CN110242540A - A kind of level-one heat recovery system of air compressor - Google Patents
A kind of level-one heat recovery system of air compressor Download PDFInfo
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- CN110242540A CN110242540A CN201910635155.5A CN201910635155A CN110242540A CN 110242540 A CN110242540 A CN 110242540A CN 201910635155 A CN201910635155 A CN 201910635155A CN 110242540 A CN110242540 A CN 110242540A
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- 238000011084 recovery Methods 0.000 title claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 92
- 238000001816 cooling Methods 0.000 claims abstract description 35
- 238000004064 recycling Methods 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052799 carbon Inorganic materials 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000003287 bathing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
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- Engineering & Computer Science (AREA)
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- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The present invention provides a kind of level-one heat recovery system of air compressor, comprising: the first valve, input end are connected with the outlet end of the first cooling duct, and outlet end is connected with the input end of recycle-water exhalant canal；Second valve is connected with the outlet end of recycle-water intake tunnel；Water pump, input end are connected with the outlet end of the second valve；Heat exchanger, has the first heat exchanger channels and the second heat exchanger channels, and the input end of the first heat exchanger channels is connected with the outlet end of water pump；Third valve, input end are connected with the outlet end of the first heat exchanger channels, and outlet end is connected with the input end of the first cooling duct；4th valve, input end are connected with the outlet end of first circulation water intake tunnel, and outlet end is connected with the input end of the second heat exchanger channels；5th valve, input end are connected with the outlet end of the second heat exchanger channels.The present invention can return level-one and receive the heat that compressor generates, and improve energy utilization rate, reduce energy waste and carbon emission.
Description
Technical field
The present invention relates to energy regenerating field more particularly to a kind of level-one heat recovery systems of air compressor.
Background technique
Air compressor (also referred to as air compressor machine or compressor) is a kind of equipment of compressed gas, is widely used in mechanical system
It makes, steel, metallurgy, shipbuilding, weaving, electronics, chemical industry, petroleum, mine, light industry, food, medicine and other fields.Air compressor
A large amount of heats of compression can be generated in the process of running, cooled down at present using outer loop water system.For example, as shown in Figure 1, showing
A kind of three-stage air compressor system 100 is gone out, which includes stage compressor (i.e. the first compressor of successively gas connection
101), level-one cooler (i.e. the first cooler 102), split-compressor (i.e. the second compressor 103), secondary coolers (i.e.
Two coolers 104, three-stage blower (i.e. third compressor 105) and three-level cooler (i.e. third cooler 106), wherein three
A cooler 102,104,106 is respectively provided with fluid channel, the inlet end and an outlet end of each fluid channel respectively with one outside follow
Ring water system is connected, and is cooled down with the heat generated by outer loop water system to compressor 101,103,105, so that heat
It is all discharged into atmosphere, not only waste of energy, but will accelerate greenhouse effects.
Summary of the invention
The purpose of the present invention is to provide a kind of level-one heat recovery systems of air compressor, not influence compressor just
Often under the premise of work, the heat generated to stage compressor is recycled, to improve energy utilization rate, reduces energy waste
And carbon emission.
To achieve the goals above, the present invention provides a kind of level-one heat recovery system of air compressor, for recycling sky
The heat of air compressor system, the air compressor system include the first compressor of successively gas connection, the first cooler,
Two compressors, the second cooler, third compressor and third cooler, wherein the first cooler has the first cooling duct, the
Two coolers have the second cooling duct, and third cooler has third cooling duct, wherein the level-one heat recovery system packet
It includes:
First valve, input end are connected with the outlet end of first cooling duct, outlet end and recycle-water exhalant canal
Input end be connected；
Second valve, input end are connected with the outlet end of recycle-water intake tunnel；
Water pump, input end are connected with the outlet end of second valve；
Heat exchanger, has the first heat exchanger channels and the second heat exchanger channels for exchanging heat, and first heat exchange is logical
The input end in road is connected with the outlet end of the water pump；
Third valve, input end are connected with the outlet end of first heat exchanger channels, and outlet end and first cooling are logical
The input end in road is connected；
4th valve, input end are connected with the outlet end of first circulation water intake tunnel, outlet end and second heat exchange
The input end in channel is connected；And
5th valve, input end are connected with the outlet end of second heat exchanger channels, and outlet end and first circulation water are discharged
The input end in channel is connected.
