CN207991349U - Steam and residual heat using device in flue gas - Google Patents
Steam and residual heat using device in flue gas Download PDFInfo
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- CN207991349U CN207991349U CN201820268752.XU CN201820268752U CN207991349U CN 207991349 U CN207991349 U CN 207991349U CN 201820268752 U CN201820268752 U CN 201820268752U CN 207991349 U CN207991349 U CN 207991349U
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- Prior art keywords
- evaporator
- flue gas
- steam
- residual
- condenser
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- 239000003546 flue gas Substances 0.000 title claims abstract description 50
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 57
- 238000009833 condensation Methods 0.000 claims abstract description 20
- 230000005494 condensation Effects 0.000 claims abstract description 20
- 239000003507 refrigerant Substances 0.000 claims abstract description 19
- 238000005057 refrigeration Methods 0.000 claims abstract description 17
- 239000000126 substance Substances 0.000 claims abstract description 13
- 239000000779 smoke Substances 0.000 claims abstract description 6
- 239000002918 waste heat Substances 0.000 claims description 17
- 239000007789 gas Substances 0.000 claims description 13
- 239000003245 coal Substances 0.000 claims description 3
- 238000011084 recovery Methods 0.000 description 9
- 238000001816 cooling Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 239000003517 fume Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 235000019504 cigarettes Nutrition 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 235000019628 coolness Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003020 moisturizing effect Effects 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model provides steam and residual heat using device in a kind of flue gas.Steam and residual heat using device include refrigeration system, condensation water collection system, water chemical treatment system, smoke generating apptss and residual neat recovering system in flue gas.Refrigeration system includes evaporator, condenser, compressor, expansion joint and refrigerant；Condenser includes outlet end and arrival end；Evaporator includes outlet end and arrival end；The both ends of expansion joint are connected with evaporator inlet end with condensator outlet end respectively, and the both ends of compressor are connected with evaporator outlet end with condenser inlet end respectively；Refrigerant is in refrigeration systems.Condensation water collection system is connected with evaporator；Water chemical treatment system is connected with condensation water collection system；Residual neat recovering system is connected with water chemical treatment system.
Description
Technical field
The utility model is related to technical field of air pollution control, more particularly to steam and residual heat using device in flue gas.
Background technology
It is increasingly strict with national environmental protection policy, various cleanings, environmental protection generation technology using more and more extensive.Combustion gas
Generating set is in widespread attention as clean electric power generation technology, using natural gas as raw material, greatly reduces the pollution to environment, such as adopts
It is generated electricity with " combustion gas-Steam Combined Cycle " technology, generating efficiency is up to 50% or more, reaches same generated energy CO2Discharge capacity is only
For 40% or so, NO of coal-burning power plantXUsually in 20~30mg/m3, suspended particulate substance is little, SO2Almost 0, exhaust gas temperature exists
100 DEG C or so, environmentally friendly minimum discharge requirement can be met.
Coolant liquid for cooling system is usually using clean fresh water；Jet dynamic control using natural gas (make fuel,
Combustion process generates a large amount of vapor and is but expelled directly out the waste for causing water resource.While jet dynamic control discharged gas fume
Thermal energy can play the effect of energy-saving and emission-reduction as can greatly utilizing.
Utility model content
The purpose of this utility model is to provide a kind of high-temperature flue gas steam and remaining efficiently using jet dynamic control discharge
The device of heat.
In order to solve the above-mentioned technical problem, according to the one side of the utility model, in flue gas provided by the utility model
Steam and residual heat using device include refrigeration system, condensation water collection system, water chemical treatment system, smoke generating apptss and waste heat
Recovery system.Refrigeration system includes evaporator, condenser, compressor, expansion joint and refrigerant.Condenser has condensator outlet end
With condenser inlet end；Evaporator has evaporator outlet end and evaporator inlet end；The both ends of expansion joint are respectively and evaporator
Arrival end is connected with condensator outlet end, and the both ends of compressor are connected with evaporator outlet end with condenser inlet end respectively；It is cold
Matchmaker is in refrigeration systems.Condensation water collection system is connected with evaporator, and condensation water collection system is for recycling water in flue gas
Vapour.Water chemical treatment system is connected with condensation water collection system.Residual neat recovering system includes heat-exchange system and water treatment system, remaining
Heat recovery system is connected with water chemical treatment system, and residual neat recovering system is used for the waste heat in recovered flue gas.Smoke generating apptss and
Residual neat recovering system connects.
