CN212651745U - Airtight sled dress polymer dissolving device - Google Patents
Airtight sled dress polymer dissolving device Download PDFInfo
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- CN212651745U CN212651745U CN202020539806.9U CN202020539806U CN212651745U CN 212651745 U CN212651745 U CN 212651745U CN 202020539806 U CN202020539806 U CN 202020539806U CN 212651745 U CN212651745 U CN 212651745U
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- mother liquor
- dissolving
- pipeline
- container
- dissolving tank
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Abstract
The utility model discloses an airtight sled dress polymer dissolving device, including the container, the inside one side of container is equipped with mixed cauldron, the water intaking valve one of mixed cauldron bottom is connected with high pressure water pump, the top of mixed cauldron is connected with the bottom of dry powder hopper, the water intaking valve two of mixed cauldron lower part one side is connected with the dissolved water storage tank through the pipeline, the outlet valve of mixed cauldron bottom passes through the pipeline and is connected with the top of mother liquor dissolving tank. The utility model discloses an airtight sled dress polymer dissolving device is long to dissolving in-process time, the poor problem of effect, through airtight mother liquor dissolving tank, reduce dissolved oxygen and get into the system, add the oxygen-eliminating agent in joining in marriage the water of annotating simultaneously, and introduce nitrogen making equipment, it keeps the polymer to dissolve under the oxygen-free environment to inject nitrogen gas in the mother liquor dissolving tank, make dissolved oxygen reduce rapidly within 3ppb, the dissolution time shortens by a wide margin, by original 90-100min, shorten to in 60min, and the dissolution effect obviously improves.
Description
Technical Field
The utility model relates to a tertiary oil recovery technical field particularly, relates to an airtight sled dress polymer dissolving device.
Background
At present, polymer dissolving devices on polymer injection sites of various large oil fields are all open type ripening tanks, and polymers are directly exposed in the air in the dissolving process, so that the dissolving effect is poor, and the ripening period is as long as 90 min; the complete injection device comprises 6 parts of a dosing room, a dissolving room, a curing tank, a feeding pump room, a conveying pump room and a control room, and is fixedly installed at each injection station, so that the occupied area is large, and the investment cost is high.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned technical problem among the correlation technique, the utility model provides an airtight sled dress polymer dissolving device can overcome prior art's the above-mentioned not enough.
In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:
a closed skid-mounted polymer dissolving device comprises a container, wherein a mixing kettle is arranged on one side in the container, a first water inlet valve at the bottom of the mixing kettle is connected with a high-pressure water pump, the top of the mixing kettle is connected with the bottom of a dry powder hopper, a second water inlet valve at one side of the lower part of the mixing kettle is connected with a dissolving water storage tank through a pipeline, and an outlet valve at the bottom of the mixing kettle is connected with the top of a mother liquor dissolving tank through a pipeline;
one side of mixing the cauldron is equipped with nitrogen making equipment, nitrogen making equipment passes through the pipeline and connects respectively the top of mixing the cauldron reaches the top of mother liquor dissolving tank, the export of mother liquor dissolving tank lower part passes through the pipeline and is connected with the entry linkage of mother liquor pump, the export of mother liquor pump pass through the pipeline with the outside intercommunication of container, the export on mother liquor dissolving tank upper portion pass through the pipeline with the outside intercommunication of container.
Furthermore, four dissolving rooms are arranged in the mother liquor dissolving tank.
Furthermore, the bottom of the dry powder hopper is provided with a control valve, and the control valve is connected with an electronic control panel.
Further, the top of mother liquor dissolving tank is equipped with the oxygen-eliminating agent entry.
Further, the high-pressure water pump is fixedly connected with the bottom of the container through a ground pile.
The utility model has the advantages that:
(1) the utility model discloses an airtight sled dress polymer dissolving device is long to dissolving in-process time, the poor problem of effect, through airtight mother liquor dissolving tank, reduce dissolved oxygen and get into the system, add the oxygen-eliminating agent in joining in marriage the water of annotating simultaneously, and introduce nitrogen making equipment, it keeps the polymer to dissolve under the oxygen-free environment to inject nitrogen gas in the mother liquor dissolving tank, make dissolved oxygen reduce rapidly within 3ppb, the dissolution time shortens by a wide margin, by original 90-100min, shorten to in 60min, and the dissolution effect obviously improves.
