CN208223216U - A kind of energy-storage type flue gas condensing system - Google Patents
A kind of energy-storage type flue gas condensing system Download PDFInfo
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- CN208223216U CN208223216U CN201820488845.3U CN201820488845U CN208223216U CN 208223216 U CN208223216 U CN 208223216U CN 201820488845 U CN201820488845 U CN 201820488845U CN 208223216 U CN208223216 U CN 208223216U
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- flue gas
- heat exchanger
- energy
- output end
- condenser
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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Abstract
The utility model discloses a kind of energy-storage type flue gas condensing systems, and in particular to power station condensation technology field.The system includes liquefied air accumulation of energy subsystem, flue gas condensing subsystem and power recovery subsystem, working principle of the system based on liquefied air accumulation of energy and flue gas condensing, using Cryogenic air and flue gas in the second condenser indirect heat exchange, Cryogenic air absorbs the condensation heat in flue gas, and vapor is recycled in flue gas.Liquefied air accumulation of energy is coupled with the technology of flue gas condensing, is efficiently solved the problems, such as power grid peak-valley difference, is improved energy utilization rate, and the thermal efficiency of boiler is increased substantially.
Description
Technical field
The utility model relates to power station condensation technology field, in particular to a kind of energy-storage type flue gas condensing system.
Background technique
China's peak load regulation network difficulty is distinct issues the most in China's electric power system dispatching operational process, electric energy accumulating technique
Exploitation achieve great success as winter or summer peak load is solved the problems, such as.Liquefied air energy-storage system can store up
Electric energy superfluous in night power grid is deposited, memory capacity is bigger, and storage device is then relatively small, and factor without geographical restrictions
It influences, therefore is very suitable to most area popularization and use.
Heat-engine plant wet desulfurization at present, coal are discharged in flue gas after changing gas containing a large amount of vapor, and a large amount of freshwater resources waves are caused
Expense, deterioration urban landscape, aggravation haze are formed.By condensed gas in the liquefied air recovered flue gas of low temperature, the energy is improved
Utilization rate, reduce the discharge of pollutant, improve flue gas emission visual effect, realize energy-saving and emission-reduction.
Summary of the invention
The purpose of this utility model is to provide a kind of energy-storage type flue gas condensing systems, to solve to mention in above-mentioned background technique
Out the problem of, to achieve the above object, the utility model, provide the following technical solutions: a kind of energy-storage type flue gas condensing system,
It is characterized in that, including liquefied air accumulation of energy subsystem, flue gas condensing subsystem and power recovery subsystem；
The liquefied air accumulation of energy subsystem includes air purifier, compressor, the first condenser, expanding machine, energy supply electricity
Net, throttle valve, the first gas-liquid separator, liquefied air storage tank and cold-storage device；The output end of air purifier and compressor phase
Even, energy supply power grid be connected with compressor, the output end of compressor is connected with the first condenser, the output end of the first condenser with it is swollen
Swollen machine be connected, between expanding machine and the first gas-liquid separator be equipped with throttle valve, the output end of the first gas-liquid separator respectively with compression
Machine is connected with liquefied air storage tank；
The flue gas condensing subsystem includes cryogenic pump, gasification heat exchanger, desulfurizing tower, the second condenser, heat exchanger, the
Two gas-liquid separators and reservoir；The arrival end of cryogenic pump is connected with liquefied air storage tank, and output end and the gasification of cryogenic pump are changed
Hot device be connected, the output end for the heat exchanger that gasifies is connected with the second condenser, the output end of the second condenser respectively with the second gas-liquid
Separator is connected with heat exchanger, and the output end of the second gas-liquid separator is connected with reservoir；
The power recovery subsystem includes turbine, generator, power grid, heat exchanger, gasification heat exchanger and cold-storage device；
The input terminal of turbine is connected with heat exchanger, and the output end of turbine is connected with generator and heat exchanger respectively, generator it is defeated
Outlet is connected with power grid, and heat exchanger is connected with gasification heat exchanger, and gasification heat exchanger is connected with cold-storage device.
Preferably, the cold-storage device and the first condenser form closed circuit.
Preferably, the heat exchanger is in the environment of high temperature and pressure.
Preferably, the turbine and generator coaxle.
Detailed description of the invention
Fig. 1 is energy-storage type flue gas condensing system structure diagram.
