CN114046618A - Gas-liquid separator with auxiliary heating function - Google Patents
Gas-liquid separator with auxiliary heating function Download PDFInfo
- Publication number
- CN114046618A CN114046618A CN202111320998.XA CN202111320998A CN114046618A CN 114046618 A CN114046618 A CN 114046618A CN 202111320998 A CN202111320998 A CN 202111320998A CN 114046618 A CN114046618 A CN 114046618A
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- Prior art keywords
- gas
- liquid
- cavity
- auxiliary heating
- oil
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- 239000007788 liquid Substances 0.000 title claims abstract description 96
- 238000010438 heat treatment Methods 0.000 title claims abstract description 61
- 239000002918 waste heat Substances 0.000 claims abstract description 22
- 238000000926 separation method Methods 0.000 claims abstract description 21
- 238000011084 recovery Methods 0.000 claims abstract description 17
- 239000012530 fluid Substances 0.000 claims abstract description 12
- 239000000919 ceramic Substances 0.000 claims abstract description 9
- 239000007789 gas Substances 0.000 claims description 38
- 238000007789 sealing Methods 0.000 claims description 20
- 230000000903 blocking effect Effects 0.000 claims description 18
- 239000002274 desiccant Substances 0.000 claims description 5
- 229910001094 6061 aluminium alloy Inorganic materials 0.000 claims description 2
- 239000003507 refrigerant Substances 0.000 abstract description 25
- 238000002309 gasification Methods 0.000 abstract description 9
- 238000004378 air conditioning Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 239000013589 supplement Substances 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/28—Means for preventing liquid refrigerant entering into the compressor
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Air-Conditioning For Vehicles (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention discloses a gas-liquid separator with an auxiliary heating function, which belongs to the technical field of gas-liquid separators and comprises a barrel body, wherein the barrel body comprises an upper cavity and a lower cavity, an auxiliary heating cavity is arranged between the upper cavity and the lower cavity, a gas-liquid separation pipeline is arranged in the upper cavity, a waste heat recovery pipeline is arranged in the lower cavity, a plurality of heating sheets are arranged in the auxiliary heating cavity, and flow passages are arranged among the heating sheets. The invention has simple structure, after the starting-up in severe cold areas, the ceramic heating sheet of the auxiliary heating cavity is used for carrying out early-stage heat supplement on the fluid in the flow channel and the liquid refrigerant in the upper cavity, thereby realizing short-time quick heating, increasing the gasification capacity of the liquid refrigerant, greatly improving the comprehensive efficiency of the system, reducing the heating mode of the heat pump air-conditioning system to two or three minutes to enter a normal working state, greatly improving the use effect of the heat pump system in severe cold areas, greatly reducing the working load of the compressor, realizing higher efficiency of the compressor with smaller power, saving energy and reducing emission.
Description
Technical Field
The invention belongs to the technical field of gas-liquid separators, and particularly relates to a gas-liquid separator with an auxiliary heating function.
Background
A gas-liquid separator is arranged between an evaporator and a compressor of the automobile heat pump air conditioning system and is used for separating liquid drops in a medium, and then the liquid drops are gasified in the gas-liquid separator and then enter the compressor so as to prevent the liquid drops from entering the compressor and impacting the compressor.
The gas-liquid separator needs to separate the gas-liquid mixture output by the evaporator during working, the gas-liquid mixture comprises oil and liquid refrigerant, the liquid refrigerant is gasified and then sucked into the compressor, the gas-liquid separator needs a large amount of heat to meet the gasification in the process, if the heat source is insufficient, the compressor needs to provide larger suction force to improve the gasification speed, the energy consumption of the compressor is increased, and the working efficiency of the system is reduced.
When the air-conditioning hot die mode is used, the outdoor temperature is necessarily low or extremely low, the gas-liquid separator is also in a low-temperature environment in the environment, the liquid refrigerant is gasified and needs to absorb heat, and a heat source is needed to provide heat for the gasification of the refrigerant under the working condition. However, when the heat pump air conditioning system is initially started, the generated heat is less, defrosting and heating are needed, and the available waste heat is less, so that the existing waste heat recovery structure cannot completely meet the working condition.