(2) The utility model discloses an airtight sled dress polymer dissolving device will respectively dissolve, in the injection module concentrates compression to a container, make the transportation more convenient, shortened manufacturing cycle, saved the cost, application prospect is wide.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a closed skid-mounted polymer dissolving device according to an embodiment of the present invention;
in the figure: 1. the system comprises a container, 2, a mixing kettle, 3, a high-pressure water pump, 4, a dry powder hopper, 5, a control valve, 6, nitrogen making equipment, 7, a mother liquor dissolving tank, 8, a mother liquor pump, 9, a ground pile, 10, an electronic control panel, 11, a first water inlet valve, 12, a second water inlet valve, 13, an outlet valve, 14 and a dissolved water storage tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
As shown in figure 1, according to the embodiment of the utility model provides a closed skid-mounted polymer dissolving device, including container 1, container 1 is high for 40 chi, and the internal volume is 12x2.3x2.2m, and the volume is 55-65m3. A mixing kettle 2 is arranged on one side inside the container 1, a first water inlet valve 11 at the bottom of the mixing kettle 2 is connected with a high-pressure water pump 3, the top of the mixing kettle 2 is connected with the bottom of a dry powder hopper 4 through a pipeline, a second water inlet valve 12 at one side of the lower part of the mixing kettle 2 is connected with a dissolved water storage tank 14 through a pipeline, and an outlet valve 13 at the bottom of the mixing kettle 2 is connected with the top of a mother liquor dissolving tank 7 through a pipeline; one side of the mixing kettle 2 is provided with a nitrogen making device 6, the nitrogen making device 6 is respectively connected with the top of the mixing kettle 2 and the top of the mother liquor dissolving tank 7 through pipelines, an outlet at the lower part of the mother liquor dissolving tank 7 is connected with an inlet of a mother liquor pump 8 through a pipeline, and an outlet of the mother liquor pump 8 is communicated with the outside of the container 1 through a pipeline and used for injecting a dissolved polymer solution into a stratum. An outlet at the upper part of the mother liquor dissolving tank 7 is communicated with the outside of the container 1 through a pipeline and used for discharging nitrogen. The top of the mother liquor dissolving tank 7 is provided with an oxygen scavenger inlet.
The mother liquor dissolving tank 7 is internally provided with three baffles to divide the mother liquor dissolving tank into four dissolving rooms, the four dissolving rooms are a first dissolving room, a second dissolving room, a third dissolving room and a fourth dissolving room from left to right once, so that stepwise and stepwise dissolving is realized, meanwhile, high-purity nitrogen produced by the nitrogen making equipment 6 enters the first dissolving room of the mother liquor dissolving tank 7 through a pipeline, and a deoxidant enters the third dissolving room of the mother liquor dissolving tank 7 through a pipeline; the upper part of the fourth dissolving room is provided with an outlet which discharges nitrogen through a pipeline.
In a specific embodiment, the bottom of the dry powder hopper 4 is provided with a control valve 5, and the control valve 5 is connected with an electronic control panel 10 through a data line and an electric wire so as to control the dry powder hopper 4 to feed into the mixing kettle 2.
In a specific embodiment, the high pressure water pump 3 is fixedly connected to the bottom of the container 1 by a ground pile 9.
In a specific embodiment, a dosing pump is arranged on one side of the dry powder hopper 4, and an automatic cutting manipulator is arranged on the top of the dry powder hopper 4.
For the convenience of understanding the above technical solutions of the present invention, the above technical solutions of the present invention are explained in detail through specific use modes below.
