CN107630698A - A kind of one-well metering system - Google Patents
A kind of one-well metering system Download PDFInfo
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- CN107630698A CN107630698A CN201710717128.3A CN201710717128A CN107630698A CN 107630698 A CN107630698 A CN 107630698A CN 201710717128 A CN201710717128 A CN 201710717128A CN 107630698 A CN107630698 A CN 107630698A
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Abstract
The embodiment of the present application discloses a kind of one-well metering system.The system includes：Data acquisition device and data sink；Data acquisition device, it is arranged in oil well, data acquisition device includes：Accelerator for neutron production and carbon-to-oxygen ratio eds detector；Accelerator for neutron production is used for the neutron for generating prescribed energy, to hit carbon atom and oxygen atom in the production fluid for flowing through the oil pipe in oil well, to excite the inelastic scattering gamma ray of carbon and oxygen element；Carbon-to-oxygen ratio eds detector is used for the signal for detecting the inelastic scattering gamma ray of carbon and oxygen element, obtains the gamma-spectrometric data of carbon and oxygen element in production fluid, and gamma-spectrometric data is sent to data sink；Data sink, set on the ground, for receiving the gamma-spectrometric data of carbon-to-oxygen ratio eds detector transmission, and determine according to gamma-spectrometric data the moisture content of the production fluid of oil well.The technical scheme that the embodiment of the present application provides, the degree of accuracy of the moisture content of the production fluid of measured individual well can be improved.
Description
Technical field
The application is related to technology of instrument and meter field, more particularly to a kind of one-well metering system.
Background technology
Well yield is to reflect profit changing rule in oil reservoir, examine production management measure, analyze the important of dynamic change
Foundation.Oil well one-well metering is an important content of oil field evaluation work.However, the one-well metering of heavy oil wells is always one
Larger problem, Major Difficulties in production fluid medium it is more complicated, for example, viscous crude, high wax etc. may be included in medium, lead
Cause to be difficult to detect the ratio of oil, water two-phase.Therefore, need badly with a kind of one-well metering system, carry out accurate measurement individual well
The moisture content of production fluid.
The content of the invention
The purpose of the embodiment of the present application is to provide a kind of one-well metering system, to improve the production fluid of measured oil well
The degree of accuracy of moisture content.
In order to solve the above technical problems, the embodiment of the present application provides what a kind of one-well metering system was realized in：
A kind of one-well metering system, including：Data acquisition device and data sink；
The data acquisition device, is arranged in oil well, and the data acquisition device includes：Accelerator for neutron production and carbon-to-oxygen ratio
Eds detector；The accelerator for neutron production is used for the neutron for generating prescribed energy, to hit the oil pipe flowed through in the oil well
Carbon atom and oxygen atom in production fluid, to excite the inelastic scattering gamma ray of carbon and oxygen element；The carbon-to-oxygen ratio
Eds detector is used for the signal for detecting the inelastic scattering gamma ray of the carbon and oxygen element, obtains the production fluid
The gamma-spectrometric data of middle carbon and oxygen element, and the gamma-spectrometric data is sent to the data sink；
The data sink, set on the ground, the data sink is used to receive the carbon-to-oxygen ratio power spectrum
The gamma-spectrometric data that detector is sent, and determine according to the gamma-spectrometric data moisture content of the production fluid of the oil well.
In preferred scheme, the data acquisition device also includes：Hollow pipe；
The oil pipe is divided into first paragraph oil pipe and second segment oil pipe by the hollow pipe, the upper end of the hollow pipe with it is described
The lower end of first paragraph oil pipe is connected, and the lower end of the hollow pipe is connected with the upper end of the second segment oil pipe；Wherein, it is described
Hollow pipe includes：Tube wall with appointed thickness；
The accelerator for neutron production and the carbon-to-oxygen ratio eds detector are arranged in the hollow pipe.
