CN101949285A - Screen pipe completed well gel-breaking tester - Google Patents
Screen pipe completed well gel-breaking tester Download PDFInfo
- Publication number
- CN101949285A CN101949285A CN201010264232XA CN201010264232A CN101949285A CN 101949285 A CN101949285 A CN 101949285A CN 201010264232X A CN201010264232X A CN 201010264232XA CN 201010264232 A CN201010264232 A CN 201010264232A CN 101949285 A CN101949285 A CN 101949285A
- Authority
- CN
- China
- Prior art keywords
- inner core
- screen casing
- casing inner
- borehole wall
- loam cake
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides a high-temperature screen pipe completed well gel-breaking tester which comprises a well wall outer barrel 8 and a screen pipe inner barrel 11 sheathed in the well wall outer barrel, wherein a cavity between the well wall outer barrel and the screen pipe inner barrel is an external circulation cavity 9; the top and the bottom of the well wall outer barrel are respectively provided with an upper cover 19 of the well wall outer barrel and a lower cover 18 of the well wall outer barrel; the top and the bottom of the screen pipe inner barrel are respectively provided with an upper cover 2 of the screen pipe inner barrel and a lower cover 15 of the screen pipe inner barrel; the upper cover 19 of the well wall outer barrel is in close fit with the upper cover 2 of the screen pipe outer barrel, and the the upper cover 2 of the screen pipe outer barrel is provided with a quick-change connector 1 communicated with the inner cavity of the screen pipe inner barrel 11; and the side wall of the screen pipe inner barrel 11 is provided with at least one screen 12. The tester of the invention can simulate the underground plugging and filtration conditions of the screen caused by high temperature, high pressure and drilling fluid and the gel-breaking and removing conditions of screen bulkheads caused by the gel-breaking liquid, and can exactly determine the gel-breaking time and determine filtering the velocity of a screen filer cake after determining the gel-breaking.
Description
Technical field
The present invention relates to the broken glue test instrument of a kind of sieve tube completion, belong to the simulation experiment device in the field of petroleum exploitation.
Background technology
At present, in the brill of loose sand, completion manufacturing process, drilling fluid forms fine and close mud cake at the well sandscreen place, because mud cake colmatation zone permeability is extremely low, will inevitably cause the crude oil rate of outflow to slow down, and is unfavorable for oil well production.Therefore, before bringing in, the mud cake that effectively remove screen casing screen cloth place stops up.Breaking glue solution is to remove the main agents that mud cake stops up, and in time understands breaking glue solution mud cake is stopped up the releasing situation, has very strong realistic meaning to improving oil well production efficient.
Up to now, the instrument that analog solution is removed sand control screen mud cake stopping state also seldom, the general employing of laboratory experiment suppressed mud cake on filter paper or core, with breaking glue solution under reservoir temperature, soak the releasing simulate mud cake, the simulation under can not the simulated field high pressure is to the removing of screen casing obstruction.
Therefore, in oil brill, completion practice, need a kind of apparatus simple in structure, easy to use, can under simulated field downhole temperature, pressure condition, estimate the action effect that the breaking glue solution system is removed the screen casing obstruction, for research and production provide scientific basis.
Summary of the invention
The purpose of this invention is to provide a kind of simple in structurely, easy to use, completion fluid temperature under the simulation well, pressure change the broken glue test instrument of high temperature sieve tube completion to the broken glue influence of the de-plugging of the screen casing that stops up well.
A kind of completion provided by the invention is broken the glue test instrument, and it comprises borehole wall urceolus 8, is set in the screen casing inner core 11 in the described borehole wall urceolus; Cavity between described borehole wall urceolus and the described screen casing inner core is outside circulation chamber 9; The top of described borehole wall urceolus and bottom are respectively equipped with borehole wall urceolus loam cake 19 and borehole wall urceolus lower cover 18; The top of described screen casing inner core and bottom are respectively equipped with screen casing inner core loam cake 2 and screen casing inner core lower cover 15; Described borehole wall urceolus loam cake 19 and described screen casing inner core loam cake 2 closely cooperate, and described borehole wall urceolus lower cover 18 and described screen casing inner core lower cover 15 closely cooperate; On described screen casing inner core loam cake 2, be provided with the hydraulic quick coupler 1 that the inner chamber with described screen casing inner core 11 communicates; The sidewall of described screen casing inner core 11 is provided with at least one screen cloth 12.
