CN109854382A - Zero carbon emission heat power generating system of one kind and method - Google Patents
Zero carbon emission heat power generating system of one kind and method Download PDFInfo
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- CN109854382A CN109854382A CN201910188001.6A CN201910188001A CN109854382A CN 109854382 A CN109854382 A CN 109854382A CN 201910188001 A CN201910188001 A CN 201910188001A CN 109854382 A CN109854382 A CN 109854382A
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 88
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title claims abstract description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 70
- 230000009919 sequestration Effects 0.000 claims abstract description 51
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 34
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 34
- 238000002485 combustion reaction Methods 0.000 claims abstract description 27
- 230000006835 compression Effects 0.000 claims abstract description 18
- 238000007906 compression Methods 0.000 claims abstract description 18
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 230000008676 import Effects 0.000 claims description 56
- 239000000446 fuel Substances 0.000 claims description 51
- 239000001301 oxygen Substances 0.000 claims description 49
- 229910052760 oxygen Inorganic materials 0.000 claims description 49
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 47
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 43
- 239000011707 mineral Substances 0.000 claims description 43
- 229960004424 carbon dioxide Drugs 0.000 claims description 34
- 238000010438 heat treatment Methods 0.000 claims description 23
- 239000007789 gas Substances 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 7
- 239000003949 liquefied natural gas Substances 0.000 claims description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- 239000000378 calcium silicate Substances 0.000 claims description 3
- 229910052918 calcium silicate Inorganic materials 0.000 claims description 3
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000391 magnesium silicate Substances 0.000 claims description 3
- 229910052919 magnesium silicate Inorganic materials 0.000 claims description 3
- 235000019792 magnesium silicate Nutrition 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 229910002090 carbon oxide Inorganic materials 0.000 claims description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 2
- 239000004408 titanium dioxide Substances 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 8
- 238000010248 power generation Methods 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- GCNLQHANGFOQKY-UHFFFAOYSA-N [C+4].[O-2].[O-2].[Ti+4] Chemical compound [C+4].[O-2].[O-2].[Ti+4] GCNLQHANGFOQKY-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Abstract
The present invention provides a kind of zero carbon emission heat power generating systems, including main compressor, cryogenic regenerator, high temperature regenerator, high compression combustion chamber, high pressure turbine, low-pressure burner, low pressure turbine, generator, cooling separator, preheater, precompactors, intercooler etc..The present invention also provides zero carbon emission thermal power generating methods.The present invention is suitable as medium and small generating set, is used for distributed power generation, and system generating efficiency is high, zero-emission, and pure oxygen burning avoids generating NOx, and fixed carbon dioxide, and the reaction heat discharged is also fully used, and the environmental benefit of system is good；Furthermore, the better economy of system, supercritical carbon dioxide circulation has many advantages, such as system simplification, facility compact, easy to maintain, equipment investment and operation and maintenance cost are lower, the expense of pure oxygen can be covered by the raising of generating efficiency, for providing the user of air separation unit for oneself, pure oxygen expense is low, and the investment of carbon sequestration device and expense of raw materials can be subsidized by carbon and be covered.
Description
Technical field
The present invention relates to a kind of zero carbon emission heat power generating system and methods, belong to technical field of power generation.
Background technique
In recent years, the environmental problem of our countries is than more prominent, especially haze, PM2.5, atmosphere pollution, titanium dioxide
Carbon emission etc. has become the focus of whole society's extensive concern.One of major source as above-mentioned environmental problem is based on fossil energy
The Thermal Power Station in source faces great emission reduction, carbon elimination pressure.On October 8th, 2018, IPCC has issued " IPCC global warming
1.5 DEG C of ad hoc reports ", it is indicated that horizontal before Global Temperature relatively industrializes at present to have increased 1 DEG C, 1.5 DEG C of global warming is most fast
It is possible that reaching in the year two thousand thirty, global climate action urgently accelerates.China is as influential big country, in 1.5 DEG C of temperature control mesh
Needs are put on to increase input.For the Thermal Power Station based on fossil fuel, the High Efficiency Thermal of zero pollutant discharge and zero carbon emission
Force generating system by be the following generation technology mainstream.
