CN108952865A - The overcritical hydro-thermal burning of coal recycles the electricity generation system coupled with supercritical carbon dioxide - Google Patents
The overcritical hydro-thermal burning of coal recycles the electricity generation system coupled with supercritical carbon dioxide Download PDFInfo
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- CN108952865A CN108952865A CN201810568234.4A CN201810568234A CN108952865A CN 108952865 A CN108952865 A CN 108952865A CN 201810568234 A CN201810568234 A CN 201810568234A CN 108952865 A CN108952865 A CN 108952865A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
- F01K25/08—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
- F01K25/10—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours the vapours being cold, e.g. ammonia, carbon dioxide, ether
- F01K25/103—Carbon dioxide
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K13/00—General layout or general methods of operation of complete plants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K21/00—Steam engine plants not otherwise provided for
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K21/00—Steam engine plants not otherwise provided for
- F01K21/04—Steam engine plants not otherwise provided for using mixtures of steam and gas; Plants generating or heating steam by bringing water or steam into direct contact with hot gas
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
- F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
- F01K23/06—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K27/00—Plants for converting heat or fluid energy into mechanical energy, not otherwise provided for
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Abstract
The invention discloses a kind of overcritical hydro-thermal burnings of coal to recycle the electricity generation system coupled with supercritical carbon dioxide, which includes overcritical hydro-thermal combustion reaction device, supercritical carbon dioxide circulation electric generating apparatus and the assisted heating device of coal;In the electricity generation system, the overcritical hydro-thermal combustion reaction device and assisted heating device of coal provide heat source, and the supercritical carbon dioxide in supercritical carbon dioxide circulation electric generating apparatus is cycle fluid.The present invention is using supercritical carbon dioxide as cycle fluid, the overcritical hydro-thermal burning of coal is main heating source, the heat that methyl hydride combustion generates is auxiliary thermal source, and pass through cascaded utilization of energy, promote coal electricity Efficient Conversion, it is comprehensive to realize the zero-emission that the pollutants such as oxysulfide, nitrogen oxides, dust and carbon dioxide greenhouse gas are realized while coal-firing efficient power generation.
Description
Technical field
The invention belongs to the cleaning combustion power generation field of coal, in particular to a kind of overcritical hydro-thermal burning of coal and overcritical two
Aoxidize the electricity generation system of carbon cycle coupling.
Background technique
Coal is one of most important fossil fuel in China or even world wide, and it is to realize me that its clean and effective, which utilizes,
The key of state's economy and environment sustainable development strategy, and the power generation of the clean and effective of coal is then the most important thing therein.For
Current fossil-fired unit energy consumption is higher, and pollutant discharge amount is big, and removing is at high cost, and is carbon dioxide isothermal chamber gas
The status in one of primary discharge source, the coal-fired power generator set for trying to explore and developing high-efficiency cleaning low-carbon are very necessary.
The overcritical hydro-thermal burning of coal is that a kind of have flame combustion reaction in supercritical water using coal and oxidant
Novel coal combustion technology.Compared with the conventional combustion technology of coal, the overcritical hydro-thermal of coal is burnt without oxysulfide, nitrogen oxidation
The advantages such as object, dust generate, and collecting carbonic anhydride is at low cost, being not required to the end equipments such as desulphurization and denitration, dedusting can be realized pollution
The source of object controls, and can realize the low cost trapping and zero-emission of carbon dioxide, has superior environmental-protecting performance and economic effect
Benefit.
It can be achieved under the conditions of equivalent parameters using supercritical carbon dioxide as the Closed Brayton Power Cycle of working medium brighter than steam
The higher cycle efficieny of circulation is agreed, in recent years by extensive concern both domestic and external.Supercritical carbon dioxide circulation has critical
Nearby work done during compression is small for point, and flowing and heat-transfer character are good, and turbomachinery volume reduces at double, and system structure is compact, occupied area
The advantages such as small.By supercritical carbon dioxide cycle applications in coal-based power generation, system effectiveness and economic benefit Improvement are larger.
The patent of Publication No. CN103925587B discloses a kind of overcritical hydro-thermal combustion power generation device of fire coal, described
The deficiencies such as system still uses the traditional rankine cycle using water vapour as cycle fluid, and it is low that there are fluid properties, and generating efficiency is low;It is public
The patent that the number of opening is CN105604618A disclose a kind of supercritical water coal dust direct oxidation composite work medium cycle generating system and
Method pushes directly on steam turbine acting power generation by supercritical water reaction device outlet high-temperature high-voltage reaction fluid, unsupported indirect
The power cycle of heating.
Summary of the invention
Goal of the invention: higher for current fossil-fired unit energy consumption, pollutant discharge amount is big, and removing is at high cost, and
The problem of being one of the primary discharge source of carbon dioxide isothermal chamber gas, provides one kind using supercritical carbon dioxide as circulation industrial
Matter, the overcritical hydro-thermal burning of coal is main heating source, and the heat that methyl hydride combustion generates is the coal generating system of auxiliary thermal source, and leads to
Cascaded utilization of energy is crossed, coal electricity Efficient Conversion is promoted, comprehensive realize realizes oxysulfide, nitrogen oxidation while coal-firing efficient generates electricity
The zero-emission of the pollutants such as object, dust and carbon dioxide greenhouse gas.
