CN208171813U - A kind of multi-functional permeability test device - Google Patents
A kind of multi-functional permeability test device Download PDFInfo
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- CN208171813U CN208171813U CN201820360476.XU CN201820360476U CN208171813U CN 208171813 U CN208171813 U CN 208171813U CN 201820360476 U CN201820360476 U CN 201820360476U CN 208171813 U CN208171813 U CN 208171813U
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- 230000035699 permeability Effects 0.000 title claims abstract description 47
- 238000012360 testing method Methods 0.000 title claims abstract description 24
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 29
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 20
- 239000011435 rock Substances 0.000 claims description 34
- 238000005481 NMR spectroscopy Methods 0.000 claims description 8
- 238000004364 calculation method Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 230000009182 swimming Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 32
- 239000007789 gas Substances 0.000 abstract description 17
- 239000007788 liquid Substances 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 7
- 238000005259 measurement Methods 0.000 abstract description 6
- 238000005325 percolation Methods 0.000 abstract description 6
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 239000012071 phase Substances 0.000 description 11
- 238000006073 displacement reaction Methods 0.000 description 9
- 238000002474 experimental method Methods 0.000 description 8
- 239000000243 solution Substances 0.000 description 6
- 239000004519 grease Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 206010016256 fatigue Diseases 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid group Chemical group C(CCCCCCC\C=C/CCCCCCCC)(=O)O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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Abstract
The utility model discloses a kind of multi-functional permeability test devices, including the first nitrogen cylinder, the second nitrogen cylinder, core holding unit, confining pressure pump, variable-volume upstream pressure room, variable-volume downstream pressure room, back-pressure valve, computer console, switch, pressure gauge, it is connected respectively with variable-volume upstream pressure room and variable-volume downstream pressure room at left and right sides of core holding unit, differential pressure pickup, pressure gauge and the electronic flowmeter connected on core holding unit is connected with computer console, complete automatic reading, error when avoiding manually reading.The utility model structure is simple, measurement result is more accurate, can meet the needs of daily permeability test.By the conversion of switch room, gas permeability can be carried out on this device, liquid surveys the test of permeability, Gas And Water Relative Permeability, oil-water relative permeability.Underground percolation condition can be preferably simulated by back pressure device and eliminates capillary end effect, Jamin effect, improve the percolation ability of liquid.
Description
Technical field
The utility model relates to industrial test device field more particularly to a kind of multi-functional permeability test devices.
Background technique
In China's geological resource reserves, the natural gas resources of hypotonic compact reservoir occupy very big ratio.It is accurate to survey
The physical property (such as gas phase relative permeability, liquid phase relative permeability) of such fixed reservoir rock is to the meter of reservoir gas well yield
Calculation, dynamic analysis, numerical simulation etc. are extremely important, however survey the opposite infiltration of permeability, air water for gas permeability, liquid at present
The test of rate, oil-water relative permeability is tested respectively using corresponding experimental provision.
Multinomial permeability test is carried out to rock core currently, often requiring that in experiment, these tests are based respectively on different dresses
It sets.In actual production and experimentation, have the following problems：
First, it to test above-mentioned project and need using multiple instruments, occupy the space in laboratory in this way, increase
The experimental implementation time, step is more loaded down with trivial details, and loads and unloads rock core repeatedly during the experiment, be easy to cause the damage of rock core.
Second, for some compact rock cores, when measurement liquid is surveyed permeability and mutually seeped with grease, pressure passes in liquid medium
It is low to pass rate, exists simultaneously capillary end effect, Boundary Layer Problem, so that the seepage flow condition in laboratory and original place seepage flow condition are poor
Different increasing, there are errors for measured data.
Third, the test data generated in laboratory is mostly to take artificial reading, and there are certain errors in reading.
Utility model content
In view of the above-mentioned problems, the utility model provides, one kind is easy to operate, connection is simple, the higher multi-functional infiltration of accuracy
Saturating rate test device.By the conversion of switch room, it is opposite that gas permeability, liquid survey permeability, air water can be carried out on this device
The test of permeability, oil-water relative permeability.Underground percolation condition and elimination can be preferably simulated by increasing back pressure device
Capillary end effect, Jamin effect improve the percolation ability of liquid.It is controlled by being arranged on each pressure gauge with computer
The connected sensor of platform, when measurement, directly enter data into computer, complete automatic reading, avoid error when artificial reading.