In the above-mentioned broken glue test instrument, the inner chamber of outside circulation chamber 9 and screen casing inner core 11 is formed a circulation chamber by described screen cloth 12, thereby forms the screen casing shutoff and the broken glue de-plugging place of a simulation.
In the above-mentioned broken glue test instrument, the outside of described borehole wall urceolus 8 can be coated with heater 10 or other can provide the device of heat.
In the above-mentioned broken glue test instrument, can be provided with temperature pick up 4 on the described borehole wall urceolus loam cake 19, downhole temperature is intended in the controlled molding of this temperature pick up.
In the above-mentioned broken glue test instrument, be provided with sealing ring A3 between described screen casing inner core loam cake 2 and the described borehole wall urceolus loam cake 19; Be provided with sealing ring B5 between described screen casing inner core loam cake 2 and the described screen casing inner core 11; Be provided with sealing ring C14 between described screen casing inner core lower cover 15 and the borehole wall urceolus lower cover 18; Be provided with sealing ring D13 between described screen casing inner core lower cover 15 and the described screen casing inner core 11; Be provided with sealing ring E7 between described borehole wall urceolus loam cake 19 and the borehole wall urceolus 8, thereby can guarantee the seal and the resistance to pressure in the circulation chamber that urceolus annular space 9 and screen casing inner core annular space 6 form.
In the above-mentioned broken glue test instrument, be respectively arranged with atmospheric valve 16 and 17 on the described screen casing inner core lower cover 15 He on the borehole wall urceolus lower cover 18.
In the above-mentioned broken glue test instrument, described screen cloth can be 3.
In the above-mentioned broken glue test instrument, can connect water booster system on the described hydraulic quick coupler 1, the simulation down-hole high pressure.
Advantage of the present invention is: the shutoff situation of liquid to screen casing of opening bored in high temperature, high pressure, simulation under the broken glue test instrument energy of this sieve tube completion simulation well, carry out the removing effect assessment of breaking glue solution then to the obstruction of screen casing, survey data is convenient accurately, also can measure brokenly the filtering velocity of screen cloth mud cake behind the glue.
Description of drawings
Fig. 1 is a structural representation of the present invention.Wherein, 1 is hydraulic quick coupler, and 2 is screen casing inner core loam cake, 3 is that sealing ring A, 5 is that sealing ring B, 7 is that sealing ring E, 13 is that sealing ring D, 14 is sealing ring C, and 4 is temperature pick up, and 8 is borehole wall urceolus, 9 is the outside circulation chamber, 10 is heater, and 11 is the screen casing inner core, and 12 is screen cloth, 15 is screen casing inner core lower cover, 16,17 is atmospheric valve, and 18 is borehole wall urceolus lower cover, and 19 is borehole wall urceolus loam cake.
The specific embodiment
The invention will be further described below in conjunction with specific embodiment, but the present invention is not limited to following examples.
As shown in Figure 1, the broken glue test instrument of sieve tube completion of the present invention comprises borehole wall urceolus 8, is set in the screen casing inner core 11 in the borehole wall urceolus 8; Cavity between borehole wall urceolus 8 and the screen casing inner core 11 is outside circulation chamber 9; The top of borehole wall urceolus 8 and bottom are respectively equipped with borehole wall urceolus loam cake 19 and borehole wall urceolus lower cover 18; The top of screen casing inner core 11 and bottom are respectively equipped with screen casing inner core loam cake 2 and screen casing inner core lower cover 15; Be respectively arranged with atmospheric valve 16 and 17 on the screen casing inner core lower cover 15 He on the borehole wall urceolus lower cover 18; Borehole wall urceolus loam cake 19 and screen casing inner core loam cake 2 closely cooperate, and borehole wall urceolus lower cover 18 and screen casing inner core lower cover 15 closely cooperate; On screen casing inner core loam cake 2, be provided with the hydraulic quick coupler 1 that the inner chamber with screen casing inner core 11 communicates, can connect water booster system on the hydraulic quick coupler 1, the simulation down-hole high pressure; The sidewall of screen casing inner core 11 is provided with 3 screen clothes 12; Form a circulation chamber by screen cloth 12 between the inner chamber of outside circulation chamber 9 and screen casing inner core, thereby form the screen casing shutoff and the broken glue de-plugging place of a simulation; The outside of borehole wall urceolus 8 can be coated with heater 10; Borehole wall urceolus loam cake 19 is provided with temperature pick up 4, and downhole temperature is intended in the controlled molding of this temperature pick up.
