CN202361689U - Waste heat recycling system for coal mine air compressor - Google Patents
Waste heat recycling system for coal mine air compressor Download PDFInfo
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- CN202361689U CN202361689U CN2011204658182U CN201120465818U CN202361689U CN 202361689 U CN202361689 U CN 202361689U CN 2011204658182 U CN2011204658182 U CN 2011204658182U CN 201120465818 U CN201120465818 U CN 201120465818U CN 202361689 U CN202361689 U CN 202361689U
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
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Abstract
The utility model relates to a waste heat recycling system for a coal mine air compressor, which comprises a heat-pipe heat exchanger arranged at the top of an air exhausting duct of the air compressor. A heat exchange circulating pipeline is formed between the heat-pipe heat exchanger and a shell of a shell-tube evaporator through a heat exchange circulating water outlet pipeline and a heat exchange circulating water return pipeline; a refrigerant circulating pipeline is formed between an evaporation heat exchange pipeline of the shell-tube evaporator and a shell of a shell-tube condenser through the compressor and an expansion valve; a primary domestic hot-water circulating pipeline is formed between a condensation heat exchange pipeline of the shell-tube condenser and a hot-water pipeline of a plate heat exchanger; a secondary domestic hot-water circulating pipeline is formed between a cold water pipeline of the plate heat exchanger and a domestic hot-water tank; a heat supply circulating water supply pipeline for users in winter is formed between user equipment and the shell-tube condenser; and a refrigeration circulating water supply pipeline for the users in summer is formed between the user equipment and the shell of the shell-tube evaporator. The waste heat recycling system can be used for heating in winter, refrigerating in summer and supplying domestic hot water all year round for coal mine buildings.
Description
Technical field
The utility model relates to a kind of Waste Heat Recovery and utilizes system, particularly about a kind of system that used heat in the air draft of coal mine atmosphere compressor is recycled.
Background technology
At present, the building and heating of most domestic colliery industrial site, pit shaft is antifreeze and the heat energy of the bath hot water in worker bathroom provides by coal-burning boiler.This heat-supplying mode not only consumes a large amount of non-renewable energy resources, also can discharge the pollutant that a large amount of greenhouse gases etc. are unfavorable for environmental protection simultaneously.China improves energy resource structure for response, improves the call of energy utilization rate and strengthen environmental protection, how the used heat that produces in the traditional heating mode is carried out the high efficiente callback utilization and becomes an important problem.Air compressor is a kind of important big scale fixed equipments of Coal Production life, for the colliery pneumatic machinery provides reliable power source.Generally speaking, air compressor used heat exhaust air rate is sufficient, and its temperature, humidity keep constant throughout the year basically; A large amount of low temperature heat energies of containing in the air draft; But at present because air draft directly is discharged in the atmosphere, so this part heat energy is not recovered utilization, caused the waste of the energy.
Summary of the invention
To the problems referred to above; The purpose of the utility model provides a kind of can the recycling the used heat in the air draft of coal mine atmosphere compressor; Thereby be colliery building Winter heat supply, summer refrigeration, and annually provide domestic hot-water's coal mine atmosphere compressor Waste Heat Recovery to utilize system.
