CN106906006A - A kind of tar oil treatment device and method - Google Patents
A kind of tar oil treatment device and method Download PDFInfo
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- CN106906006A CN106906006A CN201710153182.XA CN201710153182A CN106906006A CN 106906006 A CN106906006 A CN 106906006A CN 201710153182 A CN201710153182 A CN 201710153182A CN 106906006 A CN106906006 A CN 106906006A
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- tar
- combustion chamber
- gas
- removing device
- biomass
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- 239000002641 tar oil Substances 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title abstract description 13
- 239000011269 tar Substances 0.000 claims abstract description 116
- 238000002485 combustion reaction Methods 0.000 claims abstract description 103
- 239000002028 Biomass Substances 0.000 claims abstract description 91
- 239000000567 combustion gas Substances 0.000 claims abstract description 75
- 238000002309 gasification Methods 0.000 claims abstract description 70
- 239000007789 gas Substances 0.000 claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000000203 mixture Substances 0.000 claims abstract description 28
- 239000007921 spray Substances 0.000 claims abstract description 9
- 239000002737 fuel gas Substances 0.000 claims abstract description 8
- 230000006378 damage Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 34
- 229910052799 carbon Inorganic materials 0.000 claims description 28
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 27
- 239000003795 chemical substances by application Substances 0.000 claims description 22
- 230000008676 import Effects 0.000 claims description 17
- 238000009413 insulation Methods 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 15
- QEJQAPYSVNHDJF-UHFFFAOYSA-N $l^{1}-oxidanylethyne Chemical compound [O]C#C QEJQAPYSVNHDJF-UHFFFAOYSA-N 0.000 claims description 14
- 239000003610 charcoal Substances 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 238000006722 reduction reaction Methods 0.000 claims description 10
- 238000003672 processing method Methods 0.000 claims description 8
- 230000033228 biological regulation Effects 0.000 claims description 7
- 238000005422 blasting Methods 0.000 claims description 6
- 238000000746 purification Methods 0.000 claims description 6
- 150000003254 radicals Chemical class 0.000 claims description 6
- 238000001704 evaporation Methods 0.000 claims description 4
- 230000008020 evaporation Effects 0.000 claims description 4
- 239000000446 fuel Substances 0.000 claims description 4
- -1 produces heat Substances 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 3
- 230000009257 reactivity Effects 0.000 claims 1
- 239000004480 active ingredient Substances 0.000 abstract description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N monobenzene Natural products C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 11
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 150000001555 benzenes Chemical class 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 4
- 238000003911 water pollution Methods 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 241000209094 Oryza Species 0.000 description 3
- 235000007164 Oryza sativa Nutrition 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 239000010903 husk Substances 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 235000009566 rice Nutrition 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000011285 coke tar Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 206010022000 influenza Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000005439 thermosphere Substances 0.000 description 1
Classifications
-
- 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
- C10J3/82—Gas withdrawal means
- C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/76—Gas phase processes, e.g. by using aerosols
-
- 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
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/48—Apparatus; Plants
- C10J3/482—Gasifiers with stationary fluidised bed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/05—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste oils
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/21—Organic compounds not provided for in groups B01D2251/206 or B01D2251/208
-
- 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
- C10J2300/0916—Biomass
-
- 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
- C10J2300/1606—Combustion processes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/10—Liquid waste
- F23G2209/102—Waste oil
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dispersion Chemistry (AREA)
- Solid-Fuel Combustion (AREA)
Abstract
The invention discloses a kind of tar oil treatment device and method, gas outlet connection tar-removing device entrance including biomass fixed-bed gasification furnace, the first discharge port connection combustion gas booster fan of tar-removing device, combustion gas booster fan connects the adiabatic combustion chamber inlet of insulated combustion chamber, second outlet of tar-removing device is connected to tar pool, tar pool connects the tar entrance of insulated combustion chamber by booster pump, insulated combustion chamber is connected to gas fired-boiler, and the steam (vapor) outlet of gas fired-boiler is connected to heat-exchanger rig.The present invention collects tar and water in combustion gas by tar-removing device, the tar that will be collected by booster pump sprays into insulated combustion chamber with aqueous mixtures, and the energy produced using fuel gas buring decomposes the active ingredient in tar, and using the composition after tar destruction, suppress NO in combustion processXGeneration, be fully solved, make use of the tar produced in gasification, effectively protect environment, and ensure that the permanent operation of equipment for gasification.