Technical solution: the present invention provides a kind of power generation that the overcritical hydro-thermal burning of coal is coupled with supercritical carbon dioxide circulation
System, the electricity generation system include the overcritical hydro-thermal combustion reaction device of coal, supercritical carbon dioxide circulation electric generating apparatus and auxiliary
Help heating device;In the electricity generation system, the overcritical hydro-thermal combustion reaction device and assisted heating device of coal provide heat source, super to face
Supercritical carbon dioxide in boundary's carbon dioxide recycle power generator is cycle fluid.
The overcritical hydro-thermal combustion reaction device of coal includes coal water slurry storage tank, high pressure water-coal slurry pump, First Heat Exchanger, second
Heat exchanger, overcritical hydro-thermal combustion reactor, water circulating pump, third heat exchanger, the 4th heat exchanger, carbon dioxide separator and oxygen
Gas conveying assembly, First Heat Exchanger, the second heat exchanger, third heat exchanger and the 4th heat exchanger respectively include high temperature side and low temperature
Side;Coal water slurry storage tank, high pressure water-coal slurry pump, First Heat Exchanger low temperature side, the second heat exchanger low temperature side, the burning of overcritical hydro-thermal are anti-
Device, third heat exchanger high temperature side, the 4th heat exchanger high temperature side and carbon dioxide separator is answered to be sequentially connected logical, oxygen conveying group
The oxygen delivery outlet of part is connected with the fuel inlet of overcritical hydro-thermal combustion reactor.Second heat exchanger high temperature side, third are changed
Hot device low temperature side is connected to form circulating water loop with water circulating pump, and the lime-ash generated in coal combustion process falls into ash collection
Device.The overcritical hydro-thermal combustion reaction device of supercritical carbon dioxide circulation electric generating apparatus and coal is burnt anti-by overcritical hydro-thermal
Device is answered to be coupled.
The overcritical hydro-thermal combustion reaction device of coal further includes particle separator, Particulate Filter, gas turbine, water
Turbine, liquid waste treating apparatus and carbon dioxide capture device;Carbon dioxide separator is provided with gaseous phase outlet and liquid-solid phase outlet
(i.e. the outlet of liquid phase and solid phase), gaseous phase outlet, gas turbine and carbon dioxide capture device are sequentially connected, liquid-solid phase outlet with
Particle separator entrance is connected, and particle separator is provided with liquid-phase outlet and solid-phase outlet, liquid-phase outlet, the hydraulic turbine and useless
Liquid processing device is sequentially connected, and solid-phase outlet is connected with the Particulate Filter.
Oxygen conveying assembly includes the air-separating plant, oxygen compressor and oxygen preheater being sequentially connected, and oxygen is pre-
Hot device includes high temperature side and low temperature side, oxygen preheater low temperature side outlet (i.e. oxygen delivery outlet) and overcritical hydro-thermal combustion reaction
Device is connected.
Supercritical carbon dioxide circulation electric generating apparatus includes that cooler, the first heating surface, the second heating surface, third are heated
Face, carbon dioxide low pressure turbine, CO 2 high pressure turbine, the 5th heat exchanger, high temperature regenerator, recompression machine, main compressor,
Cryogenic regenerator and generator, the 5th heat exchanger, high temperature regenerator and cryogenic regenerator respectively include high temperature side and low temperature side, the
One heating surface is arranged in overcritical hydro-thermal combustion reactor;First heating surface, the second heating surface, CO 2 high pressure turbine,
Third heating surface, low pressure turbine, high temperature regenerator high temperature side and cryogenic regenerator high temperature side are sequentially connected logical, cryogenic regenerator height
Warm side outlet respectively with First Heat Exchanger high temperature side entrance and recompression machine entrance be connected, First Heat Exchanger high temperature side outlet with
Cooler entrance is connected, and cooler outlet is connected with main compressor entrance, main compressor outlet respectively with cryogenic regenerator
Low temperature side entrance is connected with the 4th heat exchanger low temperature side entrance, and cryogenic regenerator low temperature side outlet is low with high temperature regenerator respectively
Warm side entrance is connected with the 5th heat exchanger low temperature side entrance, and the 4th heat exchanger low temperature side outlet enters with the 5th heat exchanger low temperature side
Mouth is connected, and the 5th heat exchanger low temperature side outlet and high temperature regenerator low temperature side outlet are connected with the first heating surface entrance respectively
It is logical.
Auxiliary heating system includes gas turbine, methyl hydride combustion room, condenser and carbon dioxide separator;Methyl hydride combustion
Room, gas turbine, the 5th heat exchanger high temperature side, oxygen preheater high temperature side, condenser and carbon dioxide separator are sequentially connected
Logical, the oxygen delivery outlet of methyl hydride combustion chamber inlet and oxygen conveying assembly is interconnected, and carbon dioxide separator outlet is connected with
Carbon dioxide capture device.Second heating surface and third heating surface are arranged in methyl hydride combustion room.Supercritical carbon dioxide circulation
Power generator is coupled with assisted heating device by methyl hydride combustion room.