The utility model provides a kind of multi-functional permeability test device, including the first nitrogen cylinder, the second nitrogen cylinder, micro-
Metering pump, the first reversal valve, the second reversal valve, variable-volume upstream pressure room, core holding unit, Nuclear Magnetic Resonance, pressure difference pass
Sensor, confining pressure pump, variable-volume downstream pressure room, vent valve, graduated cylinder, electronic balance, computer console, electronic flowmeter,
Thermometer；Connect after first nitrogen cylinder and micrometering pump are in parallel with the first reversal valve, the first reversal valve upper end and can variant
The left end connection of product upstream pressure room, the right end of variable-volume upstream pressure room and the right end of the first reversal valve are clamped with rock core
The left end of device is connected, and core holding unit lower-left end is connected with confining pressure pump；The left end phase of core holding unit right end and the second reversal valve
Even, core holding unit bottom righthand side is equipped with thermometer, and the second reversal valve upper end connects variable-volume downstream pressure room, under variable-volume
It swims pressure chamber's right end and is equipped with vent valve；
The 6th switch and the 5th is respectively equipped on first nitrogen cylinder and micrometering pump and the connecting line of the first reversal valve to open
It closes, the left end of variable-volume upstream pressure room and the upper end connecting line of the first reversal valve are equipped with the 7th switch, variable-volume
The pipeline that upstream pressure room right end is connect with core holding unit is equipped with the 8th switch；The upper end of core holding unit is equipped with first and opens
Pass is in parallel with the core holding unit, and core holding unit is placed in Nuclear Magnetic Resonance, the lower-left end of core holding unit and confining pressure
The 4th switch is equipped between the pipeline of pump connection；On the upper end connecting line of variable-volume downstream pressure room left end and the second reversal valve
Equipped with the 9th switch, the pipeline that variable-volume downstream pressure room right end is connected with vent valve is equipped with second switch；
First reversal valve and the pipeline of the 6th switch connection are equipped with first pressure gauge, the right end and rock core of the first reversal valve
The connected pipeline in clamper left end is equipped with second pressure gauge；Variable-volume upstream pressure room upper end is equipped with third pressure gauge；Rock
The pipeline that the lower-left end of heart clamp holder is connect with the 4th switch upper end is equipped with the 4th pressure gauge；On variable-volume downstream pressure room
End is equipped with the 5th pressure gauge, and the second reversal valve right end is equipped with the 6th pressure gauge；
Preferably, the 6th pressure gauge right end is equipped with back-pressure valve, and back-pressure valve upper end is connected with the second nitrogen cylinder, in its connecting tube
Road is successively arranged the 7th pressure gauge and third switch；Back-pressure valve lower end connects graduated cylinder, and graduated cylinder upper end is equipped with electronic flowmeter, amount
Cylinder is placed on electronic balance；
Preferably, first pressure gauge, second pressure gauge, third pressure gauge, the 4th pressure gauge, the 5th pressure gauge, the 6th pressure
Power table, the 7th pressure gauge, thermometer F, differential pressure pickup, electronic balance and electronic flowmeter are connected with computer console,
The first pressure gauge, second pressure gauge, third pressure gauge, the 4th pressure gauge, the 5th pressure gauge, the 6th pressure gauge, the 7th pressure
Power table is digital pressure gauge, is internally provided with differential pressure pickup, and temperature is calculated as electronic thermometer, is internally provided with infrared sensing
Device, computer console are equipped with data collecting card.
The utility model has the beneficial effects that：
1, compared with traditional penetration rate test device, the characteristics of the utility model, has：It is easy to operate, pass through turning for switch room
It changes, the test of gas permeability, liquid survey permeability, Gas And Water Relative Permeability, oil-water relative permeability can be carried out on this device,
To improve experiment testing efficiency.
2, with it is existing improved permeability test device compared with, the characteristics of the utility model, has：Provided with back pressure device,
Underground percolation condition can preferably be simulated and eliminate capillary end effect, Jamin effect, improve the percolation ability of liquid；It is logical
Cross the sensor that is connected with computer console of setting, when measurement directly enters data into computer, and completion automatic reading avoids
Error when artificial reading.
