CN205027597U - Laboratory is with anti device of cuting performance that adsorbs of evaluation polymer cross -linking system - Google Patents
Laboratory is with anti device of cuting performance that adsorbs of evaluation polymer cross -linking system Download PDFInfo
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- CN205027597U CN205027597U CN201520712570.3U CN201520712570U CN205027597U CN 205027597 U CN205027597 U CN 205027597U CN 201520712570 U CN201520712570 U CN 201520712570U CN 205027597 U CN205027597 U CN 205027597U
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Abstract
The utility model provides an among the laboratory is with anti device of cuting performance that adsorbs of evaluation polymer cross -linking system, includes the support frame, adsorbs a section of thick bamboo and the pressure equipment cuted, and a shearing section of thick bamboo is adsorbed in the support frame fixed stay, pressure equipment is cuted a section of thick bamboo with absorption and is linked together, include sealed lid in adsorbing a shearing section of thick bamboo, an organic glass section of thick bamboo, back -up sand, T type draw -in groove funnel and funnel valve seal and set up an organic glass section of thick bamboo between lid and the T type draw -in groove funnel, set up the back -up sand in the organic glass section of thick bamboo, and the setting of funnel valve is in the liquid outlet department of the lower extreme of T type draw -in groove funnel. The utility model discloses preparation convenient for material collection, simple process, low cost, easy operation, it is safe convenient, reduced simulation oil reservoir stratum and to the anti degree of difficulty of cuting rating of merit of adsorbing of polymer cross -linking system, can simulate various types of oil reservoirs as required and adsorb the influence of cuting to the cross -linking system, application scope is wide, for later stage technology design and detail design provide scientific reference frame, has reduced the technology implementation risk.
Description
Technical field
The utility model relates to the technical field that crosslinked polymer system is evaluated, and is the device that a kind of use for laboratory evaluates the anti-absorption cutting performance of crosslinked polymer system specifically.
Background technology
Water-soluble polymers frozen glue is China's most study, most widely used a kind of profile-controlling and plugging agent in recent years, conventional polymkeric substance has synthetic polymer, Natural and Modified Natural Materials, XC polymer etc., polymkeric substance has excellent tackifying in water, functional group on linear macromolecule chain can react with some polyvalent metal ion or organic crosslinking agent, generate solid type product frozen glue, lose flowability after plastic, show good viscoelasticity, for profile control and water plugging.Because Ploymer Gel Plugging Agent has, working concentration is low, processing cost is low, technique is simple, be easy to the advantages such as control, successful, is thus widely used in Water in Water Shutoff in Oil Field profile control.
The quality of frozen glue gel-forming property directly affects the measure effect of profile control and water plugging, and thus, it is particularly important that research affect the factor of frozen glue sealing characteristics, and the detection that cutting performance is adsorbed on anti-stratum is wherein one of important evaluation index.After the cross linker system that polymkeric substance and crosslinking chemical form enters stratum by pit shaft, can there is following change in the absorption shearing through duct, stratum: chain cleavage can occur when polymkeric substance is subject to shearing, and destroys its physical network arrangement, and viscosity reduces; Due to different from polymer property, crosslinking chemical and polymkeric substance adsorption rate in the earth formation, degree and adsorbance are all different, be easy to the phenomenon producing " stroke dislocation ", there is deviation in amount and the former technological design that destination locations both causing, can not be arrived simultaneously or arrive, gelation time is caused to extend, the bad results such as gelling strength weakens, plugging effect difference.Therefore, need the evaluation just crosslinked polymer system being carried out to anti-absorption cutting performance during the recipe determination of laboratory, select suitable cross-linking system formula, avoid late stage process to implement the error caused.
At present, the common prescription screening technique of lab polymers cross-linking system in anti-shear performance stirs to shear and rock core displacement shearing.The former controls shear rate by controlling rotor speed, and shearing mechanism is sheared different with mode from stratum, and does not consider Adsorption Effect, and actual reservoir formation shearing difference is more.Although the latter's rock core displacement device can be sheared by simulated formation, on the one hand complicated operation, cost is high; Be unfavorable on the other hand doing a large amount of recipe determination experiment in early stage, quantity of sample handling is limited, length consuming time.