Realize above-mentioned target, a kind of feasible technology path be using pure oxygen burning, to avoid NOx pollutant is generated,
And convenient for separating carbon dioxide from tail gas, carbon dioxide is the preferred combustion atmosphere of pure oxygen fuel.For Carbon fixation method, people
Work accelerates mineral carbonation carbon sequestration safe and stable, permanent, is one of the method that can be used on a large scale carbon sequestration.For efficiency power generation
Technology, supercritical carbon dioxide circulation have the potential advantages such as system simplification, facility compact, easy maintenance, in, small-load generators
Suitable for distributed power generation.Therefore, pure oxygen burning, mineral carbonation carbon sequestration, supercritical carbon dioxide are recycled into efficiency power generation
Combine, explores zero novel carbon emission heat power generating system with certain researching value and realistic meaning.
Summary of the invention
The technical problem to be solved by the present invention is to how realize zero carbon emission of heat power generating system, have reached preferably comprehensive
Close benefit.
In order to solve the above-mentioned technical problem, the technical solution of the present invention is to provide a kind of zero carbon emission heat power generating system,
It is characterized by comprising main compressor, main compressor outlet connection cryogenic regenerator high pressure side-entrances, mineral carbonation carbon sequestration dress
Set the import of the carbon dioxide heating element of import and mineral carbonation carbon sequestration device, cryogenic regenerator high pressure side outlet and mineral
The outlet of the carbon dioxide heating element of carbonating carbon sequestration device connects the high pressure side-entrance of high temperature regenerator, high temperature backheat after converging
Device high pressure side outlet connects high compression combustion chamber import, and high compression combustion chamber outlet connection high pressure turbine import, high pressure turbine outlet connects
Low-pressure burner import is connect, low-pressure burner outlet connection low pressure turbine import, it is low that low pressure turbine outlet connects high temperature regenerator
Side-entrance is pressed, generator is connected with high pressure turbine and low pressure turbine；It is low that high temperature regenerator low side outlets connect cryogenic regenerator
Side-entrance is pressed, cryogenic regenerator low side outlets connect the import of cooling separator working medium, and the connection of cooling separator sender property outlet is pre-
Hot device working medium import, preheater sender property outlet connect precompactors import, precompactors outlet connection intercooler working medium into
Mouthful, intercooler sender property outlet connects the import of gasifier working medium, and gasifier sender property outlet connects main compressor import；
The oxygen outlet of gasifier and fuel outlet are separately connected the oxygen import and fuel inlet of preheater, and the oxygen of preheater goes out
Mouthful and fuel outlet be separately connected mineral carbonation carbon sequestration device oxygen import and fuel heating element import, mineral carbonation it is solid
The oxygen outlet and the outlet of fuel heating element of carbon device are separately connected the oxygen import and fuel inlet of high compression combustion chamber, mineral carbon
The oxygen outlet of acidification carbon sequestration device is also connected with oxygen turbine import, and the outlet of the fuel heating element of mineral carbonation carbon sequestration device is also
Connect fuel turbine import, oxygen turbine outlet and fuel turbine outlet be separately connected low-pressure burner oxygen import and fuel into
Mouthful.
Preferably, the liquid oxygen import and liquid fuel import of the gasifier are separately connected oxygen pump and petrolift.
It is highly preferred that the oxygen pump, petrolift, oxygen turbine, fuel turbine are coaxially arranged.
Preferably, the main compressor, precompactors, high pressure turbine, low pressure turbine and generator coaxle arrangement.
Preferably, the carbon sequestration raw material of the mineral carbonation carbon sequestration device is calcium and magnesium silicate ore.
Preferably, the fuel of the high compression combustion chamber and low-pressure burner is liquefied natural gas.
Preferably, non-condensable gas discharge port is provided on the gasifier sender property outlet pipeline.
