CN2773311Y - Multiple proportional injection apparatus in oil field with chemical oil driven - Google Patents
Multiple proportional injection apparatus in oil field with chemical oil driven Download PDFInfo
- Publication number
- CN2773311Y CN2773311Y CN 200520103527 CN200520103527U CN2773311Y CN 2773311 Y CN2773311 Y CN 2773311Y CN 200520103527 CN200520103527 CN 200520103527 CN 200520103527 U CN200520103527 U CN 200520103527U CN 2773311 Y CN2773311 Y CN 2773311Y
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- Prior art keywords
- pump
- combined type
- mixed flow
- type measuring
- static mixed
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- Expired - Lifetime
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- 238000002347 injection Methods 0.000 title claims abstract description 14
- 239000007924 injection Substances 0.000 title claims abstract description 14
- 239000000126 substance Substances 0.000 title abstract 2
- 230000003068 static effect Effects 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 13
- 239000007788 liquid Substances 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
- 239000012452 mother liquor Substances 0.000 description 4
- 239000013043 chemical agent Substances 0.000 description 3
- 238000007726 management method Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000011206 ternary composite Substances 0.000 description 1
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Abstract
The utility model discloses a multiple proportional injection apparatus in oil fields with chemical oil driven, which comprises at least one combined metering pump arranged on a same prying seat, a control system, a high-pressure water flow control device and at least one static flow mixer, wherein each combined metering pump is provided with a plurality of pump heads which are driven by one motor, the output end of each of the pump heads is connected with the input end of one corresponding static flow mixer by a pipeline, the high-pressure water flow control device is provided with at least one high-pressure water output end, and each of the high-pressure water output ends can be metered separately. The high-pressure water output ends correspond to the static flow mixers one by one, each of the high-pressure water output ends is connected with the input end of the corresponding static flow mixer by the pipeline, and the control system is connected with the combined metering pump and the high-pressure water flow control device. The utility model has the advantage of small ground occupation and is convenient for flexible installation on site, the utility model is suitable for manufacturers to produce in bulk and can be reused, the prying installation can be realized and the utility model can satisfy the requirement of individual well individualization prescription.
Description
Technical field
The utility model relates to a kind of tertiary oil production in oil field equipment, particularly relates to the polynary injection allocation device of the oilfield chemistry displacement of reservoir oil that a kind of tertiary oil production in oil field is used.
Background technology
At present, the measure of tertiary oil recovery on the oil field, generally adopt two kinds of methods: the one, the mode of setting up fixed station is adopted in " single pump individual well " technological process; The 2nd, method portable and that fixedly build a station and combine is adopted in " the many wells of a pump " technological process.The polymer displacement of reservoir oil of building according to two kinds of methods and factory's station equipment of complex oil displacing, though can realize the production purpose of tertiary oil recovery, but exist following unsurmountable defective: the one, the flow process complexity of " single pump individual well " method, number of devices is huge, floor space is big, one-time investment is many, and can not move resettlement and recycling; The flow process of " the many wells of a pump " method, there are defectives such as polymer viscosity reduction, automated system complexity, management expectancy height under interference between well, the big pressure reduction, though adopted part sledge dressization structure, but standing part still needs site operation, cycle is long, installation cost height in addition, and floor space is big, equipment can not all reuse, and manufacturing firm should not carry out large batch of disposable combinations produce; The 2nd, because the automation control system difference that these two kinds of methods adopt respectively, its safety in operation instability is brought certain difficulty to practical operation; The 3rd, because these two kinds of methods are limit by technological principle, increased management difficulty, and in ternary composite oil-displacing technology, after taking at present to unify to prepare purpose liquid, pumped into respectively and respectively inject well, be i.e. the method for big formulation management.And, can't regulate parameters such as the prescription of purpose liquid and output pressure, the personalized service that can not realize injecting well according to the actual needs of each well for different injection wells.
The utility model content
At the deficiencies in the prior art, the purpose of this utility model be exactly to provide a kind of simple in structure, can reuse, floor space is little, the polynary injection allocation device of the oilfield chemistry displacement of reservoir oil of satisfying personalized individual well prescription demand and low cost of manufacture.
For achieving the above object, the polynary injection allocation device of a kind of oilfield chemistry displacement of reservoir oil of the utility model comprises at least one combined type measuring pump of all being arranged on the same sledge seat, control system, High-Pressure Water amount control device, at least one static mixed flow device; Each combined type measuring pump all has several pump heads and by a motor-driven, and the output of each pump head all links to each other with a input on the corresponding static mixed flow device by pipeline; The High-Pressure Water amount control device is provided with at least one water under high pressure output, each water under high pressure output all can measure separately, the water under high pressure output is corresponding one by one with static mixed flow device, each water under high pressure output links to each other by the input of pipeline with corresponding static mixed flow device, and control system links to each other with combined type measuring pump and High-Pressure Water amount control device.