In preferred scheme, the accelerator for neutron production is additionally operable to generate the neutron of prescribed energy, to activate in the production fluid
Oxygen atom, and cause the production fluid in generation there is radioactive N16 atoms；The data acquisition device also includes：The
One radioactivity seeker and the second radioactivity seeker；
First radioactivity seeker and second radioactivity seeker are separately positioned in the hollow pipe, its
In, first radioactivity seeker is with second radioactivity seeker edge with horizontal plane direction at a distance of distance to a declared goal；
First radioactivity seeker is used to detect the gamma ray letter sent with radioactive N16 atoms
Number, and record the very first time information for detecting gamma ray signal and send the very first time information to the data
Harvester；
Second radioactivity seeker is used to detect the gamma ray letter sent with radioactive N16 atoms
Number, and record the second temporal information for detecting gamma ray signal and send second temporal information to the data
Harvester.
In preferred scheme, the data sink includes：Data processing main part and data storage main part；
The gamma-spectrometric data that the data processing main part is sent for receiving the carbon-to-oxygen ratio eds detector, and according to
The gamma-spectrometric data determines the moisture content of the production fluid of the oil well；The data processing main part, which is additionally operable to receive described first, to be put
The very first time information that penetrating property detector is sent, and receive that second radioactivity seeker is sent described second when
Between information, and according to the distance to a declared goal, the very first time information and second temporal information, determine the production of the oil well
Liquid measure；
The data storage main part is used for the Liquid output and production fluid for storing oil well determined by the data processing main part
Moisture content.
In preferred scheme,
The carbon-to-oxygen ratio eds detector using wired data transfer mode or is wirelessly transferred with the data processing main part
Mode connects；
First radioactivity seeker using wired data transfer mode or is wirelessly transferred with the data processing main part
Mode connects；
Second radioactivity seeker using wired data transfer mode or is wirelessly transferred with the data processing main part
Mode connects.
In preferred scheme, the data sink also includes：Data show main part；
The data show that main part is used for the Liquid output and output for receiving the oil well that the data processing main part is sent
The moisture content of liquid, and show the Liquid output of the oil well and the moisture content of production fluid.
In preferred scheme, the data sink also includes：GPRS module；
The GPRS module is used for the telecommunication connection for establishing the data processing main part and remote monitoring center.
In preferred scheme, the hollow pipe also includes：Screen layer；
The screen layer is arranged on the outside of the tube wall, the screen layer be used to shield in stratum the carbon of material and
The radiated signal of oxygen element.
In preferred scheme, the system also includes：Electric supply installation；
The electric supply installation is set on the ground, and the electric supply installation passes through single-core cable and data acquisition device electricity
Property connection, the electric supply installation be used for give the data acquisition device power supply.
In preferred scheme, the electric supply installation includes：D.C. regulated power supply.
The embodiment of the present application provides a kind of one-well metering system, and data acquisition device can be with the one-well metering system
It is arranged in oil well, wherein, the data acquisition device can include：Accelerator for neutron production and carbon-to-oxygen ratio eds detector；Can be with
The neutron of prescribed energy is generated by the accelerator for neutron production, to hit the carbon in the production fluid for flowing through the oil pipe in the oil well
Atom and oxygen atom, excite the inelastic scattering gamma ray of carbon and oxygen element；It is then possible to pass through the carbon-to-oxygen ratio energy
The signal that detector detects the inelastic scattering gamma ray of the carbon and oxygen element is composed, can be obtained in the production fluid
The gamma-spectrometric data of carbon and oxygen element, and the gamma-spectrometric data is sent to the data sink set on the ground；Most
Afterwards, the gamma-spectrometric data of the carbon-to-oxygen ratio eds detector transmission is received by the data sink, and according to described
Gamma-spectrometric data determines the moisture content of the production fluid of the oil well.In this way, the moisture content of the production fluid of the oil well can be carried out
Accurate measurement.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in application, for those of ordinary skill in the art, do not paying the premise of creative labor
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the composition structural representation of the application one-well metering system embodiment.
Embodiment
The embodiment of the present application provides a kind of one-well metering system.
In order that those skilled in the art more fully understand the technical scheme in the application, it is real below in conjunction with the application
The accompanying drawing in example is applied, the technical scheme in the embodiment of the present application is clearly and completely described, it is clear that described implementation
Example only some embodiments of the present application, rather than whole embodiments.It is common based on the embodiment in the application, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, it should all belong to the application protection
Scope.
