CN105484729B - One kind containing hydrate, ice stratum cementing concrete ring second interface cementing strength test device - Google Patents

One kind containing hydrate, ice stratum cementing concrete ring second interface cementing strength test device Download PDF

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Publication number
CN105484729B
CN105484729B CN201610007996.8A CN201610007996A CN105484729B CN 105484729 B CN105484729 B CN 105484729B CN 201610007996 A CN201610007996 A CN 201610007996A CN 105484729 B CN105484729 B CN 105484729B
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China
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cementing
hydrate
stratum
kettle cover
pressure
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CN201610007996.8A
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Chinese (zh)
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CN105484729A (en
Inventor
刘天乐
蒋国盛
解经宇
张萍
宁伏龙
张凌
孙嘉鑫
彭力
刘志超
王韧
李丽霞
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中国地质大学(武汉)
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    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/005Monitoring or checking of cementation quality or level

Abstract

The invention discloses one kind to contain hydrate, ice stratum cementing concrete ring second interface cementing strength test device, including still shell pedestal and analog casing, the analog casing is vertically arranged in the middle part of the still shell pedestal, the analog casing periphery is equipped with polyvinyl alcohol membrane tube, cricoid cavity is formed between the analog casing and polyvinyl alcohol membrane tube, it is enclosed at the still shell base top outer edge and recycles bath seal closure equipped with temperature control, simulated formation is filled between the temperature control circulation bath seal closure and polyvinyl alcohol membrane tube, stratum kettle cover has been covered at the top of the simulated formation, pressurization kettle cover has been covered at the top of the analog casing, the pressurization kettle cover covers the top of the cavity, the autoclave side of covering is equipped with for the pressure apparatus to pressurization kettle cover pressurization.Advantage: structure is simple, easy to install and use, and production cost is low, and testing result is more accurate and reliable.

