CN205189852U - Automatic remote monitering system of automatic calculating of oil well metering separator and control by temperature change water mixing - Google Patents

Abstract

The utility model discloses an automatic remote monitoring system for automatic measurement and calculation of an oil well metering separator and temperature control and water mixing, comprising an automatic liquid level detector, an incoming liquid pressure detection module, a liquid phase constant liquid pipe, an explosion-proof electric valve and an automatic measurement and calculation system ; It also includes an incoming liquid temperature detection module and a water mixing temperature detection module respectively installed on the oil well incoming liquid pipeline and the main pipe of the water mixing pipe, a water mixing pressure detection module for detecting the pressure value of the incoming liquid mixed with water, and a water mixing pressure detection module arranged on the main pipe The water-mixed flowmeter, the water-mixed pressure detection module is close to the inlet end of the water-mixed meter; the temperature detection module and the water-mixed pressure detection module are respectively electrically connected to the automatic measurement system. The utility model has reasonable structure and convenient operation, can realize automatic measurement and monitoring, improve data measurement accuracy, realize data monitoring of water content, reduce on-site work investigation, reduce labor intensity of staff, and can reduce costs.

Description

Automatic remote monitoring system for automatic measurement and calculation of oil well metering separator and temperature control and water mixing

technical field

The utility model relates to an automatic remote monitoring system, in particular to an automatic remote monitoring system for automatic measurement and calculation of an oil well metering separator and temperature control and water mixing.

Background technique

At present, domestic metering stations mainly use metering separators (represented by glass tube oil metering) for gas-liquid metering for oil well metering. This method is to use a metering separator to separate the gas-liquid two-phase separation of the single-well output liquid. After the separation is completed, the gas and liquid are measured with a fixed volume, and the start and start times are recorded manually with a meter, and the short-term measurement data is used for conversion. For the output of a day, the number of measurements for each oil well is 3 times, and the final measurement result is finally obtained by weighting the measurement data of the 3 oil wells on average; the temperature value is obtained by looking at the glass tube thermometer with the naked eye, and the pressure value is obtained by looking at the glass tube thermometer with the naked eye The data is obtained from the spring pointer pressure gauge; the pipeline of the water-mixed well in the oil field adopts an ordinary thermometer and manually controls the flow rate. Affected by various factors, the accuracy of the temperature of the wellhead outlet water cannot be guaranteed, and the temperature accuracy of the pipeline transported to the metering station cannot be guaranteed. .

Due to the use of manual methods to measure the output, there are many objective factors, such as: time difference, data starting and final benchmark difference, data calculation and filling difference, temperature and pressure value human errors, etc., resulting in more data records and occupying The time is long and the labor intensity of personnel is high; the error of the basic value of production calculation, the error of data recording, the error of data calculation and other reasons cause the error of measurement value to be large; Requirements; manual inspections are adopted, and on-site problems cannot be found and solved anytime and anywhere; the amount of water mixed cannot be accurately and stably controlled, which is laborious and time-consuming, does not save energy, and increases the labor intensity of workers.

Contents of the invention

The purpose of this utility model is to aim at the defects existing in the prior art, to provide a reasonable structure, convenient operation, which can realize automatic measurement and monitoring, improve the measurement accuracy of data, realize the data monitoring of water content, reduce on-site work investigation, and reduce work The labor intensity of personnel, the automatic measurement and calculation of oil well metering separator and the automatic remote monitoring system of temperature control and water mixing can reduce the cost.

Its technical solution is: automatic measurement and calculation of oil well metering separator and automatic remote monitoring system for temperature control and water mixing, including an automatic liquid level detector installed on the metering separator for sensing the height of the buoy of the magnetic reversal flowmeter; installed on the metering separator The incoming liquid pressure detection module on the inlet process pipeline for sensing the pressure of the incoming liquid medium; the liquid phase constant liquid pipe installed on the separation liquid phase outlet process pipeline of the metering separator for raising the liquid phase level in the tank; installed on the The explosion-proof electric valve on the separated natural gas outlet pipeline of the metering separator is used to control the flow direction of the separated natural gas; the automatic measurement and calculation system is electrically connected with the automatic liquid level detector, the incoming liquid pressure detection module, and the explosion-proof electric valve;

The automatic remote monitoring system also includes an incoming liquid temperature detection module and a water mixing temperature detection module respectively installed on the oil well incoming liquid pipeline and the main pipe of the water mixing pipe, a water mixing pressure detection module for detecting the pressure value of the water mixing incoming liquid, and The water-mixing flowmeter is arranged on the main pipe, the water-mixing pressure detection module is close to the inlet end of the water-mixing instrument; the temperature detection module and the water-mixing pressure detection module are respectively electrically connected to the automatic measurement system.

