CN114415545A - Oil gas gathering and transportation pipe network online simulation heating furnace adjusting method based on fog calculation - Google Patents
Oil gas gathering and transportation pipe network online simulation heating furnace adjusting method based on fog calculation Download PDFInfo
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- CN114415545A CN114415545A CN202210083682.1A CN202210083682A CN114415545A CN 114415545 A CN114415545 A CN 114415545A CN 202210083682 A CN202210083682 A CN 202210083682A CN 114415545 A CN114415545 A CN 114415545A
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- heating furnace
- gathering
- terminal system
- monitoring instrument
- pipe network
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B17/00—Systems involving the use of models or simulators of said systems
- G05B17/02—Systems involving the use of models or simulators of said systems electric
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
Abstract
The invention discloses a fog calculation-based oil-gas gathering and transportation pipe network online simulation heating furnace adjusting method, and relates to the fields of simulation, Internet of things control, fog calculation and the like. The system comprises a terminal system, a fog calculating system, a heating furnace, a controller of the heating furnace, a monitoring instrument and the like, wherein the monitoring instrument comprises a pressure monitoring instrument, a temperature detecting instrument and a flow monitoring instrument, and the fog calculating system is embedded in the controller of the heating furnace. The heating furnace is installed at the wellhead, and the monitoring instrument is installed at the wellhead and the oil transfer station. The terminal system computer carries out on-line simulation on the gathering and transportation pipe network according to the gathering and transportation pipe network design parameters, the fluid information and the pipeline operation conditions, the fog computing system realizes real-time control on the power of the heating furnace according to the simulation result and the real-time monitoring data, the heating furnace is guaranteed to run at the lowest power under the safe operation state of the gathering and transportation pipe network, and the purpose of reducing energy consumption is achieved.
Description
Technical Field
The invention relates to the technical field of heating furnace power regulation, in particular to a method for regulating the power of an oil-gas gathering and transportation pipe network heating furnace based on fog calculation.
Background
The crude oil extracted from oil fields in China is high-viscosity, high-condensation-point and high-wax-content easily-condensable and high-viscosity crude oil, when the conveying temperature of the crude oil is close to or lower than the condensation point, the flowability of the crude oil is extremely poor, the wax condensation phenomenon is easy to occur, even the occurrence of misconvergence pipe condensation accidents is caused, particularly in high-latitude areas, the temperature is low in winter, and the risk of wax condensation is more important.
In order to ensure the safe operation of a gathering and transportation pipe network, the main measure adopted by the oil field in China at present is to arrange a heating furnace at a wellhead to improve the temperature of produced liquid. When the conveying conditions of the gathering and conveying pipe network change, field personnel adjust the power of the heating furnace according to working experience, the adjusting method has low efficiency and insufficient adjusting precision, the safe and economic operation of the gathering and conveying pipe network cannot be guaranteed, and production accidents and resource waste are easily caused.
Disclosure of Invention
The invention provides a method for realizing real-time adjustment of the power of a heating furnace according to the real-time operation condition of a gathering and transportation pipe network, which solves the problem of manual adjustment of the power of the heating furnace while ensuring the safe operation of the gathering and transportation pipe network, thereby realizing the timely and accurate adjustment of the power of the heating furnace.
The embodiment of the invention is realized by the following steps:
the invention discloses a fog calculation-based method for adjusting an oil-gas gathering and transportation pipe network online simulation heating furnace, which comprises a heating furnace and a controller thereof, a pressure/temperature/flow monitoring instrument, a terminal system, a fog calculation system and the like. The heating furnace is installed at the wellhead, and the controller of the heating furnace plays a role in monitoring and adjusting the power of the heating furnace. The monitoring instrument is installed at a wellhead and an oil transfer station and used for monitoring the operation condition of a gathering and transportation pipe network in real time, has a data transmission function and can transmit the operation condition data of the pipeline to a terminal system database and a heating furnace controller. The terminal system computer carries out on-line simulation of the gathering and transportation pipe network according to the gathering and transportation pipe network design parameters, fluid information, operation conditions and the like, the terminal system signal device transmits a simulation result to the heating furnace controller, and the fog computing system embedded in the heating furnace controller sends an instruction to the heating furnace controller according to a comparison result of the simulation result and real-time monitoring data to realize real-time adjustment of the power of the heating furnace.