3, the needs that can satisfy various permeability tests, save lab space, measurement result is more accurate, operation side
Just.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, the attached drawing of embodiment will be made below simple
Ground introduction, it should be apparent that, the accompanying drawings in the following description merely relates to some embodiments of the utility model, rather than practical to this
Novel limitation.
Fig. 1 is the structural schematic diagram of the utility model；
As shown in the figure：
Wherein, the first nitrogen cylinder of 1-, 2- micrometering pump, the first reversal valve of 3-, 4- variable-volume upstream pressure room, 5- rock core
Clamper, 6- Nuclear Magnetic Resonance, 7- differential pressure pickup, 8- confining pressure pump, 9- reversal valve, 10- variable-volume downstream pressure room, 11-
Vent valve, 12 second nitrogen cylinders, 13- back-pressure valve, 14- graduated cylinder, 15- electronic balance, 16- computer console, 17- electronic flow
Meter, A- first pressure gauge, B- second pressure gauge, C- third pressure gauge, the 4th pressure gauge of D-, the 5th pressure gauge of G-, R the 6th are pressed
Power table, the 7th pressure gauge of J-, E- first switch, H- second switch, K- third switch, the switch of L the 4th, the switch of M- the 5th, N- the
Six switches, the switch of O- the 7th, the switch of P- the 8th, Q- the 9th are switched, F- thermometer.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
The technical solution of the utility model embodiment is clearly and completely described in the attached drawing of type embodiment.Obviously, described
Embodiment is a part of the embodiment of the utility model, instead of all the embodiments.Based on described the utility model
Embodiment, those of ordinary skill in the art's every other embodiment obtained under the premise of being not necessarily to creative work, all belongs to
In the range of the utility model protection.
Unless otherwise defined, the technical term or scientific term that the disclosure uses should be tool in disclosure fields
The ordinary meaning for thering is the personage of general technical ability to be understood.The similar word meaning such as " comprising " or "comprising" used in the disclosure
Point out that element or object before the existing word are covered the element for appearing in the word presented hereinafter or object and its be equal, without
Exclude other elements or object."upper", "lower", "left", "right" etc. are only used for indicating relative positional relationship, when being described object
Absolute position change after, then the relative positional relationship may also correspondingly change.
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in Figure 1, a kind of multi-functional permeability test device, including it is the first nitrogen cylinder 1, the second nitrogen cylinder 12, micro-
Metering pump 2, the first reversal valve 3, the second reversal valve 9, variable-volume upstream pressure room 4, core holding unit 5, Nuclear Magnetic Resonance 6,
Differential pressure pickup 7, confining pressure pump 8, variable-volume downstream pressure room 10, vent valve 11, graduated cylinder 14, electronic balance 15, computer control
Platform 16 processed, electronic flowmeter 17, thermometer F；First nitrogen cylinder 1 is connect with after 2 parallel connection of micrometering pump with the first reversal valve 3, the
One reversal valve, 3 upper end is connect with the left end of variable-volume upstream pressure room 4, the right end and first of variable-volume upstream pressure room 4
The right end of reversal valve 3 is connected with the left end of core holding unit 5, and 5 lower-left end of core holding unit is connected with confining pressure pump 8；Rock core folder
5 bottom righthand side of holder is equipped with thermometer F, and 5 right end of core holding unit is connected with the left end of the second reversal valve 9,9 upper end of the second reversal valve
Variable-volume downstream pressure room 10 is connected, 10 right end of variable-volume downstream pressure room is equipped with vent valve 11；6th the 6th pressure gauge R
Right end is equipped with back-pressure valve 13, and back-pressure valve upper end is connected with the second nitrogen cylinder 12, and the 7th pressure is successively arranged on its connecting line
Table J and third switch K；13 lower end of back-pressure valve connects graduated cylinder 14, and 14 upper end of graduated cylinder is equipped with electronic flowmeter 17, and graduated cylinder 14 is placed in
On electronic balance 15；
The 6th switch N and are respectively equipped on the connecting line of first nitrogen cylinder 1 and micrometering pump 2 and the first reversal valve 3
The upper end connecting line of five switch M, the left end of variable-volume upstream pressure room 4 and the first reversal valve 3 is equipped with the 7th switch O,
The pipeline that 4 right end of variable-volume upstream pressure room is connect with 5 left end of core holding unit is equipped with the 8th switch P；Core holding unit 5
Upper end be equipped with first switch E it is in parallel with the core holding unit 5, core holding unit 5 is placed in Nuclear Magnetic Resonance 6, rock core
The 4th switch L is equipped between the pipeline of 8 connection of the lower-left end of clamper 5 and confining pressure pump；10 left end of variable-volume downstream pressure room with