Utility model content
The technical problems to be solved in the utility model is to provide the device that a kind of use for laboratory evaluates the anti-absorption cutting performance of crosslinked polymer system.
The technical scheme that the utility model is taked for the technical matters existed in solution known technology is:
Use for laboratory of the present utility model evaluates the device of the anti-absorption cutting performance of crosslinked polymer system, comprises bracing frame, cylinder and press device are sheared in absorption; Cylinder is sheared in the absorption of bracing frame fixed support; Press device is sheared cylinder with absorption and is connected, and provides pressure dynamics for adsorbing shearing cylinder inside; Absorption is sheared cylinder and is comprised gland bonnet, organic glass cylinder, back-up sand, T-shaped draw-in groove funnel and hopper valve, arrange organic glass infuser between gland bonnet and T-shaped draw-in groove funnel, arrange back-up sand in organic glass cylinder, hopper valve is arranged on the liquid outlet place of the lower end of T-shaped draw-in groove funnel.
The utility model can also adopt following technical measures:
Described absorption is sheared in cylinder and is also comprised: rotating regulation valve, metal ferrule and snib; Wherein rotating regulation valve and gland bonnet are wholely set, and metal ferrule is arranged on the bottom of organic glass cylinder, arrange cylindricality snib on the surface of metal ferrule, organic glass cylinder and T-shaped draw-in groove funnel are fixed by snib.
Be cylindrical above described T-shaped draw-in groove funnel, be arranged with the T-shaped draw-in groove corresponding with card column in cylindrical portion, the inside of cylindrical part is provided with rubber gasket.
It is one group identical three that cylinder is sheared in described absorption, to be separately fixed on bracing frame and to be connected with press device, can shear test the impact of different cross-linking system in order to evaluate the absorption of dissimilar stratum simultaneously.
Described bracing frame comprises the vertical support in both sides, upper backup pad, lower supporting plate and base, and base arranges support, and upper backup pad and lower supporting plate are arranged between support; Be uniformly distributed three threaded holes in the middle of upper backup pad, shear the rotating regulation valve corresponding matching on cylinder top with absorption; The opening that three diameters are greater than spout of funnel diameter is provided with in the middle of lower supporting plate.
Described press device comprises the nitrogen cylinder, changeover valve, tensimeter and the air guide line that connect successively, and air guide line and absorption are sheared cylinder inside and is communicated with.
Described gland bonnet inside arranges rubber gasket.
The advantage that the utility model has and good effect are:
Use for laboratory of the present utility model is evaluated in the device of the anti-absorption cutting performance of crosslinked polymer system, comprises bracing frame, cylinder and press device are sheared in absorption, and cylinder is sheared in the absorption of bracing frame fixed support; Press device is sheared cylinder with absorption and is connected.The utility model makes draws materials conveniently, technique is simple, with low cost, simple to operate, safe and convenient, reduces simulating oil deposit stratum and shears difficulty to the absorption of crosslinked polymer system, the impact that the absorption of various types of oil reservoir is sheared can be simulated as required, applied widely, for late stage process designs the reference frame providing science with job design, reduce technology implement general plan.Experimental provision has three to adsorb shearing cylinder, can process the impact of dissimilar stratum absorption shearing on different cross-linking system as required simultaneously, evaluate flexible form comprehensive, and each absorption shearing cylinder treatment dosage is large, increase the collimation of experiment, improve objectivity and the accuracy of experiment.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that use for laboratory of the present utility model evaluates the device of the anti-absorption cutting performance of crosslinked polymer system.
Embodiment
Referring to drawings and Examples, the utility model is described in detail.
As shown in Figure 1, use for laboratory of the present utility model evaluates the device of the anti-absorption cutting performance of crosslinked polymer system, comprises bracing frame, cylinder and press device are sheared in absorption; Cylinder is sheared in the absorption of bracing frame fixed support; Press device is sheared cylinder with absorption and is connected, and provides pressure dynamics for adsorbing shearing cylinder inside; Absorption is sheared cylinder and is comprised gland bonnet 2, organic glass cylinder 3, back-up sand 4, T-shaped draw-in groove funnel 6 and hopper valve 9, between gland bonnet and T-shaped draw-in groove funnel, organic glass infuser is set, in organic glass cylinder, back-up sand is set, hopper valve is arranged on the liquid outlet place of the lower end of T-shaped draw-in groove funnel 6, is controlled the flowing of liquid in organic glass cylinder by hopper valve.Receiving vessel 7 is placed in the below of T-shaped draw-in groove funnel.
