CN105861057B - A kind of high economy energy heat conversion system and method for carbon dioxide near-zero release - Google Patents

A kind of high economy energy heat conversion system and method for carbon dioxide near-zero release Download PDF

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CN105861057B
CN105861057B CN201610256844.1A CN201610256844A CN105861057B CN 105861057 B CN105861057 B CN 105861057B CN 201610256844 A CN201610256844 A CN 201610256844A CN 105861057 B CN105861057 B CN 105861057B
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equipment
gas
carbon dioxide
pipeline
outlet
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CN105861057A (en
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卜昌盛
申成
卢路
龙芳
顾婷婷
郑际童
宫润
朴桂林
卢平
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Nanjing Normal University
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Nanjing Normal University
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    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/86—Other features combined with waste-heat boilers
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/02—Dust removal
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913—Carbonaceous raw material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/16—Integration of gasification processes with another plant or parts within the plant
    • C10J2300/1603—Integration of gasification processes with another plant or parts within the plant with gas treatment
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Carbon And Carbon Compounds (AREA)

Abstract

The present invention provides the high economy energy heat conversion systems and method of a kind of carbon dioxide near-zero release.System includes mainly air separation equipment, pressure-bearing nitrogen storage device, pressure-bearing oxygen storage device, energy hot-cast socket equipment, cleaner, gas recirculation device, carbon dioxide replacement equipment, heat recovery equipment, air-introduced machine, gas compressing equipment and pressure-bearing imflammable gas storage device.Oxidation reaction occurs in energy hot-cast socket equipment for fuel, generates with carbon dioxide and vapor high-temperature gas as main component；A part of high-temperature gas enters in carbon dioxide replacement equipment, and carbon dioxide reacts with carbon-containing fuel, generates imflammable gas, realizes the near-zero release of carbon dioxide；Another part high-temperature gas reenters energy hot-cast socket equipment, maintains the stable operation of system.By the utilization to imflammable gas, realizes greatly improving for energy heat conversion system economy, compensate for the deficiency of carbon dioxide discharge-reduction technology in existing energy heat conversion system.

Description

A kind of high economy energy heat conversion system and method for carbon dioxide near-zero release
Technical field
The invention belongs to energy hot-cast socket technical fields, are related to a kind of high economy energy heat of carbon dioxide near-zero release Converting system and method.
Background technology
Existing energy heat conversion system gives off a large amount of carbon dioxide in the process of running, can be to ball ecological environment Cause ill effect.If the discharge of control energy hot-cast socket carbon dioxide in process has become the common concern of world community Topic, and different degrees of carbon dioxide discharge-reduction plan has been formulated for it.2013, the discharge capacity of China's carbon dioxide exceeded The summation of US and European, wherein the discharge capacity of carbon dioxide is also more than that Europe is horizontal for the first time per capita.2014, China existed 《Sino-U.S.'s climate change joint statement》Middle promise, CO2 emissions reach peak value in the year two thousand thirty.However, the unique energy in China Source structure determines that energy hot-cast socket technology will occupy leading position within the following considerable time.National carbon in 2017 Discharging trade market will start, and Development of Novel low-carbon energy hot-cast socket technology, the discharge that carbon dioxide is greatly decreased has extremely Important environmental protection meaning and economic value.
The carbon dioxide generated during trapping energy hot-cast socket is the technology path of current main-stream.Titanium dioxide after trapping Carbon can be used for the displacement of reservoir oil, purging, the deeper subsurface for squeezing into suitable geology or seabed, realization and seal up for safekeeping, reach the mesh of reducing emission of carbon dioxide 's.Such technology is also known as collecting carbonic anhydride and Plugging Technology Applied.However, such technology is primarily present following two points deficiency：
(1) collecting carbonic anhydride, compression, separation, purification, transport etc. lead to the efficiency and warp of energy hot-cast socket total system Ji property declines to a great extent；
(2) possibility of sequestration of carbon dioxide escape and leakage is very big.
Above-mentioned deficiency also fundamentally limits the commercialization process of collecting carbonic anhydride and Plugging Technology Applied, is unfavorable for country The realization of carbon dioxide discharge-reduction target.
Therefore, how while reducing the discharge of energy hot-cast socket carbon dioxide in process, ensure that system economy is to work as Preceding novel energy hot-cast socket technology develops faced significant challenge.
