CN209761407U - Double-pump adjusting and driving system - Google Patents
Double-pump adjusting and driving system Download PDFInfo
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- CN209761407U CN209761407U CN201920060270.XU CN201920060270U CN209761407U CN 209761407 U CN209761407 U CN 209761407U CN 201920060270 U CN201920060270 U CN 201920060270U CN 209761407 U CN209761407 U CN 209761407U
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Abstract
The utility model provides a two pump are transferred and are driven system, include: the first pipeline is sequentially provided with a polymer dosing assembly, a first medicament curing tank assembly, a first liquid storage tank assembly and a first reciprocating pump assembly along the direction towards the oil production well; the second pipeline is connected with the first pipeline in parallel, the second pipeline is sequentially provided with a cross-linking agent dosing assembly, a second agent curing tank assembly, a second liquid storage tank assembly and a second reciprocating pump assembly along the direction towards the oil production well, the first agent curing tank assembly is communicated with the second agent curing tank assembly, and the first liquid storage tank assembly is communicated with the second liquid storage tank assembly; and the intelligent control assembly is electrically connected with the first pipeline and the second pipeline. The beneficial effects of the utility model are that, the utility model discloses can realize chain automatic control, have degree of automation height, to shearing of polymer little, on-the-spot liquid of joining in marriage and pour into integration, continuous operation time length, automatic control and record construction parameter and reduce intensity of labour and construction cost low grade advantage.
Description
Technical Field
The utility model relates to an intelligent control injection system field, concretely relates to system of driving is transferred to double pump.
Background
In the middle and later stages of oilfield water injection exploitation, polymer flooding, compound flooding, profile control, water shutoff and profile control technologies are applied in a large scale, but the injection equipment for profile control, water shutoff and profile control in the current oilfield comprises a cement truck, a plunger pump and the like, and the equipment has the common defects: the cement truck generally has the running time within 8 hours, cannot run for a long time all day long, has the defect of large shearing on polymers, and cannot accurately measure and control the discharge capacity; the plunger pump can run for a long time, but the plunger reciprocating speed is extremely high, the performance of the clay profile control agent is not influenced, but the shearing can be caused to influence the measure effect for the polymer profile control agent commonly used at present. Because the plunger has high movement speed and friction easily generates high temperature, the plunger and the sealing filler are damaged, and the overhaul period is short. The injection equipment can not realize automatic injection control, automatic recording, long-time and all-weather injection, and parameters such as construction pressure, discharge capacity and the like can not be completely, continuously and accurately recorded, so that the construction effect and quality are influenced. And the existing profile control and flooding system usually adopts a single-well single-pump injection process, is easy to shut down due to mechanical faults, has low construction efficiency, is discontinuous in construction, influences the construction effect, can cause the situation that an injection pipe column cannot be pulled out due to gelling of a plugging agent in serious cases, must carry out major repair operation, causes huge economic loss, and even abandons an oil-water well.
SUMMERY OF THE UTILITY MODEL
The utility model provides a two pump are transferred and are driven system to reach the purpose that can realize automatic control.
the utility model provides a technical scheme that its technical problem adopted is: a dual pump profile control system comprising: the first pipeline is sequentially provided with a polymer dosing assembly, a first medicament curing tank assembly, a first liquid storage tank assembly and a first reciprocating pump assembly along the direction towards the oil production well; the second pipeline is connected with the first pipeline in parallel, the second pipeline is sequentially provided with a cross-linking agent dosing assembly, a second agent curing tank assembly, a second liquid storage tank assembly and a second reciprocating pump assembly along the direction towards the oil production well, the first agent curing tank assembly is communicated with the second agent curing tank assembly, and the first liquid storage tank assembly is communicated with the second liquid storage tank assembly; and the intelligent control assembly is electrically connected with the first pipeline and the second pipeline.
Further, the polymer medicine adding assembly comprises a polymer storage tank and an ejector which are sequentially connected along the direction towards the oil production well, and the ejector is connected with an oil field reinjection sewage pipeline.
Further, first medicament curing jar subassembly includes along the first dosing pump, first electromagnetic flowmeter, first tee bend, first automatic control valve and the first fluid reservoir of joining in marriage that connects gradually towards the direction of oil recovery well, and the entry of first dosing pump and the exit linkage of ejector are provided with first fluid stirrer in the first fluid reservoir of joining in marriage, and first fluid reservoir is provided with first magnetic float level gauge outward.