Description
Technical field
The invention belongs to tar processing technical field, more particularly to a kind of tar oil treatment device and method.
Background technology
China is energy resource consumption big country, and in order to advance Ecological Civilization Construction, solution resource constraint is becoming tight, environmental pollution is serious
The problems such as, by more and more extensive utilization, gasification of biomass is using the important composition as biomass economy for biomass resource
Part.
Tar is inevitable accessory substance in biomass gasification process.The tar that gasification of biomass is produced is divided into 1 Jiao
Oil, 2 tar, 3 tar etc., with complicated component, variable properties, the characteristic such as influence factor is comprehensive, harmfulness is big.
Biomass coke tar includes 100 Multiple components, and major part is benzene derivate, there is benzene, naphthalene, toluene, dimethylbenzene etc., also
There is macromolecular aromatic substance difficult to deal with.Tar has larger viscosity and acidity, and adiabatic condensation temperature is relatively low, easily condenses in pipeline
On wall, corrode and block pipeline.
The method for processing tar has spray process, bubbling immersion method, dry filter to go tar removing and the appropriate combination of dust.It is existing
Have is carried out, it is necessary to consume substantial amounts of water or biomass material mistake using filtering more than the method for technical finesse tar and by the way of absorbing
Filter, with high cost, causes water pollution and secondary pollution, and above tar processing method is to collect tar condensing, not
Have completely treatment, using tar.
The content of the invention
It is an object of the invention to provide a kind of tar oil treatment device and method, sprayed into by by the mixture of tar and water
Insulated combustion chamber and air distribution combustion, make full use of tar with generation in the active ingredient benzene class reduction combustion process of aqueous mixtures
NO, while by the temperature of the water rate control insulated combustion chamber in primary air flow and tar so that fuel gas with low heat value stabilization is burnt
While, the optimal temperature conditions that benzene class reduces NO are reached, improve the utilization rate of biomass fixed-bed gasification furnace, it is suppressed that combustion
NO during burningXGeneration, be effectively protected environment, it is ensured that the operation of the long-term security of biomass fixed-bed gasification furnace, solution
Carried out, it is necessary to consume substantial amounts of water or biomass using filtering and by the way of absorbing more than the method for prior art of having determined treatment tar
Raw material is filtered, with high cost, the problems such as causing water pollution and secondary pollution and cannot make full use of tar.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions：
The present invention be a kind of tar oil treatment device, including biomass fixed-bed gasification furnace, tar-removing device, combustion gas supercharging wind
Machine, tar pool, heat-exchanger rig, booster pump, insulated combustion chamber, gas fired-boiler, primary air fan and overfire air fan, the biomass are consolidated
The gas outlet connection tar-removing device entrance of fixed bed gasification furnace；The first discharge port of the tar-removing device is connected to combustion gas increasing
Pressure fan；The combustion gas booster fan connects the adiabatic combustion chamber inlet of insulated combustion chamber；The second row of the tar-removing device
Outlet is connected to tar pool；The tar pool connects insulated combustion chamber tar entrance by booster pump；The insulated combustion chamber connects
It is connected to gas fired-boiler；The steam (vapor) outlet connection heat-exchanger rig of the gas fired-boiler.