Absorption is sheared in cylinder and is also comprised: rotating regulation valve 17, metal ferrule 5 and snib 11; Wherein rotating regulation valve and gland bonnet are wholely set, and metal ferrule is arranged on the bottom of organic glass cylinder, arrange cylindricality snib on the surface of metal ferrule, organic glass cylinder and T-shaped draw-in groove funnel are fixed by snib.Rotating regulation valve and gland bonnet belong to stainless steel, welded, and this partial function controls the upper and lower of gland bonnet by adjustment rotating regulation valve, facilitates organic glass cylinder to install.
Be cylindrical above T-shaped draw-in groove funnel, be arranged with the T-shaped draw-in groove corresponding with card column in cylindrical portion, the inside of cylindrical part is provided with rubber gasket, seals in order to be connected with organic glass cylinder.
It is one group identical three that cylinder is sheared in absorption, to be separately fixed on bracing frame and to be connected with press device.The impact of sand on appraisement system of different meshes can be processed simultaneously.
Bracing frame comprises the vertical support in both sides 1, upper backup pad 16, lower supporting plate 10 and base 8, and base arranges support, and upper backup pad and lower supporting plate are arranged between support; Be uniformly distributed three threaded holes in the middle of upper backup pad, shear the rotating regulation valve corresponding matching on cylinder top with absorption, upper and lower in order to sealing cap capable of regulating; Be provided with the opening that three diameters are greater than spout of funnel diameter in the middle of lower supporting plate, the installation and removal of cylinder are sheared in convenient absorption.Base stablizes whole device on the one hand, can place receiving vessel on the other hand, in order to receive the liquid mixture after process.
Press device comprises the nitrogen cylinder 12, changeover valve 13, tensimeter 14 and the air guide line 15 that connect successively, and air guide line and absorption are sheared cylinder inside and is communicated with.Press device is sheared cylinder to absorption and is provided pressure dynamics, makes crosslinked polymer system by layer of sand, complete absorption shear history by air pressure.By regulating changeover valve to control tolerance size, tensimeter can show in real time and record pressure value, facilitates regulation and control.
Gland bonnet inside arranges rubber gasket, in order to gland bonnet and organic glass cylinder to be sealed.
The utility model is according to the following steps in use:
1, organic glass cylinder and T-shaped draw-in groove funnel are connected sealing by snib and draw-in groove, ensure the closedown of hopper valve, experimentally need, clean reservoir sand or the silica sand of corresponding order number is added in corresponding organic glass cylinder, sand pack height is less than 1/2 of organic glass cylinder height, completes absorption and shears cylinder back-up sand process.
2, in the absorption shearing cylinder of back-up sand, pour experiment crosslinked polymer system into, be placed into together on lower supporting plate, aim at gland bonnet.By regulating rotating regulation valve, gland bonnet is spun down, sealing suitable for reading with organic glass cylinder, receiving vessel being sheared immediately below cylinder in order to receiving mixed liquor after process as base absorption, so far completing an absorption and shearing cylinder installation process, complete other absorption by that analogy on demand and shear cylinders and install.
3, first, ensure all adjustment changeover valves in off position, open hopper valve, open nitrogen cylinder, open the tolerance that one of them changeover valve controls access to plant, observe gaseous tension by tensimeter, thing cross-linking system mixed liquor to be polymerized starts to drop onto in receiving vessel, stop regulating changeover valve, allow crosslinked polymer system mixed liquor be sheared by the absorption of layer of sand with stable speed.After liquid is all by sand cylinder, closes and revolve nitrogen cylinder, close hopper valve, complete absorption shear history, complete other absorption shear histories by that analogy.