Therefore, the working load and the overall energy consumption of the compressor are greatly increased under the conditions, the temperature cannot reach the desired effect in a short time, and heat cannot be provided for the gas-liquid separator in a short time, so that the gas-liquid separator with the auxiliary heating function is very necessary.
Disclosure of Invention
The invention aims to provide the gas-liquid separator which has the advantages of simple structure, improved heating speed, increased gasification capacity, safety, energy conservation and energy consumption reduction and has an auxiliary heating function.
In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a vapour and liquid separator with auxiliary heating function, includes the barrel, the barrel includes die cavity and lower die cavity, it is provided with the auxiliary heating chamber to go up between die cavity and the lower die cavity, upward install the gas-liquid separation pipeline in the die cavity, install the waste heat recovery pipeline in the die cavity down, a plurality of heating plates are installed to the auxiliary heating intracavity, be provided with the runner between the heating plate.
The heating plate is a ceramic heating plate, and the barrel is an aluminum alloy barrel.
The heating plates are uniformly arranged.
The auxiliary heating cavity side wall is provided with a fluid inlet and a fluid outlet.
A bottom high-pressure sealing cover is installed at the bottom of the barrel body, a liquid inlet and a liquid outlet are formed in the bottom high-pressure sealing cover, one end of the waste heat recovery pipeline is connected with the liquid inlet, and the other end of the waste heat recovery pipeline is connected with the second filter screen.
The upper end of the cylinder body is provided with a top sealing cover, the top sealing cover is provided with a gas-liquid inlet and an oil-gas suction port, the bottom of the gas-liquid separation pipeline is provided with an oil return cover, the bottom of the oil return cover is provided with an oil return hole, and the outer side of the oil return cover is provided with a first filter screen; an oil blocking cover which is coaxial with the barrel is arranged between the gas-liquid separation pipeline and the top sealing cover, the gas-liquid separation pipeline comprises a gas inlet pipe and a gas outlet pipe, the gas inlet pipe is communicated with the bottom of the gas outlet pipe, the gas outlet end of the gas outlet pipe penetrates through the oil blocking cover to be communicated with the oil-gas suction port, a gas inlet channel is reserved between the gas inlet end of the gas inlet pipe and the oil blocking cover, a gas-liquid circulation channel is reserved between the upper part of the oil blocking cover and the top sealing cover, and a gas-liquid diversion channel is arranged between the side wall of the oil blocking cover and the inner wall of the upper cavity; the side wall of the gas outlet pipe close to the liquid outlet end is provided with a pressure equalizing hole; and a drying agent assembly is arranged on the outer wall of the gas-liquid separation pipeline.
By adopting the technical scheme, the invention has simple structure, and after the device is started in a severe cold area, the ceramic heating sheet of the auxiliary heating cavity is used for performing early-stage heat supplement on the fluid in the flow channel and the liquid refrigerant in the upper cavity, so that short-time quick heating can be realized, the gasification capacity of the liquid refrigerant is increased, and the comprehensive efficiency of the system is greatly improved. The heating mode of the heat pump air conditioning system is reduced to two minutes or three minutes, and the normal working state can be achieved, so that the use effect of the heat pump system in severe cold areas is greatly improved.
After the hydraulic refrigerant enters a normal working state, waste heat can be recovered through the waste heat recovery pipeline in the lower cavity to perform auxiliary heating on the hydraulic refrigerant.
Therefore, the invention can greatly reduce the working load of the compressor, realize higher efficiency by using a compressor with lower power, save energy and reduce emission.
The invention has the beneficial effects that: the gasification furnace has the advantages of simple structure, improved heating speed, increased gasification capacity, safety, energy conservation and reduced energy consumption.
