CN209942808U - Oil-water well tracing and medicine-filling regulating control device - Google Patents
Oil-water well tracing and medicine-filling regulating control device Download PDFInfo
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- CN209942808U CN209942808U CN201920847348.2U CN201920847348U CN209942808U CN 209942808 U CN209942808 U CN 209942808U CN 201920847348 U CN201920847348 U CN 201920847348U CN 209942808 U CN209942808 U CN 209942808U
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Abstract
The utility model provides an oil-water well spike injection regulation and control device mainly relates to the oil development field. Oil-water well spike mark injection regulation and control device, including first liquid reserve tank, second liquid reserve tank and controller, all set up on first liquid reserve tank and the second liquid reserve tank and annotate liquid mouth and drain pipe, all the polyphone pump body, every on the drain pipe of first liquid reserve tank and second liquid reserve tank a converter, two are connected to equal electricity on the pump body the liquid outlet pipe of the pump body is connected on the joint of same production tree, set up a velocity of flow monitoring devices, two on first liquid reserve tank and the second liquid reserve tank respectively velocity of flow monitoring devices all is connected with the controller electricity. The beneficial effects of the utility model reside in that: the utility model discloses can be synchronous to water-soluble tracer, distributive tracer to the injection rate in the oil recovery well, make follow-up content in the oil water mixture of exploitation through two kinds of tracers of analysis predict the rerum natura parameter of oil reservoir more accurate.
Description
Technical Field
The utility model mainly relates to an oil development field specifically is oil-water well spike injection regulation and control device.
Background
In the process of oil exploitation of an oil well, a tracer with a certain concentration is injected from a water injection well, the change of the concentration of the tracer in produced water along with time is detected in surrounding oil wells, a tracer extraction curve is drawn, and the physical property parameters of an oil layer are obtained through numerical analysis. The method of injecting water soluble tracer and distributive tracer simultaneously in the same well section has the advantages that the oil solubility difference of the two tracers is large, the water soluble tracer is only dissolved in water and produces early, and the distributive tracer is dissolved in both water and oil and produces late. And (4) obtaining the remaining oil saturation according to the production time difference and the distribution coefficient of the two tracers. When injecting the water-soluble tracer and the distributive tracer, the two tracers need to be synchronously injected. At present, no good control method exists for the synchronous injection of the two tracers, and due to the different densities of the tracers and the power difference of a water pump, the injection rate difference often occurs in the injection process of the tracers, so that the content of the oil-water mixture finally produced through the two tracers generates errors.
SUMMERY OF THE UTILITY MODEL
For solving prior art's not enough, the utility model provides an oil-water well spike injection regulation and control device, it can be synchronous to the injection rate in water-soluble tracer, distributivity tracer to the oil recovery well, time error when reducing two kinds of tracers and pouring into the oil recovery well into makes follow-up content in the oil water mixture of exploitation through two kinds of tracers of analysis predict the rerum natura parameter of oil reservoir more accurate.
The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:
oil-water well spike mark injection regulation and control device, including first liquid reserve tank, second liquid reserve tank and controller, first liquid reserve tank is the same with second liquid reserve tank volume, all set up on first liquid reserve tank and the second liquid reserve tank and annotate liquid mouth and drain pipe, all the polyphone pump body on the drain pipe of first liquid reserve tank and second liquid reserve tank, the pump body is the frequency conversion pump body, every equal electricity connection a converter, two on the pump body the converter all is connected, two with the controller electricity the liquid pipeline of the pump body is connected on the joint of same production tree, set up a velocity of flow monitoring devices on first liquid reserve tank and the second liquid reserve tank respectively, two velocity of flow monitoring devices all is connected with the controller electricity.
The liquid outlet pipelines of the two pump bodies are connected with the same tee joint, and the other joint of the tee joint is connected to the Christmas tree joint through a pipeline.
The flow rate monitoring device is a flow rate sensor, and the flow rate sensors are respectively connected in series with the liquid outlet pipe downstream of the first liquid storage tank and the second liquid storage tank.
The flow velocity detection device is a liquid level sensor, and the two liquid level sensors are respectively positioned in the first liquid storage tank and the second liquid storage tank.
The first liquid storage tank and the second liquid storage tank are formed by the same tank body at intervals.
Contrast prior art, the beneficial effects of the utility model are that:
the utility model discloses a two kinds of tracers are carried respectively to the two pump bodies, can carry out direct or indirect detection to the velocity of flow of two kinds of tracers through velocity of flow monitoring devices, make this device can be synchronous to the injection rate in water-soluble tracer, distributivity tracer to the oil recovery well, time error when reducing two kinds of tracers and pouring into the oil recovery well into, make follow-up through analyzing the rerum natura parameter that two kinds of tracers content forecast the oil reservoir in the oil water mixture of exploitation more accurate.