In an embodiment of the invention, the level-one heat recovery system further include:
6th valve is connected between the outlet end of first heat exchanger channels and the input end of the 4th valve；
7th valve is connected between the input end of first valve and the outlet end of the 5th valve.
In an embodiment of the invention, the level-one heat recovery system further include:
8th valve, be connected to the 4th valve input end and the first circulation water intake tunnel outlet end it
Between；
9th valve, be connected to the 5th valve outlet end and the first circulation water exhalant canal input end it
Between.
In an embodiment of the invention, first valve, the second valve and the 4th valve be switch valve, the third valve and
5th valve is regulating valve.
In an embodiment of the invention, the 6th valve and the 7th valve are switch valve.
In an embodiment of the invention, the 8th valve and the 9th valve are switch valve.
In an embodiment of the invention, the heat exchanger is plate heat exchanger.
In an embodiment of the invention, the input end of second cooling duct and second circulation water intake tunnel go out
Mouth end is connected, and the outlet end of second cooling duct is connected with the input end of second circulation water exhalant canal；The third is cold
But the input end in channel is connected with the outlet end of third recirculated water intake tunnel, the outlet end of the third cooling duct and third
The input end of recirculated water exhalant canal is connected.
In an embodiment of the invention, the level-one heat recovery system further include:
First thermometer is connected to the input end of first cooling duct；And/or
Second temperature meter is connected to the outlet end of first cooling duct.
In an embodiment of the invention, the level-one heat recovery system further include:
Flowmeter is connected between the outlet end of the second heat exchanger channels and the input end of the 5th valve.
By using above-mentioned technical proposal, the invention has the following beneficial effects:
The water flowed into recycle-water intake tunnel is delivered to the first heat exchanger channels by water pump by the present invention, and after through third
Valve flows through the first cooling duct, then flows into recycle-water exhalant canal through the first valve, can be finally delivered to by recycle-water exhalant canal
Outside recycling water utilization system, to establish water recycling flow path, the water flow flowed through in water recycling flow path is due to absorbing the first pressure
Contracting machine generate heat and heat, finally flow into recycling water utilization system be recycled.To guarantee air compressor
Under the premise of system operates normally, the heat generated to the first compressor is recycled, and improves energy utilization rate, reduces energy wave
Take and carbon emission.
Detailed description of the invention
Fig. 1 is the schematic diagram of existing air compressor system；
Fig. 2 is the structural schematic diagram of one embodiment of the level-one heat recovery system of air compressor of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Every other embodiment obtained is put, shall fall within the protection scope of the present invention.
As shown in Fig. 2, the present invention provides a kind of level-one heat recovery system of air compressor, for recycling air compressor
The heat that first compressor generates in system 100.In the present embodiment, air compressor system 100 includes successively gas connection
The first compressor 101, the first cooler 102, the second compressor 103, the second cooler 104, third compressor 105 and third
Cooler 106.Wherein, the first cooler 102 has first gas passage and the first cooling duct, and the second cooler 104 has
Second gas channel and the second cooling duct, third cooler 106 have third gas channel and third cooling duct.First pressure
The input end of contracting machine 101 is connected with atmosphere, and the outlet end of the first compressor 101 is connected with the input end of first gas passage, the
The input end of two compressors 103 is connected with the outlet end of first gas passage, the outlet end of the second compressor 103 and second gas
The input end in channel is connected, and the input end of third compressor 105 is connected with the outlet end in second gas channel, third compressor
105 outlet end is connected with atmosphere.First, second, and third compressor 101,103,105 of the present embodiment for example can be from
Core type compressor.