Further, first stock solution jar subassembly includes the first liquid pump of falling that connects gradually along the direction towards the oil recovery well, the second tee bend, second automatic control valve, first liquid storage pot, third automatic control valve, third tee bend and second electromagnetic flowmeter, is provided with first stock solution agitator in the first liquid storage pot, is provided with second magnetism float level gauge outside the first stock solution jar.
Further, the first reciprocating pump assembly comprises a first reciprocating pump and a first pressure gauge which are sequentially connected along the direction towards the oil production well, and an inlet of the first reciprocating pump is connected with the second electromagnetic flowmeter.
Further, the cross-linking agent dosing assembly comprises a cross-linking agent liquid storage tank, and a liquid storage tank magnetic floater liquid level meter is arranged outside the cross-linking agent liquid storage tank.
Further, the second medicament curing tank assembly comprises a second medicament feeding pump, a third electromagnetic flow meter, a fourth tee joint, a fourth automatic control valve and a second liquid preparation tank which are sequentially connected along the direction towards the oil production well, an inlet of the second medicament feeding pump is connected with an outlet of the cross-linking agent liquid storage tank, a second liquid preparation stirrer is arranged in the second liquid preparation tank, and a third magnetic floater liquid level meter is arranged outside the second liquid preparation tank.
Further, the second liquid storage tank assembly comprises a second liquid pouring pump, a fifth tee joint, a fifth automatic control valve, a second liquid storage tank, a sixth automatic control valve, a sixth tee joint and a fourth electromagnetic flowmeter which are sequentially connected along the direction towards the oil production well, a second liquid storage stirrer is arranged in the second liquid storage tank, and a fourth magnetic floater liquid level meter is arranged outside the second liquid storage tank.
Further, the second reciprocating pump assembly comprises a second reciprocating pump and a second pressure gauge which are sequentially connected along the direction towards the oil production well, and an inlet of the second reciprocating pump is connected with the fourth electromagnetic flowmeter.
The beneficial effects of the utility model are that, the utility model discloses can realize chain automatic control, liquid level, flow, pressure all use wireless transmission module to pass to well accuse room far away, make equipment operation personnel can know the construction progress condition at any time. The computer controls automatic closed feeding, the liquid preparation is convenient and quick, the liquid preparation is accurate and environment-friendly, the manpower and material resources are saved, and the automation of the operation is completely realized. The device has the advantages of high automation degree, small shearing on the polymer, integration of on-site liquid preparation and injection, long continuous working time, automatic control and recording of construction parameters, labor intensity reduction, low construction cost and the like.
Meanwhile, the shutdown problem caused by mechanical faults can be avoided, two wells can be constructed simultaneously, the construction efficiency is improved, or the same well is constructed, the construction progress is accelerated, and the requirement of high-dosage construction injection can be met.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Reference numbers in the figures: 1. oil field reinjection sewage pipeline; 2. a polymer storage tank; 3. an ejector; 4. a crosslinking agent storage tank; 5. a magnetic floater liquid level meter of the liquid storage tank; 12a, a first magnetic float level gauge; 12b, a third magnetic float level gauge; 18a, a second magnetic float level gauge; 18b, a fourth magnetic float level gauge; 6a, a first dosing pump; 6b, a second dosing pump; 7a, a first electromagnetic flow meter; 7b, a third electromagnetic flow meter; 22a, a second electromagnetic flow meter; 22b, a fourth electromagnetic flow meter; 8a, a first tee; 8b, a fourth tee joint; 14a, a second tee; 14b, a fifth tee joint; 20a, a third tee; 20b, a sixth tee; 9a, a first automatic control valve; 9b, a fourth automatic control valve; 15a, a second automatic control valve; 15b, a fifth automatic control valve; 19a, a third automatic control valve; 19b, a sixth automatic control valve; 21. a seventh automatic control valve; 10a, a first liquid preparation tank; 10b, a second liquid preparation tank; 11a, a first liquid preparation stirrer; 11b, a second liquid preparation stirrer; 17a, a first liquid storage stirrer; 17b, a second liquid storage stirrer; 13a, a first liquid pouring pump; 13b, a second liquid pouring pump; 16a, a first liquid storage tank; 16b, a second liquid storage tank; 23a, a first reciprocating pump; 23b, a second reciprocating pump; 24a, a first pressure gauge; 24b, a second pressure gauge; 25a, a first wellhead valve; 25b, a second wellhead valve; 26a, a first tree wellhead; 26b, second tree wellhead.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1, the embodiment of the utility model provides a two pump are transferred and are driven system, including first pipeline, second pipeline and intelligent control subassembly. The first pipeline is provided with a polymer dosing assembly, a first medicament curing tank assembly, a first liquid storage tank assembly and a first reciprocating pump assembly in sequence along the direction towards the oil production well. The second pipeline is connected with the first pipeline in parallel, the second pipeline is sequentially provided with a cross-linking agent dosing assembly, a second agent curing tank assembly, a second liquid storage tank assembly and a second reciprocating pump assembly along the direction towards the oil production well, the first agent curing tank assembly is communicated with the second agent curing tank assembly, and the first liquid storage tank assembly is communicated with the second liquid storage tank assembly. The intelligent control assembly is electrically connected with both the first pipeline and the second pipeline.