Invention content
For the deficiency present in existing energy hot-cast socket carbon dioxide discharge-reduction technology, the purpose of the present invention is to provide A kind of high economy energy heat conversion system and method for carbon dioxide near-zero release, economical high, efficient, energy consumption The advantages of low, safe and simple system.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of high economy energy heat conversion system of carbon dioxide near-zero release, including air separation equipment, pressure-bearing nitrogen Gas storage device, pressure-bearing oxygen storage device, energy hot-cast socket equipment, the first cleaner, gas recirculation device, titanium dioxide Carbon replacing apparatus, the second heat recovery equipment, the second cleaner, air-introduced machine, gas compressing equipment, is held the first heat recovery equipment Press imflammable gas storage device；
There is the air separation equipment air intake, nitrogen outlet and oxygen outlet, air intake to be communicated with air, nitrogen Gas outlet is connected through pipeline with pressure-bearing nitrogen storage device, and oxygen outlet is connected through pipeline with pressure-bearing oxygen storage device；It is described The outlet of pressure-bearing oxygen storage device is connected through pipeline with energy hot-cast socket equipment entrance；The energy hot-cast socket equipment through pipeline with First cleaner entrance is connected with carbon dioxide replacement equipment entrance, and energy hot-cast socket equipment feeds equipped with the first fuel Mouth, the first solid product outlet；The first cleaner outlet is connected through pipeline with gas recirculation device entrance；It is described Gas recirculation device is exported to be connected through pipeline with the first fuel charge door together with the outlet of pressure-bearing oxygen storage device；Institute It states carbon dioxide replacement equipment and is equipped with the second fuel charge door, the second solid product outlet and gas product outlet, the Two solid product outlets are connected through pipeline with the first heat recovery equipment, and gaseous product outlet is set through pipeline and the second recuperation of heat It is standby to be connected；The outlet of recuperation of heat medium is connected through pipeline with energy hot-cast socket equipment on first heat recovery equipment, the first heat Cooling solid outlet on reclaimer is connected through pipeline with the first fuel charge door；On second heat recovery equipment Recuperation of heat media outlet is connected through pipeline with energy hot-cast socket equipment；Gas vent on second heat recovery equipment is through pipeline It is connected with the second cleaner entrance；The second cleaner outlet is connected through pipeline with air-introduced machine entrance；The air-introduced machine Outlet is connected through pipeline with gas compressing equipment entrance；It is deposited through pipeline and pressure-bearing imflammable gas the gas compressing equipment outlet Equipment entrance is stored up to be connected.
Further, the energy hot-cast socket equipment includes pulverized-coal fired boiler, fluidized-bed combustion boiler, grate furnace and kiln.
A kind of high economy energy thermal conversion method of carbon dioxide near-zero release of the present invention, including step：
The method includes the steps：
The air separation equipment isolates nitrogen and oxygen, and nitrogen enters pressure-bearing nitrogen storage device, oxygen through pipeline Enter pressure-bearing oxygen storage device through pipeline, to prevent the insufficient supply of oxygen in system operation；Oxygen is through pipeline and fuel Enter energy hot-cast socket equipment after mixing, react in energy hot-cast socket equipment, generates and steamed with carbon dioxide and water Gas is main component, simultaneously the high-temperature gas containing partial oxidation and flying dust；A part of high-temperature gas is after cooling, dedusting through pipe Road enters the gas recirculation device, then reenters the energy hot-cast socket equipment, maintains the stable operation of equipment；Separately A part of high-temperature gas directly enters through pipeline in the carbon dioxide replacement equipment without cooling and dedusting, carbon dioxide and With carbon-containing fuel gasification reaction occurs for vapor, generates based on carbon monoxide, hydrogen and methane, the high temperature containing dust is flammable Property gas, oxygen and carbon-containing fuel occur combustion reaction and provide reaction heat for the gasification reaction；The carbon dioxide replacement is set High-temperature combustible gas body in standby is cooled down through pipeline into second heat recovery equipment by gaseous product outlet；It is cooling Imflammable gas afterwards is through the second cleaner dedusting, and the imflammable gas after dedusting is by described in air-introduced machine entrance Gas compressing equipment；Imflammable gas enters pressure-bearing imflammable gas storage facilities through pipeline after compression.