Description

One kind containing hydrate, ice stratum cementing concrete ring second interface cementing strength test device
Technical field
The present invention relates to a kind of equipment of cementing concrete quality testing, in particular to a kind of to cement the well containing hydrate, ice stratum Cement sheath second interface cementing strength test device.
Background technique
As oil gas field is higher and higher to cementing quality requirement, corresponding cement slurry consolidation performance test evaluation is by more next More concerns, especially second interface cementing strength are especially paid attention to.Currently, both at home and abroad in this regard only from sound wave/electromagnetic wave It is evaluated in terms of the geophysical techniques such as well logging, and it is seldom in the indoor simulating-estimating device of experiment, it is very simple having Plain, common is exactly to serve as simulated formation with the heavy wall cement mortar pipe (thickness is generally 15~20cm) with certain hole, Then impregnate drilling fluid in cement sheath inner wall, backward cement mortar pipe in inject cementing slurry to be tested, after consolidating, It is pressurizeed with the pressure head of universal testing machine to the concrete column in pipe, tests its yield shear stress.Although the method analog is solid The consolidation process of cementing slurry for well, but since simulated formation with actual formation physical property differs larger, mud soak is also normal It is carried out under normal temperature and pressure, thus it is quite different with actual conditions, and therefore, obtained detection structure and actual deviation are larger, test result Accuracy is lower, limited for the reference value of underground actual job.
In addition, in recent years, gas hydrates are distributed widely in land tundra and sea as a kind of cleaning new energy In bottom sediment, it is known as the clean new energy of 21 century great potential with its huge resource reserve, alleviation is got worse Global energy crisis have a decisive role.It is well known that the gas hydrates that land perennial cryolithic zone is contained Resource is very rich, accelerates the exploration and development of permafrost region gas hydrates increasingly by the attention of concerned countries.By There is thicker caving ground in Permafrost Area, gas hydrates are only stabilized under the conditions of cryogenic high pressure in addition, The strict control cement slurry heat of hydration and well temperature are answered in well cementing process to ensure near the borehole wall hydrate and ice in stratum Stablize, to guarantee cementing quality.Therefore, how under such low temperature condition it is safe and efficient well cementation be then that gas hydrates are surveyed Specifically how spy and a new hot spot in developmental research, guarantee that the bonding quality of cement sheath and the borehole wall then directly determines water Can object be closed safely, smoothly exploit.Therefore, it is necessary to develop corresponding cementing quality simulating test device, to be well cementing liquid System's design and its construction technology selection provide the technology platform of pre assessment.In this regard, corresponding real not yet both at home and abroad at present Evaluating apparatus is tested, is primarily due to be difficult to solve the problems, such as that hydrate generates and borehole wall temporary sealing supports.The present invention based on This problem at home and abroad creates polyvinyl alcohol membrane tube for the first time and serves as band mudcake temporary casing technology, preferably solves hydration Object, which seals, generates the problem of contacting with cement slurry injection deblocking, realizes the low temperature formation original position that analog contains hydrate and ice The quantitative test evaluation of well cementation second interface bonding quality, for permafrost region natural gas hydrate exploration from now on and exploitation, engineering foundation The engineering construction in the fields such as construction and underground space reinforcing provides strong experimental technique and supports.
Based on this, it is necessary to develop can simulate underground actual job environment containing hydrate, ice stratum cementing concrete Second interface cementing strength test device is starched, it is more scientific reasonable to provide for permafrost region hydrate formation well cementation production and engineering construction Evaluation data.
Summary of the invention
It is cementing containing hydrate, ice stratum cementing concrete ring second interface that technical problem to be solved by the invention is to provide one kind Strength testing device has filled up the blank of current natural gas hydrate exploration and exploitation well cementation assessment technique, and relative to existing Though conventional oil gas well cementing second interface bonding quality evaluation experimental instrument in design principle or on measuring accuracy and In the goodness of fit of actual conditions, all achieve innovative technological break-through, it is comprehensive for the first time consider downhole temperature, pressure and The influence of earth formation and component can simulate downhole temperature and pressure in the entire experiment process, to make cementing quality Evaluation is truer, and data are more reliable.
The technical scheme to solve the above technical problems is that a kind of contain hydrate, ice stratum cementing concrete ring two Interface cementing strength test device, including still shell pedestal and analog casing, above-mentioned analog casing are vertically arranged in above-mentioned still shell bottom The middle part of seat, above-mentioned analog casing periphery are equipped with polyvinyl alcohol membrane tube, are formed between above-mentioned analog casing and polyvinyl alcohol membrane tube Cricoid cavity encloses at above-mentioned still shell base top outer edge and recycles bath seal closure, above-mentioned temperature control circulation bath sealing equipped with temperature control It is filled with simulated formation between cover and polyvinyl alcohol membrane tube, has covered stratum kettle cover, above-mentioned simulation set at the top of above-mentioned simulated formation Tube top portion has covered pressurization kettle cover, and above-mentioned pressurization kettle cover covers the top of above-mentioned cavity, and the above-mentioned autoclave side of covering, which is equipped with, to be used In the pressure apparatus to pressurization kettle cover pressurization.
The beneficial effects of the present invention are: structure is simple, easy to use and operate, production cost is low, with frozen soil layer containing hydrate The practical downhole conditions of well cementation are very close, by the bath of temperature control circulation and gas pressurization system to simulated formation and cementing slurry Temperature and pressure control, the sufficiently practical Temperature-pressure Conditions of simulation underground are carried out, makes to test environment and practical close, measurement result standard It is really reliable.
