CN211650811U - Cooling water waste heat recovery system of air compressor - Google Patents
Cooling water waste heat recovery system of air compressor Download PDFInfo
- Publication number
- CN211650811U CN211650811U CN201922376225.8U CN201922376225U CN211650811U CN 211650811 U CN211650811 U CN 211650811U CN 201922376225 U CN201922376225 U CN 201922376225U CN 211650811 U CN211650811 U CN 211650811U
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- CN
- China
- Prior art keywords
- cooling water
- water
- air compressor
- heat
- branch pipe
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000000498 cooling water Substances 0.000 title claims abstract description 84
- 239000002918 waste heat Substances 0.000 title claims abstract description 25
- 238000011084 recovery Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 66
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000001816 cooling Methods 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 description 8
- 239000008400 supply water Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
Abstract
The utility model discloses an air compressor machine cooling water waste heat recovery system belongs to waste heat recovery technical field, provides an air compressor machine cooling water waste heat recovery system of recoverable utilization air compressor machine cooling water waste heat, including air compressor machine, cooling tower, cooling water delivery pipe and cooling water wet return, still include heat pump set, first cooling water branch pipe, second cooling water branch pipe and water system, the water system includes heat transfer pipeline. The utility model conducts heat exchange by draining the overflowing liquid in the cooling water return pipe and flowing through the heat pump unit; by means of the heat exchange function of the heat pump unit, the liquid flowing through the heat exchange pipeline can be heated, and the heated liquid is supplied to the water using part for use; through heat pump set's heat transfer effect promptly, the heat exchange effect of overflowing liquid in usable cooling water return pipe and the heat transfer pipeline, consequently the utility model discloses a to the recycle of air compressor machine cooling water waste heat, can effectual energy saving and cost.
Description
Technical Field
The utility model relates to a waste heat recovery technical field especially relates to an air compressor machine cooling water waste heat recovery system.
Background
The circulating water of the air compressor is used for cooling the air compressor system, the temperature of the supply and return water is about 21-27 ℃, the water quantity is large, and the surplus heat utilization space is abundant; however, the waste heat of the cooling water of the existing air compressor is not recycled basically, but is cooled directly by a cooling tower, so that waste heat resources are wasted.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide an air compressor machine cooling water waste heat recovery system of recoverable air compressor machine cooling water waste heat.
The utility model provides a technical scheme that its technical problem adopted is: the air compressor cooling water waste heat recovery system comprises an air compressor, a cooling tower, a cooling water supply pipe and a cooling water return pipe, wherein the cooling water supply pipe and the cooling water return pipe are respectively connected and arranged between the air compressor and the cooling tower, the air compressor further comprises a heat pump unit, a first cooling water branch pipe, a second cooling water branch pipe and a water using system, the water using system comprises a heat exchange pipeline, a first valve is arranged in the middle of the cooling water return pipe, one end of the first cooling water branch pipe is communicated with the cooling water return pipe between the air compressor and the first valve, the other end of the first cooling water branch pipe is communicated with the heat pump unit, one end of the second cooling water branch pipe is communicated with the cooling water return pipe between the cooling tower and the first valve, the other end of the second cooling water branch pipe is communicated with the heat pump unit, and overflowing liquid in the cooling water return pipe can flow through the heat pump unit for heat exchange through the first cooling water, the heat pump unit is simultaneously communicated with and arranged in the heat exchange pipeline, so that overflowing liquid in the heat exchange pipeline can flow through the heat pump unit to exchange heat.
Further, the method comprises the following steps: the water system still includes circulation tank, circulating pump, return water pipeline and water portion, and the end of intaking of circulating pump passes through supply channel and circulation tank intercommunication, the play water end of circulating pump with heat transfer pipeline's one end intercommunication, heat transfer pipeline's the other end is supplied with to water portion, and return water pipeline's one end is connected to water portion, return water pipeline's the other end and circulation tank intercommunication.
Further, the method comprises the following steps: the heat pump unit is characterized by further comprising a communicating pipe, wherein two ends of the communicating pipe are communicated with heat exchange pipelines at two ends of the heat pump unit respectively, and a second valve is arranged in the middle of the communicating pipe.
Further, the method comprises the following steps: the circulating pumps are provided with two groups, the two groups of circulating pumps are arranged in parallel, and third valves are respectively arranged on outlet end branch pipes and water supply pipelines of each group of circulating pumps.
Further, the method comprises the following steps: the water-adding branch pipe is arranged on the water inlet pipe, the water outlet end of the water-adding branch pipe is communicated with the circulating water tank, and a fourth valve is arranged on the water-adding branch pipe.
Further, the method comprises the following steps: and a fifth valve is respectively arranged at each connecting port of the heat pump unit.