For realizing above-mentioned purpose; The utility model is taked following technical scheme: a kind of coal mine atmosphere compressor Waste Heat Recovery is utilized system, it is characterized in that: it comprises that one is arranged on heat exchange of heat pipe, a plate type heat exchanger, a source pump, a life boiler and a subscriber equipment at air compressor wind output channel top; Heat exchange of heat pipe is divided into evaporator section and condensation segment, and the exhaust outlet place of evaporator section is provided with an air-introduced machine, and the two ends of condensation segment are provided with a heat exchange cyclic water outlet pipeline and a heat exchange circulating backwater pipeline respectively; Hot water pipeline and cold water pipes are set in the plate type heat exchanger; One shell and tube evaporator, a shell and tube condenser, a compressor and an expansion valve are set in the source pump; Heat exchange of heat pipe is through constituting a heat exchange circulation line between the housing of heat exchange cyclic water outlet pipeline and heat exchange circulating backwater pipeline and shell and tube evaporator; Constitute a refrigeration working medium circulation line through compressor and expansion valve between the evaporation and heat-exchange pipeline of shell and tube evaporator and the housing of shell and tube condenser; Constitute circulation line of a life hot water between the condensing heat-exchange pipeline of shell and tube condenser and the hot water pipeline of plate type heat exchanger; Constitute a life hot water secondary cycle pipeline between the cold water pipes of plate type heat exchanger and the domestic hot-water's case; Constitute winter user's heat supply periodical feeding pipeline between the condensing heat-exchange pipeline of subscriber equipment and shell and tube condenser; Formation user's kind of refrigeration cycle supply channel in one summer between the housing of subscriber equipment and shell and tube evaporator.
Be provided with on above-mentioned user's heat supply in winter periodical feeding pipeline winter with heat supply circulating pump, winter with using backwater valve in water supply valve and winter; Be provided with on user's kind of refrigeration cycle supply channel summer summer with kind of refrigeration cycle pump, summer with using backwater valve in water supply valve and summer.
The evaporator section of above-mentioned heat exchange of heat pipe and condensation segment are separated by interior panelling; The air compressor discharge air flow is through evaporator section, and the heat exchange circulating water flow that is used to reclaim air compressor air draft used heat is through condensation segment, air compressor air draft and heat exchange recirculated water countercurrent flow in heat exchange of heat pipe.
Above-mentioned compressor is a screw compressor.
Above-mentioned compressor is a helical-lobe compressor.
Above-mentioned subscriber equipment is the air-conditioning with refrigeration and heat-production functions.
The utility model is owing to take above technical scheme; It has the following advantages: 1, the utility model adopts heat exchange of heat pipe and heat pump techniques that the air draft used heat of air compressor is recycled; Be user's Winter heat supply, summer refrigeration and domestic hot-water such as bathing is provided; Simultaneously with summer subscriber equipment heat be discharged in the bath hot water, therefore improved energy utilization rate effectively; And owing to only consume a spot of electric energy, have no the discharging of pollutant, therefore satisfy requirement on environmental protection.2, the utility model adopts heat exchange of heat pipe, source pump and plate type heat exchanger to form energy collecting system; During operation, energy collecting system is gathered the heat in the air compressor air draft used heat, through the water pump transmission & distribution to source pump; After the source pump heat exchange, be reused for the heat exchange of air compressor waste heat gas; Therefore can the recycle heat-exchange working medium, practice thrift the water source, cut down the consumption of energy.3, the utility model adopts heat exchange of heat pipe to extract the heat in the air compressor air draft used heat, and the fluid heat exchange occasion inflammable, explosive, that corrosivity is strong is had very high reliability; And during the heat exchange of heat pipe heat exchange, cold and hot fluid fully separately flows by being arranged on the inner baffle plate of heat exchange of heat pipe, can realize the countercurrent flow of cold and hot fluid, and heat transfer efficiency is high; The evaporator section of heat exchange of heat pipe and the heat transfer area of condensation segment are adjustable, can realize the operation under the different load.4, the utility model can utilize compressor plant unnecessary position as the heat pump machine room, not only can practice thrift building materials, reduce floor space, can also practice thrift initial investment, have economically viable advantage.The utility model can be widely used in colliery life to be produced, and substitutes coal-burning boiler and central air-conditioning, realizes colliery building Winter heat supply, summer refrigeration, functions such as domestic hot-water and well head be antifreeze are provided, and has the effect of energy-saving and emission-reduction.
Description of drawings
Fig. 1 is that the system of the utility model forms sketch map
Fig. 2 is the utility model system Winter heat supply sketch map
Fig. 3 is the utility model system sketch map that freezes summer
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is carried out detailed description.