Based on the above technical solution, the present invention can also be improved as follows.
Further, above-mentioned pressure apparatus is hydraulic cylinder, and is fixed by the bracket on above-mentioned stratum kettle cover, and its is hydraulic Promote-side covers above-mentioned pressurization kettle cover.
Beneficial effect using above-mentioned further scheme be install and use it is more convenient.
Further, above-mentioned pressure apparatus also passes through fluid pressure line and connects hydraulic pump.
It is easy for injecting oil liquid into hydraulic cylinder using the beneficial effect of above-mentioned further scheme, pushes hydraulic cylinder.
It further, further include background host computer, above-mentioned background host computer is by connection hydraulic pump, for controlling hydraulic pump fortune Make the pressurization or release to realize hydraulic cylinder.
Beneficial effect using above-mentioned further scheme is to reduce the error of manual control by intelligentized control method, makes to survey It is more acurrate to measure result.
Further, be respectively equipped on above-mentioned temperature control circulation bath sealing cover outer wall inside connection temperature control circulation bath seal closure into Liquid mouth and liquid outlet.
Beneficial effect using above-mentioned further scheme is using circulation bath mode to the simulated formation in entire reaction kettle Temperature control is carried out with cementing slurry, keeps its temperature and actual formation close, reduces experiment condition error.
Further, above-mentioned analog casing bottom is equipped with circular pressure-bearing buffer board, the still shell bottom below above-mentioned analog casing The mounting groove with the matched cylinder of above-mentioned pressure-bearing buffer board, the diameter of above-mentioned mounting groove and above-mentioned polyvinyl alcohol film are provided on seat The outer diameter of pipe and the diameter of pressure-bearing buffer board are equal, and bullet is equipped between above-mentioned pressure-bearing buffer board bottom and the bottom of above-mentioned mounting groove Spring.
Beneficial effect using above-mentioned further scheme is during the experiment, to reduce test pressure and rush to still shell pedestal Power is hit, avoiding the sandy soil of simulated formation from entering still shell pedestal causes to install cell wall damage, while clearing up kettle after being also beneficial to test Interior simulated formation and cement slurry ring.
Further, above-mentioned still shell pedestal is equipped with introducing port, and above-mentioned introducing port protrudes into simulated formation, above-mentioned stratum kettle cover It is equipped with export mouth corresponding with introducing port, above-mentioned export mouth protrudes into simulated formation, for simulating by the pressurization that cools down Methane hydrate and ice are generated in stratum.
It is easy for pressurizeing to simulated formation inside using the beneficial effect of above-mentioned further scheme, simulates it sufficiently Actual address environment reduces experimental error.
Further, above-mentioned autoclave covers the airflow channel for being equipped with and being connected to above-mentioned cricoid cavity inside, infuses in cement slurry After entering the cricoid cavity, nitrogen can be passed through by the airflow channel and pressurizeed to cement slurry.
Beneficial effect using above-mentioned further scheme is to keep underground in cement slurry build environment and practical well cementing operation high Pressure ring border is consistent, and improves measurement accuracy.
Further, groove is symmetrically provided on the inner wall at above-mentioned casing nozzle.
It is easy for pulling out casing by the groove after test using the beneficial effect of above-mentioned further scheme, with Just internal washing recycles.
Further, said base bottom is provided with multiple traveling wheels.
Mobile whole device is easy for using the beneficial effect of above-mentioned further scheme.
Detailed description of the invention
Fig. 1 is of the invention containing hydrate, the cementing concrete ring second interface cementing strength test device structural representation of ice stratum Figure.
In attached drawing, parts list represented by the reference numerals are as follows:
1, still shell pedestal, 2, analog casing, 3, polyvinyl alcohol membrane tube, 4, temperature control circulation bath seal closure, 5, simulated formation, 6, Pressure apparatus, 7, hydraulic pump, 8, traveling wheel, 9, introducing port, 10, export mouth, 11, mounting groove, 12, airflow channel, 21, autoclave Lid, 22, pressure-bearing buffer board, 23, spring, 24, groove, 41, inlet, 42, liquid outlet, 51, stratum kettle cover.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and It is non-to be used to limit the scope of the invention.
Embodiment: as shown in Figure 1, the present embodiment is surveyed containing hydrate, ice stratum cementing concrete ring second interface cementing strength Trial assembly is set including still shell pedestal 1 and analog casing 2, and above-mentioned analog casing 2 is vertically arranged in the middle part of above-mentioned still shell pedestal 1, on It states 2 periphery of analog casing and is equipped with polyvinyl alcohol membrane tube 3, form cricoid sky between above-mentioned analog casing 2 and polyvinyl alcohol membrane tube 3 Chamber encloses at above-mentioned 1 top outer edge of still shell pedestal and recycles bath seal closure 4 equipped with temperature control, above-mentioned temperature control circulation bath seal closure 4 and poly- It is filled with simulated formation 5 between vinyl alcohol membrane tube 3, has covered stratum kettle cover 51, above-mentioned analog casing at the top of above-mentioned simulated formation 5 2 tops have covered pressurization kettle cover 21, and above-mentioned pressurization kettle cover 21 covers the top of above-mentioned cavity, sets above above-mentioned pressurization kettle cover 21 There is the pressure apparatus 6 for pressurizeing to pressurization kettle cover 21.
Different materials or acquisition formation at target locations material to be tested can be selected as filler in above-mentioned simulated formation 5, The stratum under varying environment and geological conditions is simulated, keeps testing result more accurate.
Wherein, polyvinyl alcohol has water-soluble well, generally with the presence of the state of powder and film, by increasing molecule Chain, the mode for thickening molecular layer are modified polyvinyl alcohol, it can be made in different-thickness, sheet of different shapes or band Shape, then plastics are similar to the state of modified polyvinylalcohol obtained after the processing of nano-mineral particle surface, but its mechanics is strong Degree is better than common plastics, and dissolution time can be adjusted by thickness.In experimentation, adjustment polyvinyl alcohol membrane tube with a thickness of 20~30mm, can make it dissolve the time reaches 60~90 minutes, and stratum is avoided before cementing slurry initial set to collapse and cement slurry Mix and the integrality for destroying cement sheath.
