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Remote monitoring system for oil well pressure by capillary steel pipes

A technology of capillary steel pipe and monitoring system, which is applied in measurement, wellbore/well components, earthwork drilling and production, etc. It can solve the problems of oil production personnel in the working environment, emergency plan for production facility damage, difficulty in starting in time, etc., and achieve maintenance calibration Convenience, guaranteed integrity and reliability, improved dynamic performance

Inactive Publication Date: 2009-08-26
INST OF AUTOMATION CHINESE ACAD OF SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The harsh natural environment and difficult working environment have brought great difficulties to oil production personnel
Especially in offshore oilfields, production personnel cannot be stationed for a long time. They need to go out to sea frequently to inspect the production status of each oil well, test important oil well parameters and equipment integrity. It is impossible to know, safe production, development planning, and production capacity optimization are out of the question. The lack of "blowout" and damage to production facilities makes it difficult to start the emergency plan in time, resulting in major economic losses and potential safety accidents.

Method used

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  • Remote monitoring system for oil well pressure by capillary steel pipes
  • Remote monitoring system for oil well pressure by capillary steel pipes

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Embodiment Construction

[0023] A remote monitoring and monitoring system for oil well pressure based on a distributed network structure of the present invention is a special system for remote monitoring and monitoring of oil well platform pressure parameters in ocean or desert environments. constitutes a main part.

[0024] figure 1 It is the structural composition diagram of the monitoring and monitoring system. The capillary pressure measuring equipment is mainly composed of the surface part and the downhole part. Among them, the capillary pressure measuring equipment is composed of downhole pressure transmission cylinder 1 and capillary steel pipe 2, both of which contain filling gas such as nitrogen or helium; the surface collection terminal consists of pressure transmitter 5, data The collector 7 and the power supply box 6 consist of a pressure transmitter 5 including a pressure sensor, an explosion-proof casing and an RS232 serial port, and the data collector 7 includes a display screen, a dat...

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Abstract

The invention discloses a remote monitoring system for oil well pressure by capillary steel pipes, and relates to the technical field of automation information processing, in particular to an oil well pressure networking monitoring system consisting of distributed monitoring technology. The system consists of a capillary steel pipe pressure measuring device, a ground pressure acquisition terminal and a monitoring center server. Oil well underground pressure is propagated by the capillary steel pipe pressure measuring device to the ground, changed into digital signals by the ground pressure acquisition terminal, and compensated to form an underground actual pressure value, and data are transmitted to a monitoring central station by a wireless communication network to realize remote monitoring of the oil well pressure. At the same time, the monitoring central station can remotely control the parameters and the states of the acquisition device through the wireless communication network. The monitoring system is suitable for oil well platforms with inconvenient transportation such as oceans and deserts, can realize remote monitoring of real-time pressure data and remote control of the oil well, improve the real-time characteristics of the well logging process, save manpower and materials, and improve working benefits of oil exploration and safety production.

Description

technical field [0001] The present invention relates to the field of information processing technology in the field of information technology and automation, and relates to the composition of the entire system for remote monitoring and monitoring of downhole pressure data on offshore oil well platforms. Real-time monitoring and monitoring system for multi-point logging process in desert environment. Background technique [0002] The energy industry is a crucial basic industry for the sustained and rapid development of the national economy and national defense construction. Oil, known as "black gold", is the top priority in energy production. my country's oil and gas resources are relatively poor, and the production capacity of many domestic developed oil fields is gradually shrinking due to the limitation of oil and gas resource reserves, while most of the newly surveyed and developed oil fields are located in remote locations such as deserts or offshore sea areas, and the ...

Claims

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Application Information

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IPC IPC(8): E21B47/06
Inventor 梁自泽谭民李恩侯增广梁潇尚继林王硕
Owner INST OF AUTOMATION CHINESE ACAD OF SCI
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