As shown in Figure 1, the utility model comprise one be arranged on air compressor wind output channel 1 top heat exchange of heat pipe 2, a plate type heat exchanger 3, a source pump 4, a life boiler 5 and a subscriber equipment 6.
Wherein, heat exchange of heat pipe 2 is divided into evaporator section and condensation segment, and two sections separate (not shown) by interior panelling.The air compressor discharge air flow is through evaporator section, and the heat exchange circulating water flow that is used to reclaim air compressor air draft used heat is through condensation segment, air compressor air draft and heat exchange recirculated water countercurrent flow in heat exchange of heat pipe 2.The exhaust outlet place of evaporator section is provided with an air-introduced machine 21, is used for the air draft of reclaiming used heat is caused atmosphere.The two ends of condensation segment are provided with a heat exchange cyclic water outlet pipeline 22 and a heat exchange circulating backwater pipeline 23 respectively.
Be provided with hot water pipeline 31 and cold water pipes 32 in the plate type heat exchanger 3.
Be provided with a shell and tube evaporator 7, a shell and tube condenser 8, a compressor 9 and an expansion valve 10 in the source pump 4.
As shown in Figure 1; The heat exchange cyclic water outlet pipeline 22 of condensation segments is connected to the input channel 72 of housing 71 of the shell and tube evaporator 7 of source pump 4 in the heat exchange of heat pipe 2; One output channel 73 also is set on the housing 71; Output channel 73 is connected with two laterals; Wherein a lateral is the heat exchange circulating backwater pipeline 23 of condensation segment in the heat exchange of heat pipe 2, and heat exchange circulating backwater pipeline 23 connects product heat cal rod heat exchanger 2 condensation segments through a circulating pump 24, and then between the housing 71 of heat exchange of heat pipe 2 and shell and tube evaporator 7, constitutes a heat exchange circulation line.
Be filled with refrigeration working medium in the evaporation and heat-exchange pipeline 74 of shell and tube evaporator 7; Its output connects a refrigeration working medium output channel 75; Refrigeration working medium output channel 75 is connected in the housing 81 of shell and tube condenser 8 through compressor 9; Also be provided with the defeated return pipe road 82 of a refrigeration working medium on the housing 81; The defeated return pipe road 82 of refrigeration working medium is connected to the input of the evaporation and heat-exchange pipeline 74 of shell and tube evaporator 7 through expansion valve 10, so between the housing 81 of the evaporation and heat-exchange pipeline 74 of shell and tube evaporator 7 and shell and tube condenser 8 formation one refrigeration working medium circulation line.
The output of the condensing heat-exchange pipeline 83 in the shell and tube condenser 8 is connected with two laterals; Wherein a lateral is periodical feeding pipeline 33 of domestic hot-water; Periodical feeding pipeline of domestic hot-water 33 connects the input of the hot water pipeline 31 in the plate type heat exchanger 3 through circulating pump of a life hot water 34; The output of hot water pipeline 31 connects circulating backwater pipeline 35 of a life hot water; Circulating backwater pipeline 35 of domestic hot-water connects back the input of condensing heat-exchange pipeline 83, and then between the hot water pipeline 31 of the condensing heat-exchange pipeline 83 of shell and tube condenser 8 and plate type heat exchanger 3, constitutes circulation line of a life hot water.
The output of the cold water pipes 32 in the plate type heat exchanger 3 connects a life hot water secondary cycle water supply line 36; Domestic hot-water's secondary cycle water supply line 36 connects the input of domestic hot-water's case 5 through a life hot water secondary cycle pump 37; The output of domestic hot-water's case 5 connects a life hot water secondary cycle water return pipeline 38; Domestic hot-water's secondary cycle water return pipeline 38 connects back the input of cold water pipes 32, and then between the cold water pipes 32 of plate type heat exchanger 3 and domestic hot-water's case 5, constitutes a life hot water secondary cycle pipeline.