Above-mentioned still shell pedestal 1 is equipped with introducing port 9, and above-mentioned introducing port 9 protrudes into simulated formation 5, can pass through the introducing port 9 Water and methane gas are injected into simulated formation 5, by cooling down, pressurization generates methane hydrate and ice in simulated formation, on Stratum kettle cover 51 is stated equipped with export mouth 10 corresponding with introducing port 9, above-mentioned export mouth 10 protrudes into simulated formation 5, can be by mould Extra water and methane gas discharge in quasi- stratum 5, can also be after the test to stratum pressure release, to guarantee the behaviour of subsequent mechanical test Make safety.
Above-mentioned pressurization kettle cover 21 is equipped with the airflow channel 12 for being connected to above-mentioned cricoid cavity inside, and experiment can be right when starting Cement slurry carries out nitrogen supercharging, can be to cement slurry ring chamber pressure release, to guarantee the operation peace of subsequent mechanical test after experiment Entirely.
The step of containing hydrate, the detection of ice stratum cementing concrete ring second interface cementing strength test device with this is as follows:
Step 1: preparing simulated formation, opens temperature control circulation bath and required temperature is integrally cooled to reaction kettle;
Step 2: preparing cementing slurry, and it is added into the cricoid sky between analog casing and polyvinyl alcohol membrane tube In chamber;The introducing port covered simultaneously by autoclave injects water and methane gas into simulated formation, and by cooling down, pressurization exists Methane hydrate and ice are generated in simulated formation;
Step 3: carrying out gas pressurized to simulated formation and cementing slurry simultaneously, wherein use methane to simulated formation Gas pressurizes, and is pressurizeed by the import/exhaust mouth in its covering using nitrogen to cementing slurry;
Step 4: keeping reacting kettle inner pressure and temperature constant, hydrate is generated in simulated formation.Later, in cement Polyvinyl alcohol film tube portion is dissolved in cement slurry and simulated formation in slurry consolidation process, and it is residual that remaining thin-walled portion can be used as the borehole wall Mudcake is stayed to participate in cement slurry and formation cementation process, so that well cementation experiment be made to be consistent with actual conditions;
Step 5: being separately turned on arriving for the stratum kettle cover at the top of simulated formation after consolidating 48 hours to cementing slurry The introducing port that outlet and cement sheath are covered with the autoclave at the top of analog casing is to simulated formation chamber and the pressure release of cement ring cavity to protect Subsequent operation safety is demonstrate,proved, pressure is applied to the pressurization kettle cover at the top of cement sheath and analog casing by pressurizing device later, until The cement plane for breaking cementing concrete ring and simulated formation tests its yield shear stress, i.e., evaluable second interface cementing strength.
Above-mentioned pressure apparatus 6 is hydraulic cylinder, and is fixed by the bracket on above-mentioned stratum kettle cover 51, and its hydraulic drive Side pressure, which is covered with, states pressurization kettle cover 21;Pressure apparatus 6 also connects hydraulic pump by fluid pressure line.
Above-mentioned complete machine further includes background host computer, and above-mentioned background host computer is by connection hydraulic pump 7, for controlling hydraulic pump 7 runnings are accurately controlled hydraulic pump 7 by microcomputer to pressurizing device 6 and inject oil liquid, the oil pressure of pressurizing device 6 can be made to obtain accurately Control, keep testing result more acurrate, also, in test process, apply external force size can in simultaneous display to background host computer, Convenient for observational record.
In some embodiments, it is respectively equipped in temperature control circulation bath seal closure 4 on above-mentioned temperature control circulation bath 4 outer wall of seal closure The inlet 41 and liquid outlet 42 in portion can make to keep thermophilic liquid circulation in temperature control circulation bath seal closure 4, and then to entire reaction Kettle carries out constant temperature holding, sufficiently simulates the temperature environment of underground.
In some embodiments, above-mentioned 2 bottom of analog casing is equipped with circular pressure-bearing buffer board 22, above-mentioned analog casing 2 The mounting groove 11 with the matched cylinder of above-mentioned pressure-bearing buffer board 22 is provided on the still shell pedestal 1 of lower section, above-mentioned mounting groove 11 Diameter is equal with the diameter of the outer diameter of above-mentioned polyvinyl alcohol membrane tube 3 and pressure-bearing buffer board 22, above-mentioned 22 bottom of pressure-bearing buffer board with Spring 23 is equipped between the bottom of above-mentioned mounting groove 11, cementing slurry after analog casing 2 and consolidation bears downward When pressure, which can be buffered, prevent mounting groove 11 from may seep and damaging under external force is excessive or sandy soil.Spring 23 Counter-force calculated value demarcated in advance in a test system, background host computer directly displays hydraulic cylinder active force difference, as solid Well second interface cementing strength.
In some embodiments, it is symmetrically provided with groove 24 on the inner wall at above-mentioned 2 nozzle of analog casing, after experiment, Analog casing 2 can be pulled out from instrument, be convenient to clean instrument with specific support tool card in the groove 24 of analog casing 2 Device internal cavity, convenient for reusing.
Above-mentioned 1 bottom of still shell pedestal is provided with multiple traveling wheels 8, whole device easy to remove, settable lock on traveling wheel 8 Dead switch avoids whole device mobile when standing.
Of the invention contains hydrate, ice stratum cementing concrete ring second interface cementing strength test device principle and structure more Simply, modularization degree of integration is high, and easy to use and operate, production cost is low, and test environment and the well cementation of permafrost region containing hydrate are real Border situation height meets, and it is cementing can accurately and quickly to test out the low temperature formations cementing concrete ring second interface containing hydrate, ice etc. Intensity.In addition, the present apparatus applies also for the indoor pre assessment experiment of permafrost region underground engineering reinforcing etc., China is opened The engineering construction for sending out the vast permafrost region in great Northwest has preferable technical support effect.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (10)