The present invention also provides a kind of zero carbon emission thermal power generating methods, it is characterised in that: uses zero above-mentioned carbon emission
Heat power generating system, step are as follows: the carbon dioxide working medium of main compressor outlet is divided into three tunnels: the first via enters cryogenic regenerator height
Side is pressed, the carbon dioxide heating element that the second tunnel enters mineral carbonation carbon sequestration device absorbs carbonation reaction heat, and third road will
Burning generate excessive carbon dioxide inject the direct carbonation reaction of mineral carbonation carbon sequestration device, cryogenic regenerator high-pressure side and
The two-way carbon dioxide working medium that the carbon dioxide heating element of mineral carbonation carbon sequestration device comes out is converged into high temperature regenerator
High-pressure side, the carbon dioxide working medium that high temperature regenerator high-pressure side comes out enter high compression combustion chamber, and high pressure turbine is entered after being heated
Expansion work enters back into low-pressure burner, and low pressure turbine expansion work is entered after being heated, and high pressure turbine and low pressure turbine push
Generator produces electricl energy, and low pressure turbine exhaust sequentially enters high temperature regenerator low-pressure side, cryogenic regenerator low-pressure side for excess heat
After passing on high-tension side carbon dioxide working medium, then through cooling separator cooling and dehumidifying, then it is pressurized through precompactors, precompressed
The working medium of contracting machine discharge is condensed into liquid through intercooler and gasifier again, finally returns back to main compressor；
Liquid oxygen and fuel through gasifier, preheater, mineral carbonation carbon sequestration device oxygen and fuel heating element after, all the way
It burns into high compression combustion chamber, another way enters low-pressure burner after oxygen turbine and fuel turbine expansion work and burns.
Preferably, the liquid oxygen and fuel are respectively by entering gasifier after oxygen pump and petrolift pressurization.
Preferably, the on-condensible gas in gasifier carbon dioxide sender property outlet pipeline is periodically discharged.
Preferably, the capacity of the zero carbon emission heat power generating system is 1MWe~50MWe.
Preferably, the main compressor exports 30~50MPa of power pressure.
Preferably, the reaction temperature in the carbonating carbon sequestration device is 150~600 DEG C.
Preferably, the high pressure turbine and low pressure turbine intake air temperature are not less than 700 DEG C.
Preferably, the high pressure turbine and low pressure turbine delivery temperature are no more than 800 DEG C.
Preferably, the low pressure turbine pressure at expulsion is 4~6MPa.
Preferably, the carbon sequestration technique of the mineral carbonation carbon sequestration device is the direct mineral carbonation of dry method.
Preferably, the mineral carbonation carbon sequestration device is using periodic replacement raw material, output-response product, and inputs newly
Carbon sequestration raw material.
A kind of zero carbon emission heat power generating system provided by the invention is suitable as medium and small generating set, for being distributed
Formula power generation, compared with prior art, a kind of zero carbon emission heat power generating system provided by the invention has as follows
The utility model has the advantages that
1, present system generating efficiency is high, if being not counted in the heat of carbonation reaction offer, system generating efficiency (electricity
Can be the ratio between with fuel combustion heat) up to 80% or more, and conventional internal combustion type power generator (such as: gas turbine, internal combustion engine)
Generating efficiency 40% or so, advanced integrated gas-steam combined cycle power plant efficiency is 60% or so, so present system
High efficiency advantage it is very prominent.
2, present system is zero-emission, and pure oxygen burning avoids generating NOx, and power plant does not have chimney, and 100% fixes two
Carbonoxide, mineral carbonation carbon sequestration is a kind of safe and stable, permanent carbon sequestration mode, and the reaction heat discharged is also complete
It utilizes, so the environmental benefit of present system is good, meets future source of energy development trend.
3, the better economy of present system, supercritical carbon dioxide circulation have system simplification, facility compact, maintenance
The advantages that facilitating, equipment investment and operation and maintenance cost are lower, and the expense of pure oxygen can be covered by the raising of generating efficiency, right
In the user for providing air separation unit for oneself, pure oxygen expense is low, and the investment of carbon sequestration device and expense of raw materials can be subsidized by carbon and be covered.
Detailed description of the invention
Fig. 1 is zero carbon emission heat power generating system schematic diagram provided in this embodiment.
Description of symbols:
1- main compressor, 2- cryogenic regenerator, 3- carbon sequestration device, 4- high temperature regenerator, 5- high compression combustion chamber, 6- high pressure are saturating
It puts down, 7- low-pressure burner, 8- low pressure turbine, 9- generator, 10- cooling separator, 11- preheater, 12- precompactors, in 13-
Between cooler, 14- gasifier, 15- oxygen pump, 16- petrolift, 17- oxygen turbine, 18- fuel turbine.
