CN220845989U - Oil-water separation device - Google Patents
Oil-water separation device Download PDFInfo
- Publication number
- CN220845989U CN220845989U CN202322529057.8U CN202322529057U CN220845989U CN 220845989 U CN220845989 U CN 220845989U CN 202322529057 U CN202322529057 U CN 202322529057U CN 220845989 U CN220845989 U CN 220845989U
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- Prior art keywords
- oil
- water
- heat
- water separator
- pump unit
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 155
- 238000000926 separation method Methods 0.000 title claims abstract description 49
- 239000010779 crude oil Substances 0.000 claims abstract description 41
- 239000007788 liquid Substances 0.000 claims abstract description 32
- 238000010521 absorption reaction Methods 0.000 claims abstract description 20
- 235000019476 oil-water mixture Nutrition 0.000 claims abstract description 19
- 239000003921 oil Substances 0.000 claims abstract description 8
- 235000019198 oils Nutrition 0.000 claims abstract description 7
- 239000012530 fluid Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 238000005192 partition Methods 0.000 description 6
- 239000013043 chemical agent Substances 0.000 description 5
- 238000003912 environmental pollution Methods 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000003034 coal gas Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to the field of crude oil treatment, and discloses an oil-water separation device, which comprises: the buffer tank is used for containing crude oil; the oil-water separator is communicated with the buffer tank and is used for separating crude oil into water and an oil-water mixture; the heat absorption side of the water source heat pump unit is connected with the water outlet end of the oil-water separator so as to absorb heat in water separated by the oil-water separator; the liquid outlet channel is connected with the oil outlet end of the oil-water separator and is connected with the heat release side of the water source heat pump unit so as to heat the oil-water mixture separated by the oil-water separator by using the water source heat pump unit.
Description
Technical Field
The utility model relates to the field of crude oil treatment, in particular to an oil-water separation device.
Background
Crude oil is an oil-water mixture, and in order to obtain pure crude oil, water in the crude oil needs to be separated. At present, when oil-water separation is carried out by utilizing chemical agents, crude oil needs to be heated to a preset temperature, and the common crude oil temperature raising mode is to inject steam into crude oil. While steam production requires the construction of boilers, and the operation of boilers requires the consumption of coal or natural gas, resulting in high crude oil separation costs. In addition, the boiler can also discharge smoke to pollute the environment in the working process.
Therefore, how to reduce the crude oil separation cost and reduce the pollution to the environment is a problem to be solved by those skilled in the art.
Disclosure of utility model
In order to solve the technical problems, the utility model provides an oil-water separation device, which is used for reducing the crude oil separation cost and reducing the pollution to the environment.
In order to achieve the above object, the present utility model provides the following solutions:
The utility model provides an oil-water separation device, comprising:
The buffer tank is used for containing crude oil;
The oil-water separator is communicated with the buffer tank and is used for separating the crude oil into water and an oil-water mixture;
the heat absorption side of the water source heat pump unit is connected with the water outlet end of the oil-water separator so as to absorb heat in water separated by the oil-water separator;
The liquid outlet channel is connected with the oil outlet end of the oil-water separator and the heat release side of the water source heat pump unit so as to heat the oil-water mixture separated by the oil-water separator by using the water source heat pump unit
Optionally, the oil-water separation device further comprises a heat exchanger and a pump, wherein a heat absorption runner of the heat exchanger is connected to the liquid outlet runner, a heat release runner of the heat exchanger is connected with a heat absorption side of the water source heat pump unit so as to heat exchange fluid in the heat release runner by using the water source heat pump unit, and the pump is connected between the heat release runner and the heat absorption side of the water source heat pump unit so as to drive the heat exchange fluid to circularly flow between the heat release runner and the heat absorption side of the water source heat pump unit.
Optionally, the heat exchange fluid is a fluid or a gas.
Optionally, the buffer tank is connected with the liquid outlet channel.
Optionally, the oil-water separation device further comprises a main runner and a branch runner, the buffer tank is connected with the oil-water separator through the main runner, the buffer tank is connected with the liquid outlet runner through the branch runner, the main runner and the branch runner are respectively connected to a first position and a second position of the buffer tank, and the height of the first position is lower than that of the second position.