The utility model has the advantages that: the utility model is provided with a corresponding heat pump unit, and the overflowing liquid in the cooling water return pipe is drained out and flows through the heat pump unit for heat exchange, and is then led back to the cooling water return pipe for circulation after heat exchange; by means of the heat exchange function of the heat pump unit, the liquid flowing through the heat exchange pipeline can be heated, and the heated liquid is supplied to the water using part for use; through heat pump set's heat transfer effect promptly, the heat exchange effect of overflowing liquid in usable cooling water return pipe and the heat transfer pipeline, consequently the utility model discloses a to the recycle of air compressor machine cooling water waste heat, can effectual energy saving and cost.
Drawings
FIG. 1 is the process flow diagram of the air compressor cooling water waste heat recovery system.
Labeled as: the system comprises an air compressor 1, a cooling tower 2, a cooling water supply pipe 3, a cooling water return pipe 4, a heat pump unit 5, a first cooling water branch pipe 6, a second cooling water branch pipe 7, a heat exchange pipeline 8, a first valve 9, a circulating water tank 10, a circulating pump 11, a water return pipeline 12, a water using part 13, a water supply pipeline 14, a communicating pipe 15, a second valve 16, a third valve 17, a water adding branch pipe 18, a fourth valve 19 and a fifth valve 20.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in FIG. 1, the air compressor cooling water waste heat recovery system of the present invention comprises an air compressor 1, a cooling tower 2, a cooling water supply pipe 3 and a cooling water return pipe 4, wherein the cooling water supply pipe 3 and the cooling water return pipe 4 are respectively connected between the air compressor 1 and the cooling tower 2, and further comprises a heat pump unit 5, a first cooling water branch pipe 6, a second cooling water branch pipe 7 and a water system, wherein the water system comprises a heat exchange pipeline 8, a first valve 9 is arranged in the middle of the cooling water return pipe 4, one end of the first cooling water branch pipe 6 is communicated with the cooling water return pipe 4 between the air compressor 1 and the first valve 9, the heat pump unit 5 at the other end of the first cooling water branch pipe 6 is communicated, one end of the second cooling water branch pipe 7 is communicated with the cooling water return pipe 4 between the cooling tower 2 and the first valve 9, the other end of the second cooling water branch pipe 7 is communicated with the heat pump unit 5, and can make the liquid that overflows in the cooling water wet return 4 flow through heat pump set 5 through first cooling water branch pipe 6 and second cooling water branch pipe 7 and carry out the heat transfer, heat pump set 5 feeds through simultaneously and sets up in heat transfer pipeline 8, can make the liquid that overflows in the heat transfer pipeline 8 flow through heat pump set 5 and carry out the heat transfer.
The utility model discloses in can make the liquid that overflows in the cooling water wet return 4 flow through heat pump set 5 and carry out the heat transfer through first cooling water branch pipe 6 and second cooling water branch pipe 7 to recycle the waste heat of this part liquid, and the liquid after the heat transfer flows back to cooling water wet return 4 and finally flows back to cooling tower 2 and carries out final cooling back circulation and use through second cooling water branch pipe 7 draw. The liquid flowing through the heat exchange pipeline 8 in the water system is heated in the process of flowing through the heat pump unit 5, so that the waste heat of the liquid flowing through the cooling water return pipe 4 is recycled; of course, the heated liquid is supplied to the water using unit 13 through the heat exchange line 8 for use. Without loss of generality, in order to facilitate the control of the opening and closing of each connection port on the heat pump unit 5, a fifth valve 20 may be respectively disposed at each connection port, as shown in the drawing.
More specifically, the utility model provides a water system still includes circulation tank 10, circulating pump 11, return water pipeline 12 and water portion 13, and the end of intaking of circulating pump 11 passes through supply channel 14 and circulation tank 10 intercommunication, circulating pump 11 the play water end with heat transfer pipeline 8's one end intercommunication, heat transfer pipeline 8's the other end is supplied with to water portion 13, and the one end of return water pipeline 12 is connected to water portion 13, and return water pipeline 12's the other end and circulation tank 10 intercommunication. In this way, the circulation pump 11 and the corresponding pipes are connected to form a water circulation process inside the water using system, so as to circularly supply water to the water using part 13. Of course, the water-using part 13 may be any equipment requiring water, and may be specifically configured according to the field equipment.
Additionally, the utility model discloses in further still include communicating pipe 15, communicating pipe 15's both ends communicate with the heat transfer pipeline 8 at heat pump set 5 both ends respectively, are provided with second valve 16 at communicating pipe 15 middle part. The advantage of this arrangement is that when the heat pump unit 5 is shut down or heat exchange is not possible, the second valve 16 can be opened directly, so that the liquid in the heat exchange pipeline 8 can bypass the heat pump unit 5 directly and be supplied to the water using part 13.
