CN2511791Y - Device for producing thick oil by water adding to reduce viscosity - Google Patents
Device for producing thick oil by water adding to reduce viscosity Download PDFInfo
- Publication number
- CN2511791Y CN2511791Y CN 01224839 CN01224839U CN2511791Y CN 2511791 Y CN2511791 Y CN 2511791Y CN 01224839 CN01224839 CN 01224839 CN 01224839 U CN01224839 U CN 01224839U CN 2511791 Y CN2511791 Y CN 2511791Y
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- China
- Prior art keywords
- valve
- water mixing
- reduction device
- viscosity reduction
- big
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a device for producing thick oil by water adding to reduce viscosity which relates to the exploitation of thick oil and consists of casing valves 15, 27, a big four-way 16 and a small four-way 18, a rod sealing unit 20, screen pipes 30 and 33, a packer 31, etc. A wellhead string and a downhole string are connected into a whole by the big four-way, a water source during water supplying comes from sewage water in water injection wells nearby, a switching is processed by a valve, thereby achieving that crude oil of ground pipelines is mixed with water to reduce viscosity, a tubing water adding casing produces crude oil with reduced viscosity. The device can flush the well both positively and reversely. The production requirement of thick oil block of oilfield is fulfilled. The utility model has the advantages of good effect of thick oil heating, and convenient process switching.
Description
The utility model relates to oil recovery technique in the petroleum industry, i.e. the exploitation of relevant heavy oil wells specifically, is a kind of heavy oil wells exploitation water mixing viscosity reduction device.
At present, each oil field adopts the heating of crude oil ground to carry in the thickened oil recovery process usually, the ground water mixing, underground water mixing single measures such as (on the pumps, under the pump), flow process interchangeability is poor, the employing heating sucker rod that has recovers the oil, steam injection is recovered the oil, not only down-hole string complexity, and input expense height, with short production cycle, can not satisfy the actual needs of field produces, make the heavy oil wells can not ordinary production, influence crude output and oil field development.
The purpose of this utility model is to provide a kind of switching by valve, realizes that surface line crude oil water mixing viscosity reduction, sleeve pipe water mixing oil pipe are produced reducing crude oil viscosity, oil pipe water mixing sleeve pipe production reducing crude oil viscosity, just the heavy oil wells of well-flushing, anti-flushing well is exploited water mixing viscosity reduction device.
The utility model is achieved in that and includes heating furnace 1, air valve 2, natural gas line 3, water supply line 4, inlet valve 5, communicating valve 6, outlet valve 7, flow meter valve 8, flow meter 9, communicating valve 10, flow control valve 11, ball-and-seat 12, ground water mixing control valve 13, water mixing control valve 14 in the well, sleeve valve 15,27, big four 16, oil pipe inlet valve 17, little four-way 18, polished rod 19, polished rod sealer 20, oil pipe fluid valve 21, pressure meter 22, pressure meter valve 23, sample valve 24, gathering line 25, produce gate 26, oil pipe 29, screen casing 30,33, packer 31, natural gas line 3 is connected with heating furnace 1 by air valve 2, water supply line 4 is connected with heating furnace 1 by inlet valve 5, heating furnace 1 by outlet valve 7 successively with flow meter valve 8, flow meter 9, communicating valve 10, flow control valve 11, ball-and-seat 12 is communicated with, water mixing control valve 14 1 ends are communicated with ball-and-seat 12 in the well, the other end respectively with sleeve valve 15, oil pipe inlet valve 17 is communicated with, little four-way 18 is arranged respectively on the polished rod 19, big four 16, polished rod sealer 20, sample valve 24, produce gate 26, sleeve valve 27 is communicated with gathering line 25 successively, and water mixing control valve 13 in ground is communicated with ball-and-seat 12.
The utility model also adopts following technical scheme:
Down-hole string is made of oil pipe 29, screen casing 30, packer 31, screen casing 33 from top to bottom.
Screen casing 30,33 is arranged respectively at the bottom of oil pipe 29.
Packer 31 is arranged on the oil pipe 29.
Polished rod sealer 20 and little four-way 18 are by clamp connection, and big four 16 is arranged at the bottom.
Big four 16, little four-way 18 connect into an integral body.
Big four 16, little four-way 18 both wings respectively are equipped with sleeve valve 15,27.
Heating furnace 1 can adopt fuel oil heating, high steam stove, electric heater, assisted solar hot water device.