Wherein, 1 is air purifier, and 2 be compressor, and 3 is energize power grid, and 4 be the first condenser, and 5 be expanding machine, and 6 are
Throttle valve, 7 be the first gas-liquid separator, and 8 be reservoir, and 9 be liquefied air storage tank, and 10 be cryogenic pump, and 11 be gasification heat exchanger,
12 be the second gas-liquid separator, and 13 be desulfurizing tower, and 14 be the second condenser, and 15 be heat exchanger, and 16 be turbine, and 17 be power grid,
18 be generator, and 19 be cold-storage device.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the utility model provides a kind of technical solution: as shown in Figure 1, a kind of energy-storage type flue gas condensing system
System, including liquefied air accumulation of energy subsystem, flue gas condensing subsystem and power recovery subsystem；
The liquefied air accumulation of energy subsystem include air purifier 1, compressor 2, energy supply power grid 3, the first condenser 4,
Expanding machine 5, throttle valve 6, the first gas-liquid separator 7, liquefied air storage tank 9 and cold-storage device 19；The output of air purifier 1
End is connected with compressor 2, and energy supply power grid 3 is connected with compressor 2, and the output end of compressor 2 is connected with the first condenser 4, and first
The output end of condenser 4 is connected with expanding machine 5, and throttle valve 6, the first gas-liquid point are equipped between expanding machine 5 and the first gas-liquid separator 7
Output end from device 7 is connected with compressor 2 and liquefied air storage tank 9 respectively；
The flue gas condensing subsystem includes cryogenic pump 10, gasification heat exchanger 11, desulfurizing tower 13, the second condenser 14, heat
Exchanger 15, the second gas-liquid separator 12 and reservoir 8；The arrival end of cryogenic pump 10 is connected with liquefied air storage tank 9, low temperature
The output end of pump 10 is connected with gasification heat exchanger 11, and the output end of gasification heat exchanger 11 is connected with condenser 14, the second condenser
14 output end is connected with the second gas-liquid separator 12 and heat exchanger 15 respectively, the output end of the second gas-liquid separator 12 with
Reservoir 8 is connected；
The power recovery subsystem includes turbine 16, generator 18, power grid 17, heat exchanger 15, gasification heat exchanger 11
With cold-storage device 19；The input terminal of turbine 16 is connected with heat exchanger 15, and the output end of turbine 16 is connected with heat exchanger 15, hair
The output end of motor 18 is connected with power grid 17, and heat exchanger 15 is connected with gasification heat exchanger 11, and gasification heat exchanger 11 and cold-storage fill
19 are set to be connected.
The cold-storage device 19 and the first condenser 4 form closed circuit, and cold-storage device 19 is changed by closed circuit cooling
Hot device 3.
The heat exchanger 15 is in the environment of high temperature and pressure, evaporates liquefied air sufficiently.
The turbine 16 and generator 18 are coaxial, and turbine 16 drives generator 18 to generate electricity.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of energy-storage type flue gas condensing system, which is characterized in that including liquefied air accumulation of energy subsystem, flue gas condensing subsystem
With power recovery subsystem；
The liquefied air accumulation of energy subsystem includes air purifier (1), compressor (2), energy supply power grid (3), the first condenser
(4), expanding machine (5), throttle valve (6), the first gas-liquid separator (7), liquefied air storage tank (9) and cold-storage device (19)；Air
The output end of clarifier (1) is connected with compressor (2), and energy supply power grid (3) is connected with compressor (2), the output end of compressor (2)
It is connected with the first condenser (4), the output end of the first condenser (4) is connected with expanding machine (5), expanding machine (5) and the first gas-liquid
Throttle valve (6) are equipped between separator (7), the output end of the first gas-liquid separator (7) is stored up with compressor (2) and liquefied air respectively
Tank (9) is connected；
The flue gas condensing subsystem includes cryogenic pump (10), gasification heat exchanger (11), desulfurizing tower (13), the second condenser
(14), heat exchanger (15), the second gas-liquid separator (12) and reservoir (8)；The arrival end and liquefied air of cryogenic pump (10)
Storage tank (9) is connected, and the output end of cryogenic pump (10) is connected with gasification heat exchanger (11), the output end of gasification heat exchanger (11) with it is cold
Condenser (14) be connected, the output end of the second condenser (14) respectively with the second gas-liquid separator (12) and heat exchanger (15) phase
Even, the output end of the second gas-liquid separator (12) is connected with reservoir (8)；
The power recovery subsystem includes turbine (16), generator (18), power grid (17), heat exchanger (15), gasification heat exchange
Device (11) and cold-storage device (19)；The input terminal of turbine (16) is connected with heat exchanger (15), the output end and heat of turbine (16)
Exchanger (15) is connected, and the output end of generator (18) is connected with power grid (17), heat exchanger (15) and gasification heat exchanger (11)
It is connected, gasification heat exchanger (11) is connected with cold-storage device (19).
2. a kind of energy-storage type flue gas condensing system as described in claim 1, which is characterized in that the cold-storage device (19) and the
One condenser (4) forms closed circuit.
3. a kind of energy-storage type flue gas condensing system as described in claim 1, which is characterized in that the heat exchanger (15) is in
The environment of high temperature and pressure.
4. a kind of energy-storage type flue gas condensing system as described in claim 1, which is characterized in that the turbine (16) and generator
(18) coaxial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820488845.3U CN208223216U (en) | 2018-04-09 | 2018-04-09 | A kind of energy-storage type flue gas condensing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820488845.3U CN208223216U (en) | 2018-04-09 | 2018-04-09 | A kind of energy-storage type flue gas condensing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208223216U true CN208223216U (en) | 2018-12-11 |
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ID=64514134
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820488845.3U Expired - Fee Related CN208223216U (en) | 2018-04-09 | 2018-04-09 | A kind of energy-storage type flue gas condensing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208223216U (en) |
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2018
- 2018-04-09 CN CN201820488845.3U patent/CN208223216U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181211 Termination date: 20190409 |