According to this aspect of the utility model, evaporator includes level-one evaporator and secondary evaporimeter, level-one evaporator
It is connected with secondary evaporimeter.
According to this aspect of the utility model, residual neat recovering system is waste heat boiler, residual neat recovering system and evaporator
It is connected.
According to this aspect of the utility model, smoke generating apptss are jet dynamic control, oil generating set and coal
One kind in charcoal generating set.
According to this aspect of the utility model, steam and residual heat using device further include chimney and condenser in flue gas
It is connected.
According to this aspect of the utility model, steam and residual heat using device further include and residual neat recovering system in flue gas
Connected exhaust gases passes, exhaust gases passes pass through evaporator and condenser.
To sum up, the utility model energy depth Mist heat recovering reduces system energy consumption.Secondly, Refrigeration Technique fully condenses
Vapor in flue gas makes the vapor in flue gas by a large amount of condensing recoveries, realizes discharged gas fume recycling.Furthermore it is condensed back to
The clean water water quality of receipts is good, water is sufficient, to substitute the waste heat boiler moisturizing of other approach, realizes jet dynamic control production
Water --- waste heat boiler condensed water self-loopa, waste heat boiler spot patch water, greatlys save water resource.Finally, refrigeration system energy
It realizes self-loopa, is not necessarily to additional power source, save the energy.
Description of the drawings
Fig. 1 is steam and residual heat using device schematic diagram in flue gas in the embodiments of the present invention.
Specific implementation mode
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is not intended to limit the scope of the present invention for illustrating the utility model.
Steam and residual heat using device schematic diagram in flue gas in embodiment as shown in Figure 1, steam and waste heat profit in flue gas
Include refrigeration system 5, condensation water collection system 7, water chemical treatment system 4 and residual neat recovering system 2 with device.
Refrigeration system 5 includes evaporator, condenser 5-4, compressor 5-3, expansion joint 5-5 and refrigerant.Refrigerant is entirely being made
In cooling system.The heat that " can be carried " in flue gas of refrigerant can be adjusted by controlling coolant quantity and compressor 5-3 actings
Temperature is arranged outside cooling extent and dry flue gas.In this present embodiment, evaporator includes level-one evaporator 5-1 and secondary evaporimeter 5-2,
Level-one evaporator 5-1 and secondary evaporimeter 5-2 join end to end, however the utility model does not do any limit to the number of evaporator
Fixed, in other embodiment, evaporator can be one or more.In evaporator, heat exchange, flue gas occur for flue gas and refrigerant
Heat is discharged, refrigerant absorbs heat, condensation vapor in flue gas, and depth Mist heat recovering reduces system energy consumption.
Residual neat recovering system 2 is connected with evaporator, and residual neat recovering system 2 includes heat-exchange system and water treatment system.
Condensation water collection system 7 is connected with level-one evaporator 5-1, secondary evaporimeter 5-2, for collecting flue gas in evaporator
The vapor of middle condensation.Water chemical treatment system 4 is connected with condensation water collection system 7, can be to collect in condensation water collection system 7
Condense Water warfare.Residual neat recovering system 2 is connected with water chemical treatment system 4, can be supplemented purified condensed water as make-up water
To the feed supply system of residual neat recovering system 2.Make the vapor in flue gas by a large amount of condensing recoveries, realizes discharged gas fume resource
Change.Meanwhile condensate quality is good, is polluted to device small.