Preferably, the biomass fixed-bed gasification furnace include material inlet, gasifying agent import, carbon outlet port, gas outlet,
Inner bag and fire grate, the material inlet are arranged on biomass fixed-bed gasification furnace top, and material inlet is connected with charging gear,
The gasifying agent import is arranged on biomass fixed-bed gasification furnace top or bottom, and gasifying agent import passes through pipeline and air blower
It is connected, the carbon outlet port is arranged on biomass fixed-bed gasification furnace bottom, and carbon outlet port is connected with row's charcoal device, and the combustion gas goes out
Mouth is arranged on biomass fixed-bed gasification furnace sidepiece, and the inner bag is arranged on biomass fixed-bed gasification furnace inner side, the fire grate
It is arranged on inside biomass fixed-bed gasification furnace, the charging gear, air blower, row's charcoal device are electrically connected with control centre.
Preferably, the insulated combustion chamber includes adiabatic combustion chamber inlet, tar entrance, First air entrance, heat insulation layer, resistance
Wall with flues, lighting-up tuyere and blasting apparatus, the adiabatic combustion chamber inlet are provided with burner, and the tar entrance is provided with atomization spray
Head, the atomizer connects booster pump by pipeline, and the First air entrance is connected by pipeline with primary air fan, described exhausted
Thermosphere is arranged on adiabatic combustion indoor, and the fire resisting wall is arranged on adiabatic combustion chamber interior, and the lighting-up tuyere is provided with high energy
Igniter and igniter fuel entrance, the blasting apparatus, booster pump, primary air fan, high-energy igniter are electrically connected with control centre.
Preferably, the gas fired-boiler includes heating surface, Secondary Air entrance, steam (vapor) outlet, superheater and economizer, described
Boiler heating surface is arranged in inside gas fired-boiler, and the heating surface is connected with superheater, and the Secondary Air entrance is connected with secondary
Blower fan, the steam (vapor) outlet is connected with heat-exchanger rig, and the heat-exchanger rig is connected at economizer by pipeline, the Secondary Air
Machine is electrically connected at control centre.
Preferably, the gas outlet connection tar-removing device inlet duct of the biomass fixed-bed gasification furnace, tar removing
Device first discharge port is connected to combustion gas booster fan pipeline, and combustion gas booster fan connection insulated combustion chamber pipeline is equipped with outer guarantor
Warm layer, and Pipe installing has temperature-detecting device and pressure-detecting device, the temperature-detecting device and pressure-detecting device electricity
Property connection control centre.
A kind of tar processing method, is produced with a kind of tar oil treatment device, is comprised the following steps：
Step one, opens control centre, regulation charging gear and air blower operation, and biomass material and gasifying agent lead to respectively
Material inlet and gasifying agent import feeding biomass fixed-bed gasification furnace are crossed, biomass material is in biomass fixed-bed gasification furnace
With gasifying agent reaction generation combustion gas, biomass carbon, biomass carbon is by carbon outlet port through arranging the biomass fixed-bed gasification of discharge of charcoal device
Stove, combustion gas discharges biomass fixed-bed gasification furnace through gas outlet；
Step 2, combustion gas enters tar-removing device through tar-removing device entrance, and combustion gas is completed in tar-removing device with Jiao
The separation of oil and water, the combustion gas after purification is discharged through tar-removing device first discharge port, and the mixture of tar and water is through tar removing
The outlet of device second is discharged；
Step 3, through the combustion gas that tar-removing device first discharge port is discharged, after combustion gas booster fan is pressurized, feeding is exhausted
High-energy igniter and primary air fan are opened by hot chamber entrance, control centre, light combustion gas；
Step 4, the tar and the mixture of water discharged through the outlet of tar-removing device second, after booster pump is pressurized,
Into the tar entrance of adiabatic combustion, after being atomized through atomizer, insulated combustion chamber is sprayed into；
Step 5, under the hot environment of insulated combustion chamber, into the tar destruction of insulated combustion chamber into CHi, C2H,HCCO
Deng high reaction activity free radical, CHi, C2H, HCCO and NO carry out reduction reaction, suppress the generation of NOx, and water enters insulated combustion chamber
Rapid evaporation, becomes vapor；
Overfire air fan is opened by step 6, control centre, by the combustible component completely burnout in combustion gas middle rank tar, produces heat
Amount, gas fired-boiler heating surface absorbs heat, produces steam；
Step 7, steam is exported by Boiler Steam, is partly passed through and is entered heat-exchanger rig.