In the above-mentioned broken glue test instrument, connect closelyr, simulate the test conditions of HTHP better, be provided with sealing ring A3 between screen casing inner core loam cake 2 and the borehole wall urceolus loam cake 19 in order to make between each position; Be provided with sealing ring B5 between screen casing inner core loam cake 2 and the screen casing inner core 11; Be provided with sealing ring C14 between screen casing inner core lower cover 15 and the borehole wall urceolus lower cover 18; Be provided with sealing ring D13 between screen casing inner core lower cover 15 and the screen casing inner core 11; Be provided with sealing ring E7 between borehole wall urceolus loam cake 19 and the borehole wall urceolus 8, thereby can guarantee the seal and the resistance to pressure in the circulation chamber that the inner chamber of outside circulation chamber 9 and screen casing inner core 11 forms.
During experiment, open borehole wall urceolus loam cake 19 and screen casing inner core loam cake 2 after, the drilling fluid of packing into tightens screen casing inner core loam cake 2 and borehole wall urceolus loam cake 19 then; Open heater 10 and pressurizing valve, form screen cloth 12 shutoff.Open then screen casing inner core 11 atmospheric valve 16, bleed off drilling fluid, after closing atmospheric valve 16, open borehole wall urceolus loam cake 19 and screen casing inner core loam cake 2 again, the breaking glue solution of packing into, open borehole wall urceolus atmospheric valve 17, under reservoir temperature, broken glue is soaked in pressurization, the filtering velocity of screen cloth mud cake behind broken glue time of mensuration breaking glue solution and the broken glue.
The embodiment of the above is one of case study on implementation of the present invention, is not to limit practical range of the present invention with this, so the equivalence that all shapes according to the present invention, structure and principle are done changes, all should be encompassed in protection scope of the present invention.
Claims (8)
1. a completion is broken the glue test instrument, and it is characterized in that: it comprises borehole wall urceolus (8), is set in the screen casing inner core (11) in the described borehole wall urceolus; Cavity between described borehole wall urceolus and the described screen casing inner core is outside circulation chamber (9); The top of described borehole wall urceolus and bottom are respectively equipped with borehole wall urceolus loam cake (19) and borehole wall urceolus lower cover (18); The top of described screen casing inner core and bottom are respectively equipped with screen casing inner core loam cake (2) and screen casing inner core lower cover (15); Described borehole wall urceolus loam cake (19) and described screen casing inner core loam cake (2) closely cooperate, and described borehole wall urceolus lower cover (18) and described screen casing inner core lower cover (15) closely cooperate; On described screen casing inner core loam cake (2), be provided with the hydraulic quick coupler (1) that the inner chamber with described screen casing inner core (11) communicates; The sidewall of described screen casing inner core (11) is provided with at least one screen cloth (12).
2. broken glue test instrument according to claim 1 is characterized in that: the external packets of described borehole wall urceolus (8) is covered with heater (10).
3. broken glue test instrument according to claim 1 and 2 is characterized in that: described borehole wall urceolus loam cake (19) is provided with temperature pick up (4).
4. broken glue test instrument according to claim 1 and 2 is characterized in that: be provided with sealing ring A (3) between described screen casing inner core loam cake (2) and the described borehole wall urceolus loam cake (19); Be provided with sealing ring B (5) between described screen casing inner core loam cake (2) and the described screen casing inner core (11); Be provided with sealing ring C (14) between described screen casing inner core lower cover (15) and the borehole wall urceolus lower cover (18); Be provided with sealing ring D (13) between described screen casing inner core lower cover (15) and the described screen casing inner core (11); Be provided with sealing ring E (7) between described borehole wall urceolus loam cake (19) and the borehole wall urceolus (8).