Drawings
The advantages and realisation of the invention will be more apparent from the following detailed description, given by way of example, with reference to the accompanying drawings, which are given for the purpose of illustration only, and which are not to be construed in any way as limiting the invention, and in which:
FIG. 1 is a schematic structural view of the present invention
In the figure:
1. barrel 2, upper cavity 3 and lower cavity
4. Auxiliary heating cavity 5, gas-liquid separation pipeline 6 and waste heat recovery pipeline
7. Ceramic heating plate 8, fluid inlet 9 and fluid outlet
10. A bottom high-pressure sealing cover 11, a liquid inlet 12 and a liquid outlet
13. Second filter 14, top sealing cover 15 and gas-liquid inlet
16. Oil gas suction port 17, oil return cover 18 and oil return hole
19. First filter screen 20, oil blocking cover 21 and air inlet pipe
22. Air outlet pipe 23, pressure equalizing hole 24 and drying agent assembly
Detailed Description
As shown in fig. 1, the gas-liquid separator with the auxiliary heating function of the invention comprises a cylinder body 1, wherein the cylinder body 1 comprises an upper cavity 2 and a lower cavity 3, an auxiliary heating cavity 4 is arranged between the upper cavity 2 and the lower cavity 3, a gas-liquid separation pipeline 5 is arranged in the upper cavity 2, a waste heat recovery pipeline 6 is arranged in the lower cavity 3, a plurality of ceramic heating sheets 7 are arranged in the auxiliary heating cavity 4, a flow passage is arranged between the ceramic heating sheets 7, the cylinder body 1 is a 6061 aluminum alloy cylinder body, the ceramic heating sheets 7 are uniformly arranged, and the side wall of the auxiliary heating cavity 4 is provided with a fluid inlet 8 and a fluid outlet 9.
The bottom of the cylinder 1 is provided with a bottom high-pressure sealing cover 10, the bottom high-pressure sealing cover 10 is provided with a liquid inlet 11 and a liquid outlet 12, one end of a waste heat recovery pipeline 6 is connected with the liquid inlet 11, the other end of the waste heat recovery pipeline is connected with a second filter screen 13, the upper end of the cylinder 1 is provided with a top sealing cover 14, the top sealing cover 14 is provided with a gas-liquid inlet 15 and an oil-gas suction port 16, the bottom of the gas-liquid separation pipeline 5 is provided with an oil return cover 17, the bottom of the oil return cover 17 is provided with an oil return hole 18, and the outer side of the oil return cover 17 is provided with a first filter screen 19; an oil blocking cover 20 which is coaxial with the cylinder 1 is arranged between the gas-liquid separation pipeline 5 and the top sealing cover 14, the gas-liquid separation pipeline 5 comprises a gas inlet pipe 21 and a gas outlet pipe 22, the gas inlet pipe 21 is communicated with the bottom of the gas outlet pipe 22, the gas outlet end of the gas outlet pipe 22 penetrates through the oil blocking cover 20 to be communicated with the oil-gas suction port 16, a gas inlet channel is reserved between the gas inlet end of the gas inlet pipe 21 and the oil blocking cover 20, a gas-liquid circulation channel is reserved between the upper part of the oil blocking cover 20 and the top sealing cover 14, and a gas-liquid diversion channel is arranged between the side wall of the oil blocking cover 20 and the inner wall of the upper cavity 2; the side wall of the air outlet pipe 22 close to the liquid outlet end is provided with a pressure equalizing hole 23; the outer wall of the gas-liquid separation pipeline 5 is provided with a desiccant assembly 24 (a bagged molecular sieve).
The working principle is as follows:
when the gas-liquid mixed refrigerant and oil are used, the gas-liquid mixed refrigerant and oil enter the upper cavity 2 of the gas-liquid separator through the gas-liquid inlet 15 to collide with the oil blocking cover 20 and are radially diffused, the liquid-phase refrigerant flows down along the inner wall of the upper cavity 2, namely the axial side of the oil blocking cover 20, through the gas-liquid circulation channel and the gas-liquid diversion channel and is stored at the bottom of the barrel 1, namely the top of the auxiliary heating cavity, the gas-phase refrigerant floats on the upper part of the upper cavity 2, and under the suction action of the compressor, the gas-phase refrigerant enters the air inlet pipe 21 through the air inlet channel, rises from the air outlet pipe 22 and is discharged through the oil-gas suction port 16. Meanwhile, oil and liquid refrigerant can enter the gas-liquid separation pipeline 5 through the oil return hole 18 at the bottom of the oil return cover 17 (the oil return hole and the pressure equalizing hole are matched in size to regulate pressure, control oil return and prevent liquid impact so as to protect the compressor).