As shown in Figure 2; Another lateral in two laterals that output connected of shell and tube condenser 8 condensing heat-exchange pipelines 83 is winter user's heat supply periodical feeding pipeline 01; User's heat supply in winter periodical feeding pipeline 01 through a winter with heat supply circulating pump 02 be connected to the input of subscriber equipment 6 winter with water supply valve 03; The output of subscriber equipment 6 connects winter user's heat supply circulating backwater pipeline 04; User's heat supply in winter circulating backwater pipeline 04 passes through to connect back the input of condensing heat-exchange pipelines 83 in the shell and tube condenser 8 with backwater valve 05 winter, and then between the condensing heat-exchange pipeline 83 of subscriber equipment 6 and shell and tube condenser 8, constitutes winter user's heat supply periodical feeding pipeline.
As shown in Figure 3; Another lateral in two laterals that the output channel 73 of shell and tube evaporator 7 housings 71 is connected be one summer user's kind of refrigeration cycle water supply line 11; Summer user's kind of refrigeration cycle water supply line 11 through a summer with kind of refrigeration cycle pump 12 be connected to the input of subscriber equipment 6 summer with water supply valve 13; The output of subscriber equipment 6 connect one summer user's kind of refrigeration cycle water return pipeline 14; Summer, user's kind of refrigeration cycle water return pipeline 14 was fed back into pipeline 72 through connecting with backwater valve 15 summer, so between the housing 71 of subscriber equipment 6 and shell and tube evaporator 7, constitute one summer user's kind of refrigeration cycle supply channel.
The utility model has different operation states in winter, summer, the change of its running status be through switch different winters, summer valve and water pump realize:
When adopting system's heat supply in the winter time, winter with heat supply circulating pump 02, winter with opening in water supply valve 03 and winter with backwater valve 05; Summer with kind of refrigeration cycle pump 12, summer with closing in water supply valve 13 and summer with backwater valve 15;
When employing in summer system freezes, winter with heat supply circulating pump 02, winter with closing in water supply valve 03 and winter with backwater valve 05; Summer with kind of refrigeration cycle pump 12, summer with opening in water supply valve 13 and summer with backwater valve 15.
In the foregoing description, the compressor 9 in the source pump 4 can adopt screw compressor or helical-lobe compressor, and compressor 9 is driven and then made source pump 4 to start operation by electric energy.
In the foregoing description, subscriber equipment can be for having the similar devices such as air-conditioning of refrigeration and heat-production functions.
The utility model can provide heat energy or cold for the user, and its operation principle is following:
As shown in Figure 2, when system moved in the winter time, the air compressor air draft at first got into air compressor wind output channel 1, got into the evaporator section in the heat exchange of heat pipe 2 then, after the evaporator section heat exchange, was discharged by air-introduced machine 21.Meanwhile; The heat vaporization of working medium absorption air compressor air draft in the heat pipe of evaporator section in the heat exchange of heat pipe 2; The condensation segment of vaporization back steam in heat exchange of heat pipe 2 flows; The interior working medium of heat pipe is met the condensation knot and is emitted latent heat to condensation segment in this process, and condensate liquid borrows capillary force and gravity effect to reflux, thus the reciprocation cycle of working medium in the realization heat pipe.The latent heat that the condensation segment of working medium in heat exchange of heat pipe 2 emitted in the heat pipe is by the water heat absorption of heat exchange of heat pipe 2 condensation segments of flowing through; Get in the housing 71 of the shell and tube evaporator 7 in the source pump 4 through heat exchange cyclic water outlet pipeline 22; After refrigeration working medium in the shell and tube evaporator 7 in the evaporation and heat-exchange pipeline 74 obtains heat with the water source heat exchange in entering shell and tube evaporator 7 housings 71; Become high temperature and high pressure gas through compressor 9; Get in the housing 81 of condenser 8; To needs heating use the water source release heat, the liquid that becomes low-temp low-pressure through expansion valve 10 again returns in the evaporation and heat-exchange pipeline 74 that gets into shell and tube evaporator 7, continue and entering shell and tube evaporator 7 housings 71 in the continuous cycle heat exchange in water source.After water source in the condensing heat-exchange pipeline 83 of shell and tube condenser 8 obtained heat, the part plate type heat exchanger 3 of flowing through heated through the water of plate type heat exchanger 3 for life boiler 5; Part user's heat supply in winter periodical feeding pipeline of flowing through satisfies the heat demand to subscriber equipment 6 such as colliery building heating and well head be antifreeze.