5. broken glue test instrument according to claim 3 is characterized in that: be provided with sealing ring A (3) between described screen casing inner core loam cake (2) and the described borehole wall urceolus loam cake (19); Be provided with sealing ring B (5) between described screen casing inner core loam cake (2) and the described screen casing inner core (11); Be provided with sealing ring C (14) between described screen casing inner core lower cover (15) and the borehole wall urceolus lower cover (18); Be provided with sealing ring D (13) between described screen casing inner core lower cover (15) and the described screen casing inner core (11); Be provided with sealing ring E (7) between described borehole wall urceolus loam cake (19) and the borehole wall urceolus (8).
6. broken glue test instrument according to claim 5 is characterized in that: described screen casing inner core lower cover (15) upward and on the borehole wall urceolus lower cover (18) is respectively arranged with atmospheric valve (16) and (17).
7. broken glue test instrument according to claim 5 is characterized in that: described screen cloth is 3.
8. broken glue test instrument according to claim 1 and 2 is characterized in that: described screen cloth is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010264232 CN101949285B (en) | 2010-08-26 | 2010-08-26 | Screen pipe completed well gel-breaking tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010264232 CN101949285B (en) | 2010-08-26 | 2010-08-26 | Screen pipe completed well gel-breaking tester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101949285A true CN101949285A (en) | 2011-01-19 |
| CN101949285B CN101949285B (en) | 2013-06-19 |
Family
ID=43452899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010264232 Active CN101949285B (en) | 2010-08-26 | 2010-08-26 | Screen pipe completed well gel-breaking tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101949285B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104179482A (en) * | 2014-08-11 | 2014-12-03 | 北京科技大学 | Sand blocking performance experiment device for oil gas sand control screen pipe at high temperature and high pressure |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5343953A (en) * | 1993-08-24 | 1994-09-06 | Halliburton Company | Through-tubing recirculating tool assembly for well completions |
| CN1121980A (en) * | 1995-06-13 | 1996-05-08 | 辽河石油勘探局兴隆台采油厂 | Perforation and oil-pumping united well completion pipe string for oil gas well |
| WO2002006593A1 (en) * | 2000-07-13 | 2002-01-24 | Halliburton Energy Services, Inc. | Sand screen with integrated sensors |
| CN1688791A (en) * | 2002-08-23 | 2005-10-26 | 贝克休斯公司 | Self-conforming well screen |
| US20070272404A1 (en) * | 2006-05-25 | 2007-11-29 | Lynde Gerald D | Well cleanup tool with real time condition feedback to the surface |
| CN101392633A (en) * | 2007-09-21 | 2009-03-25 | 中国石油天然气集团公司 | Mechanical and hydraulic double-acting expansion sieve tube hanger |
| CN201818298U (en) * | 2010-08-26 | 2011-05-04 | 中国海洋石油总公司 | Gel breaker tester for screen pipe well completion |
-
2010
- 2010-08-26 CN CN 201010264232 patent/CN101949285B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5343953A (en) * | 1993-08-24 | 1994-09-06 | Halliburton Company | Through-tubing recirculating tool assembly for well completions |
| CN1121980A (en) * | 1995-06-13 | 1996-05-08 | 辽河石油勘探局兴隆台采油厂 | Perforation and oil-pumping united well completion pipe string for oil gas well |
| WO2002006593A1 (en) * | 2000-07-13 | 2002-01-24 | Halliburton Energy Services, Inc. | Sand screen with integrated sensors |
| CN1688791A (en) * | 2002-08-23 | 2005-10-26 | 贝克休斯公司 | Self-conforming well screen |
| US20070272404A1 (en) * | 2006-05-25 | 2007-11-29 | Lynde Gerald D | Well cleanup tool with real time condition feedback to the surface |
| CN101392633A (en) * | 2007-09-21 | 2009-03-25 | 中国石油天然气集团公司 | Mechanical and hydraulic double-acting expansion sieve tube hanger |
| CN201818298U (en) * | 2010-08-26 | 2011-05-04 | 中国海洋石油总公司 | Gel breaker tester for screen pipe well completion |
Non-Patent Citations (2)
| Title |
|---|
| 彭志刚等: "一种清除钻井液滤饼的新技术", 《钻井液与完井液》, no. 5, 30 September 2009 (2009-09-30), pages 22 - 24 * |
