CN-121993089-A - Automatic remote monitoring system for well cementation

CN121993089ACN 121993089 ACN121993089 ACN 121993089ACN-121993089-A

Abstract

The invention relates to the technical field of well cementation automation and informatization, in particular to a well cementation automation remote monitoring system which comprises a remote well cementation control device, a sensor module and a communication module, wherein the remote well cementation control device is used for collecting, processing and transmitting data and issuing instructions, the sensor module is used for monitoring various parameters in the operation process of construction operation equipment in real time, and the communication module is used for being connected with the construction operation equipment on site through a communication protocol to realize real-time transmission of the data and accurate issuing of control instructions. The invention obviously improves the safety of operation, reduces artificial risks, ensures the accuracy and reliability of operation by means of high-precision monitoring and advanced algorithm, realizes the efficient management of multiple well sites, greatly improves the operation efficiency and reduces the operation cost.

Inventors

LIN JIANZENG
DU WANLING
YANG JIXIANG
ZHENG TAO
WU JIAN
GUO LEI
WU YUJIE
PENG HONGHAI
GU ZONGHAO
ZHANG XUEER

Assignees

中国石油天然气集团有限公司
中国石油集团西部钻探工程有限公司

Dates

Publication Date: 20260508
Application Date: 20241105

Claims (8)

1. An automated remote monitoring system for well cementation, comprising: the remote well cementation control device is used for collecting, processing and transmitting data and issuing instructions; the sensor module is used for monitoring various parameters in the operation process of the construction operation equipment in real time; The communication module is used for connecting construction operation equipment on site through a communication protocol, and realizing real-time transmission of data and accurate issuing of control instructions.
2. The automated remote monitoring system for well cementation of claim 1, wherein the remote well cementation control device comprises: The remote well cementation construction operation module is used for realizing one-key operation and real-time monitoring; the global and process monitoring module is used for realizing global parameter monitoring, reading and setting global parameters and ensuring that all parameters in the operation process are in an optimal state; The process monitoring module is used for realizing state reading and control, animation simulation and job record; The construction operation trend chart display module is used for collecting and displaying data curves and reading and displaying data; the power monitoring and adjusting module is used for realizing monitoring of an engine and a gearbox, monitoring of gas circuit pressure and a stirrer and monitoring of pump equipment; the operation setting and configuring module is used for performing liquid level setting and stage setting; and the well control device remote control module is used for carrying out ash tank monitoring, air compressor monitoring and cement head control.
3. The automatic remote monitoring system for well cementation of claim 2, wherein the remote well cementation construction operation module comprises a one-key operation sub-module and a real-time monitoring sub-module, wherein the one-key operation sub-module is used for realizing one-key injection of a front-end liquid, one-key injection of a spacer liquid, one-key premixing and automatic ash injection, one-key injection of collar slurry and tail slurry, one-key slurry replacement and one-key touch pressing operation, and the real-time monitoring sub-module is used for monitoring the construction operation state in real time through network connection with field operation equipment.
4. The automatic remote monitoring system for well cementation according to claim 3, wherein the process monitoring module comprises a state reading and controlling sub-module, an animation simulating sub-module and a job recording sub-module, wherein the state reading and controlling sub-module is used for reading the states of a water tank, a gray tank, a high-energy mixing tank and various pumps and controlling the states, the animation simulating sub-module is used for visually displaying a job process by simulating a construction job graph through animation, and the job recording sub-module is used for providing a starting and stopping recording function and controlling premix jobs, stage jobs and formal jobs.
5. The automatic remote monitoring system for well cementation, according to claim 2,3 or 4, wherein the construction operation trend graph display module comprises a data curve acquisition and display sub-module and a data reading display sub-module, wherein the data curve acquisition and display sub-module is used for acquiring and displaying construction data curves, and the data reading display sub-module is used for reading and displaying data.
6. The automatic remote monitoring system for well cementation according to claim 2, 3 or 4, wherein the power monitoring and adjusting module comprises an engine and gearbox monitoring submodule, a gas circuit pressure and stirrer monitoring submodule and a pump equipment monitoring submodule, wherein the engine and gearbox monitoring submodule is used for monitoring the start and stop, the rotating speed and the switching condition of gear positions of the engine, the gas circuit pressure and stirrer monitoring submodule is used for adjusting and displaying the gas circuit pressure and reading and setting parameters of the stirrer, and the pump equipment monitoring submodule is used for monitoring the states of a water supply pump, a jet pump, a circulating pump and a filling pump.
7. The automatic remote monitoring system for well cementation according to claim 2, 3 or 4, wherein the operation setting and configuring module comprises a liquid level setting sub-module and a stage setting sub-module, wherein the liquid level setting sub-module is used for setting and adjusting a liquid level correction coefficient, a formal operation preset displacement, a set liquid level and upper and lower limit parameters, and the stage setting sub-module is used for setting slurry accumulation, a set density and date and time.
8. The automatic remote monitoring system for well cementation according to claim 2,3 or 4, wherein the remote control module of the well control device comprises a dust tank monitoring sub-module, an air compressor monitoring sub-module and a cement head control sub-module, wherein the dust tank monitoring sub-module is used for monitoring and controlling key parameters, the air compressor monitoring sub-module is used for reading and writing the air compressor parameters and controlling the functions of the air compressor, and the cement head control sub-module is used for controlling opening and closing operations of various valves of the cement head.