Advantage of the present utility model is: water supply flow process, heater, flow are taken into account well head and are linked together by the well head flow process, and well head and down-hole string connect into an integral body by big four.Water source in the water supply flow process is near the sewage (life water, underground water) of water injection well, switch by valve, realized surface line crude oil water mixing viscosity reduction, oil pipe water mixing sleeve pipe is produced reducing crude oil viscosity, all right positive well-flushing, anti-flushing well, satisfied the production needs of oil-field thick-oil block, effective to the viscous crude heating, the flow process easy switching.
Accompanying drawing is a structural scheme of mechanism of the present utility model.
Below in conjunction with accompanying drawing the utility model is further described:
The utility model is mainly by heating furnace 1, air valve 2, natural gas line 3, water supply line 4, inlet valve 5, communicating valve 6, outlet valve 7, flow meter valve 8, flow meter 9, communicating valve 10, flow control valve 11, ball-and-seat 12, ground water mixing control valve 13, water mixing control valve 14 in the well, sleeve valve 15,27, big four 16, oil pipe inlet valve 17, little four-way 18, polished rod 19, polished rod sealer 20, oil pipe fluid valve 21, pressure meter 22, pressure meter valve 23, sample valve 24, gathering line 25, produce gate 26, oil pipe 29, screen casing 30,33, packer 31 is formed, be divided into the water supply flow process, heater, flow meter, the well head flow process, wellhead assembly, down-hole string six parts are formed, well head and down-hole string connect into an integral body by big four 16, water source in the water supply flow process is near sewage (the life water of water injection well, underground water), switch by valve.
Polished rod sealer 20 is arranged at the top of well head, and the middle part is little four-way 18, between by clamp connection, the bottom is a big four 16, clip connects into an integral body with big four 16, little four-way 18, the both wings of big or small four-way 16,18 respectively are equipped with sleeve valve 15,27.
In the down-hole part, oil pipe 29 is arranged in the production string 28, screen casing 30,33 is arranged on the oil pipe 29, on the oil pipe 29 between the screen casing 30,33, packer 31 is housed.
Claims (9)
1. heavy oil wells is exploited water mixing viscosity reduction device, include heating furnace (1), air valve (2), natural gas line (3), water supply line (4), inlet valve (5), communicating valve (6), outlet valve (7), flow meter valve (8), flow meter (9), communicating valve (10), flow control valve (11), ball-and-seat (12), ground water mixing control valve (13), water mixing control valve (14) in the well, sleeve valve (15), (27), big four (16), oil pipe inlet valve (17), little four-way (18), polished rod (19), polished rod sealer (20), oil pipe fluid valve (21), pressure meter (22), pressure meter valve (23), sample valve (24), gathering line (25), produce gate (26), oil pipe (29), screen casing (30), (33), packer (31), it is characterized in that: natural gas line (3) is connected with heating furnace (1) by air valve (2), water supply line (4) is connected with heating furnace (1) by inlet valve (5), heating furnace (1) by outlet valve (7) successively with flow meter valve (8), flow meter (9), communicating valve (10), flow control valve (11), ball-and-seat (12) is communicated with, water mixing control valve (14) one ends are communicated with ball-and-seat (12) in the well, the other end respectively with sleeve valve (15), oil pipe inlet valve (17) is communicated with, little four-way (18) is arranged respectively on the polished rod (19), big four (16), polished rod sealer (20), sample valve (24), produce gate (26), sleeve valve (27) is communicated with gathering line (25) successively, and ground water mixing control valve (13) is communicated with ball-and-seat (12).
2. heavy oil wells exploitation water mixing viscosity reduction device according to claim 1, it is characterized in that: down-hole string is made of oil pipe (29), screen casing (30), packer (31), screen casing (33) from top to bottom.
3. heavy oil wells exploitation water mixing viscosity reduction device according to claim 2, it is characterized in that: screen casing (30), (33) are arranged respectively at the bottom of oil pipe (29).
4. heavy oil wells exploitation water mixing viscosity reduction device according to claim 2 is characterized in that: packer (31) is arranged on the oil pipe (29).
5. heavy oil wells exploitation water mixing viscosity reduction device according to claim 1 is characterized in that: polished rod sealer (20) is arranged on the polished rod (19).