Drawings
FIG. 1 is a schematic structural diagram of embodiment 1 of the present invention;
FIG. 2 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 3 is a schematic structural diagram of embodiment 3 of the present invention.
Reference numerals shown in the drawings: 1. a first liquid storage tank; 2. a second liquid storage tank; 3. a controller; 4. a pump body; 5. a frequency converter; 6. a flow rate monitoring device; 7. and a tee joint.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.
As shown in fig. 1-3, oil-water well tracer injection regulation and control device, including first liquid reserve tank 1, second liquid reserve tank 2 and controller 3, first liquid reserve tank 1 is the same with 2 volumes of second liquid reserve tank, water-soluble tracer and distributivity tracer are deposited respectively to first liquid reserve tank and second liquid reserve tank. All set up on first liquid reserve tank 1 and the second liquid reserve tank 2 and annotate liquid mouth and drain pipe, it is the filling mouth of spike agent to annotate the liquid mouth, the drain pipe is the output pipeline of spike agent. All polyphone the pump body 4 on the drain pipe of first liquid reserve tank 1 and second liquid reserve tank 2, the pump body 4 is the frequency conversion pump body, every equal electricity connection a converter 5 on the pump body 4, two converter 5 all is connected with 3 electricity of controller, can change the rotational speed of the frequency conversion pump body through controller control converter to adjust two pump body power. The liquid outlet pipelines of the two pump bodies 4 are connected to the joint of the same Christmas tree, the first liquid storage tank 1 and the second liquid storage tank 2 are respectively provided with a flow rate monitoring device 6, and the two flow rate monitoring devices 6 are electrically connected with the controller 3. The velocity of flow monitoring devices is direct or indirect detects the velocity of flow of two kinds of tracers to the velocity of flow data transmission to the controller with two kinds of tracers, by the power of the two frequency conversion pump bodies of controller control, thereby adjust the velocity of flow of two kinds of tracers, make two kinds of tracers reach equal stable rate and carry in the well, thereby reduce the time error when two kinds of tracers pour into the oil well into, make follow-up through analyzing the rerum natura parameter that the oil reservoir was predicated to two kinds of tracers content in the oil water mixture of exploitation more accurate.
Specifically, the liquid outlet pipelines of the two pump bodies 4 are connected with the same tee 7, and the other joint of the tee 7 is connected to the Christmas tree joint through a pipeline. Through the connection of tee bend, make the volume of occupying of oil recovery tree upper joint less, also can make two tracers begin to mix on ground simultaneously, the transport of two kinds of tracers is more even.
Specifically, flow rate monitoring devices 6 are flow rate sensors, two flow rate sensors are respectively connected in series at the drain pipe low reaches of first liquid reserve tank 1, second liquid reserve tank 2. Through the setting of two velocity of flow sensors, can make the velocity of flow of two kinds of tracers obtain direct monitoring in first liquid reserve tank, the second liquid reserve tank to for the controller provides the velocity of flow reference, make the controller utilize the power of two frequency conversion pump bodies of converter control, make the velocity of flow of two tracers keep synchronous injection rate.
Specifically, the flow velocity detection device 6 is a liquid level sensor, and the liquid level sensors are respectively located in the first liquid storage tank 1 and the second liquid storage tank 2. Two liquid reserve tanks should be unanimous for the same shape of size this moment, pours into equivalent water-soluble tracer and distribution nature tracer respectively in first liquid reserve tank, the second liquid reserve tank into, through the liquid level change in the two liquid reserve tanks of level sensor monitoring, can transmit the controller with the form of signal of telecommunication with the liquid level change condition, and pump body power reduction is connected to the liquid reserve tank that is controlled the liquid level by the controller and changes faster, makes two kinds of tracers can progressively realize stable synchronous injection rate.
Specifically, first liquid reserve tank 1 and second liquid reserve tank 2 form for the same box interval. Through the mode of box interval, make first liquid reserve tank and second liquid reserve tank be unified whole, the filling of the tracer of being convenient for.