Oxygen compressor, main compressor, recompression machine, high pressure turbine, low pressure turbine, gas turbine, the hydraulic turbine, gas are saturating
Gentle generator coaxle arrangement.
Recirculated water is traditional apparatus of thermo-electric power boiler water supply in circulating water loop.Water-coal-slurry is the water of standard coal according to calorific value conversion
The mass concentration of coal slurry, standard coal is not less than 35wt%.It is cooling that cooler and condenser are all made of cooling water.
The working principle of the invention is: water-coal-slurry pumps out successively from coal water slurry storage tank outlet through high pressure water-coal slurry pump, first
Heat exchanger, the second heat exchanger, which enter in overcritical hydro-thermal combustion reactor, to burn, the dirts such as no oxysulfide, nitrogen oxides, dust
Contaminate object discharge.Overcritical hydro-thermal combustion reactor exiting flue gas is successively after third heat exchanger, the 4th heat exchanger are cooling, in flue gas
Supercritical water is cooled into liquid water, and carbon dioxide in flue gas is separated through carbon dioxide separator is sent into gas turbine acting, returns
It is sent into carbon dioxide capture device after receiving pressure energy, carbon dioxide obtains low cost and traps and realize zero-emission.Carbon dioxide point
Enter the hydraulic turbine after particle separator removes particulate matter from the isolated liquid of device to do work, through liquid waste processing after release pressure energy
Device processing recycles.Fluid pressure energy is effectively recycled, and system capacity loss reduces, and system overall efficiency improves.
Using methyl hydride combustion as auxiliary thermal source, flue gas enters gas turbine acting after methane enters the reaction of methyl hydride combustion room,
Combustion turbine exhaustion is successively after the 5th heat exchanger, oxygen preheater, condenser are cooling, and carbon dioxide in flue gas is by carbon dioxide
Carbon dioxide capture device is sent into separator separation, realizes carbon dioxide zero discharge.
After supercritical carbon dioxide is arranged at the heating of the first heating surface in overcritical hydro-thermal combustion reactor, into first
The second heating surface arranged in alkane combustion chamber is overheated, and CO 2 high pressure turbine exports supercritical carbon dioxide working medium and enters
Third heating surface carries out single reheat, makes to recycle high parameter efficient operation.Supercritical carbon dioxide is used in main compressor outlet
Recycling coal-fired flue-gas waste heat is shunted, recycling gas turbine is shunted using supercritical carbon dioxide in high temperature regenerator low temperature side entrance
Fume afterheat is shunted using supercritical carbon dioxide in cryogenic regenerator low temperature side outlet, flows to the tributary in main compressor direction
Cooler first is entered back into water-coal-slurry preheating, energy obtains cascade utilization, effectively reduces thermal loss, improves system entirety
Efficiency.
Air is made oxygen after oxygen enters oxygen compressor compression through air-separating plant and further preheats through oxygen
Device preheating is shunted in oxygen preheater outlet, leads to the hot combustion reactor of supercritical water all the way, lead to methyl hydride combustion all the way
Room.
The invention has the following advantages:
1. in electricity generation system of the invention, the collecting carbonic anhydride that coal combustion generates is at low cost, it is easy to accomplish carbon dioxide
Zero-emission.Since the carbon dioxide of generation dissolves each other completely with supercritical water, and carbon dioxide solubility in liquid water is very low, cigarette
Carbon dioxide is easily separated after temperature degree reduces, and realizes the low cost trapping of carbon dioxide.
2. electricity generation system of the invention can be realized the zero release of pollutant such as oxysulfide, nitrogen oxides, dust.Due to combustion
It is lower (650-700 DEG C) to burn temperature, so combustion process nitrogenfree oxide generates;The hetero atoms such as sulphur, chlorine and phosphorus are oxidized respectively
At corresponding inorganic acid radical ion, stable inorganic salts are formed with metallic element in coal;Solid ash and particulate matter respectively by
Ash collection device and Particulate Filter are collected;Whole system is without pollutant emissions such as dust, oxysulfide, nitrogen oxides.
3. it is high to realize circulation high parameter to electricity generation system of the invention using the auxiliary heating of working medium and cascaded utilization of energy
Effect operation and system thermal energy and pressure energy make full use of.The high temperature titanium dioxide flowed out from overcritical hydro-thermal combustion reactor
Carbon working medium pushes the acting of CO 2 high pressure turbine after the overheat of methyl hydride combustion room, and pushes low pressure turbine to do through single reheat
Function improves supercritical carbon dioxide cycle efficieny;The carbon dioxide that overcritical hydro-thermal combustion reactor smoke evacuation is isolated enters gas
The acting of body turbine, while the liquid isolated enters the hydraulic turbine after ash disposal is handled and does work, and effectively recycles pressure energy, reduces system energy
Amount loss, improves system overall efficiency.Overcritical hydro-thermal combustion reactor and combustion gas are recycled using supercritical carbon dioxide tributary
Turbine fume afterheat preheats water-coal-slurry using regenerator high temperature side outlet supercritical carbon dioxide, utilizes the 5th heat exchange
Device low exit temperature flue gas preheats oxygen, effectively reduces system heat losses, lifting system generating efficiency.