Fig. 1 is the composition structural representation of the application one-well metering system embodiment.As shown in figure 1, the one-well metering
System can include：Data acquisition device 100 and data sink 200.Dotted line frame inside points represent that the data are adopted in Fig. 1
Acquisition means 100.
The data acquisition device 100, can be arranged in oil well.
In the present embodiment, the data acquisition device 100 can be arranged in the oil well oil well described in distance
The opening position that more than 200 meters of well head.
In the present embodiment, the data acquisition device 100 can include：Accelerator for neutron production 110 and carbon-to-oxygen ratio power spectrum
Detector 120.Wherein, the accelerator for neutron production 110 can be used for the neutron for generating prescribed energy, flow through the oil well to hit
Carbon atom and oxygen atom in the production fluid of interior oil pipe, to excite the inelastic scattering gamma ray of carbon and oxygen element.
The carbon-to-oxygen ratio eds detector 120 can be used for the letter for detecting the inelastic scattering gamma ray of the carbon and oxygen element
Number, the gamma-spectrometric data of carbon and oxygen element in the production fluid is obtained, and the gamma-spectrometric data is sent to the data and connect
Receiving apparatus 200.
In the present embodiment, the carbon-to-oxygen ratio eds detector 120 can be used with the data sink 200 and had
Line data transfer mode or wireless transmission method connection.The accelerator for neutron production 110 can also with the data sink 200
Connected using wired data transfer mode or wireless transmission method.
In the present embodiment, the accelerator for neutron production 110, which can be also used for receiving the data sink 200, sends
The first control instruction, to control the accelerator for neutron production 110 to generate the neutron of prescribed energy.The carbon-to-oxygen ratio eds detector
120 can be also used for receiving the second control instruction that the data sink 200 is sent, to control the carbon-to-oxygen ratio power spectrum to visit
Survey device 120 start carbon-to-oxygen ratio power spectrum detecting function, so as to utilize the carbon-to-oxygen ratio power spectrum detecting function, detect the carbon and
The signal of the inelastic scattering gamma ray of oxygen element, obtain the gamma-spectrometric data of carbon and oxygen element in the production fluid.
The data sink 200, can be set on the ground.
In the present embodiment, the data sink 200 can be used for receiving the carbon-to-oxygen ratio eds detector 120
The gamma-spectrometric data sent, and determine according to the gamma-spectrometric data moisture content of the production fluid of the oil well.Specifically, according to
The gamma-spectrometric data determines the moisture content of the production fluid of the oil well, can include, according to the gamma-spectrometric data, it may be determined that institute
State the content accounting of carbon and oxygen element in production fluid.In production fluid, because the oxygen element content in crude oil is compared in water
Oxygen element content, can be ignored, therefore, can according to the content accounting of carbon in the production fluid and oxygen element,
Determine the content accounting of the water of the production fluid of the oil well, i.e. moisture content.
In the present embodiment, the data sink 200 can be also used for respectively to the He of accelerator for neutron production 110
The carbon-to-oxygen ratio eds detector 120 sends first control instruction and second control instruction, so as to the neutron
Generator 110 and the carbon-to-oxygen ratio eds detector 120 control effectively.
In one-well metering system disclosed above, the data acquisition device 100 can be arranged in oil well, wherein,
The data acquisition device 100 can include：Accelerator for neutron production 110 and carbon-to-oxygen ratio eds detector 120；Can be by described
Electronic generator 110 generates the neutron of prescribed energy, with hit flow through carbon atom in the production fluid of the oil pipe in the oil well and
Oxygen atom, excite the inelastic scattering gamma ray of carbon and oxygen element；Visited again by the carbon-to-oxygen ratio eds detector 120
The signal of the inelastic scattering gamma ray of the carbon and oxygen element is surveyed, carbon and oxygen in the production fluid can be obtained
The gamma-spectrometric data of element, and the gamma-spectrometric data is sent to the data sink 200 set on the ground；Finally, pass through
The data sink 200 receives the gamma-spectrometric data that the carbon-to-oxygen ratio eds detector 120 is sent, and according to the energy
Modal data determines the moisture content of the production fluid of the oil well.In this way, the moisture content of the production fluid of the oil well can be carried out accurate
Really measurement.