Further, in the high-temperature gas of energy hot-cast socket equipment outlet, the volumetric concentration of oxygen is less than 10%.
Further, ensure gasification reaction and oxygen at 800 degrees Celsius or more without cooling and dedusting hot-gas temperature Change the generation of reaction.
Further, total high-temperature gas volume is occupied into the part high-temperature gas volume in carbon dioxide replacement equipment 30% or more.
Further, the fuel used in the carbon dioxide replacement equipment is solid carbonaceous fuels.Such as coal, biomass.
Further, the most solid product of unreacted is cold in the first heat recovery equipment in the carbon dioxide replacement equipment But it after, is further utilized into the energy hot-cast socket equipment.
Further, the recuperation of heat medium selected in first heat recovery equipment and the second heat recovery equipment be water or Conduction oil.When the recuperation of heat medium of selection is water, the water after heating enters the water cycle system of the energy hot-cast socket equipment, When the recuperation of heat medium of selection is conduction oil, the conduction oil after heating is for drying high moisture fuel.
In general, technical scheme of the present invention in terms of existing technologies, has the following advantages：
(1) present invention firstly provides in energy heat conversion system, by way of recycling carbon dioxide, reach It is difficult to overcome existing carbon dioxide discharge-reduction technology carbon dioxide for the purpose of carbon dioxide near-zero release in energy heat conversion system With the problem of processing.
(2) present invention is innovative is made based on the flue gas characteristic generated in energy heat conversion system in conjunction with chemical reaction condition Carbon dioxide reacts with solid carbonaceous fuels (coal, biomass, solid waste etc.), generates imflammable gas.By right The further utilization of imflammable gas, greatly improved the economy of energy heat conversion system, solves existing carbon dioxide and subtracts Drainage technique substantially reduces the problem of system economy.
(3) present system is compact-sized, and efficiency of energy utilization is high, can be not only used for that existing energy heat conversion system is transformed The design that can be used for new energy heat conversion system again, has a extensive future.
Description of the drawings
Fig. 1 is the structural schematic diagram of the high economy energy heat conversion system of the carbon dioxide near-zero release of the present invention；
Wherein, 1- air separation equipments；2- pressure-bearing oxygen storage devices；3- pressure-bearing nitrogen storage devices；4- energy heat turns Exchange device；5- gas recirculation devices；The first cleaners of 6-；7- carbon dioxide replacement equipment；The first heat recovery equipments of 8-；9- Second heat recovery equipment；The second cleaners of 10-；11- air-introduced machines；12- gas compressing equipments；13- pressure-bearing imflammable gas is deposited Store up equipment.
Wherein, A- air；B- nitrogen；C- oxygen；D- carbon dioxide and vapor；E- fuel；Consolidating after F- fuel reactions Body product；G- carbonic solid fuels；The most solid product of H- unreacteds；I- recuperation of heat media；J- imflammable gas.
Specific implementation mode
To make the purpose of the present invention, technical solution be more clear, the present invention is made into one with reference to the accompanying drawings and examples Walk explanation.
The present invention basic thought and purpose be：As can the carbon dioxide that energy hot-cast socket process is generated carries out recycling It utilizes, the economy of system is improved while reaching carbon dioxide near-zero release purpose, to pushing carbon dioxide discharge-reduction skill The development of art has particularly important realistic meaning.