4. electricity generation system of the invention integrally tends to minimize, compact-sized, occupied area is small.It is super to face with steam phase ratio
Boundary's carbon dioxide working medium energy density is high, and turbomachinery is the 1/10~1/20 of conventional vapor turbine.
Detailed description of the invention
Fig. 1 is the electricity generation system figure that the overcritical hydro-thermal burning of coal is coupled with supercritical carbon dioxide circulation.
Wherein, 1, coal water slurry storage tank;2, high pressure water-coal slurry pump;3, First Heat Exchanger;4, cooler;5, the second heat exchanger;
6, overcritical hydro-thermal combustion reactor;7, water circulating pump;8, third heat exchanger;9, the 4th heat exchanger;10, carbon dioxide separation
Device;11, particle separator;12, Particulate Filter;13, gas turbine;14, the hydraulic turbine;15, liquid waste treating apparatus;16,
Carbon dioxide capture device;17, gas turbine;18, carbon dioxide low pressure turbine;19, CO 2 high pressure turbine;20, the 5th
Heat exchanger;21, high temperature regenerator;22, methyl hydride combustion room;23, machine is recompressed;24, main compressor;25, ash collection device;26,
Cryogenic regenerator;27, oxygen preheater;28, oxygen compressor;29, air-separating plant;30, condenser;31, carbon dioxide
Separator;32, generator;33, the first heating surface;34, the second heating surface;35, third heating surface.
Specific embodiment
The invention will be described in further detail with reference to the accompanying drawing.
As shown in Figure 1, the electricity generation system that the overcritical hydro-thermal burning of coal is coupled with supercritical carbon dioxide circulation includes coal
Overcritical hydro-thermal combustion reaction system, supercritical carbon dioxide cycle generating system and auxiliary heating system.
The overcritical hydro-thermal combustion system of the coal include coal water slurry storage tank 1, high pressure water-coal slurry pump 2, First Heat Exchanger 3,
Second heat exchanger 5, overcritical hydro-thermal combustion reactor 6, water circulating pump 7, third heat exchanger 8, the 4th heat exchanger 9, carbon dioxide
Separator 10, particle separator 11, Particulate Filter 12, gas turbine 13, the hydraulic turbine 14, liquid waste treating apparatus 15, two
Carbonoxide capturing device 16, oxygen preheater 27, oxygen compressor 28, air-separating plant 29;The outlet of coal water slurry storage tank 1 and height
Pressure 2 entrance of water-coal slurry pump is connected, and the outlet of air-separating plant 29 is connected with 28 entrance of oxygen compressor, oxygen compressor 28
Outlet is connected with 27 low temperature side entrance of oxygen preheater, the outlet of high pressure water-coal slurry pump 2 and 3 low temperature side entrance phase of First Heat Exchanger
Connection, 3 low temperature side outlet of First Heat Exchanger are connected with 5 low temperature side entrance of the second heat exchanger, 5 low temperature side outlet of the second heat exchanger
It is connected with 27 low temperature side outlet of oxygen preheater with overcritical 6 fuel side entrance of hydro-thermal combustion reactor, overcritical hydro-thermal combustion
It burns 6 fuel side outlet of reactor to be connected with 8 high temperature side entrance of third heat exchanger, 8 high temperature side outlet of third heat exchanger and the 4th
9 high temperature side entrance of heat exchanger is connected, and 9 high temperature side outlet of the 4th heat exchanger is connected with 10 entrance of carbon dioxide separator, and two
Oxidation 10 gas phase side outlet of carbon separation unit is connected with 13 entrance of gas turbine, and the outlet of gas turbine 13 is filled with collecting carbonic anhydride
It sets 16 to be connected, 10 liquid phase side outlet of carbon dioxide separator is connected with 11 entrance of particle separator, particle separator
11 liquid phase side outlets are connected with 14 entrance of the hydraulic turbine, and the outlet of the hydraulic turbine 14 is connected with liquid waste treating apparatus 15, particulate matter point
It is connected from 11 solid phase side outlet of device with particulate collection device 12,8 low temperature side of 5 high temperature side of the second heat exchanger and third heat exchanger
It is connected to form circulating water loop with water circulating pump 7, the lime-ash generated in coal combustion process falls into ash collection device 25.