Optionally, the oil-water separation device further comprises a liquid inlet flow channel, wherein the liquid inlet flow channel is communicated with the buffer tank so as to convey the crude oil to the buffer tank.
Optionally, the oil-water separation device further comprises a liquid drainage flow channel, and the liquid drainage flow channel is connected with the heat absorption side of the water source heat pump unit so as to drain the water.
Optionally, the oil-water separator is a cyclone oil-water separator.
Compared with the prior art, the utility model has the following technical effects:
The oil-water separation device provided by the utility model comprises: the buffer tank is used for containing crude oil; the oil-water separator is communicated with the buffer tank and is used for separating crude oil into water and an oil-water mixture; the heat absorption side of the water source heat pump unit is connected with the water outlet end of the oil-water separator so as to absorb heat in water separated by the oil-water separator; the liquid outlet channel is connected with the oil outlet end of the oil-water separator and is connected with the heat release side of the water source heat pump unit so as to heat the oil-water mixture separated by the oil-water separator by using the water source heat pump unit.
In the specific use process, the liquid outlet flow channel is connected with a chemical separation device, a chemical agent for separating oil from water, which is mentioned in the background art, is arranged in the chemical separation device, and the chemical agent is utilized by the chemical separation device to re-separate the oil-water mixture obtained by the treatment of the oil-water separation device. The oil-water separation device provided by the utility model utilizes the water source heat pump unit to absorb heat in water separated by the oil-water separator, and then utilizes the heat to heat the oil-water mixture separated by the oil-water separator, so that the oil-water mixture reaches the temperature required by oil-water separation by utilizing chemical reagents. Compared with the method for heating the crude oil to the required temperature by utilizing steam, the oil-water separation device provided by the utility model does not need to be provided with a boiler, no smoke is generated in the whole heating process, the oil-water separation device provided by the utility model has less environmental pollution, compared with the method for heating the crude oil by utilizing the steam generated by the boiler, the oil-water separation device provided by the utility model is used for heating the crude oil to the required temperature, the required cost is lower, and the oil-water separation device provided by the utility model can be used for primarily separating the crude oil.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed 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 utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of an oil-water separation device according to an embodiment of the present utility model.
Fig. 1 reference numerals illustrate: 1. a liquid inlet flow channel; 2. a buffer tank; 201. a first cavity; 202. a second cavity; 3. a partition plate; 4. a main flow passage; 5. a branch flow passage; 6. an oil-water separator; 7. a water source heat pump unit; 8. a heat exchanger; 801. an exothermic flow path; 9. a first flow path; 10. a second flow path; 11. a liquid outlet channel; 12. a liquid discharge flow channel; 13. chemical separation device.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model aims to provide an oil-water separation device which has low oil-water separation cost and little environmental pollution.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1, the oil-water separation device provided in the embodiment of the utility model includes: buffer tank 2, oil-water separator 6, water source heat pump unit 7 and play liquid runner 11.
Specifically, the buffer tank 2 is used for containing crude oil.
The oil-water separator 6 is communicated with the buffer tank 2, and in the working process, crude oil can be conveyed into the buffer tank 2 by a pump, and then the crude oil is conveyed into the oil-water separator 6 by the buffer tank 2, so that the crude oil is continuously conveyed into the buffer tank 2 in the whole separation process. The oil-water separator 6 is used for primarily separating crude oil, and separating part of the crude oil to obtain a water-oil mixture, wherein the oil-water separator 6 comprises, but is not limited to, a cyclone oil-water separator.
The heat absorbing side of the water source heat pump unit 7 is connected with the water outlet end of the oil-water separator 6, and the evaporator of the water source heat pump unit 7 is utilized to exchange heat with the water separated by the oil-water separator 6 so as to absorb the heat in the water separated by the oil-water separator 6, and the specific structure of the water source heat pump unit 7 belongs to the prior art and is not described herein.
The liquid outlet channel 11 is connected with the oil outlet end of the oil-water separator 6 and is connected with the heat release side of the water source heat pump unit 7, and the condenser of the water source heat pump unit 7 is used for exchanging heat with the oil-water mixture separated by the oil-water separator 6 so as to heat the oil-water mixture separated by the oil-water separator 6 by the water source heat pump unit 7.