As shown in Figure 3, when system during at summer operation, air compressor Waste Heat Recovery principle and hiemal aspect are seemingly.Summer, subscriber equipment 6 heat was absorbed by the recirculated water of flowing through; Through summer user's kind of refrigeration cycle water return pipeline 14 get in the housing 71 of the shell and tube evaporator 7 in the source pump 4; After refrigeration working medium in the evaporation and heat-exchange pipeline 74 of shell and tube evaporator 7 obtains heat with the water source heat exchange in the housing 71 that gets into shell and tube evaporator 7; Become high temperature and high pressure gas through compressor 9, get in the housing 81 of shell and tube condenser 8, use the water source release heat to the needs heating; The liquid that becomes low-temp low-pressure through expansion valve 10 again gets in the evaporation and heat-exchange pipeline 74 of shell and tube evaporator 7; The continuous cycle heat exchange in water source in the housing 71 of continuation and entering shell and tube evaporator 7, reducing in the shell and tube evaporator 7 with temperature after the water source release heat, thereby for to obtain through refining cold like subscriber equipmenies 6 such as colliery building air conditionings.After water source in the condensing heat-exchange pipeline 83 of shell and tube condenser 8 obtained heat, the plate type heat exchanger 3 of flowing through heated through the water of plate type heat exchanger 3 for life boiler 5, thus with summer subscriber equipment heat be discharged in the bath hot water indirectly.
Above-mentioned each embodiment only is used to explain the utility model; Wherein the structure of each parts, connected mode etc. all can change to some extent; Every equivalents of on the basis of the utility model technical scheme, carrying out and improvement all should not got rid of outside the protection domain of the utility model.
Claims (9)
1. a coal mine atmosphere compressor Waste Heat Recovery is utilized system, it is characterized in that: it comprises that one is arranged on heat exchange of heat pipe, a plate type heat exchanger, a source pump, a life boiler and a subscriber equipment at air compressor wind output channel top; Said heat exchange of heat pipe is divided into evaporator section and condensation segment, and the exhaust outlet place of said evaporator section is provided with an air-introduced machine, and the two ends of said condensation segment are provided with a heat exchange cyclic water outlet pipeline and a heat exchange circulating backwater pipeline respectively; Hot water pipeline and cold water pipes are set in the said plate type heat exchanger; One shell and tube evaporator, a shell and tube condenser, a compressor and an expansion valve are set in the said source pump; Said heat exchange of heat pipe is through constituting a heat exchange circulation line between the housing of said heat exchange cyclic water outlet pipeline and said heat exchange circulating backwater pipeline and said shell and tube evaporator; Constitute a refrigeration working medium circulation line through said compressor and said expansion valve between the evaporation and heat-exchange pipeline of said shell and tube evaporator and the housing of said shell and tube condenser; Constitute circulation line of a life hot water between the condensing heat-exchange pipeline of said shell and tube condenser and the hot water pipeline of said plate type heat exchanger; Constitute a life hot water secondary cycle pipeline between the cold water pipes of said plate type heat exchanger and the said domestic hot-water's case; Constitute winter user's heat supply periodical feeding pipeline between the condensing heat-exchange pipeline of said subscriber equipment and said shell and tube condenser; Formation user's kind of refrigeration cycle supply channel in one summer between the housing of said subscriber equipment and said shell and tube evaporator.