The gasified liquid refrigerant and oil enter the compressor through the gas outlet pipe 22 to complete gas-liquid separation and oil return. Meanwhile, the desiccant assembly 24 can absorb moisture in the mixed liquid at the bottom of the upper cavity 2 and can also absorb moisture in the gaseous refrigerant part.
After the machine is started in a severe cold area, the waste heat recovery pipeline 6 of the lower cavity 3 does not recover and heat waste heat, at the moment, the ceramic heating sheet 7 of the heating auxiliary heating cavity 4 carries out early-stage heat supplement on fluid in the flow channel and liquid refrigerant in the upper cavity 2 (the fluid in the flow channel can be low-temperature refrigerant output from a compressor), short-time quick heating (the low-temperature refrigerant is heated and is output as high-temperature refrigerant) can be realized, the gasification capacity of the liquid refrigerant is increased, and the comprehensive efficiency of the system is greatly improved.
The heating mode of the heat pump air conditioning system is reduced to two minutes or three minutes, and the normal working state can be achieved, so that the use effect of the heat pump system in severe cold areas is greatly improved.
After the hydraulic refrigerant enters a normal working state, waste heat can be recovered through the waste heat recovery pipeline 6 in the lower cavity 3 to perform auxiliary heating on the hydraulic refrigerant. Lower die cavity 3's inlet 11 is linked together with compressor or condenser export, make the liquid that has the waste heat get into in waste heat recovery pipeline 6 through inlet 11, and filter through the second filter screen 13 of waste heat recovery pipeline 6 liquid outlet end, make the liquid that carries with bubble and impurity filter the back and go into die cavity 3 stock solution down, and barrel 1 and last die cavity 2 through the integral type carry out the heat exchange, improve the gas-liquid separation effect in the last die cavity 2, the evaporation of the interior mixed liquid of gas-liquid separator and the consumption that reduces the compressor are quickened, thereby the purpose of power saving has been reached.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (6)
1. A gas-liquid separator with auxiliary heating function is characterized in that: the novel gas-liquid separation barrel comprises a barrel body, the barrel body comprises an upper cavity and a lower cavity, an auxiliary heating cavity is arranged between the upper cavity and the lower cavity, a gas-liquid separation pipeline is installed in the upper cavity, a waste heat recovery pipeline is installed in the lower cavity, a plurality of heating plates are installed in the auxiliary heating cavity, and runners are arranged between the heating plates.
2. The gas-liquid separator with an auxiliary heating function according to claim 1, characterized in that: the heating plate is a ceramic heating plate, and the barrel is a 6061 aluminum alloy barrel.
3. The gas-liquid separator with an auxiliary heating function according to claim 1, characterized in that: the heating plates are uniformly arranged.
4. The gas-liquid separator with an auxiliary heating function according to claim 1, characterized in that: the auxiliary heating cavity side wall is provided with a fluid inlet and a fluid outlet.
5. The gas-liquid separator with an auxiliary heating function according to claim 1, characterized in that: a bottom high-pressure sealing cover is installed at the bottom of the barrel body, a liquid inlet and a liquid outlet are formed in the bottom high-pressure sealing cover, one end of the waste heat recovery pipeline is connected with the liquid inlet, and the other end of the waste heat recovery pipeline is connected with the second filter screen.