Preferably, the biomass moisture 5%-50%, 60 DEG C -300 DEG C of gas outlet temperature, fuel gases calorific value 450-
1300kcal/Nm3。
Preferably, 800 DEG C -1300 DEG C of the adiabatic combustion room temperature, heat insulation layer thickness is not less than 300mm.
Preferably, the steam (vapor) outlet vapor (steam) temperature is not less than 200 DEG C, and the temperature of the tar pool is not less than 50 DEG C, Jiao
Oil is more than 40kg/h with the straying quatity of aqueous mixtures.
Preferably, in the step 3, primary air flow accounts for the 50%-70% of total blast volume, and in step 6, secondary air flow is accounted for always
30%-the 50% of air quantity.
Principle of the invention
1st, biomass coke tar includes 100 Multiple components, and major part is benzene derivate, there is benzene, naphthalene, toluene, dimethylbenzene etc.,
Macromolecular aromatic substance also difficult to deal with, benzene derivate in high temperature environments, can resolve into CHi, C2The contour reaction of H, HCCO
Living radical, CHi, C2There is reduction reaction in the NO produced during H, HCCO and fuel gas buring, reduce the growing amount of NO.
2nd, the straying quatity of regulation primary air flow and tar and aqueous mixtures, water evaporation absorbs the temperature in adiabatic combustion room,
Primary air flow control combustion gas adjusts the temperature of insulated combustion chamber in the fired state of insulated combustion chamber, controls the decomposition of tar anti-
Should.
Beneficial effects of the present invention：
Insulated combustion chamber and air distribution combustion are sprayed into by by the mixture of tar and water, tar and aqueous mixtures are made full use of
Active ingredient benzene class reduction combustion process in the NO that produces, while by the adiabatic combustion of water rate control in primary air flow and tar
Burn the temperature of room so that while fuel gas with low heat value stabilization is burnt, reach the optimal temperature conditions that benzene class reduces NO, improve life
The utilization rate of material fixed-bed gasification furnace, it is suppressed that NO in combustion processXGeneration, be effectively protected environment, it is ensured that raw
The long-term security of material fixed-bed gasification furnace runs, and uses what is filtered and absorb the method for solving prior art treatment tar more
Mode carry out, it is necessary to consume substantial amounts of water or biomass material filtering, with high cost, cause water pollution and secondary pollution and
The problems such as tar cannot being made full use of, effectively protects environment, and ensure that the permanent operation of equipment for gasification.
Certainly, implement any product of the invention to it is not absolutely required to while reaching all the above advantage.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, uses required for being described to embodiment below
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, can also obtain other attached according to these accompanying drawings
Figure.
Fig. 1 is a kind of schematic diagram of tar oil treatment device in the embodiment of the present invention；
Fig. 2 is the structure chart of biomass fixed-bed gasification furnace in the embodiment of the present invention；
Fig. 3 is the structure chart of tar-removing device in the embodiment of the present invention；
Fig. 4 is the schematic diagram of insulated combustion chamber in the embodiment of the present invention；
Fig. 5 is the schematic diagram of gas fired-boiler in the embodiment of the present invention；
Fig. 6 is the schematic diagram of control system in the embodiment of the present invention.