Specific embodiment
Present invention will be further explained below with reference to specific examples.
Fig. 1 is zero carbon emission heat power generating system schematic diagram provided in this embodiment, the zero carbon emission thermal power generation
System includes main compressor 1, and main compressor 1, which exports, is divided into three tunnels, first via connection 2 high pressure side-entrance of cryogenic regenerator, and second
Road is connect with 3 import of mineral carbonation carbon sequestration device, the carbon dioxide heating element on third road and mineral carbonation carbon sequestration device 3
Import connection；The carbon dioxide heating element of 2 high pressure side outlet of cryogenic regenerator and mineral carbonation carbon sequestration device 3, which exports, to converge
The 4 high pressure side-entrance of high temperature regenerator is connected after conjunction, 4 high pressure side outlet of high temperature regenerator connects 5 import of high compression combustion chamber, high compression ignition
The outlet of room 5 connection 6 import of high pressure turbine is burnt, the outlet of high pressure turbine 6 connection 7 import of low-pressure burner, the outlet of low-pressure burner 7 connects
Connect 8 import of low pressure turbine, the outlet of low pressure turbine 8 connection 4 low pressure side-entrance of high temperature regenerator, generator 9 and high pressure turbine 6 and low
Turbine 8 is pressed coaxially to be connected, 4 low side outlets of high temperature regenerator connect 2 low pressure side-entrance of cryogenic regenerator, and cryogenic regenerator 2 is low
Side outlet is pressed to connect 10 working medium import of cooling separator, 10 sender property outlet of cooling separator connects 11 working medium import of preheater, in advance
Hot 11 sender property outlet of device connects 12 import of precompactors, and the outlet of precompactors 12 connection 13 working medium import of intercooler is intermediate
13 sender property outlet of cooler connects 14 working medium import of gasifier, and 14 sender property outlet of gasifier connects 1 import of main compressor.
Oxygen pump 15 and petrolift 16 are separately connected 14 liquid oxygen of gasifier and liquid fuel import, the oxygen and fuel of gasifier 14
Outlet is separately connected oxygen and the fuel inlet of preheater 11, and it is solid that the oxygen and fuel outlet of preheater 11 are separately connected mineral carbonation
The oxygen of carbon device 3 and fuel heating element import, the oxygen of mineral carbonation carbon sequestration device 3 and the outlet difference of fuel heating element
Oxygen and the fuel inlet of high compression combustion chamber 5 are connected, the oxygen outlet of mineral carbonation carbon sequestration device 3 is also connected with 17 import of oxygen turbine,
The outlet of the fuel heating element of mineral carbonation carbon sequestration device 3 is also connected with 18 import of fuel turbine, the outlet of oxygen turbine 17 and combustion
Material turbine 18 exports oxygen and the fuel inlet for being separately connected low-pressure burner 7.
Main compressor 1, precompactors 12, high pressure turbine 6, low pressure turbine 8 and generator 9 are coaxially arranged.
The carbon sequestration raw material of mineral carbonation carbon sequestration device 3 is calcium and magnesium silicate ore.
The fuel of high compression combustion chamber 5 and low-pressure burner 7 is liquefied natural gas.
Non-condensable gas discharge port is set on 14 sender property outlet pipeline of gasifier.
Connected between each equipment by pipeline in above system, needs controlled according to system, can arrange on pipeline pump,
Valve, instrument etc., forming the other parts of system, there are also auxiliary equipment, electrical system, control system, security systems etc..
