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Christmas tree with calibration function for oil field

A Christmas tree and functional technology, applied in the field of oil exploration, can solve the problems of not being able to directly detect the current viscosity of the fluid and the reduction of fluid accuracy, and achieve the effects of precise temperature rise and viscosity reduction control, flow performance improvement, and accuracy improvement

Pending Publication Date: 2022-07-22
李进宝
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In order to overcome the shortcoming that the accuracy of fluid viscosity control work in the later stage is reduced because the current viscosity of the fluid in the flowing state cannot be directly detected, the invention provides a christmas tree with calibration function for oil fields

Method used

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  • Christmas tree with calibration function for oil field
  • Christmas tree with calibration function for oil field
  • Christmas tree with calibration function for oil field

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0034] A kind of Christmas tree with calibration function for oil field, such as Figure 1-Figure 12 As shown, it includes a floating plate type viscosity monitoring unit, a heating unit, a viscosity correction unit, a Christmas tree body 1, a support pipeline 2, an oil pumping pipeline 3 and a monitoring pipeline 4; the Christmas tree body 1 is provided with a flowmeter for monitoring fluid flow; The lower end of the Christmas tree body 1 is connected with a support pipeline 2; the lower end of the support pipeline 2 is connected with an oil pumping pipeline 3; the inner side of the support pipeline 2 is connected with a monitoring pipeline 4; the monitoring pipeline 4 is connected with the oil pumping pipeline 3; A lower through groove 3a is reserved between the upper side of the oil pipeline 3 and the support pipeline 2; the inner side of the oil pumping pipeline 3 is provided with a number of thread grooves 3b; an upper part is reserved between the upper side of the monitor...

Embodiment 2

[0049] This embodiment is further optimized on the basis of Embodiment 1, such as Figure 1-Figure 15 As shown, it also includes a flow stabilizing unit, and the monitoring pipeline 4 is provided with a flow stabilizing unit. The flow stabilizing unit includes a drive motor 401, a bevel gear 402, an annular slider 403, an annular bevel tooth plate 404, an annular fixed plate 405, a guide The flow plate 406 and the second slider 407; the right side of the upper through groove 4a of the monitoring pipe 4 is bolted with the driving motor 401; the output shaft of the driving motor 401 runs through the inner and outer sides of the monitoring pipe 4; the left end of the output shaft of the driving motor 401 is fixed The bevel gear 402 is connected; the upper part of the inner side of the monitoring pipeline 4 is slidably connected with an annular slider 403; the outer surface of the annular slider 403 is fixed with an annular bevel tooth plate 404; the annular bevel tooth plate 404 m...

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Abstract

The invention relates to the field of oil exploitation, in particular to a Christmas tree with a calibration function for an oil field. The invention aims to solve the technical problem that the accuracy of the viscosity regulation and control work on the fluid in the later stage is reduced because the current viscosity of the fluid in the flowing state cannot be directly detected. The Christmas tree with the calibration function for the oil field comprises a monitoring pipeline, a floating plate type viscosity monitoring unit and the like, and the rear side of the monitoring pipeline is connected with a floating plate type viscosity monitoring unit for monitoring the viscosity of the dynamic fluid. The suspension plates for detecting the viscosity of the fluid are arranged, the viscosity change of the fluid is monitored efficiently in real time, the monitoring conditions of the two suspension plates are correspondingly changed according to the flow speed of the fluid, and meanwhile the viscosity of the fluid is reduced through the steam heating component and the viscosity reduction melt adding component. And according to data given by the component for detecting the fluid viscosity, the viscosity of the fluid from each oil layer is calibrated, and stable output of the fluid is ensured.

Description

technical field [0001] The invention relates to the field of oil exploitation, in particular to a Christmas tree with calibration function for oil fields. Background technique [0002] The Christmas tree is an important barrier that connects the production pipeline and the flow pipe from the downhole, and at the same time acts as an important barrier to isolate the top of the oil well from the external environment. In the low temperature environment, the fluid pumped from the underground oil layer has high viscosity and poor fluidity. The transportation is slow, and it is necessary to increase the power of the oil production equipment to quickly and effectively extract the fluid upwards. In order to improve the work efficiency of oil production, the general practice is to transport high-temperature steam to the underground oil layer before the oil production work. In the oil pipeline, the viscosity-reducing melt is added to the fluid produced in the oil pipeline, and by incr...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E21B33/03E21B49/08G01N11/16
CPCE21B33/03E21B49/08G01N11/165Y02A20/204
Inventor 李进宝
Owner 李进宝
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