In accompanying drawing, the list of parts representated by each label is as follows：
1- biomass fixed-bed gasification furnaces；2- tar-removing devices；3- combustion gas booster fans；4- tar pools；5- heat-exchanger rigs；
6- booster pumps；7- insulated combustion chambers；8- gas fired-boilers；9- primary air fans；10- overfire air fans；11- control centres；12- temperature is examined
Survey device；13- pressure-detecting devices；101- material inlets；102- gasifying agent imports；103- carbon outlet ports；104- gas outlets；
105- charging gears；106- air blowers；107- arranges charcoal device；108- inner bags；109- fire grates；201- tar-removing device entrances；
The first discharge port of 202- tar-removing devices；Second outlet of 203- tar-removing devices；701- adiabatic combustion chamber inlets；702-
Tar entrance；703- First air entrances；704- heat insulation layers；705- fire resisting walls；706- lighting-up tuyeres；707- blasting apparatus；708- fires
Burner；709- atomizers；710- high-energy igniters；711- igniter fuel entrances；801- heating surfaces；802- Secondary Air entrances；
803- steam (vapor) outlets；804- superheaters；805- economizers.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is all other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
In the description of the invention, it is to be understood that term " perforate ", " on ", D score, " thickness ", " top ", " in ",
Indicating position or the position relationship such as " length ", " interior ", " surrounding ", are for only for ease of the description present invention and simplify description, without
It is that the component or element for indicating or implying meaning must have specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that to be limitation of the present invention.
Refer to shown in Fig. 1, the present invention is a kind of tar oil treatment device, including biomass fixed-bed gasification furnace, tar removing
Device, combustion gas booster fan, tar pool, heat-exchanger rig, booster pump, insulated combustion chamber, gas fired-boiler, primary air fan and Secondary Air
Machine, the gas outlet connection tar-removing device entrance of biomass fixed-bed gasification furnace；The first discharge port connection of tar-removing device
To combustion gas booster fan；Combustion gas booster fan connects the adiabatic combustion chamber inlet of insulated combustion chamber；The second row of tar-removing device
Outlet is connected to tar pool；Tar pool connects insulated combustion chamber tar entrance by booster pump；Insulated combustion chamber is connected to combustion gas
Boiler；The steam (vapor) outlet connection heat-exchanger rig of the gas fired-boiler.
Wherein, biomass fixed-bed gasification furnace include material inlet, gasifying agent import, carbon outlet port, gas outlet, inner bag and
Fire grate, material inlet is arranged on biomass fixed-bed gasification furnace top, and material inlet is connected with charging gear, gasifying agent import
Biomass fixed-bed gasification furnace top or bottom are arranged on, and gasifying agent import is connected by pipeline with air blower, carbon outlet port sets
Put in biomass fixed-bed gasification furnace bottom, and carbon outlet port is connected with row's charcoal device, gas outlet is arranged on biomass fixed-bed
Gasification furnace sidepiece, inner bag is arranged on biomass fixed-bed gasification furnace inner side, and the fire grate is arranged on biomass fixed-bed gasification furnace
Inside, charging gear, air blower, row's charcoal device are electrically connected with control centre.
Wherein, insulated combustion chamber include adiabatic combustion chamber inlet, tar entrance, First air entrance, heat insulation layer, fire resisting wall,
Lighting-up tuyere and blasting apparatus, adiabatic combustion chamber inlet are provided with burner, and tar entrance is provided with atomizer, and atomizer leads to
Piping connects booster pump, and the First air entrance is connected by pipeline with primary air fan, and heat insulation layer is arranged on insulated combustion chamber
Inner side, fire resisting wall is arranged on adiabatic combustion chamber interior, and lighting-up tuyere is provided with high-energy igniter and igniter fuel entrance, and dress is swept in spray
Put, booster pump, primary air fan, high-energy igniter are electrically connected with control centre.
Wherein, gas fired-boiler includes heating surface, Secondary Air entrance, steam (vapor) outlet, superheater and economizer, boiler heating surface
It is arranged in inside gas fired-boiler, heating surface is connected with superheater, Secondary Air entrance is connected with overfire air fan, and steam (vapor) outlet is connected with
Heat-exchanger rig, heat-exchanger rig is connected at economizer by pipeline, and overfire air fan is electrically connected at control centre.