In another embodiment, the accelerator for neutron production 110 in the data acquisition device 100 can be also used for generating
The neutron of prescribed energy, to activate the oxygen atom in the production fluid, and make it that generation has radioactive in the production fluid
N16 atoms.The data sink 200 can also include：Data processing main part and data storage main part.As shown in figure 1, institute
Stating data acquisition device 100 can also include：Hollow pipe, the first radioactivity seeker 130 and the second radioactivity seeker 140；
The oil pipe can be divided into first paragraph oil pipe and second segment oil pipe by the hollow pipe, the upper end of the hollow pipe with
The lower end of the first paragraph oil pipe is connected, and the lower end of the hollow pipe is connected with the upper end of the second segment oil pipe；Output
Liquid can flow through from the hollow tube hub.Wherein, the hollow pipe can include：Tube wall with appointed thickness.
In the present embodiment, the hollow pipe can also include：Screen layer 150.The screen layer 150 can be arranged on
The outside of the tube wall, the screen layer 150 are used to shield the radiated signal of the carbon of material and oxygen element in stratum, with
The carbon element content of material and oxygen element content in stratum is avoided to produce the moisture content result of the production fluid of identified oil well
Interference.
In the present embodiment, the accelerator for neutron production 110 and the carbon-to-oxygen ratio eds detector 120 can be arranged on institute
State in hollow pipe.
First radioactivity seeker 130 and second radioactivity seeker 140 can be separately positioned on the sky
In heart pipe, wherein, first radioactivity seeker 130 and second radioactivity seeker 140 along with horizontal plane side
To at a distance of distance to a declared goal.
In the present embodiment, first radioactivity seeker 130 can be used for having radioactive N16 described in detection
The gamma ray signal that atom is sent, and record and detect the very first time information of gamma ray signal and during by described first
Between information send to the data processing main part in the data sink 200.
In the present embodiment, first radioactivity seeker 130 can be also used for receiving the data receiver
The 3rd control instruction that data processing main part is sent in device 200, it is described to control first radioactivity seeker 130 to detect
The gamma ray signal sent with radioactive N16 atoms, and record the very first time information for detecting gamma ray signal.
In the present embodiment, second radioactivity seeker 140 can be used for having radioactive N16 described in detection
The gamma ray signal that atom is sent, and record and detect the second temporal information of gamma ray signal and during by described second
Between information send to the data processing main part in the data sink 200.
In the present embodiment, second radioactivity seeker 140 can be also used for receiving the data receiver
The 4th control instruction that data processing main part is sent in device 200, it is described to control second radioactivity seeker 140 to detect
The gamma ray signal sent with radioactive N16 atoms, and record the second temporal information for detecting gamma ray signal.
In the present embodiment, first radioactivity seeker 130 can use wired with the data processing main part
Data transfer mode or wireless transmission method connection.Second radioactivity seeker 140 and the data processing main part can be with
Connected using wired data transfer mode or wireless transmission method.
In the present embodiment, the wired data transfer mode can specifically include：It can utilize single-core cable 300 will
First radioactivity seeker 130 and second radioactivity seeker 140 electrically connect with the data processing main part respectively
Connect, and the accelerator for neutron production 110 and the carbon-to-oxygen ratio eds detector 120 is electrical with the data processing main part respectively
Connection, and carried out data transmission by single-core cable 300.
The data processing main part can be used for receiving the power spectrum number that the carbon-to-oxygen ratio eds detector 120 is sent
According to, and determine according to the gamma-spectrometric data moisture content of the production fluid of the oil well.The data processing main part can be also used for
The very first time information that first radioactivity seeker 130 is sent is received, and receives second radioactivity prospecting
Second temporal information that device 140 is sent, and according to the distance to a declared goal, the very first time information and second time
Information, determine the Liquid output of the oil well.Specifically, according to the distance to a declared goal, the very first time information and described second
Temporal information, the Liquid output of the oil well is determined, can included, believed according to the very first time information and second time
Breath, can be calculated the production fluid and flow through first radioactivity seeker 130 and second radioactivity seeker 140
The distance between needed for object time；According to the object time and the distance to a declared goal, the output can be calculated
The flow velocity of liquid；According to default pipe aperture and the flow velocity of the production fluid, the Liquid output of the oil well can be calculated.