2. a kind of coal mine atmosphere compressor Waste Heat Recovery as claimed in claim 1 is utilized system, it is characterized in that: be provided with on said user's heat supply in winter periodical feeding pipeline winter with heat supply circulating pump, winter with using backwater valve in water supply valve and winter; Be provided with on user's kind of refrigeration cycle supply channel said summer summer with kind of refrigeration cycle pump, summer with using backwater valve in water supply valve and summer.
3. a kind of coal mine atmosphere compressor Waste Heat Recovery as claimed in claim 1 is utilized system, and it is characterized in that: the evaporator section of said heat exchange of heat pipe and condensation segment are separated by interior panelling; The air compressor discharge air flow is through said evaporator section, and the heat exchange circulating water flow that is used to reclaim air compressor air draft used heat is through said condensation segment, air compressor air draft and heat exchange recirculated water countercurrent flow in said heat exchange of heat pipe.
4. a kind of coal mine atmosphere compressor Waste Heat Recovery as claimed in claim 2 is utilized system, and it is characterized in that: the evaporator section of said heat exchange of heat pipe and condensation segment are separated by interior panelling; The air compressor discharge air flow is through said evaporator section, and the heat exchange circulating water flow that is used to reclaim air compressor air draft used heat is through said condensation segment, air compressor air draft and heat exchange recirculated water countercurrent flow in said heat exchange of heat pipe.
5. utilize system like claim 1 or 2 or 3 or 4 described a kind of coal mine atmosphere compressor Waste Heat Recovery, it is characterized in that: said compressor is a screw compressor.
6. utilize system like claim 1 or 2 or 3 or 4 described a kind of coal mine atmosphere compressor Waste Heat Recovery, it is characterized in that: said compressor is a helical-lobe compressor.
7. utilize system like claim 1 or 2 or 3 or 4 described a kind of coal mine atmosphere compressor Waste Heat Recovery, it is characterized in that: said subscriber equipment is the air-conditioning with refrigeration and heat-production functions.
8. described a kind of coal mine atmosphere compressor Waste Heat Recovery as claimed in claim 5 is utilized system, it is characterized in that: said subscriber equipment is the air-conditioning with refrigeration and heat-production functions.
9. described a kind of coal mine atmosphere compressor Waste Heat Recovery as claimed in claim 6 is utilized system, it is characterized in that: said subscriber equipment is the air-conditioning with refrigeration and heat-production functions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204658182U CN202361689U (en) | 2011-11-22 | 2011-11-22 | Waste heat recycling system for coal mine air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204658182U CN202361689U (en) | 2011-11-22 | 2011-11-22 | Waste heat recycling system for coal mine air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202361689U true CN202361689U (en) | 2012-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204658182U Withdrawn - After Issue CN202361689U (en) | 2011-11-22 | 2011-11-22 | Waste heat recycling system for coal mine air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202361689U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102410665A (en) * | 2011-11-22 | 2012-04-11 | 北京矿大节能科技有限公司 | Waste heat recovery and utilization system for coal mine air compressor |
| CN108730763A (en) * | 2018-08-10 | 2018-11-02 | 大连民族大学 | Open type heat pump hot water apparatus based on air circulation |
-
2011
- 2011-11-22 CN CN2011204658182U patent/CN202361689U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102410665A (en) * | 2011-11-22 | 2012-04-11 | 北京矿大节能科技有限公司 | Waste heat recovery and utilization system for coal mine air compressor |
| CN108730763A (en) * | 2018-08-10 | 2018-11-02 | 大连民族大学 | Open type heat pump hot water apparatus based on air circulation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120801 Effective date of abandoning: 20130306 |
|
| RGAV | Abandon patent right to avoid regrant |