CN202545181U - Waste heat recovery system of air compressor - Google Patents
Waste heat recovery system of air compressor Download PDFInfo
- Publication number
- CN202545181U CN202545181U CN2012201767445U CN201220176744U CN202545181U CN 202545181 U CN202545181 U CN 202545181U CN 2012201767445 U CN2012201767445 U CN 2012201767445U CN 201220176744 U CN201220176744 U CN 201220176744U CN 202545181 U CN202545181 U CN 202545181U
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- CN
- China
- Prior art keywords
- heat exchanger
- water
- air compressor
- heat
- solenoid valve
- Prior art date
- 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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Abstract
The utility model discloses a waste heat recovery system of an air compressor. The waste heat recovery system comprises a first heat exchanger and a second heat exchanger, wherein a water outlet of the first heat exchanger is communicated with a water inlet of the second heat exchanger. Cooling water entering the system from a water inlet of the first heat exchanger completes heat exchange with compressed air exhausted from the air compressor in the first heat exchanger and is preheated, then hot water discharged from the first heat exchanger enters the second heat exchanger and completes heat exchange with an oil line system in the second heat exchanger, and the hot water is discharged from a water outlet of the second heat exchanger to be directly used finally, so that heat is fully used, the waste heat recovery system is free of circulating water pumps and cooling fans, and energy consumption of the waste heat recovery system is effectively reduced.
Description
Technical field
The utility model relates to a kind of air compressor cooling and residual neat recovering system.
Background technique
Can produce great amount of heat in the air compressor work; And that air compressor lubricant oil has in air compressor is lubricated, cooling, sealing three big effect and functions; Normally bring into play for assurance air compressor lubricant oil three big functions, the compressor operation operating temperature must keep within the specific limits, and this just need dissipate unnecessary heat; Therefore, existing air compressor is furnished with cooling system.In the existing technology; Common cooling system is a water-cooling heat radiating system, and radiation system of the prior art adopts the mode of water cycle heat radiation to cool off, for keeping the required temperature of compressor oil work; Circulating water pump, cooling fan etc. in system, are equipped with; Because the power of circulating water pump, cooling fan is generally all bigger, cause the energy consumption of system higher, and heat energy is not used effectively or utilization ratio is not high.
The model utility content
In order to overcome the deficiency of existing technology, the utility model provides the residual heat of air compressor reclaiming system that a kind of utilization efficiency of heat energy is high, system energy consumption is little.
The utility model solves the technological scheme that its technical problem adopted:
A kind of residual heat of air compressor reclaiming system; Comprise first heat exchanger, second heat exchanger; The water outlet of said first heat exchanger is communicated with the water intake of said second heat exchanger, and said pressurized air of discharging from air compressor is accomplished heat exchange with cooling water in first heat exchanger, and the oil-way system of said air compressor is accomplished heat exchange with cooling water in said second heat exchanger; Said cooling water gets into from the water intake of first heat exchanger, discharges from the water outlet of said second heat exchanger.
As the further improvement of the utility model, the intake pipe upper edge water (flow) direction that connects the said first heat exchanger water intake is disposed with first flow control valve, first solenoid valve and first safety check; The outlet conduit that connects the said second heat exchanger water outlet is provided with second safety check.
Outlet conduit after the intake pipe between said first flow control valve, first solenoid valve and second safety check is communicated with through the bypass water channel, and said bypass water channel is provided with second solenoid valve.
Outlet conduit before said second safety check is provided with the pressure release branch road, and said pressure release branch road is provided with the 3rd solenoid valve.
The beneficial effect of the utility model is: the cooling water of the utility model gets into from the water intake of first heat exchanger; At first in first heat exchanger, accomplish heat exchange with the pressurized air of discharging from air compressor; Cooling water is carried out preheating, and the hot water of discharging from first heat exchanger then gets into second heat exchanger again, in second heat exchanger, accomplishes heat exchange with oil-way system; Hot water is discharged from the water outlet of second heat exchanger at last and is directly utilized; Reach making full use of of heat energy, do not have circulating water pump, cooling fan in the system, effectively reduce the energy consumption of system.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the system construction drawing of the utility model.
Embodiment
With reference to Fig. 1, a kind of residual heat of air compressor reclaiming system, the oil-way system of this air compressor is provided with the three-temperature sensor TP3 and the second flow control valve PV2, and compressed air line is provided with the 4th temperature transducer PT4.This residual heat of air compressor reclaiming system comprises the first heat exchanger H1, the second heat exchanger H2; The water outlet of the said first heat exchanger H1 is communicated with the water intake of the said second heat exchanger H2; Said pressurized air of discharging from air compressor is accomplished heat exchange with cooling water in the first heat exchanger H1; The oil-way system of said air compressor is accomplished heat exchange with cooling water in the said second heat exchanger H2; Said cooling water gets into from the water intake of the first heat exchanger H1, discharges from the water outlet of the said second heat exchanger H2, and intake pipe and outlet conduit are provided with water pump M1, M2.
The intake pipe upper edge water (flow) direction that connects the said first heat exchanger H1 water intake is disposed with the first temperature transducer PT1, first flow control valve PV1, the first solenoid valve Y1 (normally closed) and the first safety check F1; The outlet conduit upper edge water (flow) direction that connects the said second heat exchanger H2 water outlet is disposed with the second safety check F2 and the second temperature transducer PT2.
Outlet conduit after the intake pipe between said first flow control valve PV1, the first solenoid valve Y1 and the second safety check F2 is communicated with through the bypass water channel; Said bypass water channel is provided with the second solenoid valve Y2 (normally closed); The effect of bypass water channel is to open the back at the second solenoid valve Y2 to form the pipe network path, makes system water supply continuous.