High economy energy heat conversion system for realizing the carbon dioxide near-zero release of this purpose is as shown in Figure 1. Using this system, realize that the mode of the high economy energy hot-cast socket of carbon dioxide near-zero release is as follows：
Air separation equipment 1 by air A nitrogen B and oxygen C separation, nitrogen B enter pressure-bearing nitrogen storage device 3, Oxygen C enters pressure-bearing oxygen storage device 2 through pipeline, to prevent the insufficient supply of oxygen in production process；Oxygen C is through pipeline and combustion Material E enters energy hot-cast socket equipment, reacts in energy hot-cast socket equipment 4, generates based on carbon dioxide and vapor Ingredient is wanted, simultaneously the high-temperature gas D containing partial oxidation and flying dust, oxygen concentration is less than 10% in high-temperature gas D；By air-introduced machine 11 introduce carbon dioxide replacement equipment 7 by least 30% without cooling and dedusting high-temperature gas D；In carbon dioxide replacement equipment With carbonic solid fuels G gasification reaction occurs for carbon dioxide and vapor in 7, generates based on carbon monoxide, hydrogen and methane, High temperature imflammable gas J containing dust；With carbon-containing fuel oxidation occurs for the low concentration oxygen contained in high-temperature gas D simultaneously instead It should be gasification reaction and reaction heat be provided；The high-temperature combustible gas body J generated in carbon dioxide replacement equipment 7 is in the second heat recovery equipment It is cooled down in 9, heat recovery；Imflammable gas J dedustings in the second cleaner after cooling；Flammable gas after dedusting Body J enters gas compressing equipment 12 through air-introduced machine 11；Imflammable gas J is deposited by pressure-bearing imflammable gas storage facilities after compression Storage；The high-temperature gas D for the residue at most 70% that energy hot-cast socket equipment 4 generates, after cooling, dedusting through pipeline and oxygen C and Fuel E re-enters into energy hot-cast socket equipment together, ensures the concentration of carbon dioxide in the high-temperature gas that fuel combustion generates； So far, the carbon dioxide that energy hot-cast socket generates has replaced the near-zero release that carbon dioxide is realized as imflammable gas； Meanwhile imflammable gas further utilizes the economy for the system that is greatly improved.
To further increase the utilization rate of resource, the fuel G for not reacting most in carbon dioxide replacement equipment 7 completely generates high Warm solid product H, high-temp solid product H are cooling in the first heat recovery equipment 8, solid product H after cooling and gas D, oxygen Gas C, fuel E enter in energy hot-cast socket equipment 4 together.In addition, the first heat recovery equipment 8 and the recycling of the second heat recovery equipment 9 Heat can further utilize.
With reference to embodiment, the invention is further illustrated.
Shown in referring to Fig.1, for the high economy system of the carbon dioxide near-zero release of certain 600MWth grades of coal dust firing unit System.It is typical bituminous coal that energy hot-cast socket equipment 4, which uses coal-powder boiler, the fuel that coal dust firing unit is selected, and phosphorus content 80% is low 27000 kilojoule per kilogram of the calorific value in position.It is biomass that carbon dioxide replacement equipment 7, which uses gasification furnace, the fuel that gasification furnace is selected,. Gas recirculation device 5 uses recirculation blower.
Air separation equipment 1 by air A nitrogen B and oxygen C separation, oxygen C enter pressure-bearing oxygen through pipeline and store Equipment 2 ensures that the oxygen supply in production process is sufficient；Oxygen C enters coal-powder boiler through pipeline and bituminous coal E, and violent combustion occurs Reaction release heat is burnt, and is generated using carbon dioxide and vapor as main component, simultaneously the height containing partial oxidation and flying dust Warm flue gas D；Oxygen concentration control is below 10% in the high-temperature flue gas D in Pulverized Fuel Boiler Furnace exit；It is Celsius in flue-gas temperature 800 Degree or more coal-powder boiler flue at open up bypass, about 30% high-temperature flue gas D is introduced into gasification furnace through air-introduced machine 11；In gasification furnace In, the generation oxidation reaction of oxygen contained in flue gas and biology provides reaction heat, carbon dioxide and vapor for gasification reaction Gasification reaction occurs with biomass G, generates based on carbon monoxide, hydrogen and methane, the high temperature imflammable gas containing dust J, the most solid product H of unreacted is cooling in the first heat recovery equipment 8 in gasification furnace, and fully profit is entered in coal-powder boiler after cooling With；The outlet of still high-temperature combustible gas body J that gasifies is cooling in the second heat recovery equipment 9, recycles heat；Imflammable gas after cooling J enters gas compressing equipment 12 after 10 dedusting of the second cleaner, through air-introduced machine 11；Imflammable gas J is after compression by holding It presses imflammable gas storage facilities 13 to store, can be used for selling, improve the economy in power station.
The high-temperature gas D for the residue 70% or so that coal-powder boiler burning generates after cooling, dedusting, is passed through in boiler back end ductwork Pipeline uses up with unreacted in oxygen C and bituminous coal E and gasification furnace and enters Pulverized Fuel Boiler Furnace together with solid product H, maintains burner hearth temperature Degree is stablized and high carbon dioxide concentration in flue gas；So far, the carbon dioxide that energy hot-cast socket generates has been replaced as combustibility Gas J realizes the near-zero release of carbon dioxide.