There is condenser 5-4 condensator outlet end 10 and condenser inlet end 9, condenser 5-4 can make high temperature, high pressure
Refrigerant is contacted with low temperature dry flue gas, and release heat is for heating dry flue gas, refrigerant cooling condensation.Evaporator has evaporator outlet
End 8 and evaporator inlet end 11.The both ends of expansion joint 5-5 are connected with evaporator inlet end 11 with condensator outlet end 10 respectively,
Expansion joint 5-5 can by refrigerant further cool down, be depressured.The both ends of compressor 5-3 respectively with 8 He of evaporator outlet end
Condenser inlet end 9 is connected, and compressor 5-3 does work to refrigerant, forms the refrigerant of high temperature and pressure.Energy is realized in refrigeration systems
Self-loopa is not necessarily to additional power source, saves the energy.
In this present embodiment, residual neat recovering system 2 is waste heat boiler, however the utility model is to the class of residual neat recovering system
Type does not do any restriction, and in other embodiment, residual neat recovering system can also be cooling tower, gas scrubbing tower, injecting type heat
One kind in exchanger and mixing condenser.
In this present embodiment, steam with residual heat using device further includes the combustion gas being connected with residual neat recovering system 2 in flue gas
Generating set 1, however the utility model does not do jet dynamic control any restriction, in other embodiment and waste heat recovery
What system 2 was connected can also be oil generating set or coal generating set.
In this present embodiment, steam and residual heat using device further include that chimney 6 is connected with condenser 5-4 in flue gas.
In this present embodiment, steam with residual heat using device further includes the flue gas being connected with residual neat recovering system 2 in flue gas
Channel 3, exhaust gases passes 3 pass through level-one evaporator 5-1, secondary evaporimeter 5-2 and condenser 5-4.
In this present embodiment, jet dynamic control 1 is 300MW units (G grade), more than the high-temperature flue gas 21 of discharge initially enters
Heat recovery system 2,21 temperature of high-temperature flue gas is at 100 DEG C or more, after 2 heat-exchange system of residual neat recovering system, high-temperature flue gas 21
Amount of heat is recycled, and temperature is reduced to 100 DEG C of higher temperatures flue gases 22 formed below.Higher temperatures flue gas 22 enters refrigeration
System 5, after level-one evaporator 5-1, secondary evaporimeter 5-2, temperature is down to 30 DEG C of dry flue gas 23 formed below, higher temperatures flue gas
In 22 a large amount of vapor coolings condense into condensed water, condensed water enters water chemical treatment system 4 after condensation water collection system 7,
Enter 2 water treatment system of residual neat recovering system after carrying out purified treatment, is 2 make-up water of residual neat recovering system.Dry flue gas 23 passes through
The heat that refrigerant discharges in condenser 5-4 absorptive condensers 5-4 is crossed to be warming up to than forming tail gas 24 after external environment higher, through cigarette
It arranges outside chimney 6, when outer row will not condense generation " white cigarette "；Enter evaporator inlet through expansion joint 5-5 decompression coolings after refrigerant heat release
End 11 absorbs higher temperatures flue gas heat again, and the refrigerant after heat absorption becomes high temperature and pressure refrigerant after doing work by compressor 5-3, into
Enter condenser inlet end 9, forms cycle.
In this present embodiment, jet dynamic control 1 is 300MW units (G grades), about 1,500,000 Nm of exhaust gas volumn3/ h (flue gases
Water capacity is calculated by 12% volume fraction), by flue gas cool-down to 30 DEG C of (bodies of saturated steam content about 4.2% at 30 DEG C
Fraction) consider, then recycle condensation water quantity about 100t/h, it is contemplated that jet dynamic control waste-heat recovery device water supply rate of water make-up accounts for
About the 1%~5% of waste-heat recovery device evaporation capacity, condensed water is sufficient as the make-up water water of waste heat boiler, fully meets remaining
Heat boiler feeds water requirement, is not required to external nourishment source, realizes spot patch water truly.The utility model economy, ring
Guarantor, social benefit are considerable.