When zero above-mentioned carbon emission heat power generating system uses:
High pressure (35MPa) carbon dioxide working medium that main compressor 1 exports is divided into three tunnels, and the first via enters cryogenic regenerator 2
High-pressure side, the carbon dioxide heating element that the second tunnel enters mineral carbonation carbon sequestration device 3 absorb carbonation reaction heat, third road
The excessive carbon dioxide that burning is generated injects the direct carbonation reaction of mineral carbonation carbon sequestration device 3, mineral carbonation carbon sequestration
Reaction temperature in device 3 is about 500 DEG C, and the carbon dioxide of 2 high-pressure side of cryogenic regenerator and mineral carbonation carbon sequestration device 3 adds
The two-way carbon dioxide working medium that thermal part comes out is converged into 4 high-pressure side of high temperature regenerator, what 4 high-pressure side of high temperature regenerator came out
Carbon dioxide working medium enters high compression combustion chamber 5, and 6 expansion work of high pressure turbine is entered after being heated to 750 DEG C, enters back into low-pressure combustion
Room 7 enters 8 expansion work of low pressure turbine after being heated to 750 DEG C, high pressure turbine 6 and 8 pushing generator 9 of low pressure turbine generate electricity
Can, (5MPa) sequentially enters 4 low-pressure side of high temperature regenerator to the exhaust of low pressure turbine 8,2 low-pressure side of cryogenic regenerator transmits excess heat
It after on high-tension side carbon dioxide working medium, then through the cooling of cooling separator 10 and dehumidifies, is then pressurized through precompactors 12, precompressed
Contracting machine 12 is discharged working medium and is condensed into liquid through intercooler 13 and gasifier 14 again, finally returns back to main compressor 1.
Liquid oxygen and fuel (liquefied natural gas) are pressurized to 35MPa by oxygen pump 15 and petrolift 16, through gasifier 14, preheater
11, the oxygen of mineral carbonation carbon sequestration device 3 and fuel heating element enter high compression combustion chamber 5 all the way and burn, and another way is saturating through oxygen
Enter the burning of low-pressure burner 7 after putting down 17 and 18 expansion work of fuel turbine.
The periodically on-condensible gas in discharge 14 sender property outlet pipeline of gasifier.
3 raw material of mineral carbonation carbon sequestration device, output-response product are regularly replaced, and inputs new calcium carbonate and magnesium carbonate mine
Stone.
The above, only presently preferred embodiments of the present invention, not to the present invention in any form with substantial limitation,
It should be pointed out that under the premise of not departing from the method for the present invention, can also be made for those skilled in the art
Several improvement and supplement, these are improved and supplement also should be regarded as protection scope of the present invention.All those skilled in the art,
Without departing from the spirit and scope of the present invention, when made using disclosed above technology contents it is a little more
Dynamic, modification and the equivalent variations developed, are equivalent embodiment of the invention；Meanwhile all substantial technologicals pair according to the present invention
The variation, modification and evolution of any equivalent variations made by above-described embodiment, still fall within the range of technical solution of the present invention
It is interior.
Claims (10)
1. a kind of zero carbon emission heat power generating system, it is characterised in that: including main compressor (1), main compressor (1) outlet connection
Cryogenic regenerator (2) high pressure side-entrance, (3) import of mineral carbonation carbon sequestration device and mineral carbonation carbon sequestration device (3) two
The import of carbonoxide heating element, the carbon dioxide of cryogenic regenerator (2) high pressure side outlet and mineral carbonation carbon sequestration device (3)
The outlet of heating element connects high temperature regenerator (4) high pressure side-entrance after converging, the connection of high temperature regenerator (4) high pressure side outlet is high
Press combustion chamber (5) import, high compression combustion chamber (5) outlet connection high pressure turbine (6) import, high pressure turbine (6) outlet connection low pressure
Combustion chamber (7) import, low-pressure burner (7) outlet connection low pressure turbine (8) import, low pressure turbine (8) outlet connection high temperature return
Hot device (4) low pressure side-entrance, generator (9) are connected with high pressure turbine (6) and low pressure turbine (8)；High temperature regenerator (4) low-pressure side
Outlet connection cryogenic regenerator (2) low pressure side-entrance, cryogenic regenerator (2) low side outlets connect cooling separator (10) working medium
Import, cooling separator (10) sender property outlet connect preheater (11) working medium import, and preheater (11) sender property outlet connects precompressed
Contracting machine (12) import, precompactors (12) outlet connection intercooler (13) working medium import, intercooler (13) working medium go out
Mouth connection gasifier (14) working medium import, gasifier (14) sender property outlet connect main compressor (1) import；
The oxygen outlet of gasifier (14) and fuel outlet are separately connected the oxygen import and fuel inlet of preheater (11), preheater
(11) oxygen outlet and fuel outlet be separately connected mineral carbonation carbon sequestration device (3) oxygen import and fuel heating element into
Mouthful, the oxygen outlet and the outlet of fuel heating element of mineral carbonation carbon sequestration device (3) are separately connected the oxygen of high compression combustion chamber (5)
The oxygen outlet of import and fuel inlet, mineral carbonation carbon sequestration device (3) is also connected with oxygen turbine (17) import, and mineral carbonation is solid
The outlet of the fuel heating element of carbon device (3) is also connected with fuel turbine (18) import, oxygen turbine (17) outlet and fuel turbine
(18) outlet is separately connected the oxygen import and fuel inlet of low-pressure burner (7).