In the present embodiment, the data processing main part can be also used for respectively to the accelerator for neutron production 110, described
Carbon-to-oxygen ratio eds detector 120, first radioactivity seeker 130 and second radioactivity seeker 140 send described
First control instruction, second control instruction, the 3rd control instruction and the 4th control instruction, so as to in described
Electronic generator 110, the carbon-to-oxygen ratio eds detector 120, first radioactivity seeker 130 and second radioactivity are visited
Device 140 is surveyed to control effectively.
The data storage main part can be used for storing the Liquid output of oil well and production determined by the data processing main part
Go out the moisture content of liquid.To extract the data such as the moisture content of the Liquid output of the oil well and production fluid at any time.
In another embodiment, the data sink 200 can also include：Data show main part；
The data show the Liquid output that main part can be used for receiving the oil well that the data processing main part is sent and
The moisture content of production fluid, and show the Liquid output of the oil well and the moisture content of production fluid.
In another embodiment, the data sink 200 also includes：GPRS module；
The GPRS module can be used for the telecommunication connection for establishing the data processing main part and remote monitoring center.
So as to which the data such as the moisture content of the Liquid output of the oil well and production fluid are sent to remote monitoring center, carry out remote monitoring and
Analysis.
In said embodiment, the data acquisition device 100 can be arranged in oil well, wherein, the data are adopted
Acquisition means 100 can also include：First radioactivity seeker 130 and the second radioactivity seeker 140；Described first can be passed through
Radioactivity seeker 130, the detection gamma ray signal sent with radioactive N16 atoms, and record and detect gal
The very first time information of horse ray signal and the very first time information is sent to the number in the data sink 200
According to processing main part；The gal sent with radioactive N16 atoms can also be detected by the second radioactivity seeker 140
Horse ray signal, and record detect gamma ray signal the second temporal information and by second temporal information send to
Data processing main part in the data sink 200；Finally, first radiation is received by the data processing main part
Property the very first time information that sends of detector 130, and receive that second radioactivity seeker 140 sends described the
Two temporal informations, and according to the distance to a declared goal, the very first time information and second temporal information, determine the oil well
Liquid output.In this way, accurate measurement can be carried out to the Liquid output of the oil well.
In another embodiment, as shown in figure 1, the one-well metering system can also include：Electric supply installation 400.
The electric supply installation 400 can be set on the ground.The electric supply installation 400 can by single-core cable 300 with
The data acquisition device 100 is electrically connected with, and the electric supply installation is used to the data acquisition device 100 and powered, with
Ensure accelerator for neutron production 110, carbon-to-oxygen ratio eds detector 120, the first radioactivity seeker in the data acquisition device 100
130 and the normal operation of the second radioactivity seeker 140.
In the present embodiment, the electric supply installation 400 can include：D.C. regulated power supply, to be adopted for the data
Acquisition means 100 provide burning voltage.
The preferred embodiment of the present invention is the foregoing is only, is not intended to limit the invention, for this area
For technical staff, embodiment of the present invention can have various modifications and variations.Within the spirit and principles of the invention, institute
Any modification, equivalent substitution and improvements of work etc., should be included in the scope of the protection.
Claims (10)
- A kind of 1. one-well metering system, it is characterised in that including：Data acquisition device and data sink；The data acquisition device, is arranged in oil well, and the data acquisition device includes：Accelerator for neutron production and carbon-to-oxygen ratio power spectrum Detector；The accelerator for neutron production is used for the neutron for generating prescribed energy, to hit the output of the oil pipe flowed through in the oil well Carbon atom and oxygen atom in liquid, to excite the inelastic scattering gamma ray of carbon and oxygen element；The carbon-to-oxygen ratio power spectrum Detector is used for the signal for detecting the inelastic scattering gamma ray of the carbon and oxygen element, obtains carbon in the production fluid The gamma-spectrometric data of element and oxygen element, and the gamma-spectrometric data is sent to the data sink；The data sink, set on the ground, the data sink is used to receive the carbon-to-oxygen ratio power spectrum detection The gamma-spectrometric data that device is sent, and determine according to the gamma-spectrometric data moisture content of the production fluid of the oil well.