4, the crosslinked polymer system potpourri of receiving vessel can empirically need to be dispensed into corresponding test bottle, is placed in requirement of experiment temperature environment, observation crosslinking time and intensity, using as recipe determination foundation.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model with preferred embodiment openly as above, but, and be not used to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, certainly the technology contents of announcement can be utilized to make a little change or modification, become the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solutions of the utility model, according to any simple modification that technical spirit of the present utility model is done above embodiment, equivalent variations and modification, all belong in the scope of technical solutions of the utility model.
Claims (7)
1. use for laboratory evaluates a device for the anti-absorption cutting performance of crosslinked polymer system, it is characterized in that: comprise bracing frame, cylinder and press device are sheared in absorption; Cylinder is sheared in the absorption of bracing frame fixed support; Press device is sheared cylinder with absorption and is connected, and provides pressure dynamics for adsorbing shearing cylinder inside; Absorption is sheared cylinder and is comprised gland bonnet, organic glass cylinder, back-up sand, T-shaped draw-in groove funnel and hopper valve, arrange organic glass infuser between gland bonnet and T-shaped draw-in groove funnel, arrange back-up sand in organic glass cylinder, hopper valve is arranged on the liquid outlet place of the lower end of T-shaped draw-in groove funnel.
2. use for laboratory according to claim 1 evaluates the device of the anti-absorption cutting performance of crosslinked polymer system, it is characterized in that: absorption is sheared in cylinder and also comprised: rotating regulation valve, metal ferrule and snib; Wherein rotating regulation valve and gland bonnet are wholely set, and metal ferrule is arranged on the bottom of organic glass cylinder, arrange cylindricality snib on the surface of metal ferrule, organic glass cylinder and T-shaped draw-in groove funnel are fixed by snib.
3. use for laboratory according to claim 2 evaluates the device of the anti-absorption cutting performance of crosslinked polymer system, it is characterized in that: for cylindrical above T-shaped draw-in groove funnel, be arranged with the T-shaped draw-in groove corresponding with card column in cylindrical portion, the inside of cylindrical part is provided with rubber gasket.
4. use for laboratory according to claim 1 and 2 evaluates the device of the anti-absorption cutting performance of crosslinked polymer system, it is characterized in that: it is one group identical three that cylinder is sheared in absorption, to be separately fixed on bracing frame and to be connected with press device.
5. use for laboratory according to claim 3 evaluates the device of the anti-absorption cutting performance of crosslinked polymer system, it is characterized in that: bracing frame comprises the vertical support in both sides, upper backup pad, lower supporting plate and base, base arranges support, and upper backup pad and lower supporting plate are arranged between support; Be uniformly distributed three threaded holes in the middle of upper backup pad, shear the rotating regulation valve corresponding matching on cylinder top with absorption; The opening that three diameters are greater than spout of funnel diameter is provided with in the middle of lower supporting plate.
6. use for laboratory according to claim 4 evaluates the device of the anti-absorption cutting performance of crosslinked polymer system, it is characterized in that: press device comprises the nitrogen cylinder, changeover valve, tensimeter and the air guide line that connect successively, air guide line and absorption are sheared cylinder inside and are communicated with.
7. the use for laboratory according to claim 1 or 4 evaluates the device of the anti-absorption cutting performance of crosslinked polymer system, it is characterized in that: gland bonnet inside arranges rubber gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520712570.3U CN205027597U (en) | 2015-09-16 | 2015-09-16 | Laboratory is with anti device of cuting performance that adsorbs of evaluation polymer cross -linking system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520712570.3U CN205027597U (en) | 2015-09-16 | 2015-09-16 | Laboratory is with anti device of cuting performance that adsorbs of evaluation polymer cross -linking system |
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| CN205027597U true CN205027597U (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520712570.3U Expired - Fee Related CN205027597U (en) | 2015-09-16 | 2015-09-16 | Laboratory is with anti device of cuting performance that adsorbs of evaluation polymer cross -linking system |
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| CN (1) | CN205027597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410049A (en) * | 2019-07-24 | 2019-11-05 | 王雷 | A kind of method and device thereof for evaluating polymer solution adsorptivity in porous media |
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2015
- 2015-09-16 CN CN201520712570.3U patent/CN205027597U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410049A (en) * | 2019-07-24 | 2019-11-05 | 王雷 | A kind of method and device thereof for evaluating polymer solution adsorptivity in porous media |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 Termination date: 20210916 |