The water mixing temperature detection module is installed on each incoming liquid pipeline of an oil well, and corresponds to the number of oil wells.

The automatic liquid level detector is installed on the main body of the magnetic reversal flowmeter of the metering separator.

Compared with the prior art, the utility model has the following advantages: the structure is reasonable, and at the same time, it can diagnose and alarm the pressure of the separator main body and the production status; the overall structure is an integrated design, the structure is simple, the operation is convenient, and the calculation can be further improved Accuracy, realizes the remote automatic monitoring of the production process, greatly reduces the number of laborers, reduces the labor intensity of the laborers, and improves the accuracy of data measurement; realizes the data monitoring of the amount of water mixed, reduces the amount of on-site work investigation, and the data prompts resource flow information, which is beneficial to Data adjustment, convenient and fast discovery of abnormal conditions, energy saving of water sources, and upgrading and transformation using the original resources of the current oilfield, without major changes and transformations, avoiding waste of resources and reducing costs.

Description of drawings

Below is a further description of the utility model in conjunction with the accompanying drawings and embodiments.

Fig. 1 is the structural representation of a kind of embodiment of the utility model;

Fig. 2 is the structural representation of the utility model water mixing meter;

Fig. 3 is a schematic structural view of the inlet of the utility model single well valve group;

In the figure: 1. Measuring separator; 2. Automatic liquid level detector; 3. Explosion-proof electric valve; 4. Liquid phase constant liquid pipe; 5. Automatic measurement system; 6. Incoming liquid pressure detection module; 7. Incoming liquid temperature Detection module; 8. Water mixing temperature detection module; 9. Water mixing pressure detection module; 10. Water mixing flowmeter.

detailed description

Referring to Figures 1-3, the automatic remote monitoring system for automatic measurement and temperature control of oil well metering separator and water mixing includes metering separator 1, automatic liquid level detector 2, explosion-proof electric valve 3, liquid phase constant liquid pipe 4, temperature Detection module, pressure detection module and automatic calculation system 5. Wherein, the temperature detection module includes an incoming liquid temperature detection module 7 and a water mixing temperature detection module 8 ; the pressure detection module includes an incoming liquid pressure detection module 6 and a water mixing pressure detection module 9 .

Among them, the automatic liquid level detector 2 is installed on the liquid level of the magnetic flap of the metering separator 1, and is used to sense the height of the buoy of the magnetic flip flowmeter, that is, to detect the height of the liquid level inside the tank; the incoming liquid pressure detection module 6 is installed on the On the inlet process pipeline of the metering separator 1, it is used to sense the pressure value of the incoming liquid medium; the liquid phase constant liquid pipe 4 is installed on the outlet process pipeline of the separated liquid phase of the metering separator 1, and is used to lift the liquid phase at the rear end of the metering device The outlet height increases the liquid level in the tank and communicates with the buoy inside the magnetic reversal flowmeter; the explosion-proof electric valve 3 is installed on the separated natural gas outlet pipeline of the metering separator 1 to control the flow direction of the separated natural gas and Shut off the gas circuit and discharge the liquid phase in the tank; the incoming liquid temperature detection module 7 is installed on the incoming liquid pipeline of each well, and is used to detect the temperature value of the mixed liquid after the oil well output liquid is mixed with water, and the water temperature detection The module 8 is also installed on the water-mixed main pipe for measuring the temperature of the water-mixed incoming liquid; the water-mixed pressure detection module 9 is installed on the water-mixed main pipe, and the water-mixed pressure detection module 9 is close to the inlet end of the water-mixed instrument , used to detect the pressure value of the liquid mixed with water.

The automatic calculation system is electrically connected with the automatic liquid level detector 2, the incoming liquid pressure detection module 6, the explosion-proof electric valve 3, the incoming liquid temperature detection module 7, the water mixing temperature detection module 8 and the water mixing pressure detection module 9. Among them, the automatic calculation system 5 is a CPU, which is installed in the duty room of the measurement room, and is used for collecting various data, calculating information parameters, alarming, and displaying data results.

It also includes a water-mixed flowmeter 10 arranged on the main pipe, and collects data signals from the water-mixed flowmeter 10 and transmits them to the automatic measurement system 5 for recording.

Wherein, the water mixing temperature detection module 8 is installed on each liquid incoming pipeline of the oil well, and corresponds to the number of oil wells. The signals of all water-mixed temperature detection modules 8 are uniformly transmitted to the automatic measurement system 5 for collection.