Further, also be provided with flow meter on the described sledge seat, on the connecting pipe between described pump head and the described static mixed flow device, all be respectively arranged with a flow meter.
Further, the pump head quantity that has of described each combined type measuring pump is 2 to 6.
Further, the pump head of described combined type measuring pump is diaphragm type or plunger type.
Further, the apolegamy scope of described pump head output flow is: 0.001---3.0m
3/ h.
Further, the apolegamy scope of described pump head output pressure is: 16,25,32 and 50MPa.
Further, the quantity of described combined type measuring pump is one, and the quantity of described static mixed flow device is identical with the quantity of this combined type measuring pump upper pump head, and each static mixed flow device is corresponding one by one with a pump head.
Further, described combined type measuring pump and static mixed flow device are one.
Further, several described combined type measuring pumps are corresponding one by one with several static mixed flow devices, and all corresponding static mixed flow device joins the output of all pump heads of each combined type measuring pump with it by pipeline.
Compared with prior art, the whole apparatus structure compactness of the polynary injection allocation device of the utility model oilfield chemistry displacement of reservoir oil, volume is little, floor space is little, be convenient to on-the-spot installation flexibly, be suitable for producer to produce in batches, manufacturing cost and operating cost have been reduced, equipment can be reused, and the device on each sledge seat has corresponding complete function, satisfies the requirement of the personalized prescription of individual well complicated in the geological scheme, do not exist between well and disturb, flow can not fluctuate with the variation of pressure after regulating locking parameter, and whole system has higher measuring accuracy and well safety; Technological process is short, has reduced middle viscosity reduction process.
Description of drawings
Fig. 1 is the structural representation of the polynary injection allocation device of the utility model oilfield chemistry displacement of reservoir oil embodiment 1;
Fig. 2 is the structural representation of the polynary injection allocation device of the utility model oilfield chemistry displacement of reservoir oil embodiment 2.
The specific embodiment
Among Fig. 1, the purpose liquid of the pairing injection well of sledge piece of embodiment 1 is the ternary complex liquid.As we know from the figure, combined type measuring pump 2, High-Pressure Water amount control device 5, flow meter 4, motor 3, static mixed flow device 6, all kinds of valves, pipeline, equipment such as effective annex all are installed at the bottom of the steel work on the sledge seat 14, the control system (not shown) is responsible for control combination formula measuring pump 2 and the 5 united and coordinating work of High-Pressure Water amount control device, combined type measuring pump 2 has three pump heads 12, three pump heads 12 are diaphragm type (also can be plunger type), all pump heads are driven by a motor 3, the polymer mother liquor of being supplied with by the outside and two kinds of chemical agents pipeline by separately respectively enter Filter for pump 1, after handling after filtration, by advancing three pump heads 12 that switch pump valve 7 enters combined type measuring pump 2 respectively, through polymer mother liquor and the chemical agent after filtration and the supercharging, pump discharge flap valve 8 and the outlet block valve 9 that is provided with by the delivery side of pump end successively distinguished accurate measurements through flow meter 4 again.The outside high pressure of supplying with comes water at first to enter distributing valve group header, and buffering is after individual well arm valve, after entering High-Pressure Water amount control device 5 and measuring, exports by pipeline; Polymer mother liquor, 2 kinds of chemical agents and water under high pressure pass through pipeline respectively, under the effect of control system, enter the different inputs of static mixed flow device 6 respectively in order, mix the back and form a kind of purpose liquid, at the output of static mixed flow device 6 to the mixing trunk line of individual well, also dispose sampler 10, individual well pressure meter 11 and outlet block valve 9, last purpose liquid is injected into a corresponding well head through water injection well individual well main line.
Among Fig. 2, the purpose liquid of pairing six the injection wells of sledge piece of embodiment 2 all is single medium.As we know from the figure, combined type measuring pump 2 has 12, six pump heads 12 of six pump heads to be diaphragm type (also can be plunger type).With embodiment 1 different be in, polymer mother liquor after 4 meterings of six flow meters, flows to six corresponding corresponding static mixed flow devices 6 respectively respectively, six kinds of purpose liquid of preparation are injected into six mouthfuls respectively and inject well heads behind pipeline.
The quantity of the pump head 12 of combined type measuring pump 2, needs that can be in the light of actual conditions, the requirement according to the personalized prescription of individual well is set at 2-6 pump head, and pump head 12 is selected diaphragm type or plunger type for use, and the apolegamy scope of pump head 12 output flows is: 0.001---3.0m
3/ h, the apolegamy scope of pump head 12 output pressures is: 16,25,32 and 50MPa.