The upper end connecting line of second reversal valve 9 is equipped with the 9th switch Q, 10 right end of variable-volume downstream pressure room and vent valve
11 connected pipelines are equipped with second switch H；
The pipeline that first reversal valve 3 is connect with the 6th switch N be equipped with first pressure Table A, the right end of the first reversal valve 3 with
The connected pipeline in 5 left end of core holding unit is equipped with second pressure gauge B；4 upper end of variable-volume upstream pressure room is equipped with third pressure
Power table C；The pipeline that the lower-left end of core holding unit 5 is connect with the upper end switch L is equipped with the 4th pressure gauge D；Variable-volume downstream
10 upper end of pressure chamber is equipped with the 5th pressure gauge G, and 9 right end of the second reversal valve is equipped with the 6th pressure gauge R；
First pressure Table A, second pressure gauge B, third pressure gauge C, the 4th pressure gauge D, the 5th pressure gauge G, the 6th pressure
Table R, the 7th pressure gauge J, thermometer F, differential pressure pickup 7, electronic balance 15 and electronic flowmeter 17 are and computer console
16 are connected, the first pressure Table A, second pressure gauge B, third pressure gauge C, the 4th pressure gauge D, the 5th pressure gauge G, the 6th pressure
Power table R, the 7th pressure gauge J are digital pressure gauge, are internally provided with differential pressure pickup, and thermometer F is electronic thermometer,
Inside is equipped with infrared sensor, and computer console 16 is equipped with data collecting card.
First pressure Table A, second pressure gauge B, third pressure gauge C, the 4th pressure gauge D, the 5th pressure gauge G, the 6th pressure
Table R, the 7th pressure gauge J are MIK-Y190 type, and electronic balance model XY1000-2C type, electronic flowmeter 17 is WG-1
Type, differential pressure pickup 7 are HK6400T-F type, and thermometer F is TMP-10-1 type.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
The application method of the utility model is as follows：
1, gas permeability
1.1, the first reversal valve 3 goes to the pipeline being connected with variable-volume upstream pressure room, the second reversal valve 9 go to
The connected pipeline in variable-volume downstream pressure room 10；
1.2, the rock core of drying is put into core holding unit 5, turns on the switch L, pumped 8 pairs of rock cores with confining pressure and apply certain enclose
After pressure, variable-volume upstream pressure room 4 and variable-volume downstream pressure room 10 are adjusted to most suitable volume size, open the
One switch E, the 7th switch O, the 8th switch P, the 9th switch Q, the 6th switch N after stablizing, close first switch E, the 7th switch
O, the 8th switch P, the 6th switch N, the 9th switch Q remain open state；
1.3, the 6th switch N, the 7th switch O are opened, a pulse is applied to variable-volume upstream pressure room 4, when variable
When 4 pressure of volume upstream pressure room rises and reaches the pressure set, the 6th switch N, the 7th switch O are closed, to can variant
Product variable-volume upstream pressure room 4 pressure stablize after, open the 8th switch P, until 4 pressure of variable-volume upstream pressure room with
When variable-volume downstream pressure 10 pressure level-off of room, stops experiment, unload confining pressure after unloading internal pressure；
1.4, computer console 16 collects 4 pressure value P of variable-volume upstream pressure room by data collecting card1,
10 pressure value P of variable-volume downstream pressure room2, the relation curve of upstream and downstream pressure difference △ P and time, calculating slope；
It is calculated between saturated water according to formula (1), internal pressure PmUnder gas permeability：
α：The slope of pressure difference and time graph, s-1； A：The sectional area of rock sample, cm2；
μ：Gas viscosity, mPas； Pm：Pore pressure, MPa；
L：Rock sample length, cm； f2：Coefficient related with nitrogen property, dimensionless；
V1：The total volume of the water tank of rock sample upstream, pipeline and switch, cm3；
V2：The total volume of the water tank in rock sample downstream, pipeline and switch, cm3；
2, liquid surveys permeability
2.1, the first reversal valve 3 and the second reversal valve 9 are rotated respectively to the direction in the same direction with core holding unit 5；
2.2, rock sample is chosen, pressurization is carried out to rock sample and vacuumizes saturation simulation water flooding, it is ensured that the fully saturated (GB/T of rock sample
28912-2012)；
2.3, rock core is fitted into core holding unit 5, opens the 4th switch L, pumped 8 pairs of rock cores with confining pressure and apply certain enclose
Pressure starts displacement after confining pressure loads 30min；
2.4, setting experiment displacement pressure difference △ P and back pressure, open the 5th switch M and third switch K, adjust micrometering pump 2
With back-pressure valve 13, its pressure is made to reach setting value, the liquid volume in (generally palpus 2h) record 14 pipe of graduated cylinder after pressure stabilisation
With displacement time t, liquid is calculated with formula (2) and surveys permeability；
2.5, terminate experiment after, first unload internal pressure, after unload confining pressure.