Level-one heat recovery system of the invention mainly includes with lower component: the first valve 201, the second valve 202, third valve 203,
4th valve 204, the 5th valve 205, the 6th valve 206, the 7th valve 207, the 8th valve 208, the 9th valve 209, water pump 210 and heat exchanger
211.The connection relationship between each group part is described in detail below:
The input end of first valve 201 is connected with the outlet end of the first cooling duct, the outlet end of the first valve 201 and recycle-water
The input end of exhalant canal 212 is connected.The outlet end of the recycle-water exhalant canal 212 is connected with outside recycling water utilization system.
The input end of second valve 202 is connected with the outlet end of a recycle-water intake tunnel 213, the recycle-water intake tunnel
213 input end can be connected with city water pipeline.
The input end of water pump 210 is connected with the outlet end of the second valve 202.
Heat exchanger 211 has the first heat exchanger channels and the second heat exchanger channels for exchanging heat, the first heat exchanger channels
Input end is connected with the outlet end of water pump 210.In this implementation column, heat exchanger 211 for example can be plate heat exchanger.
The input end of third valve 203 is connected with the outlet end of the first heat exchanger channels, the outlet end of third valve 203 and first cold
But the input end in channel is connected.
The input end of 4th valve 204 is connected with the outlet end of first circulation water intake tunnel 214, the outlet of the 4th valve 204
End is connected with the input end of the second heat exchanger channels.The input end of 5th valve 205 is connected with the outlet end of the second heat exchanger channels, and the 5th
The outlet end of valve 205 is connected with the input end of first circulation water exhalant canal 215.Wherein, first circulation water intake tunnel 214
The outlet end of input end and first circulation water exhalant canal 215 is connected with external first circulation water system.
6th valve 206 is connected between the outlet end of the first heat exchanger channels and the input end of the 4th valve 204.
7th valve 207 is connected between the input end of the first valve 201 and the outlet end of the 5th valve 205.
8th valve 208 is connected between the input end of the 4th valve 204 and the outlet end of first circulation water intake tunnel 214.
9th valve 209 is connected between the outlet end of the 5th valve 205 and the input end of first circulation water exhalant canal 215.
In the present embodiment, the input end of the second cooling duct is connected with the outlet end of second circulation water intake tunnel 216.
The outlet end of second cooling duct is connected with the input end of second circulation water exhalant canal 217.Second circulation water intake tunnel 216
Input end and second circulation water exhalant canal 217 outlet end respectively with the outlet end of external second circulation water system and import
End is connected.The input end of third cooling duct is connected with the outlet end of third recirculated water intake tunnel 218.Third cooling duct
Outlet end is connected with the input end of third recirculated water exhalant canal 219.The input end and third of third recirculated water intake tunnel 218
The outlet end of recirculated water exhalant canal 219 is connected with the outlet end of external third circulation and input end respectively.
Wherein, aforementioned first valve 201, the second valve 202, the 4th valve 204, the 6th valve 206, the 7th valve 207, the 8th valve 208
It is preferably switch valve with the 9th valve 209, third valve 203 and the 5th valve 205 are preferably regulating valve.The difference of switch valve and regulating valve
It is, switch valve does not require the flow characteristics other than open and close particularly, and regulating valve by reaching to close in overall process for being circulated
Characteristic has higher requirements；Requirement of the switch valve for switching speed, leakage rate is higher than regulating valve, and regulating valve is between on and off
Aperture stability requirement be higher than switch valve.
It should be noted that direction indicated by arrow in Fig. 2 is the flow direction of fluid.
The heat recycle process of level-one heat recovery system of the present invention is as follows:
Firstly, opening the first valve 201, the second valve 202, third valve 203, the 4th valve 204, the 5th valve 205, the 8th valve 208
With the 9th valve 209, the 6th valve 206 and the 7th valve 207 are simultaneously closed off；
Then, start water pump 210, the water flowed out in recycle-water intake tunnel 213 is delivered to first by water pump 210 and is changed
The passage of heat, and after through third valve 203 flow through the first cooling duct, then flow into recycle-water exhalant canal 212 through the first valve 201, by
Recycle-water exhalant canal 212 is delivered to external recycling water utilization system, to establish water recycling flow path.