Additionally, the utility model provides a circulating pump 11 can be preferred to be provided with two sets ofly, and two sets of circulating pump 11 are parallelly connected to be set up, are provided with third valve 17 on the exit end branch pipe of every group circulating pump 11 and supply line 14 respectively. This has the advantage that in the event of a malfunction of one of the sets of circulation pumps 11, the other set of circulation pumps 11 can be used to supply water after opening and closing the corresponding third valve 17, thereby ensuring proper operation of the system.
In addition, in order to facilitate the addition of water into the circulation tank 10 at the beginning of the operation of the system, a water adding branch pipe 18 may be further provided, the water outlet end of the water adding branch pipe 18 is communicated with the circulation tank 10, and a fourth valve 19 is provided on the water adding branch pipe 18.
Claims (6)
1. Air compressor machine cooling water waste heat recovery system, including air compressor machine (1), cooling tower (2), cooling water delivery pipe (3) and cooling water wet return (4) are connected respectively and are set up between air compressor machine (1) and cooling tower (2), its characterized in that: the heat pump unit is characterized by further comprising a heat pump unit (5), a first cooling water branch pipe (6), a second cooling water branch pipe (7) and a water system, wherein the water system comprises a heat exchange pipeline (8), a first valve (9) is arranged in the middle of the cooling water return pipe (4), one end of the first cooling water branch pipe (6) is communicated with the cooling water return pipe (4) between the air compressor (1) and the first valve (9), the other end of the first cooling water branch pipe (6) is communicated with the heat pump unit (5), one end of the second cooling water branch pipe (7) is communicated with the cooling water return pipe (4) between the cooling tower (2) and the first valve (9), the other end of the second cooling water branch pipe (7) is communicated with the heat pump unit (5), and overflowing liquid in the cooling water return pipe (4) can flow through the heat pump unit (5) through the first cooling water branch pipe (6) and the second cooling water branch pipe (7) for heat exchange, the heat pump unit (5) is communicated with and arranged in the heat exchange pipeline (8) at the same time, so that overflowing liquid in the heat exchange pipeline (8) can flow through the heat pump unit (5) to exchange heat.
2. The air compressor cooling water waste heat recovery system of claim 1, characterized in that: the water system further comprises a circulating water tank (10), a circulating pump (11), a water return pipeline (12) and a water utilization part (13), the water inlet end of the circulating pump (11) is communicated with the circulating water tank (10) through a water supply pipeline (14), the water outlet end of the circulating pump (11) is communicated with one end of a heat exchange pipeline (8), the other end of the heat exchange pipeline (8) is supplied to the water utilization part (13), one end of the water return pipeline (12) is connected to the water utilization part (13), and the other end of the water return pipeline (12) is communicated with the circulating water tank (10).
3. The air compressor cooling water waste heat recovery system of claim 2, characterized in that: the heat pump unit is characterized by further comprising a communicating pipe (15), wherein two ends of the communicating pipe (15) are communicated with heat exchange pipelines (8) at two ends of the heat pump unit (5) respectively, and a second valve (16) is arranged in the middle of the communicating pipe (15).
4. The air compressor cooling water waste heat recovery system of claim 2, characterized in that: the circulating pumps (11) are provided with two groups, the two groups of circulating pumps (11) are arranged in parallel, and third valves (17) are respectively arranged on outlet end branch pipes of each group of circulating pumps (11) and the water supply pipeline (14).
5. The air compressor cooling water waste heat recovery system of claim 2, characterized in that: the water-adding device also comprises a water-adding branch pipe (18), the water outlet end of the water-adding branch pipe (18) is communicated with the circulating water tank (10), and a fourth valve (19) is arranged on the water-adding branch pipe (18).
6. The air compressor cooling water waste heat recovery system according to any one of claims 1 to 5, characterized in that: and fifth valves (20) are respectively arranged at the connecting ports of the heat pump unit (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922376225.8U CN211650811U (en) | 2019-12-25 | 2019-12-25 | Cooling water waste heat recovery system of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922376225.8U CN211650811U (en) | 2019-12-25 | 2019-12-25 | Cooling water waste heat recovery system of air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211650811U true CN211650811U (en) | 2020-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922376225.8U Expired - Fee Related CN211650811U (en) | 2019-12-25 | 2019-12-25 | Cooling water waste heat recovery system of air compressor |
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| CN (1) | CN211650811U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1030667A1 (en) | 2022-06-28 | 2024-01-25 | Atlas Copco Airpower Nv | Cooling device and method for recovering waste heat from a pumping device for compressing gas flow |
-
2019
- 2019-12-25 CN CN201922376225.8U patent/CN211650811U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1030667A1 (en) | 2022-06-28 | 2024-01-25 | Atlas Copco Airpower Nv | Cooling device and method for recovering waste heat from a pumping device for compressing gas flow |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201009 |