Set up intelligent control subassembly, make equipment operating personnel can know the construction progress condition at any time. The intelligent control assembly controls automatic closed feeding, liquid preparation is convenient and rapid, accuracy and environmental protection are achieved, manpower and material resources are saved, and operation automation is completely realized. The device has the advantages of high automation degree, small shearing on the polymer, integration of on-site liquid preparation and injection, long continuous working time, automatic control and recording of construction parameters, labor intensity reduction, low construction cost and the like.
And simultaneously, the embodiment of the utility model provides a both can avoid appearing because of the shutdown problem that mechanical failure leads to, can be under construction simultaneously to two wells again, improve the efficiency of construction. Or the same well is constructed, so that the construction progress is accelerated, and the requirement of high-dosage construction injection can be met.
The intelligent control assembly is composed of a pressure instrument control cabinet, a frequency converter, a microcomputer intelligent control system and a power distribution room, the flow and the pressure of the injection pump are adjusted and controlled through the intelligent control assembly, and parameters such as the flow and the pressure of the pump are adjusted according to the site construction condition; the polymer/crosslinking agent dosing assembly can be continuously and automatically prepared through the intelligent control assembly according to the proportion requirement of each component in the formula of the plugging agent, so that the plugging agent and the construction quality are ensured.
As shown in figure 1, the polymer dosing assembly comprises a polymer storage tank 2 and an ejector 3 which are sequentially connected along the direction towards the oil production well, and an oil field reinjection sewage pipeline 1 is connected to the ejector 3.
The first medicament curing tank assembly comprises a first dosing pump 6a, a first electromagnetic flow meter 7a, a first tee joint 8a, a first automatic control valve 9a and a first liquid preparation tank 10a which are sequentially connected along the direction towards the oil production well, the inlet of the first dosing pump 6a is connected with the outlet of the ejector 3, a first liquid preparation stirrer 11a is arranged in the first liquid preparation tank 10a, and a first magnetic floater liquid level meter 12a is arranged outside the first liquid preparation tank 10 a.
The first liquid storage tank assembly comprises a first liquid pouring pump 13a, a second tee joint 14a, a second automatic control valve 15a, a first liquid storage tank 16a, a third automatic control valve 19a, a third tee joint 20a and a second electromagnetic flow meter 22a which are sequentially connected along the direction towards the oil production well, a first liquid storage stirrer 17a is arranged in the first liquid storage tank 16a, and a second magnetic float liquid level meter 18a is arranged outside the first liquid storage tank 16 a.
The first reciprocating pump assembly comprises a first reciprocating pump 23a and a first pressure gauge 24a which are connected in sequence in a direction towards the production well, and the inlet of the first reciprocating pump 23a is connected with a second electromagnetic flow meter 22 a. The oil production well comprises a first Christmas tree wellhead 26a and a second Christmas tree wellhead 26b, a first wellhead valve 25a is arranged at the first Christmas tree wellhead 26a, and the second electromagnetic flowmeter 22a is connected with the first wellhead valve 25 a. The second tree wellhead 26b is provided with a second wellhead valve 25 b.