Supercritical carbon dioxide cycle generating system includes cooler 4, the first heating surface 33, the second heating surface 34, third
Heating surface 35, CO 2 high pressure turbine 19, the 5th heat exchanger 20, high temperature regenerator 21, is pressed at carbon dioxide low pressure turbine 18 again
Contracting machine 23, main compressor 24, cryogenic regenerator 26, generator 32;First heating surface 33 exports working medium through in methyl hydride combustion room 22
It is connected after second heating surface 34 overheat with 19 entrance of CO 2 high pressure turbine, CO 2 high pressure turbine 19 exports working medium warp
It is connected after 35 reheating of third heating surface with 18 entrance of low pressure turbine in methyl hydride combustion room 22, the outlet of low pressure turbine 18 is returned with high temperature
Hot 21 high temperature side entrance of device is connected, and 21 high temperature side outlet of high temperature regenerator is connected with 26 high temperature side entrance of cryogenic regenerator,
26 high temperature side outlet of cryogenic regenerator is connected with 3 high temperature side entrance of First Heat Exchanger and 23 entrance of recompression machine, the first heat exchange
3 high temperature side outlet carbon dioxide of device enters main compressor 24, the outlet of main compressor 24 and cryogenic regenerator after cooler 4 is cooling
26 low temperature side entrances are connected with 9 low temperature side entrance of the 4th heat exchanger, 26 low temperature side outlet of cryogenic regenerator and high temperature regenerator
21 low temperature side entrances are connected with 20 low temperature side entrance of the 5th heat exchanger, 9 low temperature side outlet of the 4th heat exchanger and the 5th heat exchanger
20 low temperature side entrances are connected, 20 low temperature side outlet of the 5th heat exchanger and 21 low temperature side outlet of high temperature regenerator and the first heating surface
33 entrances are connected.Generator 32 connects the hydraulic turbine 14.
Auxiliary heating system includes gas turbine 17, methyl hydride combustion room 22, condenser 30, carbon dioxide separator 31;First
22 entrance of alkane combustion chamber is connected with 27 low temperature side outlet of oxygen preheater, and flue gas is sent to gas turbine after methane and oxygen combustion
17, the outlet of gas turbine 17 is connected with 20 high temperature side entrance of the 5th heat exchanger, 20 high temperature side outlet of the 5th heat exchanger and oxygen
27 high temperature side entrance of preheater is connected, and 27 high temperature side outlet of oxygen preheater is connected with 30 entrance of condenser, condenser 30
Outlet is connected with 31 entrance of carbon dioxide separator, and the outlet of carbon dioxide separator 31 is connected with carbon dioxide capture device 16
It is logical.
Supercritical carbon dioxide cycle generating system and the overcritical hydro-thermal combustion reaction system of coal, auxiliary heating system are distinguished
It is coupled by overcritical hydro-thermal combustion reactor 6 and methyl hydride combustion room 22.
Oxygen compressor 28, main compressor 24, recompression machine 23, high pressure turbine 19, low pressure turbine 18, gas turbine 17,
The hydraulic turbine 14, gas turbine 13 and generator 32 are coaxially arranged.
Recirculated water is traditional apparatus of thermo-electric power boiler water supply in circulation.Water-coal-slurry is the water of standard coal according to calorific value conversion
The mass concentration of coal slurry, standard coal is not less than 35wt%.It is cooling that the cooler 4 and condenser 30 are all made of cooling water.
First heating surface 33 is arranged in overcritical hydro-thermal combustion reactor 6 absorbs coal combustion by way of convection current and radiation
Release heat is burnt, the second heating surface 34 and third heating surface 35 are arranged in methyl hydride combustion room 22, pass through the side of convection current and radiation
Formula absorbs methyl hydride combustion heat.
Using the overcritical hydro-thermal combustion heat release amount of coal as main heat source, water-coal-slurry is pumped out from the outlet of coal water slurry storage tank 1 and is successively passed through
Water-coal slurry pump 2, First Heat Exchanger 3, the second heat exchanger 5 enter burning in overcritical hydro-thermal combustion reactor 6 and generate flue gas, super to face
Hydro-thermal combustion reactor 6 exiting flue gas in boundary's is successively through the recirculated water in third heat exchanger 8, overcritical two in the 4th heat exchanger 9
After carbonoxide tributary is cooling, supercritical water is cooled into liquid water in flue gas, and carbon dioxide in flue gas is through carbon dioxide separator
10 separation are sent into gas turbine 13 and do work, and feeding carbon dioxide capture device 16 traps after recycling pressure energy, carbon dioxide separator
10 isolated liquid through particle separator 11 remove particulate matter after enter the hydraulic turbine 14 do work, discharge pressure energy after through waste liquid at
The processing of device 15 is managed to recycle.
Supercritical carbon dioxide circulate on the basis of recompression layout using methyl hydride combustion room 22 carry out overheat and it is primary again
Heat shunts recycling coal-fired flue-gas waste heat using supercritical carbon dioxide in the outlet of main compressor 24, in 21 low temperature of high temperature regenerator
Side entrance shunts recycling 17 fume afterheat of gas turbine using supercritical carbon dioxide, and 26 low temperature side outlet of cryogenic regenerator uses
Supercritical carbon dioxide shunts, and flows to 24 direction tributary of main compressor and first enters back into cooler 4 to water-coal-slurry preheating.
