CN107167413B - A kind of compact rock core apparent permeability test device and method of testing - Google Patents
A kind of compact rock core apparent permeability test device and method of testing Download PDFInfo
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- CN107167413B CN107167413B CN201710492533.XA CN201710492533A CN107167413B CN 107167413 B CN107167413 B CN 107167413B CN 201710492533 A CN201710492533 A CN 201710492533A CN 107167413 B CN107167413 B CN 107167413B
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- 230000035699 permeability Effects 0.000 title claims abstract description 97
- 239000011435 rock Substances 0.000 title claims abstract description 89
- 238000012360 testing method Methods 0.000 title claims abstract description 34
- 238000010998 test method Methods 0.000 title claims abstract description 22
- 238000002347 injection Methods 0.000 claims abstract description 60
- 239000007924 injection Substances 0.000 claims abstract description 60
- 238000005259 measurement Methods 0.000 claims abstract description 40
- 239000012530 fluid Substances 0.000 claims abstract description 38
- 239000007788 liquid Substances 0.000 claims description 23
- 238000002474 experimental method Methods 0.000 claims description 15
- 238000004364 calculation method Methods 0.000 claims description 9
- 230000006641 stabilisation Effects 0.000 claims description 4
- 238000011105 stabilization Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 208000002925 dental caries Diseases 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 238000000034 method Methods 0.000 description 16
- 238000010586 diagram Methods 0.000 description 6
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
- G01N15/0826—Investigating permeability by forcing a fluid through a sample and measuring fluid flow rate, i.e. permeation rate or pressure change
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Abstract
Description
Claims (14)
- A kind of 1. compact rock core apparent permeability test device, it is characterised in that including:Core holding unit, the first high head injection pump, Second high head injection pump, pressure difference meter, the first pressure-resistant piston container, micro-flowmeter, the first valve, the second valve, the 3rd valve, 4th valve and the 5th valve, wherein, the first pressure-resistant piston container is divided into upper chamber and lower cavity by piston, and first is resistance to Pressure piston upper vessel portion cavity is equipped with gas, and the first pressure-resistant piston lower vessel portion cavity transmits liquid equipped with pump pressure;Core holding unit is used to accommodate core sample;First high head injection pump connects core holding unit second entrance, for adjusting confined pressure;Second high head injection pump connects core holding unit first entrance, and the first pressure-resistant piston upper vessel portion is connected by the first valve Cavity, the first pressure-resistant piston lower vessel portion cavity is connected by the second valve, for providing pressure and being injected to core sample real Test fluid;Pressure difference meter is connected between core holding unit first entrance and outlet, for measuring pressure difference;First pressure-resistant piston upper vessel portion cavity also connects core holding unit by the 4th valve and exported;Micro-flowmeter is connected between the first pressure-resistant piston upper vessel portion cavity and core holding unit outlet, for measuring flow, Including the first pressure vessel, the second pressure vessel, high pressure micro-flow pump, pressure-resistant capillary, electric resistance measuring apparatus and the 6th valve;Measurement stream body is equipped with first pressure vessel, first pressure vessel one end connects core holding unit by the 3rd valve and gone out Mouthful, the first pressure vessel other end connects pressure-resistant capillary head end;Gas is equipped with second pressure vessel, second pressure vessel one end connects the first pressure-resistant piston upper vessel portion cavity, the The two pressure vessel other ends connect pressure-resistant capillary head end by the 6th valve;Pressure-resistant capillary tail end connects high pressure micro-flow pump, and the first pressure-resistant piston upper vessel portion cavity is connected by the 5th valve;Electric resistance measuring apparatus is connected to pressure-resistant capillary both ends by signal wire.
- 2. compact rock core apparent permeability test device as claimed in claim 1, it is characterised in that also including the second pressure-resistant piston Container, upper chamber and lower cavity being divided into by piston, the second pressure-resistant piston upper vessel portion cavity is built with Experimental Flowing Object, and Two pressure-resistant piston lower vessel portion cavitys transmit liquid built with pump pressure;Second pressure-resistant piston upper vessel portion cavity connection core holding unit first entrance, the second pressure-resistant piston lower vessel portion cavity connect Connect the second high head injection pump, the pump pressure for receiving the injection of the second high head injection pump transmits liquid, makes by pressure transmission second pressure-resistant Experimental Flowing Object in piston upper vessel portion cavity flows into core sample;First valve is connected between the second pressure-resistant piston upper vessel portion cavity and the first pressure-resistant piston upper vessel portion cavity;Second valve is connected between the second pressure-resistant piston lower vessel portion cavity and the first pressure-resistant piston lower vessel portion cavity.
- 3. compact rock core apparent permeability test device as claimed in claim 1, it is characterised in that also including computer, connection First high head injection pump, the second high head injection pump, pressure difference meter, the first valve, the second valve, high pressure micro-flow pump, resistance are surveyed Measure device, the 3rd valve, the 4th valve, the 5th valve and the 6th valve.