6. The gas-liquid separator with an auxiliary heating function according to claim 1, characterized in that: the upper end of the cylinder body is provided with a top sealing cover, the top sealing cover is provided with a gas-liquid inlet and an oil-gas suction port, the bottom of the gas-liquid separation pipeline is provided with an oil return cover, the bottom of the oil return cover is provided with an oil return hole, and the outer side of the oil return cover is provided with a first filter screen; an oil blocking cover which is coaxial with the barrel is arranged between the gas-liquid separation pipeline and the top sealing cover, the gas-liquid separation pipeline comprises a gas inlet pipe and a gas outlet pipe, the gas inlet pipe is communicated with the bottom of the gas outlet pipe, the gas outlet end of the gas outlet pipe penetrates through the oil blocking cover to be communicated with the oil-gas suction port, a gas inlet channel is reserved between the gas inlet end of the gas inlet pipe and the oil blocking cover, a gas-liquid circulation channel is reserved between the upper part of the oil blocking cover and the top sealing cover, and a gas-liquid diversion channel is arranged between the side wall of the oil blocking cover and the inner wall of the upper cavity; the side wall of the gas outlet pipe close to the liquid outlet end is provided with a pressure equalizing hole; and a drying agent assembly is arranged on the outer wall of the gas-liquid separation pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111320998.XA CN114046618B (en) | 2021-11-09 | 2021-11-09 | Gas-liquid separator with auxiliary heating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111320998.XA CN114046618B (en) | 2021-11-09 | 2021-11-09 | Gas-liquid separator with auxiliary heating function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114046618A true CN114046618A (en) | 2022-02-15 |
| CN114046618B CN114046618B (en) | 2024-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111320998.XA Active CN114046618B (en) | 2021-11-09 | 2021-11-09 | Gas-liquid separator with auxiliary heating function |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005146986A (en) * | 2003-11-14 | 2005-06-09 | Sanyo Electric Co Ltd | Heat exchanger integral type compressor with built-in accumulator |
| FR2940418A1 (en) * | 2008-12-22 | 2010-06-25 | Valeo Systemes Thermiques | COMBINED DEVICE COMPRISING AN INTERNAL HEAT EXCHANGER AND AN ACCUMULATOR |
| CN106766391A (en) * | 2017-03-06 | 2017-05-31 | 上海悠太节能科技中心（有限合伙） | For the tank-type heat exchanger of heat pump |
| CN111442581A (en) * | 2020-05-14 | 2020-07-24 | 和龙双昊高新技术有限公司 | Automobile air conditioner gas-liquid separator with waste heat recovery function |
| CN111609599A (en) * | 2020-06-24 | 2020-09-01 | 和龙双昊高新技术有限公司 | Liquid-gas separation device with liquid storage and waste heat recovery functions |
| CN216409379U (en) * | 2021-11-09 | 2022-04-29 | 天津双昊车用空调有限公司 | Gas-liquid separator with auxiliary heating function |
-
2021
- 2021-11-09 CN CN202111320998.XA patent/CN114046618B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005146986A (en) * | 2003-11-14 | 2005-06-09 | Sanyo Electric Co Ltd | Heat exchanger integral type compressor with built-in accumulator |
| FR2940418A1 (en) * | 2008-12-22 | 2010-06-25 | Valeo Systemes Thermiques | COMBINED DEVICE COMPRISING AN INTERNAL HEAT EXCHANGER AND AN ACCUMULATOR |
| CN106766391A (en) * | 2017-03-06 | 2017-05-31 | 上海悠太节能科技中心（有限合伙） | For the tank-type heat exchanger of heat pump |
| CN111442581A (en) * | 2020-05-14 | 2020-07-24 | 和龙双昊高新技术有限公司 | Automobile air conditioner gas-liquid separator with waste heat recovery function |
| CN111609599A (en) * | 2020-06-24 | 2020-09-01 | 和龙双昊高新技术有限公司 | Liquid-gas separation device with liquid storage and waste heat recovery functions |
| CN216409379U (en) * | 2021-11-09 | 2022-04-29 | 天津双昊车用空调有限公司 | Gas-liquid separator with auxiliary heating function |
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| Publication number | Publication date |
|---|---|
| CN114046618B (en) | 2024-08-02 |
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