When implementing and installing the automatic measurement and calculation operating system of the metering separator described in the utility model, it is only necessary to connect the process pipelines of each component according to the above process, and connect the circuits, and finally install the automatic measurement and calculation system, and then connect the corresponding circuits to power on after the installation is completed. . Finally, under the program instructions of the automatic measurement and calculation system 5, the measurement and calculation automation can be realized through the collection of measurement data, the shutdown of the gas circuit, data calculation, data recording and display; the flow signal, temperature and pressure signal of the water mixing instrument are in the Under the program instructions of the automatic measurement system, the real-time viewing, comparison, and alarm prompts of data are realized.

When working, the automatic liquid level detector 2 can sense the height of the buoy of the magnetic reversal flowmeter, convert the height signal into an electrical signal, and transmit the data to the upper computer measurement system. The pressure detection module can sense the pressure of the liquid medium, convert the pressure signal into an electrical signal, and transmit the data to the upper computer calculation system.

The height of the liquid phase outlet at the rear end of the metering device can be raised through the liquid phase constant liquid pipe 4, so that the liquid level in the tank is raised, and communicated with the buoy inside the magnetic reversal flowmeter.

The flow direction of the separated natural gas can be controlled through the explosion-proof electric valve 3 .

Calculate the liquid phase output per unit time by measuring the signal height difference and time difference of the automatic liquid level detector 2; then record the current liquid inlet operation status of the oil well according to the signal of the pressure detection module. If the data exceeds the specified value, the host will Alarm prompt; when the liquid level reaches the specified height value, the operation specifies that the explosion-proof electric valve 3 will be turned off, and when the liquid level reaches the specified low and high value, the explosion-proof electric valve 3 will be opened; continuous automatic operation of 3 During the period, the automatic calculation system 5 performs numerical average to obtain the final production value of the current oil well, and displays the basic information and results of the data.

The automatic measuring and calculating system 5 collects data from each incoming liquid temperature detection module 7 installed on the incoming liquid pipeline of the oil well; collects the data of the water-mixed flowmeter 10; When the range value is set, it means that the water source is being wasted at this time, and the data can be used to prompt the energy-saving water source and the data status can be uploaded; Water source status, data can be prompted to supplement water sources, and the data status can be uploaded; when the water mixing amount of each well is known, the automatic calculation system 5 will bring the data into the production data calculation of the current oil well, and finally obtain the production data after removing the water mixing .

Each metering station uploads the data obtained by the automatic measurement and calculation of the metering separator and the data obtained by the automatic remote monitoring system for temperature control and water mixing through the data mobile network wirelessly, and the terminal publishes the data webpage according to the uploaded data results, and the user can set View and call the data under the authority to make the next work arrangement and plan.

The utility model is not limited to the above-mentioned embodiments, within the scope of knowledge of those skilled in the art, various changes can also be made without departing from the purpose of the utility model, and the changed content still belongs to the utility model scope of protection.

Claims (3)

1. the automatic remote monitoring system of oil-well metering separator automatic measurement & calculation and temperature control water mixing, is characterized in that: comprise the automatic liquid level detector be arranged on for perception magnetic tumble flows gauge buoy height on metering separator; Be arranged on metering separator import flow process pipeline carrys out liquid medium pressure for perception carry out hydraulic coupling detection module; The liquid phase that the separation liquid phase outlet flow journey pipeline being arranged on metering separator promotes for liquid phase liquid level in tank determines liquid pipe; For controlling the explosion-proof electric valve of the traffic organising being separated rear natural gas on the separating natural gas outlet line being arranged on metering separator; Respectively with automatic liquid level detector, carry out hydraulic coupling detection module, automation calculating system that explosion-proof electric valve is electrically connected;

Described automatic remote monitoring system also comprise be arranged on respectively oil well come on the female pipe of liquid pipeline and water mixing pipe come liquid temp detection module and water mixing temperature detecting module, for detecting the water mixing pressure detecting module that water mixing carrys out hydraulic pressure force value and the watering flow meter be arranged on female pipe, described water mixing pressure detecting module is near the entrance point of water mixing instrument; Described temperature detecting module and water mixing pressure detecting module are electrically connected with automation calculating system respectively.

2. the automatic remote monitoring system of oil-well metering separator automatic measurement & calculation according to claim 1 and temperature control water mixing, is characterized in that: described water mixing temperature detecting module be arranged on oil well each come on liquid pipeline, and corresponding with oil well quantity.

3. the automatic remote monitoring system of oil-well metering separator automatic measurement & calculation according to claim 1 and 2 and temperature control water mixing, is characterized in that: described automatic liquid level detector is arranged on the magnetic upset flow meter body of metering separator.