6. heavy oil wells exploitation water mixing viscosity reduction device according to claim 1, it is characterized in that: polished rod sealer (20) and little four-way (18) are by clamp connection, and big four (16) is arranged at the bottom.
7. heavy oil wells exploitation water mixing viscosity reduction device according to claim 6, it is characterized in that: big four (16), little four-way (18) connect into an integral body.
8. heavy oil wells exploitation water mixing viscosity reduction device according to claim 6, it is characterized in that: big four (16), little four-way (18) both wings respectively are equipped with sleeve valve (15), (27).
9. heavy oil wells exploitation water mixing viscosity reduction device according to claim 1, it is characterized in that: heating furnace (1) can adopt fuel oil heating, high steam stove, electric heater, assisted solar hot water device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01224839 CN2511791Y (en) | 2001-05-29 | 2001-05-29 | Device for producing thick oil by water adding to reduce viscosity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01224839 CN2511791Y (en) | 2001-05-29 | 2001-05-29 | Device for producing thick oil by water adding to reduce viscosity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2511791Y true CN2511791Y (en) | 2002-09-18 |
Family
ID=33641047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01224839 Expired - Fee Related CN2511791Y (en) | 2001-05-29 | 2001-05-29 | Device for producing thick oil by water adding to reduce viscosity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2511791Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101787872A (en) * | 2010-03-04 | 2010-07-28 | 大庆石油学院 | Multi-parameter energy-saving control method for watering pipe network of oil field |
| CN101858593A (en) * | 2010-04-06 | 2010-10-13 | 东南大学 | Water injection type high-pressure combustion method for air distribution machine pipeline |
| CN102434138A (en) * | 2011-10-14 | 2012-05-02 | 西南石油大学 | Hot water injection circulation viscosity reduction system for producing ultra-deep ultra-heavy oil and application method thereof |
| CN103900737A (en) * | 2014-03-10 | 2014-07-02 | 中国石油天然气股份有限公司 | Method and device for detecting heat losses of surface pipeline in thickened oil steam production and injection |
| CN104213874A (en) * | 2013-06-05 | 2014-12-17 | 中国石油天然气股份有限公司 | Method for washing well through oil well hollow rod |
| CN104675362A (en) * | 2015-03-16 | 2015-06-03 | 常州维航节能科技有限公司 | Functional insulation device for outer sleeve of pumping well in oil field |
| CN110273663A (en) * | 2019-06-18 | 2019-09-24 | 李宏丽 | Well head bridge-type reheating technique |
| CN113062699A (en) * | 2021-03-31 | 2021-07-02 | 代建伟 | Process method for carrying out layered injection well flushing by utilizing nitrogen injection |
-
2001
- 2001-05-29 CN CN 01224839 patent/CN2511791Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101787872A (en) * | 2010-03-04 | 2010-07-28 | 大庆石油学院 | Multi-parameter energy-saving control method for watering pipe network of oil field |
| CN101787872B (en) * | 2010-03-04 | 2012-11-07 | 大庆石油学院 | Multi-parameter energy-saving control method for watering pipe network of oil field |
| CN101858593A (en) * | 2010-04-06 | 2010-10-13 | 东南大学 | Water injection type high-pressure combustion method for air distribution machine pipeline |
| CN102434138A (en) * | 2011-10-14 | 2012-05-02 | 西南石油大学 | Hot water injection circulation viscosity reduction system for producing ultra-deep ultra-heavy oil and application method thereof |
| CN104213874A (en) * | 2013-06-05 | 2014-12-17 | 中国石油天然气股份有限公司 | Method for washing well through oil well hollow rod |
| CN104213874B (en) * | 2013-06-05 | 2016-06-08 | 中国石油天然气股份有限公司 | The method of the hollow bar well-flushing of a kind of oil well |
| CN103900737A (en) * | 2014-03-10 | 2014-07-02 | 中国石油天然气股份有限公司 | Method and device for detecting heat losses of surface pipeline in thickened oil steam production and injection |
| CN104675362A (en) * | 2015-03-16 | 2015-06-03 | 常州维航节能科技有限公司 | Functional insulation device for outer sleeve of pumping well in oil field |
| CN110273663A (en) * | 2019-06-18 | 2019-09-24 | 李宏丽 | Well head bridge-type reheating technique |
| CN113062699A (en) * | 2021-03-31 | 2021-07-02 | 代建伟 | Process method for carrying out layered injection well flushing by utilizing nitrogen injection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |