CN107964425A - A kind of more gases catch chemical chain reaction device - Google Patents
A kind of more gases catch chemical chain reaction device Download PDFInfo
- Publication number
- CN107964425A CN107964425A CN201711011876.6A CN201711011876A CN107964425A CN 107964425 A CN107964425 A CN 107964425A CN 201711011876 A CN201711011876 A CN 201711011876A CN 107964425 A CN107964425 A CN 107964425A
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- Prior art keywords
- reactor
- fuel
- air
- chemical chain
- chain reaction
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Classifications
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C10/00—Fluidised bed combustion apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C10/00—Fluidised bed combustion apparatus
- F23C10/18—Details; Accessories
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
A kind of body catches chemical chain reaction device and utilizes chemical chain feature, it is related to a kind of multistage Matter Transfer process.The present invention solve current fuel reactor can not in fact now with gasification of biomass while realize CO2The problem of seizure.And lime stone reactor utilizes its own structural advantage, releasing heat in air reactor is made full use of to make its internal CaCO3Decompose reaction, and produce CO2Connection collection device is stored utilization.And the reduction-state carrier of oxygen and CO are produced since the oxidation state carrier of oxygen and gasification of biomass product react in fuel reactor2And the CaO by being transmitted in lime stone reactor in fuel reactor absorbs CO2Make the imflammable gas that is collected into purer, and release heat and promote gasification of biomass is positive to carry out.The power of chemical chain reaction device system circulation is derived from the air blower of air reactor peripheral hardware and the temperature gradient and concentration gradient of inside reactor gas；The chemical chain reaction device mainly collects imflammable gas and catches CO2, biomass realizes that the Multi-class propagation of energy improves energy utilization rate in gasification, and being separated out during simultaneous reactions without oxynitrides reduces environmental pollution.
Description
Technical field
The present invention relates to a kind of structure design of new chemical chain reaction device, it can be achieved that the collection of more gases, the ladder of energy
Level utilizes, mutually converting and recycling between material.
Background technology
Chemical chain burning technology is a kind of novel cleaning clear height to grow up under the serious overall background of air environmental pollution
The combustion technology of effect, compared with conventional heating technique, has efficiency of energy utilization height, CO2Enrichment is easy to seizure, oxynitrides
The advantages that discharge capacity is low and is easily organically combined with pollutant removing process, thus have wide development and application prospect.But
The drawbacks of current chemical chain reaction device mainly still uses fossil fuel coal, recyclable fuel non-there are fuel；Although and
Pollutant discharge amount is less than conventional heating technique, but still there are problems that greenhouse gas emission.
The content of the invention
The present invention has played it certainly to greatest extent using biomass as fuel, using gasification technology in chemical chain reaction device
Body advantage, effectively controls NOxDischarge, there is provided a kind of chemical chain reaction device technology of gas collection.
The technical scheme is that：Chemical chain reaction device is made of three big reactors, including air reactor, fuel are anti-
Device and lime stone reactor are answered, the reaction generation oxidation state carrier of oxygen wherein in air reactor；Biology is carried out in fuel reactor
The pyrolysis of matter and gasification reaction, its product produce the reduction-state carrier of oxygen with the reaction of the oxidation state carrier of oxygen and are recycled back to air reactor；
CO is carried out in lime stone reactor2The seizure of gas.The heat of Ni oxidations release is mainly lime stone reaction in air reactor
Device collects CO2Heat is provided, the NiO of air reactor enters fuel reactor with air-flow；NiO enters fuel reactor and fuel
The product reaction of gasification of biomass in reactor；Quick lime reactor utilizes CaO and CO2Reaction catches fuel reactor CO2Generation
CaCO3, CaCO3Air reactor is entered by transmitting device, the workflow of the transmitting device is：CaCO3 passes through inside it
Conveyor-belt apparatus realize and be made of with the connection of fuel reactor part, conveyor-belt apparatus upper and lower two layers of conveyer belt, upper strata
Conveyer belt direction is to be directed toward fuel reactor by lime stone reactor, and lower floor's direction of transfer is to be directed toward lime stone by fuel reactor
Reactor, realizes one-way transmission and material is recycled.Air reactor is to provide wind regime by air blower, passes through cloth wind
Plate enters reactor, as combustion-supporting medium；Sealing medium is passed through in Sealing furnace（Vapor）, prevent fuel reactor generate gas
Body enters air reactor；Water vapour is passed through in fuel reactor as gasification of biomass medium.
The present invention has the advantages that compared with prior art：The present invention passes through air reactor, fuel reactor
Imflammable gas collection and CO in biomass fuel chemical chain reaction device are realized with lime stone reactor2The same stepping of seizure of gas
OK.Oxidation state oxygen carrier NiO is promoted to what fuel reactor was produced with gasification of biomass using riser in air reactor
Reducibility gas, which reacts, generates reduction-state carrier of oxygen Ni, is recycled to by Sealing furnace chain structure in air reactor.Combustion
Temperature of reactor control is expected in the range of 700-850 DEG C, and imflammable gas, which is collected, reaches maximum magnitude；Chemical chain reaction device master
What is carried out is reacted between biomass pyrolytic and gasification of biomass and its gasification product and the oxidation state carrier of oxygen, selects life
Material is as fuel because it is with volatile matter content is high, content of ashes is few, and fixed carbon content is few but the active spy more much higher than coal
Point, and oxynitrides will not be separated out under conditions of gasification, realize the Multi-class propagation of energy, efficiently reduce environment dirt
Dye.
Brief description of the drawings
Fig. 1 is chemical chain reaction device two dimensional cross-section schematic diagram.
Including：1-air reactor；2-lime stone reactor；3-conveyer belt；4-CO2 collectors； 5—
Air intake；6-riser；7-waste gas outlet；8-cyclone separator；9-go out dipleg；10-fuel reactor；
11-biomass inlet；12-sealing device；13-imflammable gas is collected；14-steam inlet；15-Sealing furnace；
16-steam inlet；17-chain.
Embodiment
The operation principle of biomass fuel synthesis gas Multi-class propagation chemical chain reaction device is as follows：
1st, air reactor：
Air in air reactor is sent into by bottom air distribution plate, and reduction-state carrier of oxygen Ni and air mixed combustion, put
Go out substantial amounts of reaction heat, its chemical equation occurred is：
Above-mentioned reaction is exothermic reaction, and air reactor temperature is 900-1000 DEG C.Due to what is generated after the effect burning of heating power
The high-temperature particle of NiO enters in fuel reactor, and heat source is provided for the further reaction of fuel reactor.
2nd, fuel reactor：
Enter the high temperature NiO particles of fuel reactor from air reactor, it is anti-with fuel reactor biomass pyrogenation gasification product
Should, generation CO2 simultaneously absorbed by CaO, and release heat promote gasification of biomass hair should make biomass pyrogenation gasification reaction forward into
OK.Fuel reactor occur reaction equation be：
Gasification of biomass：（1）
（2）
（3）
（4）
（5）
（1）—（4）For the endothermic reaction, formula（1）It is the reaction of gasification of biomass.Formula（2）、（3）、（4）It is NiO and biogas
Change the chemical reaction that product occurs.Formula（5）For CaO and CO2Generation chemical reaction generation CaCO3And heat is discharged, in this reaction
CaO plays indirect catalytic reaction（1）Effect.
In biomass gasification process, fuel reactor（Bubbling fluidized bed）Running temperature is reached by thermocouple heating, is fired
Material absorbs and stores the temperature that turbulent flow occurs for heat and mixing keeps constant whole bed.
3rd, lime stone reactor：
Lime stone reactor absorbs the heat of carrier of oxygen oxidation release in air reactor first, its internal CaCO3Thermally decomposed
Generate CaO and CO2, realize CO2Seizure.Its occur chemical equation be：
Reactor is the structure of an autonomous closure, and the company with fuel reactor part is realized by its internal conveyor-belt apparatus
Logical, conveyor-belt apparatus is made of upper and lower two layers of conveyer belt, and upper strata conveyer belt direction is anti-by lime stone reactor direction fuel
Device is answered, lower floor's direction of transfer is to be directed toward lime stone reactor by fuel reactor, realizes one-way transmission and material is circulated
Utilize.
Biomass fuel synthesizer Multi-class propagation chemical chain reaction device realizes life on the basis of carrier of oxygen circulation is realized
The Multi-class propagation of material energy, and CaCO is realized by lime stone reactor3Conversion between CaO.
Claims (3)
1. a kind of more gases catch chemical chain reaction device, it is characterised in that：There are air reactor, fuel reactor, the lime stone anti-
Three big component of device is answered to form, air reactor is connected by cyclone separator with fuel reactor, and fuel reactor is anti-with air
Answer and be connected by Sealing furnace between device, meanwhile, add conveyor-belt apparatus in air reactor and fuel reactor.
2. a kind of more gases according to claim 1 catch chemical chain reaction device, it is characterized in that：Lime stone reactor uses
Conveyer belt transmits, and transmission device is made of upper and lower two layers of conveyer belt, and upper strata conveyer belt direction is to be directed toward to fire by lime stone reactor
Expect reactor, lower floor's direction of transfer is to be directed toward lime stone reactor by fuel reactor, realizes one-way transmission and adds material
To recycle.
3. a kind of more gases according to claim 1 catch chemical chain reaction device, it is characterized in that：Sealing furnace and chain are set
Structure is simultaneously passed through vapor in Sealing furnace, in fuel reactor reaction generate the reduction-state carrier of oxygen and pass through Sealing furnace and chain
Effect return in air reactor, vapor is passed through in Sealing furnace and reaches sealing effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711011876.6A CN107964425A (en) | 2017-10-26 | 2017-10-26 | A kind of more gases catch chemical chain reaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711011876.6A CN107964425A (en) | 2017-10-26 | 2017-10-26 | A kind of more gases catch chemical chain reaction device |
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| Publication Number | Publication Date |
|---|---|
| CN107964425A true CN107964425A (en) | 2018-04-27 |
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ID=61999754
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711011876.6A Pending CN107964425A (en) | 2017-10-26 | 2017-10-26 | A kind of more gases catch chemical chain reaction device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201309913Y (en) * | 2008-11-05 | 2009-09-16 | 张鹏 | Device for producing and heating carbonic fuel gasifying agent |
| CN103062910A (en) * | 2013-01-11 | 2013-04-24 | 东南大学 | Method and device for integrating chemical-looping combustion with CO<2> trapping |
| CN103113917A (en) * | 2013-02-18 | 2013-05-22 | 上海锅炉厂有限公司 | Solid fuel chemical-looping gasification hydrogen production system and method |
| CN103552983A (en) * | 2013-10-25 | 2014-02-05 | 西南石油大学 | CaO guided technology for producing hydrogen through steam reforming and chemical looping combustion of methane |
| CN105858601A (en) * | 2016-04-07 | 2016-08-17 | 中国石油化工股份有限公司 | Switchover-type chemical-looping hydrogen production plant and hydrogen production method |
| CN207376010U (en) * | 2017-10-26 | 2018-05-18 | 哈尔滨理工大学 | A kind of more gases capture chemical chain reaction device |
-
2017
- 2017-10-26 CN CN201711011876.6A patent/CN107964425A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201309913Y (en) * | 2008-11-05 | 2009-09-16 | 张鹏 | Device for producing and heating carbonic fuel gasifying agent |
| CN103062910A (en) * | 2013-01-11 | 2013-04-24 | 东南大学 | Method and device for integrating chemical-looping combustion with CO<2> trapping |
| CN103113917A (en) * | 2013-02-18 | 2013-05-22 | 上海锅炉厂有限公司 | Solid fuel chemical-looping gasification hydrogen production system and method |
| CN103552983A (en) * | 2013-10-25 | 2014-02-05 | 西南石油大学 | CaO guided technology for producing hydrogen through steam reforming and chemical looping combustion of methane |
| CN105858601A (en) * | 2016-04-07 | 2016-08-17 | 中国石油化工股份有限公司 | Switchover-type chemical-looping hydrogen production plant and hydrogen production method |
| CN207376010U (en) * | 2017-10-26 | 2018-05-18 | 哈尔滨理工大学 | A kind of more gases capture chemical chain reaction device |
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