CN109827889A - A kind of clancy behavior scale measuring system - Google Patents

A kind of clancy behavior scale measuring system Download PDF

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Publication number
CN109827889A
CN109827889A CN201910280590.0A CN201910280590A CN109827889A CN 109827889 A CN109827889 A CN 109827889A CN 201910280590 A CN201910280590 A CN 201910280590A CN 109827889 A CN109827889 A CN 109827889A
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CN
China
Prior art keywords
pressure
measuring system
sensor
behavior scale
core
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Pending
Application number
CN201910280590.0A
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Chinese (zh)
Inventor
李文龙
杨坚强
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BEIJING AIDI JIAYE TECHNOLOGY DEVELOPMENT Co Ltd
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BEIJING AIDI JIAYE TECHNOLOGY DEVELOPMENT Co Ltd
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Application filed by BEIJING AIDI JIAYE TECHNOLOGY DEVELOPMENT Co Ltd filed Critical BEIJING AIDI JIAYE TECHNOLOGY DEVELOPMENT Co Ltd
Priority to CN201910280590.0A priority Critical patent/CN109827889A/en
Publication of CN109827889A publication Critical patent/CN109827889A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a kind of clancy behavior scale measuring systems, including core holding unit, to the core holding unit apply confining pressure confining pressure tracheae, to the core holding unit apply pore pressure hole pressure pipeline and for the escape pipe of exhaust, the measuring system further include: be connected to confining pressure tracheae and hole pressure pipeline and be used for gas supply air inlet pipe;The flow controller being located in air inlet pipe;The sensor detection module being located on confining pressure tracheae, hole pressure pipeline and escape pipe;Receiving sensor signal, gram formula computing permeability module that core permeability is calculated.By increasing high-precision mass flow controller in core entry, strict control gas flow rate, in conjunction with sample length and diameter parameters, directly calculates permeability then after rock core both ends pressure difference is stablized.Can simulate pressure it is infinitely great under the conditions of rock core gas permeability, i.e. clancy behavior scale, all calculating of the present invention are automatically performed, participate in without artificial.