Drawings
FIG. 1 is a schematic view of a wellhead heating and monitoring system in an embodiment of the invention.
FIG. 2 is a schematic view of a monitoring system at a refueling station in an embodiment of the invention.
Fig. 3 is a schematic diagram of a terminal system according to an embodiment of the present invention.
FIG. 4 is a schematic diagram of the power regulation process of the heating furnace according to the embodiment of the present invention.
In the figure: 1. the system comprises a pressure monitoring instrument, 2 a temperature monitoring instrument, 3 a flow monitoring instrument, 4 a heating furnace, 5 a heating furnace controller, 6 a Christmas tree, 7 a storage battery, 8 a gathering and transportation pipeline, 9 a transfer station, 10 a terminal system signal device, 11 a terminal system database, 12 a terminal system computer and 13 a power supply.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The embodiments described below and the individual features of the embodiments can be combined with one another without conflict.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the invention discloses an oil-gas gathering and transportation pipe network online simulation heating furnace adjusting method based on fog calculation. The pressure monitoring instrument 1, the temperature monitoring instrument 2 and the flow monitoring instrument 3 are installed at proper positions of a gathering and transporting pipeline 8 at a wellhead and an oil transfer station and used for monitoring the operation condition of the pipeline in real time, and have the functions of intelligent acquisition and reporting, stable transmission, high protection performance and the like, the data acquisition frequency of the monitoring instrument is 1 min/time, the data are automatically stored for 5 days, the gathering and transporting pipeline operation data are transmitted to a terminal system signal device 10 and a heating furnace controller 5 through a 4G network, the transmission frequency is 10 min/time, the data are normally acquired when the network is interrupted, and the transmission is continued after the network is recovered. The storage battery 7 can supply power for the duration of the monitoring instrument for 3-5 years, and when the electric quantity of the storage battery 7 is insufficient, an automatic alarm is given to prompt a worker to replace the storage battery.
The on-site monitoring data is transmitted to the terminal system signal device 10 through the 4G network and automatically stored in the terminal database 11, a gathering and transportation pipe network model is established by simulation software in the terminal system computer 12 according to gathering and transportation pipe network design parameters (pipe diameter, length, wall thickness, heat preservation layer materials, protection layer materials and the like), on-line transient simulation of the gathering and transportation pipe network is carried out according to the gathering and transportation pipe network operation conditions (fluid temperature, pressure, flow, lowest environment temperature and ground temperature at the pipeline buried depth) in the terminal database 11, important result parameters such as temperature drop along the line, pressure drop along the line, station entering temperature, station entering pressure and the like are obtained, and the terminal system signal device 10 transmits the simulation result to the heating furnace controller 5 through the 4G network.