Example 1:
oil-water well tracer injection regulation and control device, including first liquid reserve tank 1, second liquid reserve tank 2 and controller 3, the controller is the PC, can control two converters through the PC, makes the power of the converter control pump body. First liquid reserve tank and second liquid reserve tank can also be two liquid reserve cavities for same box interval for the box of two separations, in this embodiment two metal tank bodies that first liquid reserve tank and second liquid reserve tank volume the same shape is the same. The liquid mouth is all seted up at first liquid reserve tank 1 and 2 tops of second liquid reserve tank, and the drain pipe is all welded to the bottom, all establish ties a pump body 4 on the drain pipe of first liquid reserve tank 1 and second liquid reserve tank 2, the pump body 4 is the frequency conversion pump body. Every all the electricity on the pump body 4 is connected a converter 5, two the converter 5 all is connected with controller 3 electricity, two the liquid outlet pipe threaded connection of the pump body 4 is on the joint of same production tree, set up a velocity of flow monitoring devices 6 on first liquid reserve tank 1 and the second liquid reserve tank 2 respectively, two velocity of flow monitoring devices 6 all are connected with controller 3 electricity. In this embodiment the velocity of flow monitoring devices 6 is velocity of flow sensor, two velocity of flow sensor establishes ties respectively between the pump body and the production tree of first liquid reserve tank 1, second liquid reserve tank 2.
Example 2:
aiming at the embodiment 1, in the embodiment, the liquid outlet pipelines of the two pump bodies 4 are in threaded connection with the two joints of the same tee joint 7, and the other joint of the tee joint 7 is connected to the Christmas tree joint through a pipeline by using a connecting threaded sleeve, so that the two tracers are fully mixed before being injected into an oil well, and the accuracy of final analysis data is improved.
Example 3:
as for any embodiment of embodiments 1 or 2, in this embodiment, the flow rate detection device 6 is a liquid level sensor, and because the densities of the two tracers are different, the liquid level sensor in this embodiment adopts a floating ball type liquid level sensor instead of a static pressure type liquid level sensor, and the two floating ball type liquid level sensors are respectively located in the first liquid storage tank 1 and the second liquid storage tank 2.
Claims (5)
1. Oil-water well tracer injection regulation and control device, including first liquid reserve tank (1), second liquid reserve tank (2) and controller (3), characterized by: first liquid reserve tank (1) is the same with second liquid reserve tank (2) volume, all set up on first liquid reserve tank (1) and second liquid reserve tank (2) and annotate liquid mouth and drain pipe, all polyphone pump body (4) on the drain pipe of first liquid reserve tank (1) and second liquid reserve tank (2), the pump body (4) is the frequency conversion pump body, every equal electric connection a converter (5), two on the pump body (4) converter (5) all are connected with controller (3) electricity, two the play liquid pipe connection of the pump body (4) is on the joint of same production tree, set up one velocity of flow monitoring devices (6) on first liquid reserve tank (1) and second liquid reserve tank (2) respectively, two velocity of flow monitoring devices (6) all are connected with controller (3) electricity.
2. The oil-water well tracing and medicine injection adjusting and controlling device as claimed in claim 1, wherein: liquid outlet pipelines of the two pump bodies (4) are connected with the same tee joint (7), and the other joint of the tee joint (7) is connected to a Christmas tree joint through a pipeline.
3. The oil-water well tracing and medicine injection adjusting and controlling device as claimed in claim 1, wherein: the flow rate monitoring device (6) is a flow rate sensor, and the flow rate sensors are respectively connected in series with the lower reaches of the liquid outlet pipes of the first liquid storage tank (1) and the second liquid storage tank (2).
4. The oil-water well tracing and medicine injection adjusting and controlling device as claimed in claim 1, wherein: the flow rate monitoring device (6) is a liquid level sensor, and the liquid level sensors are respectively positioned in the first liquid storage tank (1) and the second liquid storage tank (2).
5. The oil-water well tracing and medicine injection adjusting and controlling device as claimed in claim 1, wherein: the first liquid storage tank (1) and the second liquid storage tank (2) are formed by the same tank body at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920847348.2U CN209942808U (en) | 2019-06-04 | 2019-06-04 | Oil-water well tracing and medicine-filling regulating control device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920847348.2U CN209942808U (en) | 2019-06-04 | 2019-06-04 | Oil-water well tracing and medicine-filling regulating control device |
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| CN209942808U true CN209942808U (en) | 2020-01-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113605883A (en) * | 2021-09-22 | 2021-11-05 | 北京永源思科技发展有限公司 | Residual oil saturation resolution method |
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2019
- 2019-06-04 CN CN201920847348.2U patent/CN209942808U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113605883A (en) * | 2021-09-22 | 2021-11-05 | 北京永源思科技发展有限公司 | Residual oil saturation resolution method |
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