Using methyl hydride combustion as auxiliary thermal source, methane enters the flue gas generated after 22 combustion heat release of combustion chamber and enters combustion gas wheel
Machine 17 does work, and gas turbine 17 is vented successively after the 5th heat exchanger 20, oxygen preheater 27, condenser 30 are cooling, in flue gas
Carbon dioxide is separated by carbon dioxide separator 31 and is sent into carbon dioxide capture device 16.
Oxygen is made through air-separating plant 29 in air, after oxygen enters the compression of oxygen compressor 28, further through oxygen
Preheater 27 preheats, and is shunted in the outlet of oxygen preheater 27, leads to the hot combustion reactor 6 of supercritical water, a-road-through all the way
To combustion chamber 22.
This electricity generation system when specific operation, water-coal-slurry from storage tank 1 after high pressure water-coal slurry pump 2 boosts to 25MPa, through
One heat exchanger 3 and third heat exchanger 5 squeeze into overcritical hydro-thermal combustion reactor 6 after being preheated to 300 DEG C.Oxygen is filled through air separation
Set 29 produce after, be compressed to 25MPa through oxygen compressor 28, oxygen preheater 27 is preheated to 300 DEG C, is sent into the combustion of overcritical hydro-thermal
Burn reactor 6.Combustion reaction occurs in overcritical hydro-thermal combustion reactor 6 and releases heat, overcritical hydro-thermal combustion for coal and oxygen
Burning temperature in reactor 6 is 650-700 DEG C.Generation lime-ash is settled in coal combustion process is collected by ash collection device 25, burns
Flue gas enters back into the 4th heat exchanger 9 and is dropped by supercritical carbon dioxide tributary after third heat exchanger 8 is cooled down by circulating water
Temperature, supercritical water is changed into liquid water in flue gas therebetween.Then successively through carbon dioxide separator 10,11 He of particle separator
After gas turbine 13, the hydraulic turbine 14 recycle pressure energy, carbon dioxide in flue gas enters carbon dioxide capture device 16, and waste water enters useless
Liquid processing device 15 carries out processing recycling.
Coal combustion generates heat and is inhaled through the first heating surface 33 in overcritical hydro-thermal combustion reactor 6 by supercritical carbon dioxide
Enter methyl hydride combustion room 22 after receipts and be superheated to 650 DEG C, does work and generate electricity into high pressure turbine 19,19 intake condition of high pressure turbine is
25MPa, 650 DEG C;High pressure turbine 19 exports working medium and low pressure turbine 18 is pushed to do work after methyl hydride combustion room reheats to 650 DEG C.It does
For lack of gas after high temperature regenerator 21 and cryogenic regenerator 26 recycle heat, a part enters 3 high temperature side pair of First Heat Exchanger after function
Water-coal-slurry carries out preheating and is cooled to 32 DEG C, after 7.9MPa through cooler 4, is compressed by main compressor 24;Another part directly into
Enter the compression of recompression machine 23.Main compressor 24 exports supercritical carbon dioxide working medium a part and enters 26 low temperature of cryogenic regenerator
Side, a part branch to the 4th heat exchanger 9.26 low temperature side outlet supercritical carbon dioxide working medium of cryogenic regenerator and recompression machine
23 outlet supercritical carbon dioxide working medium converge rear portion and enter 21 low temperature side of high temperature regenerator, a part and the 4th regenerator
9 low temperature side outlet supercritical carbon dioxides converge into 20 low temperature side of the 5th heat exchanger.5th heat exchanger, 20 low temperature side outlet is super
Critical carbon dioxide and 21 low temperature side outlet supercritical carbon dioxide of high temperature regenerator enter the first heating surface 33 after converging, and are formed
Supercritical carbon dioxide working medium circulation.
22 exiting flue gas of methyl hydride combustion room enters the acting of gas turbine 17, and gas turbine 17 is discharged fume successively through the 5th heat exchanger
20, oxygen preheater 27 enters the condensation of condenser 30 after recycling heat, is carried out after gas-liquid separation by carbon dioxide capture device 16
Carbon capture.
Recirculated water cools down coal-fired flue-gas under the driving of water circulating pump 7, preheats to water-coal-slurry, forms water
Circulation.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of overcritical hydro-thermal burning of coal recycles the electricity generation system coupled with supercritical carbon dioxide, which is characterized in that the hair
Electric system includes the overcritical hydro-thermal combustion reaction device, supercritical carbon dioxide circulation electric generating apparatus and auxiliary heating dress of coal
It sets.
2. the overcritical hydro-thermal burning of coal according to claim 1 recycles the electricity generation system coupled with supercritical carbon dioxide,
It is characterized in that, the overcritical hydro-thermal combustion reaction device of the coal and the assisted heating device provide in the electricity generation system
Heat source, the supercritical carbon dioxide in the supercritical carbon dioxide circulation electric generating apparatus are cycle fluid.