Then, start air compressor system 100, at this point, the water flow flowed through in water recycling flow path is because of the first compressor 101
The heat of generation and heat, finally flow into recycling water utilization system be recycled, can be used for heating, bathing, dining room, boiler
Moisturizing preheating, reverse osmose pure-water are produced with occasions such as heat.
It should be noted that need to improve the leaving water temperature of cooler 102 in heat recycle process, but cooler 102
Leaving water temperature improve, the air outlet temperature that will lead to cooler 102 also improves, and air outlet temperature is higher, will lead to the second compression
The intake air temperature of machine 103 is also higher.When the intake air temperature of compressor is excessively high, then it may cause compressor surge.
Surge occurs in order to prevent, and the present invention provides followed by the second heat exchanger channels, the 4th valve 204, the 5th valve 205 first
The water cool flow road that ring water intake tunnel 214, first circulation water exhalant canal 215 and external first circulation water system are constituted,
By adjusting the 5th valve 205, the inflow temperature of the first cooler 102 can be controlled.In addition, the present invention also provides
Three valves 203 can control the leaving water temperature of the first cooler 102 by the way that third valve 203 is adjusted.
It is tested according to experiment, when carrying out recuperation of heat using level-one heat recovery system of the invention, as long as passing through third valve 203
The inflow temperature for controlling the first cooler 102 with the 5th valve 205 is no more than 55 DEG C no more than 35 DEG C, leaving water temperature, the second compression
Machine 103 can operate normally, and surge will not occur.
Referring again to Fig. 2, when air compressor system 100 is not shut down but no longer needs to carry out recuperation of heat, the 6th is opened
Valve 206 and the 7th valve 207 simultaneously close off water pump 210, the first valve 201, the second valve 202, the 4th valve 204, the 5th valve 205, so that
The water that external first circulation water system provides can enter the first cooler through the 8th valve 208, the 6th valve 206, third valve 203
102, then external first circulation water system is flowed back to through the 7th valve 207 and the 9th valve 209, so that the first compressor 101 is generated
Heat is cooled down.
Specific embodiment according to fig. 2, level-one heat recovery system of the invention further include any in following three components
One or more (three are shown as in Fig. 2): the first thermometer 220 is connected to the input end of the first cooling duct；Second temperature
Degree meter 221, is connected to the outlet end of the first cooling duct；Flowmeter 222, be connected to the outlet ends of the second heat exchanger channels with
Between the input end of 5th valve 205.By the setting of these thermometers, 102 inflow temperature of the first cooler can be monitored and gone out
Coolant-temperature gage, to protect compressor 104 to operate normally.By the setting of flowmeter, convenient for accurately adjusting in the second heat exchanger channels
Water flow.
In the description of the present invention, it is to be understood that, term " first ", " second " are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include one or more of the features.In the description of the present invention,
The meaning of " plurality " is two or more, unless otherwise specifically defined.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art are within the scope of the invention to above-mentioned implementation
Example be changed, modify, replacement and variant, each fall within protection scope of the present invention.
Claims (10)
1. a kind of level-one heat recovery system of air compressor, for recycling the heat of air compressor system, air compression
Machine system includes the first compressor, the first cooler, the second compressor, the second cooler, third compression of successively gas connection
Machine and third cooler, wherein the first cooler has the first cooling duct, the second cooler has the second cooling duct, third
Cooler has third cooling duct, which is characterized in that the level-one heat recovery system includes:
First valve, input end are connected with the outlet end of first cooling duct, outlet end and recycle-water exhalant canal into
Mouth end is connected；
Second valve, input end are connected with the outlet end of recycle-water intake tunnel；
Water pump, input end are connected with the outlet end of second valve；
Heat exchanger has the first heat exchanger channels and the second heat exchanger channels for exchanging heat, first heat exchanger channels
Input end is connected with the outlet end of the water pump；
Third valve, input end are connected with the outlet end of first heat exchanger channels, outlet end and first cooling duct
Input end is connected；
4th valve, input end are connected with the outlet end of first circulation water intake tunnel, outlet end and second heat exchanger channels
Input end be connected；And
5th valve, input end are connected with the outlet end of second heat exchanger channels, outlet end and first circulation water exhalant canal
Input end be connected.