In a specific use process, the liquid outlet channel 11 is connected with the chemical separation device 13, chemical agents for separating oil from water mentioned in the background art are arranged in the chemical separation device 13, and the chemical separation device 13 utilizes the chemical agents to re-separate the oil-water mixture obtained by the treatment of the oil-water separation device. The oil-water separation device provided by the embodiment of the utility model utilizes the water source heat pump unit 7 to absorb heat in water separated by the oil-water separator 6, and then utilizes the heat to heat the oil-water mixture separated by the oil-water separator 6, so that the oil-water mixture reaches the temperature required by oil-water separation by utilizing chemical reagents. It should be noted that the chemical separation device 13 is not an important point of protection of the present utility model, and is in the prior art, so its detailed structure will not be described too much. In addition, the direction indicated by the arrow in fig. 1 is the flow direction of crude oil.
Compared with the method for heating the crude oil to the required temperature by utilizing steam, the oil-water separation device provided by the embodiment of the utility model does not need to be provided with a boiler, no smoke is generated in the whole heating process, the oil-water separation device provided by the embodiment of the utility model has less environmental pollution, compared with the method for heating the crude oil by utilizing the steam generated by the boiler, the oil-water separation device provided by the embodiment of the utility model is used for heating the crude oil to the required temperature, the required cost is lower, and the oil-water separation device provided by the embodiment of the utility model can also be used for carrying out primary separation on the crude oil.
In another embodiment of the present utility model, the oil-water separation device further includes a heat exchanger 8 and a pump, the heat absorption flow channel of the heat exchanger 8 is connected to the liquid outlet flow channel 11, the heat release flow channel 801 of the heat exchanger 8 is connected to the heat absorption side of the water source heat pump unit 7, the heat release flow channel 801 of the heat exchanger 8 is utilized to exchange heat with the condenser of the water source heat pump unit 7, so as to heat the heat exchange fluid in the heat release flow channel 801 by the water source heat pump unit 7, and the pump is connected between the heat release flow channel 801 and the heat absorption side of the water source heat pump unit 7, so as to drive the heat exchange fluid to circulate between the heat release flow channel 801 and the heat absorption side of the water source heat pump unit 7, and the heat exchange fluid includes, but is not limited to, fluid or gas.
In the working process, the water source heat pump unit 7 heats the heat exchange fluid in the heat release flow channel 801, and then the heated heat exchange fluid exchanges heat with the oil-water mixture in the heat absorption flow channel of the heat exchanger 8 to heat the oil-water mixture separated by the oil-water separator 6.
As an alternative embodiment, two ends of the heat release flow channel 801 are respectively connected with the heat absorption side of the water source heat pump unit 7 through a first flow channel 9 and a second flow channel 10, and a pump is connected to the first flow channel 9 or the second flow channel 10 to drive heat exchange fluid to circulate between the heat release flow channel 801 and the heat absorption side of the water source heat pump unit 7.
In another embodiment of the present utility model, the buffer tank 2 is connected to the liquid outlet channel 11, so that when the amount of the injected crude oil in the buffer tank 2 exceeds the preset storage amount of the buffer tank 2, the excessive crude oil can directly enter the liquid outlet channel 11 without being separated by the crude oil separator. The specific quantity of the preset storage amount is determined according to the actual situation, and the size of the preset storage amount can be adjusted by adjusting the connection position of the liquid outlet channel 11 and the buffer tank 2, so that the higher the connection position of the liquid outlet channel 11 is, the larger the preset storage amount of the buffer tank 2 is.
In another embodiment of the present utility model, the oil-water separation device further includes a main runner 4 and a sub runner 5, the buffer tank 2 is connected to the oil-water separator 6 through the main runner 4, the buffer tank 2 is connected to the liquid outlet runner 11 through the sub runner 5, and the main runner 4 and the sub runner 5 are respectively connected to a first position and a second position of the buffer tank 2, where the height of the first position is lower than that of the second position, and the second position determines the size of the preset storage capacity of the buffer tank 2. In addition, the crude oil in the buffer tank 2 flows into the oil-water separator 6 through the branch flow passage 5 by gravity.