1. one kind contains hydrate, ice stratum cementing concrete ring second interface cementing strength test device, it is characterised in that: including still shell Pedestal (1) and analog casing (2), the analog casing (2) are vertically arranged in the middle part of the still shell pedestal (1), the simulation Casing (2) periphery is equipped with polyvinyl alcohol membrane tube (3), is formed between the analog casing (2) and polyvinyl alcohol membrane tube (3) cricoid Cavity encloses at the top of the still shell pedestal (1) at outer edge and recycles bath seal closure (4), the temperature control circulation bath sealing equipped with temperature control It covers and is filled with simulated formation (5) between (4) and polyvinyl alcohol membrane tube (3), covered stratum kettle cover at the top of the simulated formation (5) (51), it has been covered pressurization kettle cover (21) at the top of the analog casing (2), pressurization kettle cover (21) covers the top of the cavity Portion, pressurization kettle cover (21) top are equipped with for the pressure apparatus (6) to pressurization kettle cover (21) pressurization.
2. one kind according to claim 1 contains hydrate, ice stratum cementing concrete ring second interface cementing strength test device, It is characterized by: the pressure apparatus (6) is hydraulic cylinder, and it is fixed by the bracket on the stratum kettle cover (51), and its Hydraulic drive side pressure covers the pressurization kettle cover (21).
3. one kind according to claim 2 contains hydrate, ice stratum cementing concrete ring second interface cementing strength test device, It is characterized by: the pressure apparatus (6) also connects hydraulic pump (7) by fluid pressure line.
4. one kind according to claim 3 contains hydrate, ice stratum cementing concrete ring second interface cementing strength test device, It is characterized by also including background host computer, the background host computer is by connection hydraulic pump (7), for controlling hydraulic pump (7) Operate the pressurization or release to realize hydraulic cylinder.
5. one kind according to claim 1 contains hydrate, ice stratum cementing concrete ring second interface cementing strength test device, It is characterized by: the temperature control, which recycles, is respectively equipped with connection temperature control circulation bath seal closure (4) inside on bath seal closure (4) outer wall Inlet (41) and liquid outlet (42).
6. one kind according to claim 1 contains hydrate, ice stratum cementing concrete ring second interface cementing strength test device, It is characterized by: analog casing (2) bottom is equipped with circular pressure-bearing buffer board (22), below the analog casing (2) The mounting groove (11) with the matched cylinder of pressure-bearing buffer board (22), the mounting groove (11) are provided on still shell pedestal (1) Diameter it is equal with the diameter of the outer diameter of the polyvinyl alcohol membrane tube (3) and pressure-bearing buffer board (22), the pressure-bearing buffer board (22) spring (23) are equipped between bottom and the bottom of the mounting groove (11).
7. one kind according to claim 1 contains hydrate, ice stratum cementing concrete ring second interface cementing strength test device, It is characterized by: the still shell pedestal (1) is equipped with introducing port (9), the introducing port (9) is protruded into simulated formation (5), described Stratum kettle cover (51) is equipped with export mouth (10) corresponding with introducing port (9), and the export mouth (10) protrudes into simulated formation (5) It is interior.
8. one kind according to claim 1 contains hydrate, ice stratum cementing concrete ring second interface cementing strength test device, It is characterized by: pressurization kettle cover (21) is equipped with the airflow channel (12) for being connected to the cricoid cavity inside.
9. according to any one of claims 1 to 8 a kind of containing hydrate, ice stratum cementing concrete ring second interface cementing strength Test device, it is characterised in that: be symmetrically provided with groove (24) on the inner wall at analog casing (2) upper end tube nozzle.
10. according to any one of claims 1 to 8 a kind of cementing strong containing hydrate, ice stratum cementing concrete ring second interface Spend test device, it is characterised in that: still shell pedestal (1) bottom is provided with multiple traveling wheels (8).
CN201610007996.8A 2016-01-07 2016-01-07 One kind containing hydrate, ice stratum cementing concrete ring second interface cementing strength test device CN105484729B (en)