To sum up, the utility model energy depth Mist heat recovering reduces system energy consumption.Secondly, Refrigeration Technique fully condenses
Vapor in flue gas makes the vapor in flue gas by a large amount of condensing recoveries, realizes discharged gas fume recycling.Furthermore it is condensed back to
The clean water water quality of receipts is good, water is sufficient, to substitute the waste heat boiler moisturizing of other approach, realizes jet dynamic control production
Water --- waste heat boiler condensed water self-loopa, waste heat boiler spot patch water, greatlys save water resource.Finally, refrigeration system energy
It realizes self-loopa, is not necessarily to additional power source, save the energy.
Although the utility model is disclosed above by preferred embodiment, it is not limited to the utility model, it is any
This known those skilled in the art can make some changes and embellishment, therefore this practicality without departing from the spirit and scope of the utility model
Novel protection domain is when subject to claims range claimed.
Claims (6)
1. steam and residual heat using device in a kind of flue gas, which is characterized in that including：
Refrigeration system, the refrigeration system include evaporator, condenser, compressor, expansion joint and refrigerant；The condenser has
Condensator outlet end and condenser inlet end；The evaporator has evaporator outlet end and evaporator inlet end；The expansion
The both ends of section are connected with the evaporator inlet end with the condensator outlet end respectively, and the both ends of the compressor are respectively and institute
Evaporator outlet end is stated with the condenser inlet end to be connected；The refrigerant is in the refrigeration system；
Condensation water collection system, the condensation water collection system are connected with the evaporator, and the condensation water collection system is used for
Recycle steam in flue gas；
Water chemical treatment system is connected with the condensation water collection system；
Residual neat recovering system, including heat-exchange system and water treatment system, the residual neat recovering system and the water chemical treatment system
System is connected, and the residual neat recovering system is used for the waste heat in recovered flue gas；
Smoke generating apptss are connected with the residual neat recovering system.
2. steam and residual heat using device in flue gas as described in claim 1, which is characterized in that the evaporator includes level-one
Evaporator and secondary evaporimeter, the level-one evaporator are connected with the secondary evaporimeter.
3. steam and residual heat using device in flue gas as described in claim 1, which is characterized in that the residual neat recovering system is
Waste heat boiler, the residual neat recovering system are connected with the evaporator.
4. steam and residual heat using device in flue gas as described in claim 1, which is characterized in that the smoke generating apptss are
One kind in jet dynamic control, oil generating set and coal generating set.
5. steam and residual heat using device in flue gas as described in claim 1, which is characterized in that further include chimney and described
Condenser is connected.
6. steam and residual heat using device in flue gas as described in claim 1, which is characterized in that further include exhaust gases passes, and
The residual neat recovering system is connected；The exhaust gases passes pass through the evaporator and the condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820268752.XU CN207991349U (en) | 2018-02-24 | 2018-02-24 | Steam and residual heat using device in flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820268752.XU CN207991349U (en) | 2018-02-24 | 2018-02-24 | Steam and residual heat using device in flue gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207991349U true CN207991349U (en) | 2018-10-19 |
Family
ID=63825806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820268752.XU Active CN207991349U (en) | 2018-02-24 | 2018-02-24 | Steam and residual heat using device in flue gas |
Country Status (1)
| Country | Link |
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| CN (1) | CN207991349U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195216A (en) * | 2018-02-24 | 2018-06-22 | 李宜立 | Steam and residual heat using device and its technique in flue gas |
-
2018
- 2018-02-24 CN CN201820268752.XU patent/CN207991349U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195216A (en) * | 2018-02-24 | 2018-06-22 | 李宜立 | Steam and residual heat using device and its technique in flue gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231107 Address after: No. 1918, Cuntong Road, Dongxiao Street, Jindong District, Jinhua, Zhejiang Province 321000 (self declaration) Patentee after: ZHEJIANG DOWAY ADVANCED TECHNOLOGY Co.,Ltd. Address before: Room 301, No. 17 Chang'an Second Lane, Jianli County, Jingzhou City, Hubei Province, 433300 Patentee before: Yang Junwen |