In other embodiments, the oil-water separation device further comprises a liquid inlet channel 1, wherein the liquid inlet channel 1 is communicated with the buffer tank 2 to convey the crude oil to the buffer tank 2, and the liquid inlet channel 1 is connected to a third position of the buffer tank 2.
Further, the buffer tank 2 is internally provided with a partition plate 3, the partition plate 3 divides the lower end of the buffer tank 2 into a first cavity 201 and a second cavity 202 which are independent, the first position is lower than the top end of the partition plate 3, the second position is higher than the top end of the partition plate 3, the third position is flush with the top end of the partition plate 3, the main runner 4 is communicated with the first cavity 201, and the liquid inlet runner 1 is communicated with the second cavity 202.
In another embodiment of the present utility model, the oil-water separation device further includes a drain flow channel 12, where the drain flow channel 12 is connected to the heat absorbing side of the water source heat pump unit 7 to drain water, and it can be understood that the water refers to water after heat exchange with the evaporator of the water source heat pump unit 7.
In the description of the present utility model, it should be noted that certain terms indicating orientations or positional relationships are merely used to facilitate the description of the present utility model and to simplify the description, and are not meant to indicate or imply that the devices or elements being referred to must be oriented, configured and operated in a particular orientation, and are not to be construed as limiting the utility model.
The principles and embodiments of the present utility model have been described in this specification with reference to specific examples, the description of which is only for the purpose of aiding in understanding the method of the present utility model and its core ideas; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (8)
1. An oil-water separation device, characterized by comprising:
The buffer tank is used for containing crude oil;
The oil-water separator is communicated with the buffer tank and is used for separating the crude oil into water and an oil-water mixture;
the heat absorption side of the water source heat pump unit is connected with the water outlet end of the oil-water separator so as to absorb heat in water separated by the oil-water separator;
The liquid outlet channel is connected with the oil outlet end of the oil-water separator and is connected with the heat release side of the water source heat pump unit so as to heat the oil-water mixture separated by the oil-water separator by using the water source heat pump unit.
2. The oil-water separator according to claim 1, further comprising a heat exchanger and a pump, wherein a heat absorption flow passage of the heat exchanger is connected to the liquid outlet flow passage, a heat release flow passage of the heat exchanger is connected to a heat absorption side of the water source heat pump unit so as to heat a heat exchange fluid in the heat release flow passage by the water source heat pump unit, and the pump is connected between the heat release flow passage and the heat absorption side of the water source heat pump unit so as to drive the heat exchange fluid to circulate between the heat release flow passage and the heat absorption side of the water source heat pump unit.
3. The oil-water separator according to claim 2, wherein the heat exchange fluid is a fluid or a gas.
4. An oil-water separation device according to any one of claims 1-3, wherein the buffer tank is connected to the liquid outlet flow passage.
5. The oil-water separator according to claim 4, further comprising a main runner and a branch runner, wherein the buffer tank is connected to the oil-water separator through the main runner, the buffer tank is connected to the liquid outlet runner through the branch runner, and the main runner and the branch runner are respectively connected to a first position and a second position of the buffer tank, and the height of the first position is lower than that of the second position.
6. The oil-water separator of claim 5, further comprising a liquid inlet flow passage in communication with the surge tank for delivering the crude oil to the surge tank.
7. The oil-water separator according to claim 1, further comprising a drain flow passage connected to a heat absorbing side of the water source heat pump unit to drain the water.
8. The oil-water separator according to claim 1, wherein the oil-water separator is a cyclone oil-water separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322529057.8U CN220845989U (en) | 2023-09-15 | 2023-09-15 | Oil-water separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322529057.8U CN220845989U (en) | 2023-09-15 | 2023-09-15 | Oil-water separation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220845989U true CN220845989U (en) | 2024-04-26 |
Family
ID=90787592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322529057.8U Active CN220845989U (en) | 2023-09-15 | 2023-09-15 | Oil-water separation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220845989U (en) |
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2023
- 2023-09-15 CN CN202322529057.8U patent/CN220845989U/en active Active
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