According to the property of crude oil produced by an oil field wellhead and the field production requirement, the lowest safe operation temperature and the safe operation pressure range of the gathering and transportation pipe network are obtained through analysis, and a fog calculation system in the heating furnace controller 5 judges whether the gathering and transportation pipe network operates in a safe state or not through analyzing four indexes of temperature drop along the line, pressure drop along the line, station entering temperature and station entering pressure. If the entering temperature of the oil transfer station is lower than the safe operation temperature of the gathering and transportation pipe network, the fog calculation system sends an instruction to the heating furnace controller 5 to start the heating furnace 4 or increase the power of the heating furnace to improve the entering temperature of the fluid; if the entering temperature of the oil transfer station is higher than the safe operation temperature of the gathering and transportation pipe network, the fog calculation system sends an instruction to the heating furnace controller 5 to reduce the power of the heating furnace 4 or close the heating furnace 4 to reduce the entering temperature of the fluid. The real-time adjustment of the power of the heating furnace is realized through the judging flow, and the heating furnace is operated with the lowest energy consumption on the premise of ensuring the safe operation of a gathering and transportation pipe network, so that the aims of saving energy and reducing consumption are fulfilled. In addition, in order to prevent the occurrence of emergency, a manual intervention and adjustment measure is set in the heating furnace 4 to ensure the safe operation of the collecting and transporting network in an emergency state.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (1)
1. The utility model provides an oil gas gathering and transportation pipe network on-line simulation heating furnace adjusting method based on fog calculation, mainly by pressure monitoring instrument (1), temperature monitoring instrument (2), flow monitoring instrument (3), heating furnace (4), heating furnace controller (5), production tree (6), battery (7), gathering and transportation pipeline (8), oil transfer station (9), terminal system signal device (10), terminal system database (11), terminal system computer (12) and power (13) constitute, its characterized in that: the Christmas tree (6) is connected with the oil transfer station (9) through a gathering and transportation pipeline (8); the pressure monitoring instrument (1), the temperature monitoring instrument (2) and the flow monitoring instrument (3) are arranged at proper positions of the gathering and transportation pipeline (8) and used for monitoring and transporting pipeline operation condition data in real time, and the storage battery (7) supplies power to the pressure monitoring instrument (1), the temperature monitoring instrument (2) and the flow monitoring instrument (3); the pipeline operation condition data are received by a terminal system signal device (10) and stored in a terminal system database (11), a terminal system computer (12) establishes an online gathering and transportation network model according to gathering and transportation network design parameters and calls data such as actually measured temperature, pressure and flow in the terminal system database (11) to carry out simulation, and a power supply (13) supplies power to the terminal system signal device (10), the terminal system database (11) and the terminal system computer (12); the heating furnace (4) is installed at a proper position of a gathering and transportation pipeline (8) at a wellhead, the heating furnace controller (5) is installed on the heating furnace (4), a terminal system signal device (10) transmits a simulation result of a terminal system computer (12) to the heating furnace controller (5), and a fog computing system embedded in the heating furnace controller (5) judges the overall operation condition of a gathering and transportation pipeline network according to the simulation result and a comparison result of field real-time monitoring data; if the arrival temperature is lower than the safe operation temperature of the gathering and transportation pipe network, starting the heating furnace (4) or adjusting the power to improve the arrival temperature of the fluid; if the entering temperature is higher than the safe operation temperature of the gathering and transportation pipe network, the power of the heating furnace (4) is reduced or the heating furnace (4) is closed to reduce the entering temperature of the fluid, so that the real-time adjustment of the power of the heating furnace is realized, and the heating furnace is operated at the lowest power on the premise of ensuring the safe operation of the gathering and transportation pipe network, thereby achieving the purposes of saving energy and reducing consumption.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210083682.1A CN114415545A (en) | 2022-01-21 | 2022-01-21 | Oil gas gathering and transportation pipe network online simulation heating furnace adjusting method based on fog calculation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210083682.1A CN114415545A (en) | 2022-01-21 | 2022-01-21 | Oil gas gathering and transportation pipe network online simulation heating furnace adjusting method based on fog calculation |
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| CN114415545A true CN114415545A (en) | 2022-04-29 |
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2022
- 2022-01-21 CN CN202210083682.1A patent/CN114415545A/en active Pending
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| JP2009002167A (en) * | 2007-06-19 | 2009-01-08 | Mazda Motor Corp | Fuel spray simulation method, device, and program |
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| CN104616579A (en) * | 2015-01-08 | 2015-05-13 | 西南石油大学 | Gas production simulation system and simulation method |
| EP3757356A1 (en) * | 2019-06-25 | 2020-12-30 | General Electric Company | Control of power generation system by visually monitoring gauge during operation |
| CN113311800A (en) * | 2021-06-28 | 2021-08-27 | 西安热工研究院有限公司 | Testing device and method for function verification of nuclear power station steam turbine regulation security system |
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