Outlet conduit before the said second safety check F2 is provided with the pressure release branch road, and said pressure release branch road is provided with the 3rd solenoid valve Y3 (often opening), and the 3rd solenoid valve Y3 opens, and can lay down in the heat exchanger and press and water vapor.
The working procedure of the utility model is following:
1, system start-up gets into automatic running state, the second flow control valve PV2 auto-closing; Three-temperature sensor TP3 show value reaches certain value (as 70 degrees centigrade); The 3rd solenoid valve Y3 gets electric opening, and must electricly beat to such an extent that open behind the first solenoid valve Y1, and system goes out water running and shows.
2, in service, water is full, and first flow control valve PV1 breaks off, and water outlet stops, and the second solenoid valve Y2 gets electric back 5-10 second (fixed value), the first solenoid valve Y1, the 3rd solenoid valve Y3 outage, and water is completely shut down demonstration.
3, supply water when water level reduces once more, first flow control valve PV1 auto-closing, the 3rd solenoid valve Y3 get electric earlier, and the first solenoid valve Y1 gets electric 5-10 second (fixed value), second solenoid valve Y2 outage, and system goes out water running and shows.
4, air compressor in service is shut down, and the second flow control valve PV2 breaks off, and system gets into time-delay and shuts down (30-180 is adjustable second), not controlled by three-temperature sensor TP3 show value, but controlled by first flow control valve PV1, and autostop shows.
5, in the time-delay stopping process, air compressor starts once more, and the second flow control valve PV2 is closed, and time-delay stops, and operation shows automatically.
6, in the time-delay stopping process, water is full, and PV1 breaks off, and system directly shuts down, no longer time-delay, and water is completely shut down demonstration.
7, system's operation, water outlet, water pump M1, M2 switching value are exported simultaneously, stop water outlet, and water pump M1, M2 switching value are exported disconnection simultaneously.
8, three-temperature sensor TP3 value reaches upper limit set value, and the output of system switching amount reaches lower limit, and the output of system switching amount is broken off.
9, water intake water pump in the native system and water outlet water pump are as optional equipment.The power resources of native system input output of water in running are in self pressure of tap water pipe network, only when tap water can not arrive with water end (W.E.), just need increase to take on mouth of a river water pump or water outlet water pump.
10, the energy consumption of native system in running derives from solenoid valve and computer controller; Peak output is no more than 65W in the system equipment; And stop the radiation system of air compressor self in the native system running fully; Air compressor self-radiating system power minimum for 0.75KW and more than, so in operation native system equipment, be to bear to the electric energy consumption of air compressor operation itself.
11, native system is equipped with temp-control type first flow control valve PV1 (Rong Tiaofa) in the water route, and its automatic control derives from compressor operation oil temperature, thereby guarantees that air compressor moves in the optimum operation temperature range in running.
The cooling water of the utility model gets into from the water intake of first heat exchanger; At first in first heat exchanger, accomplish heat exchange with the pressurized air of discharging from air compressor; Cooling water is carried out preheating, and the hot water of discharging from first heat exchanger then gets into second heat exchanger again, in second heat exchanger, accomplishes heat exchange with oil-way system; Hot water is discharged from the water outlet of second heat exchanger at last and is directly utilized; Reach making full use of of heat energy, do not have circulating water pump, cooling fan in the system, effectively reduce the energy consumption of system.
Claims (4)
1. residual heat of air compressor reclaiming system; It is characterized in that it comprises first heat exchanger (H1), second heat exchanger (H2); The water outlet of said first heat exchanger (H1) is communicated with the water intake of said second heat exchanger (H2); Said pressurized air of discharging from air compressor is accomplished heat exchange with cooling water in first heat exchanger (H1); The oil-way system of said air compressor is accomplished heat exchange with cooling water in said second heat exchanger (H2), said cooling water gets into from the water intake of first heat exchanger (H1), discharges from the water outlet of said second heat exchanger (H2).
2. residual heat of air compressor reclaiming system according to claim 1 is characterized in that the intake pipe upper edge water (flow) direction that connects said first heat exchanger (H1) water intake is disposed with first flow control valve (PV1), first solenoid valve (Y1) and first safety check (F1); The outlet conduit that connects said second heat exchanger (H2) water outlet is provided with second safety check (F2).
3. residual heat of air compressor reclaiming system according to claim 2; It is characterized in that intake pipe and second safety check (F2) outlet conduit afterwards between said first flow control valve (PV1), first solenoid valve (Y1) are communicated with through the bypass water channel, said bypass water channel is provided with second solenoid valve (Y2).
4. residual heat of air compressor reclaiming system according to claim 2 is characterized in that said second safety check (F2) outlet conduit before is provided with the pressure release branch road, and said pressure release branch road is provided with the 3rd solenoid valve (Y3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201767445U CN202545181U (en) | 2012-04-25 | 2012-04-25 | Waste heat recovery system of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201767445U CN202545181U (en) | 2012-04-25 | 2012-04-25 | Waste heat recovery system of air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202545181U true CN202545181U (en) | 2012-11-21 |
Family
ID=47165825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201767445U Expired - Fee Related CN202545181U (en) | 2012-04-25 | 2012-04-25 | Waste heat recovery system of air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202545181U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619729A (en) * | 2012-04-25 | 2012-08-01 | 李洪均 | Waste heat recovery system for air compressor |
-
2012
- 2012-04-25 CN CN2012201767445U patent/CN202545181U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619729A (en) * | 2012-04-25 | 2012-08-01 | 李洪均 | Waste heat recovery system for air compressor |
| CN102619729B (en) * | 2012-04-25 | 2015-07-01 | 李洪均 | Waste heat recovery system for air compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20150425 |
|
| EXPY | Termination of patent right or utility model |