Description

A kind of clancy behavior scale measuring system
Technical field
The present invention relates to permeability survey technical field, more particularly to a kind of clancy behavior scale measuring system.
Background technique
Core analysis is to recognize the necessary means of oil-gas Layer geologic feature, is to protect the basis of oil-gas Layer technology, and protect Protect the starting point of this system engineering of oil-gas Layer technology.Analysis method has: microtechnic, light splitting technology etc..To rock core into When row permeability survey, equipment in the prior art is injected using constant pressure, is exported meter gaseous flow, but is exported metering method Mostly use drainage, the modes such as moisture meter amount gas gross obtain, these modes or for manual mode or need multiple Miscellaneous conversion, time-consuming and laborious and data accuracy are very poor.
Summary of the invention
The purpose of the present invention is to solve time-consuming and laborious and very poor data accuracy disadvantage exists in the prior art, And a kind of clancy behavior scale measuring system proposed.
To achieve the above object, the invention provides the following technical scheme:
A kind of clancy behavior scale measuring system, including core holding unit, to the core holding unit apply confining pressure confining pressure tracheae, The hole pressure pipeline of pore pressure is applied to the core holding unit and for the escape pipe of exhaust, the measuring system further include:
The air inlet pipe for being connected to confining pressure tracheae and hole pressure pipeline and being used to supply;
The air circuit breaker being located in air inlet pipe;
The sensor detection module being located on confining pressure tracheae, hole pressure pipeline and escape pipe;
Receiving sensor signal, gram formula computing permeability module that core permeability is calculated.
Preferably, the hole pressure pipeline is equipped with flow controller.
Preferably, the hole pressure pipeline is equipped with pressure reducing valve, and the pressure reducing valve output pressure is 150psi.
Preferably, the escape pipe is equipped with the first switching valve, and first switching valve is connected with exhaust pipe.
Preferably, the exhaust pipe is equipped with flow-limiting valve.
Preferably, the confining pressure tracheae is equipped with shut-off valve.
Preferably, the manifold air pressure value is maximum 400psi.
Preferably, the sensor detection module includes:
The first sensor being connect with hole pressure pipeline;
The second sensor being connect with escape pipe;
The 3rd sensor being connect with confining pressure tracheae.
Preferably, the first sensor, second sensor and 3rd sensor are baroceptor or flow sensor.
It can be seen via above technical scheme that compared with prior art, the beneficial effects of the present invention are:
1, by increasing high-precision mass flow controller, strict control gas flow rate, then to rock core both ends in core entry After pressure difference is stablized, in conjunction with sample length and diameter parameters, permeability is directly calculated;
2, by flow-limiting valve of increasing export, rock core internal pressure is improved, after measuring multiple permeability points, simulates pressure infinity Under the conditions of rock core gas permeability, i.e. clancy behavior scale.All calculating are automatically performed, and are participated in without artificial.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis The attached drawing of offer obtains other attached drawings.
Fig. 1 attached drawing is structural schematic diagram of the invention.
In figure: air inlet pipe 1, first sensor 2, core holding unit 3, escape pipe 4, flow-limiting valve 5, exhaust pipe 6, first turn to Valve 7, second sensor 8,3rd sensor 9, shut-off valve 10, confining pressure tracheae 11, flow controller 12, pressure reducing valve 13, gas circuit are opened Close 14, hole pressure pipeline 15.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Embodiment 1:
Referring to attached drawing 1, a kind of clancy behavior scale measuring system applies confining pressure including core holding unit 3, to core holding unit 3 Confining pressure tracheae 11, to core holding unit 3 apply pore pressure hole pressure pipeline 15 and for the escape pipe 4 of exhaust, by enclosing Air pipe 11 applies confining pressure to core sample, applies Pore Pressure to core sample by hole pressure pipeline 15, thus convenient to sample The permeability of product measures.
The measuring system further include:
The air inlet pipe 1 of gas supply is connected to and is used for confining pressure tracheae 11 and hole pressure pipeline 15;By air inlet pipe 1 simultaneously to confining pressure gas Pipe 11 and hole pressure pipeline 15 are supplied.
The flow controller 12 being located in air inlet pipe 1;Flow controller 12 uses high-precision high quality stream amount controller, sternly Lattice control gas flow rate.
The sensor detection module being located on confining pressure tracheae 11, hole pressure pipeline 15 and escape pipe 4;Sensor detection module It is measured for numerical value such as air pressure numerical value flows to system interior conduit.
Receiving sensor signal, gram formula computing permeability module that core permeability is calculated.Gram formula permeameter It calculates module and uses computer software analysis, detected based on inflow control and system interior conduit air pressure, infiltration is calculated automatically Saturating rate.
Working principle: by core entry increase high-precision mass flow controller, strict control gas flow rate, then After rock core both ends pressure difference is stablized, in conjunction with sample length and diameter parameters, permeability is directly calculated.
By the flow-limiting valve increased export, improve rock core internal pressure, after measuring multiple permeability points, simulate pressure without Rock core gas permeability, i.e. clancy behavior scale under the conditions of poor big.All calculate is calculated automatically by a gram formula computing permeability module It completes, is participated in without artificial.
Embodiment 2:
Referring to attached drawing 1, a kind of clancy behavior scale measuring system applies confining pressure including core holding unit 3, to core holding unit 3 Confining pressure tracheae 11 applies the hole pressure pipeline 15 of pore pressure to core holding unit 3 and for the escape pipe 4 of exhaust, Pore Pressure Pipeline 15 is equipped with pressure reducing valve 13, and 13 output pressure of pressure reducing valve is 150psi.
Apply confining pressure to core sample by confining pressure tracheae 11, hole is applied to core sample by hole pressure pipeline 15 Pressure, so that convenient measure the permeability of sample.
The measuring system further include:
The air inlet pipe 1 of gas supply is connected to and is used for confining pressure tracheae 11 and hole pressure pipeline 15;By air inlet pipe 1 simultaneously to confining pressure gas Pipe 11 and hole pressure pipeline 15 are supplied.1 atmospheric pressure value of air inlet pipe is maximum 400psi.
The flow controller 12 being located in air inlet pipe 1;Flow controller 12 uses high-precision high quality stream amount controller, sternly Lattice control gas flow rate.
The sensor detection module being located on confining pressure tracheae 11, hole pressure pipeline 15 and escape pipe 4;Sensor detection module It is measured for numerical value such as air pressure numerical value flows to system interior conduit.
Escape pipe 4 is equipped with the first switching valve 7, and the first switching valve 7 is connected with exhaust pipe 6.Exhaust pipe 6 is equipped with flow-limiting valve 5.Confining pressure tracheae 11 is equipped with shut-off valve 10.
Sensor detection module includes:
The first sensor 2 being connect with hole pressure pipeline 15;First sensor be located at flow controller 12 and core holding unit 3 it Between hole pressure pipeline 15 on.
The second sensor 8 being connect with escape pipe 4;Second sensor 8 be located at core holding unit 3 and the first switching valve 7 it Between escape pipe 4 on.
The 3rd sensor 9 being connect with confining pressure tracheae 11.3rd sensor 9.Be located at shut-off valve 10 and core holding unit 3 it Between confining pressure tracheae 11 on.
First sensor 2, second sensor 8 and 3rd sensor 9 are baroceptor or flow sensor.First sensing Device 2, second sensor 8 and 3rd sensor 9 are for measuring the numerical value such as the air pressure numerical value flow of system interior conduit.
Working principle: by core entry increase high-precision mass flow controller, strict control gas flow rate, then After rock core both ends pressure difference is stablized, in conjunction with sample length and diameter parameters, permeability is directly calculated.
The above another kind of technical solution has the advantage that
1. improve rock core internal pressure by the flow-limiting valve increased export and it is infinite to simulate pressure after measuring multiple permeability points Rock core gas permeability, i.e. clancy behavior scale under the conditions of big.All calculate is had been calculated automatically by a gram formula computing permeability module At without artificial participation.
2. increasing average pressure in rock core by increasing flow velocity, the survey of rock core gas is seeped under the conditions of simulating pressure infinity Saturating rate, i.e. clancy behavior scale.All calculate calculates completion by a gram formula computing permeability module automatically, participates in without artificial.
3. two different analogy methods by outlet switching valve realize, valve turn to atmosphere then by improve flow velocity come Lifting system pressure, valve turn to flow-limiting valve, then by improving outlet pressure come lifting system pressure.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part It is bright.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one The widest scope of cause.