Further, the cross-linking agent dosing assembly comprises a cross-linking agent liquid storage tank 4, and a liquid storage tank magnetic floater liquid level meter 5 is arranged outside the cross-linking agent liquid storage tank 4.
the second medicament curing tank assembly comprises a second dosing pump 6b, a third electromagnetic flow meter 7b, a fourth tee joint 8b, a fourth automatic control valve 9b and a second liquid distribution tank 10b which are sequentially connected along the direction towards the oil production well, the inlet of the second dosing pump 6b is connected with the outlet of the cross-linking agent liquid storage tank 4, a second liquid distribution stirrer 11b is arranged in the second liquid distribution tank 10b, and a third magnetic floater liquid level meter 12b is arranged outside the second liquid distribution tank 10 b. The fourth tee 8b is connected to and conducted with the first tee 8 a.
The second liquid storage tank assembly comprises a second liquid pouring pump 13b, a fifth tee joint 14b, a fifth automatic control valve 15b, a second liquid storage tank 16b, a sixth automatic control valve 19b, a sixth tee joint 20b and a fourth electromagnetic flowmeter 22b which are sequentially connected along the direction towards the oil production well, a second liquid storage stirrer 17b is arranged in the second liquid storage tank 16b, and a fourth magnetic floater liquid level meter 18b is arranged outside the second liquid storage tank 16 b. The fifth tee 14b is connected to and communicated with the second tee 14a, the sixth tee 20b is connected to and communicated with the third tee 20a, and a seventh automatic control valve 21 is provided on a connection line between the sixth tee 20b and the third tee 20 a.
The embodiment of the utility model provides a both can avoid appearing because of the shutdown problem that mechanical failure leads to, can be under construction simultaneously to two wells again, improve the efficiency of construction. Or the same well is constructed, so that the construction progress is accelerated, and the requirement of high-dosage construction injection can be met.
The second reciprocating pump assembly comprises a second reciprocating pump 23b and a second pressure gauge 24b which are connected in sequence in a direction towards the production well, and the inlet of the second reciprocating pump 23b is connected with a fourth electromagnetic flow meter 22 b. The fourth electromagnetic flowmeter 22b is connected to the second wellhead valve 25 b.
All the components are skid-mounted and can be moved and connected freely; wherein first reciprocating pump 23a and second reciprocating pump 23b are designed for annotating polymer class stifled agent, for single plunger double cylinder pump, the plunger radius is big, the plunger velocity of motion is slow, it is very little to the polymer shearing, because the plunger velocity of motion is slow, wearing and tearing are little, the maintenance period is long, two pumps both can guarantee continuous construction simultaneously, the shut-down problem of avoiding appearing leading to because of mechanical failure, can be to two wells simultaneous construction again, construction efficiency is improved, or to the construction of same well, and the construction progress is accelerated.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:
The utility model discloses can realize chain automatic control, liquid level, flow, pressure all use wireless transmission module to pass to well accuse room far, make equipment operation personnel can know the construction progress condition at any time. The computer controls automatic closed feeding, the liquid preparation is convenient and quick, the liquid preparation is accurate and environment-friendly, the manpower and material resources are saved, and the automation of the operation is completely realized. The device has the advantages of high automation degree, small shearing on the polymer, integration of on-site liquid preparation and injection, long continuous working time, automatic control and recording of construction parameters, labor intensity reduction, low construction cost and the like.
Meanwhile, the shutdown problem caused by mechanical faults can be avoided, two wells can be constructed simultaneously, the construction efficiency is improved, or the same well is constructed, the construction progress is accelerated, and the requirement of high-dosage construction injection can be met.
The above description is only for the specific embodiments of the present invention, and the scope of the present invention can not be limited by the embodiments, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should still belong to the scope covered by the present patent. In addition, the utility model provides an between technical feature and the technical feature, between technical feature and the technical scheme, all can the independent assortment use between technical scheme and the technical scheme.
Claims (9)
1. A dual pump profile control system, comprising:
The first pipeline is sequentially provided with a polymer dosing assembly, a first medicament curing tank assembly, a first liquid storage tank assembly and a first reciprocating pump assembly along the direction towards the oil production well;
The second pipeline is connected with the first pipeline in parallel, a cross-linking agent dosing assembly, a second agent curing tank assembly, a second liquid storage tank assembly and a second reciprocating pump assembly are sequentially arranged on the second pipeline along the direction towards the oil production well, the first agent curing tank assembly is communicated with the second agent curing tank assembly, and the first liquid storage tank assembly is communicated with the second liquid storage tank assembly;
And the intelligent control assembly is electrically connected with the first pipeline and the second pipeline.