- 4. compact rock core apparent permeability test device as claimed in claim 1, it is characterised in that also including insulating box, constant temperature Core holding unit, the first pressure vessel, the second pressure vessel, pressure-resistant capillary are equipped with case, for providing temperature.
- 5. compact rock core apparent permeability test device as claimed in claim 1, it is characterised in that set in the pressure-resistant capillary It is equipped with one section of non conducting fluid immiscible with measurement fluid.
- 6. compact rock core apparent permeability test device as claimed in claim 1, it is characterised in that first pressure vessel and Second pressure vessel is vertically arranged.
- 7. compact rock core apparent permeability test device as claimed in claim 1, it is characterised in that Experimental Flowing Object include oil, water, Polymer, measurement fluid are conducting liquid.
- 8. a kind of compact rock core apparent permeability method of testing, it is characterised in that suitable for described in any one of claim 1 to 7 Compact rock core apparent permeability test device, including:Core sample is fitted into core holding unit, confined pressure is adjusted by the first high head injection pump;The 4th valve and the 5th valve are opened, the second high head injection pump of control applies pressure, so that core sample in core holding unit Product injection experimentses fluid, stop the second high head injection pump pressure after pressure difference meter measures pressure difference stabilization;Open the first valve and the second valve, the second high head injection pump of control applies pressure, so that pressure is to testing pressure in device Power;The first valve, the second valve and the 4th valve are closed, opens the 3rd valve, the second high head injection pump of control is boosted with ladder Mode injection experimentses fluid, the measurement fluid in the first pressure vessel gradually flows into pressure-resistant capillary under pressure, often The resistance value that the pressure difference and electric resistance measuring apparatus that record pressure difference meter measures after secondary boosting is stable measure, calculates according to resistance value and flows Amount, according to pressure difference and flow rate calculation apparent permeability;After measurement fluid are full of pressure-resistant capillary, the 3rd valve and the 5th valve are closed, opens the 4th valve and the 6th valve, Start high pressure micro-flow pump, measurement fluid is retracted pressure-resistant capillary head end, treat that electric resistance measuring apparatus institute measuring resistance value is initial The 4th valve, the 6th valve and high pressure micro-flow pump are closed during resistance value, opens the 3rd valve and the 5th valve.
- 9. compact rock core apparent permeability method of testing as claimed in claim 8, it is characterised in that the second high head injection pump of control Apply pressure, so that core sample injection experimentses fluid further comprises in core holding unit:The second high head injection pump is controlled to transmit liquid to the second pressure-resistant piston lower vessel portion cavity injection pump pressure, by pressure transmission The Experimental Flowing Object in the second pressure-resistant piston upper vessel portion cavity is set to flow into core sample.
- 10. compact rock core apparent permeability method of testing as claimed in claim 8, it is characterised in that calculated by equation below Flow:Qt=A'(ht-hi0)/(ti-ti0), ht=-aRt+b;Wherein, QtFor the flow of t;A' is the cross-sectional area of pressure-resistant capillary;hi0For the initial liquid level of pressure-resistant capillary;ht For the liquid level of t;tiTo measure the moment;ti0At the time of correspondence for ith initial liquid level;RtFor electric resistance measuring apparatus t The resistance value measured;A and b is constant.
- 11. compact rock core apparent permeability method of testing as claimed in claim 8, it is characterised in that calculated by equation below Apparent permeability:<mrow> <mi>k</mi> <mo>=</mo> <mfrac> <msub> <mi>Q</mi> <mi>t</mi> </msub> <mrow> <msub> <mi>A&Delta;p</mi> <mi>t</mi> </msub> </mrow> </mfrac> <mi>&mu;</mi> <mi>L</mi> <mo>;</mo> </mrow>Wherein, k is apparent permeability;QtFor the flow of t;μ is tested media viscosity;L is rock core length;A is that rock core excessively stream is cut Area;ΔptThe pressure difference measured for pressure difference meter t.
- 12. compact rock core apparent permeability method of testing as claimed in claim 8, it is characterised in that also include:According to flow rate calculation flow velocity, barometric gradient is calculated according to pressure difference;According to flow velocity and the relation of barometric gradient fitting flow velocity and barometric gradient;Corresponding barometric gradient is free-boundary problem when determining that flow velocity is 0 with the relation of barometric gradient according to flow velocity.
- 13. compact rock core apparent permeability method of testing as claimed in claim 12, it is characterised in that also include:According to flow velocity and the relation of apparent permeability fitting flow velocity and apparent permeability;Corresponding apparent permeability becomes for startup permeability, flow velocity when determining that flow velocity tends to 0 with the relation of apparent permeability according to flow velocity To it is infinite when corresponding apparent permeability be limit permeability;The attenuation coefficient of apparent permeability is determined according to the relation of flow velocity and apparent permeability.