3. the overcritical hydro-thermal burning of coal according to claim 1 recycles the electricity generation system coupled with supercritical carbon dioxide,
It is characterized in that, the overcritical hydro-thermal combustion reaction device of the coal includes coal water slurry storage tank (1), high pressure water-coal slurry pump (2),
One heat exchanger (3), the second heat exchanger (5), overcritical hydro-thermal combustion reactor (6), water circulating pump (7), third heat exchanger (8),
4th heat exchanger (9), carbon dioxide separator (10) and oxygen conveying assembly, the First Heat Exchanger (3), the second heat exchanger
(5), third heat exchanger (8) and the 4th heat exchanger (9) respectively include high temperature side and low temperature side;The coal water slurry storage tank (1), high pressure
Water-coal slurry pump (2), First Heat Exchanger (3) low temperature side, the second heat exchanger (5) low temperature side, overcritical hydro-thermal combustion reactor (6),
Third heat exchanger (8) high temperature side, the 4th heat exchanger (9) high temperature side and carbon dioxide separator (10) are sequentially connected logical, and second changes
Hot device (5) high temperature side, water circulating pump (7) are connected to form circulating water loop with third heat exchanger (8) low temperature side;The oxygen is defeated
The oxygen delivery outlet of sending component is connected with the fuel inlet of the overcritical hydro-thermal combustion reactor (6).
4. the overcritical hydro-thermal burning of coal according to claim 3 recycles the electricity generation system coupled with supercritical carbon dioxide,
It is characterized in that, the overcritical hydro-thermal combustion reaction device of the supercritical carbon dioxide circulation electric generating apparatus and the coal passes through
Overcritical hydro-thermal combustion reactor (6) is coupled.
5. the overcritical hydro-thermal burning of coal according to claim 3 recycles the electricity generation system coupled with supercritical carbon dioxide,
It is characterized in that, the overcritical hydro-thermal combustion reaction device of the coal further includes particle separator (11), Particulate Filter
(12), gas turbine (13), the hydraulic turbine (14), liquid waste treating apparatus (15) and carbon dioxide capture device (16);The dioxy
Change carbon separation unit (10) and is provided with gaseous phase outlet and liquid-solid phase outlet, the gaseous phase outlet, gas turbine (13) and carbon dioxide
Capturing device (16) is sequentially connected, and the liquid-solid phase outlet is connected with the particle separator (11) entrance, the particulate matter
Separator (11) is provided with liquid-phase outlet and solid-phase outlet, the liquid-phase outlet, the hydraulic turbine (14) and liquid waste treating apparatus (15)
It is sequentially connected, the solid-phase outlet is connected with the Particulate Filter (12).
6. the overcritical hydro-thermal burning of coal according to claim 3 recycles the electricity generation system coupled with supercritical carbon dioxide,
It is characterized in that, the oxygen conveying assembly includes the air-separating plant (29), oxygen compressor (28) and oxygen being sequentially connected
Air preheater (27), the oxygen preheater (27) include high temperature side and low temperature side, and oxygen preheater (27) low temperature side goes out
Mouth is connected with the overcritical hydro-thermal combustion reactor (6).
7. the overcritical hydro-thermal burning of coal according to claim 3 recycles the electricity generation system coupled with supercritical carbon dioxide,
It is characterized in that, the supercritical carbon dioxide circulation electric generating apparatus include cooler (4), the first heating surface (33), second by
Hot face (34), third heating surface (35), carbon dioxide low pressure turbine (18), CO 2 high pressure turbine (19), the 5th heat exchanger
(20), high temperature regenerator (21), recompression machine (23), main compressor (24) and cryogenic regenerator (26), the 5th heat exchanger
(20), high temperature regenerator (21) and cryogenic regenerator (26) respectively include high temperature side and low temperature side, first heating surface (33)
It is arranged in the overcritical hydro-thermal combustion reactor (6);First heating surface (33), the second heating surface (34), titanium dioxide
Carbon high pressure turbine (19), third heating surface (35), low pressure turbine (18), high temperature regenerator (21) high temperature side and cryogenic regenerator
(26) high temperature side is sequentially connected logical, cryogenic regenerator (26) the high temperature side outlet respectively with the First Heat Exchanger (3) high temperature
Side entrance is connected with recompression machine (23) entrance, and First Heat Exchanger (3) high temperature side outlet is connected with the cooler (4) entrance
Logical, cooler (4) outlet is connected with the main compressor (24) entrance, the main compressor (24) export respectively with it is low
Warm regenerator (26) low temperature side entrance is connected with the 4th heat exchanger (9) low temperature side entrance, cryogenic regenerator (26) low temperature
Side outlet is connected with high temperature regenerator (21) low temperature side entrance and the 5th heat exchanger (20) low temperature side entrance respectively, and the described 4th
Heat exchanger (9) low temperature side outlet is connected with the 5th heat exchanger (20) low temperature side entrance, the 5th heat exchanger (20) low temperature side outlet
It is connected respectively with the first heating surface (33) entrance with high temperature regenerator (21) low temperature side outlet.