- 2. a kind of one-well metering system according to claim 1, it is characterised in that the data acquisition device also includes： Hollow pipe；The oil pipe is divided into first paragraph oil pipe and second segment oil pipe, the upper end of the hollow pipe and described first by the hollow pipe The lower end of section oil pipe is connected, and the lower end of the hollow pipe is connected with the upper end of the second segment oil pipe；Wherein, it is described hollow Pipe includes：Tube wall with appointed thickness；The accelerator for neutron production and the carbon-to-oxygen ratio eds detector are arranged in the hollow pipe.
- 3. a kind of one-well metering system according to claim 2, it is characterised in that the accelerator for neutron production is additionally operable to generate The neutron of prescribed energy, to activate the oxygen atom in the production fluid, and make it that generation has radioactive in the production fluid N16 atoms；The data acquisition device also includes：First radioactivity seeker and the second radioactivity seeker；First radioactivity seeker and second radioactivity seeker are separately positioned in the hollow pipe, wherein, institute The first radioactivity seeker and second radioactivity seeker edge are stated with horizontal plane direction at a distance of distance to a declared goal；First radioactivity seeker is used to detect the gamma ray signal sent with radioactive N16 atoms, and Record detects the very first time information of gamma ray signal and sends the very first time information to the data acquisition Device；Second radioactivity seeker is used to detect the gamma ray signal sent with radioactive N16 atoms, and Record detects the second temporal information of gamma ray signal and sends second temporal information to the data acquisition Device.
- 4. a kind of one-well metering system according to claim 3, it is characterised in that the data sink includes：Number According to processing main part and data storage main part；The data processing main part is used to receive the gamma-spectrometric data that the carbon-to-oxygen ratio eds detector is sent, and according to described Gamma-spectrometric data determines the moisture content of the production fluid of the oil well；The data processing main part is additionally operable to receive first radioactivity The very first time information that detector is sent, and receive second time letter that second radioactivity seeker is sent Breath, and according to the distance to a declared goal, the very first time information and second temporal information, determine the production liquid of the oil well Amount；The data storage main part is used to store the Liquid output of oil well and containing for production fluid determined by the data processing main part Water rate.
- A kind of 5. one-well metering system according to claim 4, it is characterised in thatThe carbon-to-oxygen ratio eds detector uses wired data transfer mode or wireless transmission method with the data processing main part Connection；First radioactivity seeker uses wired data transfer mode or wireless transmission method with the data processing main part Connection；Second radioactivity seeker uses wired data transfer mode or wireless transmission method with the data processing main part Connection.
- 6. a kind of one-well metering system according to claim 4, it is characterised in that the data sink also includes： Data show main part；The data show the Liquid output that main part is used to receiving the oil well that the data processing main part is sent and production fluid Moisture content, and show the Liquid output of the oil well and the moisture content of production fluid.
- 7. a kind of one-well metering system according to claim 4, it is characterised in that the data sink also includes： GPRS module；The GPRS module is used for the telecommunication connection for establishing the data processing main part and remote monitoring center.
- 8. a kind of one-well metering system according to claim 2, it is characterised in that the hollow pipe also includes：Screen layer；The screen layer is arranged on the outside of the tube wall, and the screen layer is used to shield the carbon of material and oxygen member in stratum The radiated signal of element.
- 9. a kind of one-well metering system described in the claim 1, it is characterised in that the system also includes：Electric supply installation；The electric supply installation is set on the ground, and the electric supply installation is electrically connected by single-core cable and the data acquisition device Connect, the electric supply installation is used to power to the data acquisition device.
- 10. a kind of one-well metering system according to claim 9, it is characterised in that the electric supply installation includes：Direct current is steady Voltage source.
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| CN201710717128.3A CN107630698A (en) | 2017-08-21 | 2017-08-21 | A kind of one-well metering system |
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| CN201710717128.3A CN107630698A (en) | 2017-08-21 | 2017-08-21 | A kind of one-well metering system |
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