2. the level-one heat recovery system of air compressor according to claim 1, which is characterized in that the level-one recuperation of heat
System further include:
6th valve is connected between the outlet end of first heat exchanger channels and the input end of the 4th valve；
7th valve is connected between the input end of first valve and the outlet end of the 5th valve.
3. the level-one heat recovery system of air compressor according to claim 1, which is characterized in that the level-one recuperation of heat
System further include:
8th valve is connected between the input end of the 4th valve and the outlet end of the first circulation water intake tunnel；
9th valve is connected between the outlet end of the 5th valve and the input end of the first circulation water exhalant canal.
4. the level-one heat recovery system of air compressor according to claim 1, which is characterized in that first valve,
Two valves and the 4th valve are switch valve, and the third valve and the 5th valve are regulating valve.
5. the level-one heat recovery system of air compressor according to claim 2, which is characterized in that the 6th valve and
Seven valves are switch valve.
6. the level-one heat recovery system of air compressor according to claim 3, which is characterized in that the 8th valve and
Nine valves are switch valve.
7. the level-one heat recovery system of air compressor according to claim 1, which is characterized in that the heat exchanger is plate
Formula heat exchanger.
8. the level-one heat recovery system of air compressor according to claim 1, which is characterized in that described second is cooling logical
The input end in road is connected with the outlet end of second circulation water intake tunnel, the outlet end of second cooling duct and second circulation
The input end of water exhalant canal is connected；The outlet end phase of the input end of the third cooling duct and third recirculated water intake tunnel
Even, the outlet end of the third cooling duct is connected with the input end of third recirculated water exhalant canal.
9. the level-one heat recovery system of air compressor according to claim 1, which is characterized in that the level-one recuperation of heat
System further include:
First thermometer is connected to the input end of first cooling duct；And/or
Second temperature meter is connected to the outlet end of first cooling duct.
10. the level-one heat recovery system of air compressor according to claim 1, which is characterized in that further include:
Flowmeter is connected between the outlet end of the second heat exchanger channels and the input end of the 5th valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910635155.5A CN110242540B (en) | 2019-07-15 | 2019-07-15 | Primary heat recovery system of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910635155.5A CN110242540B (en) | 2019-07-15 | 2019-07-15 | Primary heat recovery system of air compressor |
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| Publication Number | Publication Date |
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| CN110242540A true CN110242540A (en) | 2019-09-17 |
| CN110242540B CN110242540B (en) | 2024-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910635155.5A Active CN110242540B (en) | 2019-07-15 | 2019-07-15 | Primary heat recovery system of air compressor |
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| JP2016080264A (en) * | 2014-10-17 | 2016-05-16 | 三浦工業株式会社 | Heat recovery system |
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| CN107288888A (en) * | 2017-08-10 | 2017-10-24 | 上海赛捷能源科技有限公司 | High-efficiency air compressor heat recovery system |
| CN209100217U (en) * | 2018-11-19 | 2019-07-12 | 山东华辰工业科技有限公司 | A kind of fermentation air compressor waste heat recycling system |
| CN210218031U (en) * | 2019-07-15 | 2020-03-31 | 上海赛捷能源科技有限公司 | One-stage heat recovery system of air compressor |
-
2019
- 2019-07-15 CN CN201910635155.5A patent/CN110242540B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120009075A1 (en) * | 2010-07-06 | 2012-01-12 | General Electric Company | Systems for compressing a gas |
| CN102777351A (en) * | 2012-08-08 | 2012-11-14 | 沈长青 | Waste heat recycling device and recycling method of oil-free compressor |
| CN103075325A (en) * | 2013-02-01 | 2013-05-01 | 郑州大学 | Compressor waste heat utilization system and compressor inter-stage waste heat utilization system |
| JP2016080264A (en) * | 2014-10-17 | 2016-05-16 | 三浦工業株式会社 | Heat recovery system |
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| CN107288888A (en) * | 2017-08-10 | 2017-10-24 | 上海赛捷能源科技有限公司 | High-efficiency air compressor heat recovery system |
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| CN110242540B (en) | 2024-05-03 |
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