| 李颖颖; 徐同台; 王海良: "水平井及多分支井钻井液滤饼的生物酶清", 《钻井液与完井液》, no. 2, 31 March 2010 (2010-03-31), pages 74 - 78 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104179482A (en) * | 2014-08-11 | 2014-12-03 | 北京科技大学 | Sand blocking performance experiment device for oil gas sand control screen pipe at high temperature and high pressure |
| CN104179482B (en) * | 2014-08-11 | 2016-08-17 | 北京科技大学 | A kind of High Temperature High Pressure oil gas sand control screen sand block experimental apparatus for capability |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101949285B (en) | 2013-06-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101984217B (en) | Core pretreatment method for fractured reservoir damage evaluation | |
| CN109541175B (en) | Device and method for simulating circulation of underground drilling fluid to form mud cakes | |
| CN102797458B (en) | Three-dimensional simulation device for edge-bottom water reservoir | |
| CN101487831B (en) | Method for fast confirming compact rock core damage | |
| CN104406910A (en) | Apparatus and method for testing cementation capability of well cementation first and second interfaces under high-temperature high-pressure conditions | |
| CN103278446B (en) | Method for analogue measuring cementing strength and anti-fluid channeling capacity of oil well cement | |
| CN104747187A (en) | Simulation experimenting device and method for high-temperature and high-pressure reinforced well wall drilling fluid | |
| CN201818298U (en) | Gel breaker tester for screen pipe well completion | |
| CN106677772B (en) | A kind of simulation experiment method for coal bed gas well mining | |
| CN202250011U (en) | High-temperature and high-pressure rectangular sand-packed model for steam overlap research | |
| CN105134149B (en) | A kind of change carbon dioxide between injection-production well and drive the apparatus and method of situation | |
| CN106401577A (en) | Visual testing device and method for simulating bottom water coning of bottom water gas reservoir gas well | |
| CN104406980A (en) | Visualization testing device and method for carbon dioxide (CO2)-water phase state in porous medium | |
| CN107725046A (en) | The apparatus and method of capillary force during a kind of evaluation reservoir water | |
| CN102720479B (en) | Physical simulation device for gas-cap oil reservoir | |
| CN104950088A (en) | Perforation hole plugging device for simulating underground condition | |
| CN106812521A (en) | Oil testing device and oil testing tubular column | |
| CN203081430U (en) | High-temperature and high-pressure sand bed leaking stoppage simulation device | |
| CN107503717B (en) | A kind of evaluation method of gravel filling sand prevention reservoir protection effect | |
| CN202731900U (en) | Simulating loss device | |
| CN104265268A (en) | Horizontal well steam injection thermal recovery visualization experimental apparatus | |
| CN101949285B (en) | Screen pipe completed well gel-breaking tester | |
| CN201802396U (en) | High-temperature salt-resistant double-core dynamic filter press | |
| CN204060642U (en) | Horizontal well back-up sand experimental wwll cylinder device | |
| CN103806901A (en) | Oil well downhole rapid test system and test method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Patentee after: China National Offshore Oil Corporation Patentee after: CNOOC Research Institute Patentee after: Yangtze University Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Patentee before: China National Offshore Oil Corporation Patentee before: CNOOC Research Center Patentee before: Yangtze University |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee after: CNOOC research institute limited liability company Patentee after: China Offshore Oil Group Co., Ltd. Co-patentee after: Yangtze University Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee before: CNOOC Research Institute Patentee before: China National Offshore Oil Corporation Co-patentee before: Yangtze University |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191209 Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee after: CNOOC research institute limited liability company Patentee after: China Offshore Oil Group Co., Ltd. Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee before: CNOOC research institute limited liability company Patentee before: China Offshore Oil Group Co., Ltd. Co-patentee before: Yangtze University |
|
| TR01 | Transfer of patent right |