According to burning of coal response characteristic, about 2.9 kilograms of titanium dioxide is generated after 1 kilogram of bituminous coal combustion of the coal unit Carbon.According to the unit output, coal consumption amount is about 180,000 kg/hr, then the titanium dioxide amount generated per hour is 522, 000 kilogram.With biomass gasification reaction occurs in gasification furnace for carbon dioxide, and the amount for generating carbon monoxide per hour is 664, 000 kilogram.It is run 7,000 hour and is calculated every year with coal-powder boiler, the gasification efficiency of furnace 90% calculates, the CO content generated every year About 4,180,000,000 kilograms.Carbon monoxide price is calculated with 1.2 yuan every kilogram, and 5 can be taken in by selling carbon monoxide, 000,000,000 yuan, greatly improve the economic benefit of system.It should be noted that the computational methods not yet consider 2017 in fact After row carbon transaction, pass through the income of reducing emission of carbon dioxide acquisition.
The foregoing is merely the better embodiment of the present invention, protection scope of the present invention is not with the above embodiment Limit, as long as those of ordinary skill in the art should all be included in power according to equivalent modification or variation made by disclosed content In protection domain described in sharp claim.

Claims (10)

1. a kind of high economy energy heat conversion system of carbon dioxide near-zero release, which is characterized in that the system comprises skies Gas separation equipment, pressure-bearing nitrogen storage device, pressure-bearing oxygen storage device, energy hot-cast socket equipment, the first cleaner, gas Recirculation device, carbon dioxide replacement equipment, the first heat recovery equipment, the second heat recovery equipment, the second cleaner, air inducing Machine, gas compressing equipment, pressure-bearing imflammable gas storage device；
There is the air separation equipment air intake, nitrogen outlet and oxygen outlet, air intake to be communicated with air, and nitrogen goes out Mouth is connected through pipeline with pressure-bearing nitrogen storage device, and oxygen outlet is connected through pipeline with pressure-bearing oxygen storage device；The pressure-bearing The outlet of oxygen storage device is connected through pipeline with energy hot-cast socket equipment entrance；The energy hot-cast socket equipment is through pipeline and first Cleaner entrance is connected with carbon dioxide replacement equipment entrance, and energy hot-cast socket equipment is equipped with the first fuel charge door, the One solid product outlet；The first cleaner outlet is connected through pipeline with gas recirculation device entrance；The gas Recirculation device is exported to be connected through pipeline with the first fuel charge door together with the outlet of pressure-bearing oxygen storage device；Described two Carbonoxide replacing apparatus is equipped with the second fuel charge door, the second solid product outlet and gas product outlet, and second is solid State product outlet is connected through pipeline with the first heat recovery equipment, and gaseous product outlet is through pipeline and the second heat recovery equipment phase Even；The outlet of recuperation of heat medium is connected through pipeline with energy hot-cast socket equipment on first heat recovery equipment, the first recuperation of heat Cooling solid outlet in equipment is connected through pipeline with the first fuel charge door；Heat on second heat recovery equipment is returned Media outlet is received through pipeline to be connected with energy hot-cast socket equipment；Gas vent on second heat recovery equipment is through pipeline and Two cleaner entrances are connected；The second cleaner outlet is connected through pipeline with air-introduced machine entrance；The air-introduced machine outlet It is connected with gas compressing equipment entrance through pipeline；The gas compressing equipment outlet is set through pipeline and pressure-bearing imflammable gas storage Standby entrance is connected.
2. a kind of high economy energy heat conversion system of carbon dioxide near-zero release according to claim 1, feature It is, the energy hot-cast socket equipment includes pulverized-coal fired boiler, fluidized-bed combustion boiler, grate furnace and kiln.