- 14. compact rock core apparent permeability method of testing as claimed in claim 13, it is characterised in that permeated and managed according to rock core By the calculation formula for obtaining compact rock core apparent permeability is:<mrow> <mfenced open = "{" close = ""> <mtable> <mtr> <mtd> <mrow> <mi>k</mi> <mo>=</mo> <mn>0</mn> <mo>,</mo> </mrow> </mtd> <mtd> <mrow> <mi>G</mi> <mo>&le;</mo> <msub> <mi>G</mi> <mn>0</mn> </msub> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <mi>k</mi> <mo>=</mo> <msup> <mrow> <mo>&lsqb;</mo> <msup> <msub> <mi>k</mi> <mi>&infin;</mi> </msub> <mrow> <mn>1</mn> <mo>/</mo> <mn>2</mn> </mrow> </msup> <mo>+</mo> <mrow> <mo>(</mo> <msup> <msub> <mi>k</mi> <mn>0</mn> </msub> <mrow> <mn>1</mn> <mo>/</mo> <mn>2</mn> </mrow> </msup> <mo>-</mo> <msup> <msub> <mi>k</mi> <mi>&infin;</mi> </msub> <mrow> <mn>1</mn> <mo>/</mo> <mn>2</mn> </mrow> </msup> <mo>)</mo> </mrow> <mi>exp</mi> <mrow> <mo>(</mo> <mi>c</mi> <mi>G</mi> <mo>)</mo> </mrow> <mo>&rsqb;</mo> </mrow> <mn>2</mn> </msup> <mo>,</mo> </mrow> </mtd> <mtd> <mrow> <mi>G</mi> <mo>></mo> <msub> <mi>G</mi> <mn>0</mn> </msub> </mrow> </mtd> </mtr> </mtable> </mfenced> <mo>,</mo> </mrow>Wherein, k is apparent permeability;k∞For limit permeability;k0To start permeability;C is the attenuation coefficient of apparent permeability;G is pressure Power gradient;G0For free-boundary problem.
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CN201710492533.XA CN107167413B9 (en) | 2017-06-26 | 2017-06-26 | A kind of compact rock core apparent permeability test device and test method |
US16/016,518 US10801943B2 (en) | 2017-06-26 | 2018-06-22 | Apparatus and method for measuring apparent permeability of tight rock core |
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CN108896741A (en) * | 2018-08-01 | 2018-11-27 | 中国华能集团有限公司 | A kind of analysis fluid rate and property are to the system and its application method of shale reservoir nocuity |
CN111044412B (en) * | 2018-10-15 | 2022-08-05 | 中国石油天然气股份有限公司 | Deposited sulfur source distinguishing system |
CN111044427B (en) * | 2018-10-15 | 2022-08-30 | 中国石油天然气股份有限公司 | Core sulfur analysis system |
CN110146424B (en) * | 2019-05-08 | 2021-02-02 | 中国石油大学(北京) | Device and method for simulating stratum respiration effect |
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CN117607005B (en) * | 2024-01-23 | 2024-04-12 | 中国石油大学(华东) | Method for measuring rock starting pressure gradient |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2006702A2 (en) * | 2007-06-08 | 2008-12-24 | University of New Brunswick | Methods suitable for measuring capillary pressure and relative permeability curves of porous rocks |
CN104237107A (en) * | 2014-10-20 | 2014-12-24 | 中国科学技术大学 | Method and system for interpreting apparent permeability of low-permeability reservoir in formation |
CN205941297U (en) * | 2016-08-30 | 2017-02-08 | 河北思科立珂石油科技有限责任公司 | A permeability rapid measurement device for high density rock |
CN106872328A (en) * | 2016-12-27 | 2017-06-20 | 浙江海洋大学 | A kind of test device and method of testing of flow in low permeability core porosity and permeability |
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Publication number | Priority date | Publication date | Assignee | Title |
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EP2006702A2 (en) * | 2007-06-08 | 2008-12-24 | University of New Brunswick | Methods suitable for measuring capillary pressure and relative permeability curves of porous rocks |
CN104237107A (en) * | 2014-10-20 | 2014-12-24 | 中国科学技术大学 | Method and system for interpreting apparent permeability of low-permeability reservoir in formation |
CN205941297U (en) * | 2016-08-30 | 2017-02-08 | 河北思科立珂石油科技有限责任公司 | A permeability rapid measurement device for high density rock |
CN106872328A (en) * | 2016-12-27 | 2017-06-20 | 浙江海洋大学 | A kind of test device and method of testing of flow in low permeability core porosity and permeability |
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Effective date of registration: 20180410 Address after: 102249 Beijing city Changping District Road No. 18 Co-patentee after: Beijing Shtar Rongzhi Technology Co. Ltd. Patentee after: China University of Petroleum (Beijing) Address before: 102249 Beijing city Changping District Road No. 18 Patentee before: China University of Petroleum (Beijing) |
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Correction item: Description Correct: Zheng Que False: Cuo Wu Number: 15-01 Page: Quan Wen Volume: 34 |