Wherein, the gas outlet connection tar-removing device inlet duct of biomass fixed-bed gasification furnace, tar-removing device the
One outlet is connected to combustion gas booster fan pipeline, and combustion gas booster fan connection insulated combustion chamber pipeline is equipped with external thermal insulation,
And Pipe installing has temperature-detecting device and pressure-detecting device, temperature-detecting device and pressure-detecting device are electrically connected with control
Center.
A kind of tar processing method, is produced with a kind of tar oil treatment device, is comprised the following steps：
Step one, opens control centre, regulation charging gear and air blower operation, and biomass material and gasifying agent lead to respectively
Material inlet and gasifying agent import feeding biomass fixed-bed gasification furnace are crossed, biomass material is in biomass fixed-bed gasification furnace
With gasifying agent reaction generation combustion gas, biomass carbon, biomass carbon is by carbon outlet port through arranging the biomass fixed-bed gasification of discharge of charcoal device
Stove, combustion gas discharges biomass fixed-bed gasification furnace through gas outlet；
Step 2, combustion gas enters tar-removing device through tar-removing device entrance, and combustion gas is completed in tar-removing device with Jiao
The separation of oil and water, the combustion gas after purification is discharged through tar-removing device first discharge port, and the mixture of tar and water is through tar removing
The outlet of device second is discharged；
Step 3, through the combustion gas that tar-removing device first discharge port is discharged, after combustion gas booster fan is pressurized, feeding is exhausted
High-energy igniter and primary air fan are opened by hot chamber entrance, control centre, light combustion gas；
Step 4, the tar and the mixture of water discharged through the outlet of tar-removing device second, after booster pump is pressurized,
Into the tar entrance of adiabatic combustion, after being atomized through atomizer, insulated combustion chamber is sprayed into；
Step 5, under the hot environment of insulated combustion chamber, into the tar destruction of insulated combustion chamber into CHi, C2H,HCCO
Deng high reaction activity free radical, CHi, C2H, HCCO and NO carry out reduction reaction, suppress the generation of NOx, and water enters insulated combustion chamber
Rapid evaporation, becomes vapor；
Overfire air fan is opened by step 6, control centre, by the combustible component completely burnout in combustion gas middle rank tar, produces heat
Amount, gas fired-boiler heating surface absorbs heat, produces steam；
Step 7, steam is exported by Boiler Steam, is partly passed through and is entered heat-exchanger rig.
Wherein, biomass moisture 5%-50%, 60 DEG C -300 DEG C of gas outlet temperature, fuel gases calorific value 450-1300kcal/
Nm3。
Wherein, 800 DEG C -1300 DEG C of adiabatic combustion room temperature, heat insulation layer thickness is not less than 300mm.
Wherein, steam (vapor) outlet vapor (steam) temperature is not less than 200 DEG C, and the temperature of the tar pool is not less than 50 DEG C, tar and water
The straying quatity of mixture is more than 40kg/h.
Wherein, in step 3, primary air flow accounts for the 50%-70% of total blast volume, and in step 6, secondary air flow accounts for total blast volume
30% -50%.
Insulated combustion chamber and air distribution combustion are sprayed into by by the mixture of tar and water, tar and aqueous mixtures are made full use of
Active ingredient benzene class reduction combustion process in the NO that produces, while by the adiabatic combustion of water rate control in primary air flow and tar
Burn the temperature of room so that while fuel gas with low heat value stabilization is burnt, reach the optimal temperature conditions that benzene class reduces NO, improve life
The utilization rate of material fixed-bed gasification furnace, it is suppressed that NO in combustion processXGeneration, be effectively protected environment, it is ensured that raw
The long-term security of material fixed-bed gasification furnace runs, and uses what is filtered and absorb the method for solving prior art treatment tar more
Mode carry out, it is necessary to consume substantial amounts of water or biomass material filtering, with high cost, cause water pollution and secondary pollution and
The problems such as tar cannot being made full use of, effectively protects environment, and ensure that the permanent operation of equipment for gasification.
