After the oil test, the appropriate extraction method will be selected according to the oil layer characteristics and pressure of the oil well. When oil wells with poor reservoir properties and low pressure have insufficient energy to lift oil and gas to the bottom, energy needs to be supplemented for artificial lift. Artificial lift includes gas lift production and rod pump production. The principle of gas lift production is to inject high-pressure gas into the oil well from the ground. The high-pressure gas is mixed with the reservoir liquid in the oil well. The expansion of the gas reduces the density of the mixed liquid in the oil well. The crude oil flowing into the oil well is lifted...