Claims (9)

1. a kind of clancy behavior scale measuring system applies confining pressure including core holding unit (3), to the core holding unit (3) Confining pressure tracheae (11) applies the hole pressure pipeline (15) of pore pressure to the core holding unit (3) and for the outlet of exhaust It manages (4), which is characterized in that the measuring system further include:
The air inlet pipe (1) of gas supply is connected to and is used for confining pressure tracheae (11) and hole pressure pipeline (15);
The air circuit breaker (14) being located on air inlet pipe (1);
The sensor detection module being located on confining pressure tracheae (11), hole pressure pipeline (15) and escape pipe (4);
Receiving sensor signal, gram formula computing permeability module that core permeability is calculated.
2. a kind of clancy behavior scale measuring system according to claim 1, which is characterized in that the hole pressure pipeline (15) It is equipped with flow controller (12).
3. a kind of clancy behavior scale measuring system according to claim 1, which is characterized in that the hole pressure pipeline (15) It is equipped with pressure reducing valve (13), pressure reducing valve (13) output pressure is 150psi.
4. a kind of clancy behavior scale measuring system according to claim 1, which is characterized in that set on the escape pipe (4) Have the first switching valve (7), first switching valve (7) is connected with exhaust pipe (6).
5. a kind of clancy behavior scale measuring system according to claim 4, which is characterized in that set on the exhaust pipe (6) Current limiting valve (5).
6. a kind of clancy behavior scale measuring system according to claim 1, which is characterized in that on the confining pressure tracheae (11) Equipped with shut-off valve (10).
7. a kind of clancy behavior scale measuring system according to claim 1, which is characterized in that air inlet pipe (1) air pressure Value is maximum 400psi.
8. a kind of clancy behavior scale measuring system according to claim 1, which is characterized in that the sensor detection module Include:
The first sensor (2) being connect with hole pressure pipeline (15);
The second sensor (8) being connect with escape pipe (4);
The 3rd sensor (9) being connect with confining pressure tracheae (11).
9. a kind of clancy behavior scale measuring system according to claim 1, which is characterized in that the first sensor (2), Second sensor (8) and 3rd sensor (9) are baroceptor or flow sensor.
CN201910280590.0A 2019-04-09 2019-04-09 A kind of clancy behavior scale measuring system Pending CN109827889A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910280590.0A CN109827889A (en) 2019-04-09 2019-04-09 A kind of clancy behavior scale measuring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910280590.0A CN109827889A (en) 2019-04-09 2019-04-09 A kind of clancy behavior scale measuring system

Publications (1)

Publication Number Publication Date
CN109827889A true CN109827889A (en) 2019-05-31

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Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112730187A (en) * 2019-10-14 2021-04-30 中国石油天然气股份有限公司 Stress sensitivity measuring device, method and system for permeability of reservoir

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112730187A (en) * 2019-10-14 2021-04-30 中国石油天然气股份有限公司 Stress sensitivity measuring device, method and system for permeability of reservoir

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