2. The dual-pump profile control system according to claim 1, wherein the polymer chemical feeding assembly comprises a polymer storage tank (2) and an ejector (3) which are sequentially connected in a direction towards the oil production well, and the ejector (3) is connected with an oil field reinjection sewage pipeline (1).
3. The dual-pump profile control system according to claim 2, wherein the first agent curing tank assembly comprises a first dosing pump (6a), a first electromagnetic flow meter (7a), a first tee joint (8a), a first automatic control valve (9a) and a first liquid preparation tank (10a) which are sequentially connected along the direction towards the oil production well, the inlet of the first dosing pump (6a) is connected with the outlet of the ejector (3), a first liquid preparation stirrer (11a) is arranged in the first liquid preparation tank (10a), and a first magnetic float liquid level meter (12a) is arranged outside the first liquid preparation tank (10 a).
4. The dual-pump profile control system according to claim 3, wherein the first liquid storage tank assembly comprises a first liquid pouring pump (13a), a second tee joint (14a), a second automatic control valve (15a), a first liquid storage tank (16a), a third automatic control valve (19a), a third tee joint (20a) and a second electromagnetic flow meter (22a) which are connected in sequence along the direction towards the oil production well, a first liquid storage stirrer (17a) is arranged in the first liquid storage tank (16a), and a second magnetic float liquid level meter (18a) is arranged outside the first liquid storage tank (16 a).
5. The dual pump profile control system according to claim 4, wherein the first reciprocating pump assembly comprises a first reciprocating pump (23a) and a first pressure gauge (24a) connected in series in a direction towards the production well, the inlet of the first reciprocating pump (23a) being connected to the second electromagnetic flow meter (22 a).
6. The dual-pump profile control system according to claim 5, wherein the crosslinking agent dosing assembly comprises a crosslinking agent storage tank (4), and a storage tank magnetic float level gauge (5) is arranged outside the crosslinking agent storage tank (4).
7. The dual-pump profile control and drive system according to claim 6, wherein the second agent curing tank assembly comprises a second dosing pump (6b), a third electromagnetic flow meter (7b), a fourth tee joint (8b), a fourth automatic control valve (9b) and a second liquid preparation tank (10b) which are sequentially connected along the direction towards the oil production well, the inlet of the second dosing pump (6b) is connected with the outlet of the cross-linking agent liquid storage tank (4), a second liquid preparation stirrer (11b) is arranged in the second liquid preparation tank (10b), and a third magnetic float liquid level meter (12b) is arranged outside the second liquid preparation tank (10 b).
8. The dual-pump profile control system according to claim 7, wherein the second liquid storage tank assembly comprises a second liquid pouring pump (13b), a fifth tee joint (14b), a fifth automatic control valve (15b), a second liquid storage tank (16b), a sixth automatic control valve (19b), a sixth tee joint (20b) and a fourth electromagnetic flow meter (22b) which are connected in sequence along the direction towards the oil production well, a second liquid storage stirrer (17b) is arranged in the second liquid storage tank (16b), and a fourth magnetic float level meter (18b) is arranged outside the second liquid storage tank (16 b).
9. The dual pump profile control system according to claim 8, wherein the second reciprocating pump assembly comprises a second reciprocating pump (23b) and a second pressure gauge (24b) connected in series in a direction towards the production well, the inlet of the second reciprocating pump (23b) being connected to the fourth electromagnetic flow meter (22 b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920060270.XU CN209761407U (en) | 2019-01-15 | 2019-01-15 | Double-pump adjusting and driving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920060270.XU CN209761407U (en) | 2019-01-15 | 2019-01-15 | Double-pump adjusting and driving system |
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| Publication Number | Publication Date |
|---|---|
| CN209761407U true CN209761407U (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920060270.XU Active CN209761407U (en) | 2019-01-15 | 2019-01-15 | Double-pump adjusting and driving system |
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|---|---|
| CN (1) | CN209761407U (en) |
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2019
- 2019-01-15 CN CN201920060270.XU patent/CN209761407U/en active Active
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