8. the overcritical hydro-thermal burning of coal according to claim 7 recycles the electricity generation system coupled with supercritical carbon dioxide,
It is characterized in that, the auxiliary heating system includes gas turbine (17), methyl hydride combustion room (22), condenser (30) and titanium dioxide
Carbon separation unit (31);The methyl hydride combustion room (22), gas turbine (17), the 5th heat exchanger (20) high temperature side, oxygen preheater
(27) high temperature side, condenser (30) and carbon dioxide separator (31) are sequentially connected logical, methyl hydride combustion room (22) entrance with
The oxygen delivery outlet of the oxygen conveying assembly is interconnected, and carbon dioxide separator (31) outlet is connected with carbon dioxide
Capturing device (16).
9. the overcritical hydro-thermal burning of coal according to claim 8 recycles the electricity generation system coupled with supercritical carbon dioxide,
It is characterized in that, second heating surface (34) and third heating surface (35) are arranged in the methyl hydride combustion room (22).
10. the overcritical hydro-thermal burning of coal according to claim 8 recycles the electricity generation system coupled with supercritical carbon dioxide,
It is characterized in that, the supercritical carbon dioxide circulation electric generating apparatus passes through methyl hydride combustion room (22) phase coupling with assisted heating device
It closes.
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Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102190362A (en) * | 2011-05-12 | 2011-09-21 | 西安交通大学 | Supercritical water oxidation reaction system for obtaining heat supplemented by auxiliary fuel |
CN104628059A (en) * | 2015-02-04 | 2015-05-20 | 总装备部工程设计研究总院 | Continuous device for gasifying unsymmetrical dimethylhydrazine waste liquid with supercritical water |
CN105604618A (en) * | 2015-12-25 | 2016-05-25 | 华北电力大学 | Supercritical water pulverized coal direct oxidation composite working medium circulating power generating system and method |
CN105971679A (en) * | 2016-07-13 | 2016-09-28 | 西安热工研究院有限公司 | Supercritical water gasification and supercritical carbon dioxide Brayton cycle joint production system |
CN106438043A (en) * | 2016-09-13 | 2017-02-22 | 西安热工研究院有限公司 | Coal-based fuel chemical-looping combustion power generation system and method based on supercritical carbon dioxide |
-
2018
- 2018-06-04 CN CN201810568234.4A patent/CN108952865A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102190362A (en) * | 2011-05-12 | 2011-09-21 | 西安交通大学 | Supercritical water oxidation reaction system for obtaining heat supplemented by auxiliary fuel |
CN104628059A (en) * | 2015-02-04 | 2015-05-20 | 总装备部工程设计研究总院 | Continuous device for gasifying unsymmetrical dimethylhydrazine waste liquid with supercritical water |
CN105604618A (en) * | 2015-12-25 | 2016-05-25 | 华北电力大学 | Supercritical water pulverized coal direct oxidation composite working medium circulating power generating system and method |
CN105971679A (en) * | 2016-07-13 | 2016-09-28 | 西安热工研究院有限公司 | Supercritical water gasification and supercritical carbon dioxide Brayton cycle joint production system |
CN106438043A (en) * | 2016-09-13 | 2017-02-22 | 西安热工研究院有限公司 | Coal-based fuel chemical-looping combustion power generation system and method based on supercritical carbon dioxide |
Non-Patent Citations (1)
Title |
---|
FRANCO DONATINI等: "Supercritical water oxidation of coal in power plants with low CO2 emissions", 《ENERGY》 * |
Cited By (16)
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---|---|---|---|---|
EP3935266A4 (en) * | 2019-03-06 | 2023-04-05 | Industrom Power, LLC | Intercooled cascade cycle waste heat recovery system |
CN110017427A (en) * | 2019-04-22 | 2019-07-16 | 西安交通大学 | A kind of power plant system and working method as hinge natural gas gasifying station |
CN110735678A (en) * | 2019-12-05 | 2020-01-31 | 上海发电设备成套设计研究院有限责任公司 | power cycle system for independent air propulsion device |
CN111234877A (en) * | 2020-03-11 | 2020-06-05 | 西安交通大学 | System and method for supercritical water gasification hydrogen production and solid-liquid residue harmless treatment of coal |
CN111502896A (en) * | 2020-05-12 | 2020-08-07 | 西安热工研究院有限公司 | Open type circulating system with energy recovery function |
CN111852798A (en) * | 2020-08-06 | 2020-10-30 | 西安交通大学 | Heat-electricity-clean water co-production system based on solar energy utilization |
CN111894689A (en) * | 2020-08-06 | 2020-11-06 | 西安交通大学 | Heat-electricity-clean water co-production system based on supercritical water oxidation |
CN111852798B (en) * | 2020-08-06 | 2024-04-02 | 西安交通大学 | Solar energy utilization-based heat-electricity-clean water co-production system |
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CN113090349B (en) * | 2021-03-29 | 2022-03-22 | 西安交通大学 | Photo-thermal type coal supercritical water gasification hydrogen-heat-power cogeneration system and working method |
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CN114922715B (en) * | 2022-05-12 | 2024-08-06 | 江苏科技大学 | Low-temperature carbon trapping system for dual-fuel ship and working method thereof |
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