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Steam-filling quality monitoring instrument for steam-filling boiler

A technology for quality monitors and steam injection boilers, which is applied in the direction of boiler working conditions, production fluids, wellbore/well components, etc., and can solve the problems of non-continuity of values, incomparable analysis of parameters, and analysis of the effect of affecting heavy oil production, etc. problem, to achieve the effect of improving work efficiency

Inactive Publication Date: 2011-02-16
山东森普瑞石油装备有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

no continuity in value
At the same time, due to the difference in pressure and dryness, the parameters of the steam injection boiler in the steam injection of each steam injection well cannot be compared and analyzed, which affects the effect analysis of heavy oil production

Method used

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  • Steam-filling quality monitoring instrument for steam-filling boiler
  • Steam-filling quality monitoring instrument for steam-filling boiler
  • Steam-filling quality monitoring instrument for steam-filling boiler

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Experimental program
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Embodiment Construction

[0021] The present invention is mainly composed of dryness monitoring, flow monitoring, pressure monitoring and data processing display 16. The dryness monitoring, flow monitoring and pressure monitoring instruments are respectively installed on the steam injection boiler. The dryness monitoring, flow monitoring and pressure monitoring The instrument is respectively connected to the data processing and display unit to display relevant parameters such as boiler dryness, steam injection flow rate, pressure, feed water conductivity, boiler water conductivity, and standard steam volume.

[0022] Refer to attached figure 2 : The dryness monitoring instrument can adopt a high-pressure orifice plate 1 installed at the outlet of the steam injection boiler 4, the upper end of the high-pressure orifice plate is connected to the high-pressure conduit 2, the high-pressure conduit is connected to the differential pressure sensor 3, and the PLC circuit performs data on the pressure differen...

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Abstract

The invention relates to an oilfield on-line automatic monitoring system, in particular to a steam injection quality monitor of a steam injection boiler. The monitor adopts the following technical proposal that: the monitor mainly comprises a dryness monitoring unit, a flow monitoring unit, a pressure monitoring unit and a data processing and displaying unit; the steam-injection boiler is provided with a dryness monitor, a flow monitor and a pressure monitor respectively; and the dryness monitor, the flow monitor and the pressure monitor are connected with the data processing and displaying unit respectively to display related parameters, such as the dryness for operating the boiler, stream injection flow, pressure, water supplying electric conductivity, boiler water electric conductivity, standard steam volume of the boiler and the like. The monitor has the advantages of ing on-line monitoring records of steam injection velocity, steam injection pressure, and the steam injection dryness, accumulatively recording the steam injection volume at the same time, being convenient for the relative analysis during exploitation of thick oil, providing real data for the design of the thick oil process, replacing the prior method for accumulating the flow by the manual interval record, and improving the work efficiency.

Description

1. Technical field: [0001] The invention relates to an oilfield online monitoring system, in particular to a steam injection quality monitor for a steam injection boiler. 2. Background technology: [0002] In the process of oilfield heavy oil recovery, the quality of steam injection is the key to determine the effect of heavy oil recovery. Steam injection quality mainly includes steam injection speed, cumulative steam injection volume, steam injection pressure, and steam injection dryness. The dryness of steam injection is determined by the condition of the steam injection boiler itself. In the parameter monitoring, the steam injection speed is obtained through the signal of the orifice flowmeter, the steam injection pressure is obtained through the manual reading of the pressure gauge, and the steam injection dryness is measured by manual application of chemical tests. There is no continuity in value. At the same time, due to the difference in pressure and dryness, the p...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E21B43/24F22B37/38
Inventor 张广卿赵磊盛拥军史钦芳张乃峰
Owner 山东森普瑞石油装备有限公司