When the purpose liquid of needs is the binary complex liquid, on a sledge piece, can select a combined type measuring pump that has six pump heads for use, corresponding with it selected three static mixed flow devices, the corresponding static mixed flow device of per two pump heads, each static mixed flow device is exported a kind of purpose liquid, and corresponding three of a sledge piece injects well head.Also can realize many wells multimedium by a sledge piece, three combined type measuring pumps promptly are set on same sledge piece simultaneously, each combined type measuring pump is exported a kind of hypermedia purpose liquid.
Claims (9)
1, the polynary injection allocation device of a kind of oilfield chemistry displacement of reservoir oil is characterized in that, comprises at least one combined type measuring pump of all being arranged on the same sledge seat, control system, High-Pressure Water amount control device, at least one static mixed flow device; Each combined type measuring pump all has several pump heads and by a motor-driven, and the output of each pump head all links to each other with a input on the corresponding static mixed flow device by pipeline; The High-Pressure Water amount control device is provided with at least one water under high pressure output, each water under high pressure output all can measure separately, the water under high pressure output is corresponding one by one with static mixed flow device, each water under high pressure output links to each other by the input of pipeline with corresponding static mixed flow device, and control system links to each other with combined type measuring pump and High-Pressure Water amount control device.
2, device according to claim 1 is characterized in that, also is provided with flow meter on the described sledge seat, all is respectively arranged with a flow meter on the connecting pipe of described pump head and described static mixed flow device.
According to claim 1 or 2 arbitrary described devices, it is characterized in that 3, the pump head quantity that described each combined type measuring pump has is 2 to 6.
4, device according to claim 3 is characterized in that, the pump head of described combined type measuring pump is diaphragm type or plunger type.
5, device according to claim 4 is characterized in that, the apolegamy scope of described pump head output flow is: 0.001---3.0m
3/ h.
6, device according to claim 5 is characterized in that, the apolegamy scope of described pump head output pressure is: 16,25,32 and 50MPa.
7, device according to claim 6 is characterized in that, the quantity of described combined type measuring pump is one, and the quantity of described static mixed flow device is identical with the quantity of this combined type measuring pump upper pump head, and each static mixed flow device is corresponding one by one with a pump head.
8, device according to claim 6 is characterized in that, described combined type measuring pump and static mixed flow device are one.
9, device according to claim 6, it is characterized in that, several described combined type measuring pumps are corresponding one by one with several static mixed flow devices, and all corresponding static mixed flow device joins the output of all pump heads of each combined type measuring pump with it by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520103527 CN2773311Y (en) | 2005-08-09 | 2005-08-09 | Multiple proportional injection apparatus in oil field with chemical oil driven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520103527 CN2773311Y (en) | 2005-08-09 | 2005-08-09 | Multiple proportional injection apparatus in oil field with chemical oil driven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2773311Y true CN2773311Y (en) | 2006-04-19 |
Family
ID=36708575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520103527 Expired - Lifetime CN2773311Y (en) | 2005-08-09 | 2005-08-09 | Multiple proportional injection apparatus in oil field with chemical oil driven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2773311Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879105A (en) * | 2015-06-04 | 2015-09-02 | 中国石油天然气股份有限公司 | Continuous injection acidification equipment for water injection well |
| CN111322044A (en) * | 2019-12-10 | 2020-06-23 | 大庆油田有限责任公司 | Multi-pump multi-well three-agent separate injection process |
-
2005
- 2005-08-09 CN CN 200520103527 patent/CN2773311Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879105A (en) * | 2015-06-04 | 2015-09-02 | 中国石油天然气股份有限公司 | Continuous injection acidification equipment for water injection well |
| CN111322044A (en) * | 2019-12-10 | 2020-06-23 | 大庆油田有限责任公司 | Multi-pump multi-well three-agent separate injection process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NUOXINWEI (BEIJING) SCIENCE AND TECHNOLOGY DEVELO Free format text: FORMER OWNER: NUOXINWEI (BEIJING) SCIENCE AND TECHNOLOGY DEVELOPMENT CO. LTD. Effective date: 20060623 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20060623 Address after: 100085 Zhongguancun biological medicine Park, No. 5, Pioneer Road, Beijing, Haidian District, A305 Co-patentee after: 100036 Daqing Dafeng Oilfield Technology Co.,Ltd. Patentee after: Nuoxinwei (Beijing) Science and Technology Development Co.,Ltd. Address before: 100085 Zhongguancun biological medicine Park, No. 5, Pioneer Road, Beijing, Haidian District, A305 Patentee before: Nuoxinwei (Beijing) Science and Technology Development Co.,Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Patentee address after: 163316 Patentee address before: 100036 |
|
| CX01 | Expiry of patent term |
Expiration termination date: 20150809 Granted publication date: 20060419 |
|
| EXPY | Termination of patent right or utility model |