K：Liquid surveys permeability, mD； μ：Liquid viscosity, mPas；
L：Rock sample length, cm； V：Liquid volume, cm3；
t：Time, s； ΔP：Displacement pressure difference, MPa；
A：The sectional area of rock sample, cm2；
3, Gas And Water Relative Permeability
3.1, the first reversal valve 3 and 9 is gone to respectively in the same direction with clamper；
3.2, suitable displacement pressure difference, back pressure and water saturation are selected；
3.3, rock core is dried and is weighed, vacuumized saturation simulation water flooding, and rock core is put into core holding unit 5, beat
The 4th switch L is opened, applies certain confining pressure to rock core with confining pressure pump 8；
3.4, the 6th switch N and third switch K is opened, pressure and back-pressure valve 13 is adjusted, reaches predetermined value, and adjust
Good relevant metering device records corresponding tired production gas when observing that water saturation reaches predetermined value from Nuclear Magnetic Resonance 6
Amount, accumulative water yield, displacement pressure difference and displacement time；
3.5, experiment successively is completed after the above-mentioned value under measurement setting water saturation, unloads confining pressure after first unloading internal pressure；
3.6, tired gas production is drawn, water yield is tired out and drives after the flow correction to average pressure that records when is β by saturation degree
For the relation curve of time, gas phase, water phase relative permeability are calculated using formula (3) after uniformly taking from curve a little.
Krg：Gas phase relative permeability, zero dimension； I：Fluid ability ratio, dimensionless；
Krw：Water phase relative permeability, zero dimension； fg：Void fraction, zero dimension；
fw：Moisture content, zero dimension； μw：Water viscosity, mPas；
μg：Gas phase viscosity, mPas； Vt：Accumulative water injection rate, zero dimension；
4, oil-water relative permeability
4.1, the first reversal valve 3 and the second reversal valve 9 are gone to and the consistent direction of core holding unit 5；
4.2, rock sample is packed into core holding unit 5, opens the 4th switch L, apply certain confining pressure to rock core with confining pressure pump 8；
4.3, the suitable oil of setting, water ratio and back pressure, open the 5th switch M and third switch K, use micrometering pump 2
By experimental oil displacement up to after 10 times of pore volumes, metered volume and time in graduated cylinder 14 measure oily phase effective permeability；
4.4, oil, water are injected into rock sample in the ratio of setting, until flowing steady time recording rock sample inlet pressure, outlet pressure
Power and the oil in graduated cylinder 14, water flow；
4.5, constantly change grease and inject ratio, repeat the above steps until terminating experiment；
4.6, grease is calculated with formula (4) mutually to seep.
Vw：Water volume, ml； Krw：Water phase relative permeability, zero dimension；
Kro：Oil relative permeability, zero dimension； μo：Oily viscosity, mPas；
μw：Water phase viscosity, mPas； Kw：Water phase permeability, mD；
P1：Inlet pressure, MPa； P2：Outlet pressure, MPa；
Ko：Oleic permeability, mD； t：Displacement time, s；
L：Rock sample length, cm； A：The sectional area of rock sample, cm2；
Ko(Swi)：Oil relative permeability under irreducible water, zero dimension.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation be not intended to limit the utility model although the utility model has been disclosed with preferred embodiment as above, it is any ripe
Professional and technical personnel is known, is not being departed within the scope of technical solutions of the utility model, when in the technology using the disclosure above
Hold the equivalent embodiment made a little change or be modified to equivalent variations, but all without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention, still
It is within the scope of the technical solutions of the present invention.
Claims (3)
1. a kind of multi-functional permeability test device, including the first nitrogen cylinder (1), the second nitrogen cylinder (12), micrometering pump
(2), the first reversal valve (3), the second reversal valve (9), variable-volume upstream pressure room (4), core holding unit (5), nuclear magnetic resonance
Instrument (6), differential pressure pickup (7), confining pressure pump (8), variable-volume downstream pressure room (10), graduated cylinder (14), electronic balance (15), meter
Calculation machine console (16), electronic flowmeter (17)；It is characterized in that：With after first nitrogen cylinder (1) is in parallel with micrometering pump (2)
One reversal valve (3) connection, the first reversal valve (3) upper end is connect with the left end of variable-volume upstream pressure room (4), on variable-volume
The right end of the right end and the first reversal valve (3) of swimming pressure chamber (4) is connected with the left end of core holding unit (5), core holding unit
(5) lower-left end is connected with confining pressure pump (8)；Core holding unit (5) right end is connected with the left end of the second reversal valve (9), rock core clamping
Device (5) bottom righthand side is equipped with thermometer (F), and the second reversal valve (9) upper end connects variable-volume downstream pressure room (10), variable-volume
Downstream pressure room (10) right end is equipped with vent valve (11)；
The 6th switch (N) is respectively equipped on first nitrogen cylinder (1) and micrometering pump (2) and the connecting line of the first reversal valve (3)
With the 5th switch (M), the left end of variable-volume upstream pressure room (4) and the upper end connecting line of the first reversal valve (3) are equipped with
7th switch (O), the pipeline that variable-volume upstream pressure room (4) right end is connect with core holding unit (5) are equipped with the 8th switch
(P)；The upper end of core holding unit (5) is in parallel with the core holding unit (5) equipped with first switch (E), and core holding unit (5) is put
It is placed in Nuclear Magnetic Resonance (6), the 4th switch is equipped between the pipeline that the lower-left end of core holding unit (5) is connect with confining pressure pump (8)
(L)；The upper end connecting line of variable-volume downstream pressure room (10) left end and the second reversal valve (9) is equipped with the 9th switch (Q),
The pipeline that variable-volume downstream pressure room (10) right end is connected with vent valve (11) is equipped with second switch (H)；
The pipeline that first reversal valve (3) is connect with the 6th switch (N) is equipped with first pressure gauge (A), the right side of the first reversal valve (3)
The pipeline being connected with core holding unit (5) left end is held to be equipped with second pressure gauge (B)；Variable-volume upstream pressure room (4) upper end
Equipped with third pressure gauge (C)；The pipeline that the lower-left end of core holding unit (5) is connect with the 4th switch upper end (L) is equipped with the 4th
Pressure gauge (D)；Variable-volume downstream pressure room (10) upper end is equipped with the 5th pressure gauge (G), and the second reversal valve (9) right end is equipped with the
Six pressure gauges (R).
2. a kind of multi-functional permeability test device according to claim 1, it is characterised in that：6th pressure gauge (R)
Right end is equipped with back-pressure valve (13), and back-pressure valve (13) upper end is connected with the second nitrogen cylinder (12), is successively arranged on its connecting line
7th pressure gauge (J) and third switch (K)；Back-pressure valve (13) lower end connects graduated cylinder (14), and graduated cylinder (14) upper end is equipped with electricity
Subflow meter (17), the graduated cylinder (14) are placed on electronic balance (15).
3. a kind of multi-functional permeability test device according to claim 1, it is characterised in that：The first pressure gauge
(A), second pressure gauge (B), third pressure gauge (C), the 4th pressure gauge (D), the 5th pressure gauge (G), the 6th pressure gauge
(R), the 7th pressure gauge (J), thermometer (F), differential pressure pickup (7), electronic balance (15) and electronic flowmeter (17) with meter
Calculation machine console (16) is connected, the first pressure gauge (A), second pressure gauge (B), third pressure gauge (C), the 4th pressure gauge
(D), the 5th pressure gauge (G), the 6th pressure gauge (R), the 7th pressure gauge (J) are digital pressure gauge, are internally provided with pressure difference biography
Sensor, thermometer (F) are electronic thermometer, are internally provided with infrared sensor, and computer console (16) is acquired equipped with data
Card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820360476.XU CN208171813U (en) | 2018-03-16 | 2018-03-16 | A kind of multi-functional permeability test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820360476.XU CN208171813U (en) | 2018-03-16 | 2018-03-16 | A kind of multi-functional permeability test device |
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| Publication Number | Publication Date |
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| CN208171813U true CN208171813U (en) | 2018-11-30 |
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| CN201820360476.XU Expired - Fee Related CN208171813U (en) | 2018-03-16 | 2018-03-16 | A kind of multi-functional permeability test device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN110160932A (en) * | 2019-06-03 | 2019-08-23 | 西南石油大学 | A kind of oil-water relative permeability curve test device and test method |
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| CN111307685A (en) * | 2020-01-16 | 2020-06-19 | 中国石油大学(华东) | Device and method for testing displacement, steady state and transient permeability of low-permeability rock |
| CN113834762A (en) * | 2020-06-24 | 2021-12-24 | 中国石油化工股份有限公司 | Method and system for measuring gas-water relative permeability curve |
| CN113866069A (en) * | 2021-11-15 | 2021-12-31 | 东北石油大学 | Shale core permeability experiment device and method |
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2018
- 2018-03-16 CN CN201820360476.XU patent/CN208171813U/en not_active Expired - Fee Related
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| CN109932296A (en) * | 2019-02-26 | 2019-06-25 | 中国石油天然气股份有限公司 | A kind of method of quantitatively characterizing Jamin effect dynamic change |
| CN109932296B (en) * | 2019-02-26 | 2021-09-28 | 中国石油天然气股份有限公司 | Method for quantitatively representing dynamic change of Jamin effect |
| CN109916799A (en) * | 2019-03-22 | 2019-06-21 | 西南石油大学 | Measure the experimental method of the spontaneous Imbibition Relative Permeability of unconventional tight gas reservoir |
| CN109916799B (en) * | 2019-03-22 | 2021-04-20 | 西南石油大学 | Experimental method for measuring unconventional dense gas reservoir spontaneous imbibition relative permeability |
| CN109827889A (en) * | 2019-04-09 | 2019-05-31 | 北京艾迪佳业技术开发有限公司 | A kind of clancy behavior scale measuring system |
| CN110455688A (en) * | 2019-05-28 | 2019-11-15 | 西南石油大学 | A kind of shale nuclear magnetic resonance air water mutually seeps test device and method |
| CN110160932B (en) * | 2019-06-03 | 2023-12-15 | 西南石油大学 | Oil-water relative permeability curve testing device and testing method |
| CN110160932A (en) * | 2019-06-03 | 2019-08-23 | 西南石油大学 | A kind of oil-water relative permeability curve test device and test method |
| CN111006819A (en) * | 2019-11-09 | 2020-04-14 | 郑州海为电子科技有限公司 | Comprehensive detection system for diaphragm |
| CN111307685A (en) * | 2020-01-16 | 2020-06-19 | 中国石油大学(华东) | Device and method for testing displacement, steady state and transient permeability of low-permeability rock |
| CN113834762A (en) * | 2020-06-24 | 2021-12-24 | 中国石油化工股份有限公司 | Method and system for measuring gas-water relative permeability curve |
| CN113866069A (en) * | 2021-11-15 | 2021-12-31 | 东北石油大学 | Shale core permeability experiment device and method |
| CN113866069B (en) * | 2021-11-15 | 2023-11-10 | 东北石油大学 | Shale core permeability experimental device and method |
| CN116973292A (en) * | 2023-09-25 | 2023-10-31 | 中国石油大学(华东) | Multifunctional high-temperature high-pressure reservoir rock core damage evaluation experimental device and method |
| CN116973292B (en) * | 2023-09-25 | 2023-11-24 | 中国石油大学(华东) | Multifunctional high-temperature high-pressure reservoir rock core damage evaluation experimental device and method |
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