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Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106092688A (en) * 2016-06-23 2016-11-09 中国科学院武汉岩土力学研究所 Cementing concrete ring simulation sample and preparation method, its performance test apparatus and method
CN106499383A (en) * 2016-10-19 2017-03-15 中海石油(中国)有限公司 A kind of method of evaluating cementing barrier integrity
CN106771096B (en) * 2016-12-09 2019-03-01 西南石油大学 A kind of cementing concrete ring seal is every ability dynamic checkout unit and experimental method
CN108361023A (en) * 2018-01-18 2018-08-03 西南石油大学 The evaluation method for one, two cement plane breakdown strengths of cementing the well under dynamic load
CN109030137A (en) * 2018-06-28 2018-12-18 中国石油大学(华东) A kind of experimental provision and method of simulation frozen soil stratum cement sheath consolidation
CN109142192B (en) * 2018-10-08 2019-12-27 成都理工大学 Visual special-shaped well cementation two-interface cementing quality testing system
CN109342195B (en) * 2018-11-01 2021-02-19 西南石油大学 Method for testing bonding strength of first bonding surface of oil well cement
CN109827717B (en) * 2019-03-06 2021-02-02 中国海洋石油集团有限公司 Device and method for testing air tightness of shallow cementing cement

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201364296Y (en) * 2008-08-31 2009-12-16 中国石油大学(华东) Natural gas hydrate shearing strength experiment instrument
CN101679846A (en) * 2007-05-29 2010-03-24 贝克休斯公司 Procedures and compositions for reservoir protection
CN104500031A (en) * 2014-11-20 2015-04-08 中国科学院广州能源研究所 Natural gas hydrate formation drilling simulator
CN205277401U (en) * 2016-01-07 2016-06-01 中国地质大学(武汉) Contain hydrate, two interface cementing strength testing arrangement on ice stratum well cementation cement ring

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3126620A4 (en) * 2014-04-04 2017-11-29 Services Petroliers Schlumberger Wellbore cement simulator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101679846A (en) * 2007-05-29 2010-03-24 贝克休斯公司 Procedures and compositions for reservoir protection
CN201364296Y (en) * 2008-08-31 2009-12-16 中国石油大学(华东) Natural gas hydrate shearing strength experiment instrument
CN104500031A (en) * 2014-11-20 2015-04-08 中国科学院广州能源研究所 Natural gas hydrate formation drilling simulator
CN205277401U (en) * 2016-01-07 2016-06-01 中国地质大学(武汉) Contain hydrate, two interface cementing strength testing arrangement on ice stratum well cementation cement ring

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
MTC 固井液二界面胶结强度实验研究;黄河福等;《中国石油大学学报(自然科学版)》;20061230;第30卷(第6期);46-50页
化学交联聚乙烯醇的交联度和降失水性能的关系;陈涓等;《钻井液与完井液》;20021231;第19卷(第5期);第22-24页

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