Description

Automatic remote monitoring system for well cementation Technical Field The invention relates to the technical field of well cementation automation and informatization, in particular to a well cementation automation remote monitoring system. Background In conventional cementing operations, highly dependent on manual operation and on-site monitoring, this approach is not only inefficient, but also presents a significant safety risk. With the development of drilling engineering to deeper and more complex stratum, higher requirements are put on the quality, efficiency and safety of well cementation operation. Firstly, the well cementation operation is a key link of the oil and gas well construction engineering, and is directly related to long-term safe and efficient production of the oil and gas well and ecological environment protection of the well region. However, in the conventional well cementation operation process, key steps such as cement slurry injection, pressure control, flow monitoring and the like often depend on manual inspection and control, so that a large amount of human resources are consumed, and misoperation and safety accidents are easily caused by human factors. Secondly, with the rapid development of modern information technologies such as the Internet of things, big data, cloud computing and the like, powerful technical support is provided for automation and informatization of well cementation operation. By combining the advanced technologies with the well cementation operation, the real-time monitoring, remote control and intelligent management of the whole well cementation operation process can be realized, so that the operation efficiency and the safety are remarkably improved. Disclosure of Invention The invention provides an automatic remote monitoring system for well cementation, which overcomes the defects of the prior art, and can effectively solve the problems that the equipment automation degree is low and remote multipoint access and monitoring cannot be realized in the traditional well cementation operation. The technical scheme of the invention is realized by the following measures that the automatic remote monitoring system for well cementation comprises: the remote well cementation control device is used for collecting, processing and transmitting data and issuing instructions; the sensor module is used for monitoring various parameters in the operation process of the construction operation equipment in real time; The communication module is used for connecting construction operation equipment on site through a communication protocol, and realizing real-time transmission of data and accurate issuing of control instructions. The following are further optimizations and/or improvements to the above-described inventive solution: The remote well cementation control device may include: The remote well cementation construction operation module is used for realizing one-key operation and real-time monitoring; the global and process monitoring module is used for realizing global parameter monitoring, reading and setting global parameters and ensuring that all parameters in the operation process are in an optimal state; The process monitoring module is used for realizing state reading and control, animation simulation and job record; The construction operation trend chart display module is used for collecting and displaying data curves and reading and displaying data; the power monitoring and adjusting module is used for realizing monitoring of an engine and a gearbox, monitoring of gas circuit pressure and a stirrer and monitoring of pump equipment; the operation setting and configuring module is used for performing liquid level setting and stage setting; and the well control device remote control module is used for carrying out ash tank monitoring, air compressor monitoring and cement head control. The remote well cementation construction operation module can comprise a one-key operation sub-module and a real-time monitoring sub-module, wherein the one-key operation sub-module is used for realizing one-key injection of a front liquid, one-key injection of a spacer fluid, one-key premixing, automatic ash injection, one-key injection of a slurry collar and a slurry tail, and one-key slurry replacement and one-key touch pressing operation, and the real-time monitoring sub-module is used for monitoring the construction operation state in real time through network connection field operation equipment. The process monitoring module comprises a state reading and controlling sub-module, an animation simulating sub-module and a job recording sub-module, wherein the state reading and controlling sub-module is used for reading the states of a water tank, a gray tank, a high-energy mixing tank and various pumps and controlling the states, the animation simulating sub-module is used for intuitively displaying a job process through animation simulating a construction job graph, and the job reco