2. zero carbon emission heat power generating system of one kind as described in claim 1, it is characterised in that: the liquid of the gasifier (14)
Oxygen import and liquid fuel import are separately connected oxygen pump (15) and petrolift (16).
3. zero carbon emission heat power generating system of one kind as claimed in claim 2, it is characterised in that: the oxygen pump, petrolift
(15), oxygen turbine (17), fuel turbine (18) are coaxially arranged.
4. zero carbon emission heat power generating system of one kind as described in claim 1, it is characterised in that: the main compressor (1), pre-
Compressor (12), high pressure turbine (6), low pressure turbine (8) and generator (9) are coaxially arranged.
5. zero carbon emission heat power generating system of one kind as described in claim 1, it is characterised in that: the mineral carbonation carbon sequestration
The carbon sequestration raw material of device (3) is calcium and magnesium silicate ore.
6. zero carbon emission heat power generating system of one kind as described in claim 1, it is characterised in that: the high compression combustion chamber (5)
Fuel with low-pressure burner (7) is liquefied natural gas.
7. zero carbon emission heat power generating system of one kind as described in claim 1, it is characterised in that: gasifier (14) working medium
Non-condensable gas discharge port is provided on export pipeline.
8. a kind of zero carbon emission thermal power generating method, it is characterised in that: use zero carbon as described in any one of claims 1 to 7
Discharge heat power generating system, step are as follows: the carbon dioxide working medium of main compressor (1) outlet is divided into three tunnels: the first via enters low temperature
Regenerator (2) high-pressure side, it is anti-that the carbon dioxide heating element that the second tunnel enters mineral carbonation carbon sequestration device (3) absorbs carbonating
Heat is answered, the excessive carbon dioxide that third road generates burning injects mineral carbonation carbon sequestration device (3) direct carbonation reaction, low
The two-way carbon dioxide that the carbon dioxide heating element of warm regenerator (2) high-pressure side and mineral carbonation carbon sequestration device (3) comes out
Working medium is converged into high temperature regenerator (4) high-pressure side, and the carbon dioxide working medium that high temperature regenerator (4) high-pressure side comes out enters high pressure
Combustion chamber (5) enters high pressure turbine (6) expansion work, enters back into low-pressure burner (7) after being heated, enter after being heated low
Turbine (8) expansion work is pressed, high pressure turbine (6) and low pressure turbine (8) pushing generator (9) produce electricl energy, low pressure turbine (8) row
Gas sequentially enters high temperature regenerator (4) low-pressure side, cryogenic regenerator (2) low-pressure side and excess heat is passed on high-tension side titanium dioxide
It after carbon working medium, then through cooling separator (10) cooling and dehumidifies, is then pressurized through precompactors (12), precompactors (12) discharge
Working medium be condensed into liquid through intercooler (13) and gasifier (14) again, finally return back to main compressor (1)；
Liquid oxygen and fuel through gasifier (14), preheater (11), mineral carbonation carbon sequestration device (3) oxygen and fuel heating element
Afterwards, enter high compression combustion chamber (5) all the way to burn, another way enters low after oxygen turbine (17) and fuel turbine (18) expansion work
Press combustion chamber (7) burning.
9. zero carbon emission thermal power generating method of one kind as described in claim 1, it is characterised in that: the liquid oxygen and fuel difference
By entering gasifier (14) after oxygen pump (15) and petrolift (16) pressurization.
10. zero carbon emission thermal power generating method of one kind as described in claim 1, it is characterised in that: periodically discharge gasifier
(14) on-condensible gas in carbon dioxide sender property outlet pipeline.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113831829A (en) * | 2021-09-28 | 2021-12-24 | 上海发电设备成套设计研究院有限责任公司 | Polyurethane anti-icing coating and preparation method and application thereof |
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