In specific use, the electronic control panel 10 is responsible for accurately controlling the feeding amount and automatically controlling related valves; the material package is electronic after the accurate measurement of the electronic control panel 10 and is got into 4 tops of dry powder hopper from the conveyer belt by the dosing pump, the wrapping bag is poured into in the feeding bin after the top is cut open by automatic cutting manipulator, the control valve 5 of dry powder hopper 4 keeps closed state this moment, treat that 4 volumes of dry powder hopper fill up after, automatically, open control valve 5, pour the material into in mixing tank 2, squeeze high pressure water with high pressure water pump 3 into mixing tank 2 in with polymer powder carry out the preliminary mixing swelling back pipeline transport mother liquor dissolving tank 7, carry out airtight oxygen separation stirring under the protection of high-purity nitrogen gas and dissolve, reach complete dissolution through the level four stirring, add the deoxidant simultaneously and realize complete deoxidization state, guarantee that polymer solution viscosity does not receive the influence of dissolved oxygen and lose. Finally, the polymer solution completely dissolved is injected into the formation by a mother liquor pump 8.
In conclusion, with the aid of the technical scheme of the utility model, through adopting the high-pressure injector head to dissolve and the airtight mother liquor dissolving tank, reduce dissolved oxygen and get into the system, add the deoxidant in the water of joining in marriage simultaneously, and introduce nitrogen making equipment, inject nitrogen gas in the mother liquor dissolving tank, with the polymer under airtight space with nitrogen protection, carry out anaerobic dissolution to realize high-efficient dissolving fast, the dissolution time can be controlled in 60min, solved the solubility problem; the utility model discloses an airtight sled dress polymer dissolving device will respectively dissolve, pour into the module and concentrate in compressing to the container of a high 40 chi, and mother liquor dissolving tank volume ratio reduces 6 times originally, and the reducing of whole space is convenient for the vehicle-mounted removal, and repeatedly usable makes the transportation more convenient, has saved the fixed high price expense of gathering the station of annotating of construction, provides convenience for offshore platform's use.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A closed skid-mounted polymer dissolving device is characterized by comprising a container (1), wherein a mixing kettle (2) is arranged on one side in the container (1), a first water inlet valve (11) at the bottom of the mixing kettle (2) is connected with a high-pressure water pump (3), the top of the mixing kettle (2) is connected with the bottom of a dry powder hopper (4), a second water inlet valve (12) at one side of the lower part of the mixing kettle (2) is connected with a dissolved water storage tank (14) through a pipeline, and an outlet valve (13) at the bottom of the mixing kettle (2) is connected with the top of a mother liquor dissolving tank (7) through a pipeline;
one side of mixing cauldron (2) is equipped with nitrogen making equipment (6), nitrogen making equipment (6) are connected respectively through the pipeline the top of mixing cauldron (2) reaches the top of mother liquor dissolving tank (7), the export of mother liquor dissolving tank (7) lower part passes through the inlet connection of pipeline and mother liquor pump (8), the export of mother liquor pump (8) pass through the pipeline with the outside intercommunication of container (1), the export on mother liquor dissolving tank (7) upper portion pass through the pipeline with the outside intercommunication of container (1).
2. The closed skid-mounted polymer dissolving device according to claim 1, wherein four dissolving compartments are provided in the mother liquor dissolving tank (7).
3. The closed skid-mounted polymer dissolving device according to claim 1, wherein the bottom of the dry powder hopper (4) is provided with a control valve (5), and the control valve (5) is connected with an electronic control panel (10).
4. The closed skid-mounted polymer dissolving device as recited in claim 1, wherein the top of the mother liquor dissolving tank (7) is provided with an oxygen scavenger inlet.
5. The closed skid-mounted polymer dissolving device according to claim 1, wherein the high pressure water pump (3) is fixedly connected with the bottom of the container (1) through a ground pile (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020539806.9U CN212651745U (en) | 2020-04-14 | 2020-04-14 | Airtight sled dress polymer dissolving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020539806.9U CN212651745U (en) | 2020-04-14 | 2020-04-14 | Airtight sled dress polymer dissolving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212651745U true CN212651745U (en) | 2021-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020539806.9U Active CN212651745U (en) | 2020-04-14 | 2020-04-14 | Airtight sled dress polymer dissolving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212651745U (en) |
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2020
- 2020-04-14 CN CN202020539806.9U patent/CN212651745U/en active Active
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