3. utilizing a kind of side of the high economy energy heat conversion system of carbon dioxide near-zero release as described in claim 1 Method, which is characterized in that the method includes the steps：
The air separation equipment isolates nitrogen and oxygen, and nitrogen enters pressure-bearing nitrogen storage device through pipeline, and oxygen is through pipe Road enters pressure-bearing oxygen storage device, to prevent the insufficient supply of oxygen in system operation；Oxygen is mixed through pipeline with fuel Enter energy hot-cast socket equipment after uniformly, react in energy hot-cast socket equipment, generation is with carbon dioxide and vapor Main component, the simultaneously high-temperature gas containing partial oxidation and flying dust；A part of high-temperature gas after cooling, dedusting through pipeline into Enter the gas recirculation device, then reenters the energy hot-cast socket equipment, maintain the stable operation of equipment；Another portion Divide high-temperature gas without cooling and dedusting, directly enter in the carbon dioxide replacement equipment through pipeline, carbon dioxide and water steam With carbon-containing fuel gasification reaction occurs for gas, generates based on carbon monoxide, hydrogen and methane, the high temperature combustibility gas containing dust Body, oxygen occur combustion reaction with carbon-containing fuel and provide reaction heat for the gasification reaction；In the carbon dioxide replacement equipment High-temperature combustible gas body cooled down into second heat recovery equipment through pipeline by gaseous product outlet；It is after cooling For imflammable gas through the second cleaner dedusting, the imflammable gas after dedusting enters the gas by the air-introduced machine Compression device；Imflammable gas enters pressure-bearing imflammable gas storage facilities through pipeline after compression.
4. according to the method described in claim 3, it is characterized in that, the energy hot-cast socket equipment outlet high-temperature gas in, oxygen Volumetric concentration be less than 10%.
5. according to the method described in claim 3, it is characterized in that, being taken the photograph 800 without cooling and dedusting hot-gas temperature Family name degree or more ensures the generation of gasification reaction and oxidation reaction.
6. according to the method described in claim 3, it is characterized in that, into the part high-temperature gas in carbon dioxide replacement equipment Volume occupies 30% or more of total high-temperature gas volume.
7. according to the method described in claim 3, it is characterized in that, the fuel used in the carbon dioxide replacement equipment is solid Carbon-containing fuel.
8. according to the method described in claim 3, it is characterized in that, the most solid of unreacted in the carbon dioxide replacement equipment After product is cooling in the first heat recovery equipment, further utilized into the energy hot-cast socket equipment.
9. the method according to one of claim 3 to 8, which is characterized in that first heat recovery equipment and the second heat are returned The recuperation of heat medium selected in receiving unit is water or conduction oil.
10. according to the method described in claim 9, it is characterized in that, first heat recovery equipment and the second heat recovery equipment When the recuperation of heat medium of middle selection is water, water after heating enters the water cycle system of the energy hot-cast socket equipment, and described the When the recuperation of heat medium selected in one heat recovery equipment and the second heat recovery equipment is conduction oil, the conduction oil after heating is for doing Dry high moisture fuel.
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CN106642087A (en) * 2016-12-20 2017-05-10 中国科学院工程热物理研究所 CO2 zero emission method and CO2 zero emission system achieving interaction between fossil fuel and biomass energy
CN108059977B (en) * 2017-12-22 2021-03-26 山东大学 Near zero emission and CO (carbon monoxide)2Resource utilization fossil energy utilization method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012106894A (en) * 2010-11-19 2012-06-07 Hitachi Ltd Method of manufacturing gas containing hydrogen as main component and manufacturing apparatus
CN102796561A (en) * 2012-08-09 2012-11-28 武汉凯迪工程技术研究总院有限公司 Anaerobic gasification method and device for biomass fuels by carbon dioxide circulation
CN102859148A (en) * 2010-01-26 2013-01-02 东芝三菱电机工业系统有限公司 Energy recovery system and method
CN103742899A (en) * 2014-01-23 2014-04-23 上海锅炉厂有限公司 Oxygen-enriched combustion circulating fluidized bed poly-generation system and process

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102859148A (en) * 2010-01-26 2013-01-02 东芝三菱电机工业系统有限公司 Energy recovery system and method
JP2012106894A (en) * 2010-11-19 2012-06-07 Hitachi Ltd Method of manufacturing gas containing hydrogen as main component and manufacturing apparatus
CN102796561A (en) * 2012-08-09 2012-11-28 武汉凯迪工程技术研究总院有限公司 Anaerobic gasification method and device for biomass fuels by carbon dioxide circulation
CN103742899A (en) * 2014-01-23 2014-04-23 上海锅炉厂有限公司 Oxygen-enriched combustion circulating fluidized bed poly-generation system and process

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