Embodiment one
Control centre is opened, regulation charging gear runs, and rice husk and air pass through material inlet and gasifying agent import respectively
Feeding biomass fixed-bed gasification furnace, rice husk moisture 11%, rice husk is generated in biomass fixed-bed gasification furnace with air reaction
Combustion gas, biomass carbon, by carbon outlet port through arranging charcoal device discharge biomass fixed-bed gasification furnace, combustion gas is through gas outlet for biomass carbon
Discharge biomass fixed-bed gasification furnace, 160 DEG C of gas outlet temperature, calorific value 950kcal/Nm3；Combustion gas is through tar-removing device entrance
Into tar-removing device, completion combustion gas is separated with tar and water in tar-removing device, and the combustion gas after purification is filled through tar removing
Put first discharge port to discharge, the mixture of tar and water is discharged through the outlet of tar-removing device second；Through tar-removing device first
The combustion gas of outlet discharge, after combustion gas booster fan is pressurized, sends into adiabatic combustion chamber inlet, the heat insulation layer of insulated combustion chamber
High-energy igniter and primary air fan are opened by thickness 300mm, control centre, and primary air flow accounts for the 50% of total blast volume, lights combustion gas；Through
The tar of the outlet of tar-removing device second discharge and the mixture of water, after booster pump is pressurized, into Jiao of adiabatic combustion
Oil-in, tar and aqueous mixtures straying quatity 43kg/h, after being atomized through atomizer, spray into insulated combustion chamber；In adiabatic combustion
Under the hot environment of room, into the tar destruction of insulated combustion chamber into CHi, C2The high reaction activity free radical such as H, HCCO, CHi,
C2H, HCCO and NO carry out reduction reaction, suppress the generation of NOx, and water evaporates rapidly into insulated combustion chamber, becomes vapor, absolutely
1200 DEG C of hot chamber temperature；Overfire air fan is opened by control centre, and secondary air flow accounts for the 50% of total blast volume, by combustion gas middle rank tar
In combustible component completely burnout, produce heat, gas fired-boiler heating surface absorb heat, produce steam, 230 DEG C of vapor (steam) temperature；
Steam is exported by Boiler Steam, is passed through part and is entered heat-exchanger rig, tar pool temperature 50 C；After testing boiler tail flue gas without
Combustible component, and smoke NOx content 45mg/Nm3, meet environmental requirement.
Embodiment two
Control centre, regulation charging gear and air blower operation are opened, wood chip and air are gentle by material inlet respectively
Biomass fixed-bed gasification furnace is sent into agent import, wood chip moisture 30%, and wood chip is in biomass fixed-bed gasification furnace and air
Reaction generation combustion gas, biomass carbon, biomass carbon is by carbon outlet port through arranging charcoal device discharge biomass fixed-bed gasification furnace, combustion gas warp
Gas outlet discharges biomass fixed-bed gasification furnace, 200 DEG C of gas outlet temperature, calorific value 650kcal/Nm3；Combustion gas is through tar removing
Device portal enters tar-removing device, combustion gas is completed in tar-removing device and is separated with tar and water, the combustion gas warp after purification
Tar-removing device first discharge port is discharged, and the mixture of tar and water is discharged through the outlet of tar-removing device second；Through tar removing
The combustion gas of device first discharge port discharge, after combustion gas booster fan is pressurized, sends into adiabatic combustion chamber inlet, insulated combustion chamber
Heat insulation layer thickness 350mm, control centre opens high-energy igniter and primary air fan, and primary air flow accounts for the 60% of total blast volume, point
Combustion combustion gas；The tar and the mixture of water discharged through the outlet of tar-removing device second, after booster pump is pressurized, into thermal insulation
The tar entrance of burning, tar and aqueous mixtures straying quatity 56kg/h, after being atomized through atomizer, spray into insulated combustion chamber；
Under the hot environment of insulated combustion chamber, into the tar destruction of insulated combustion chamber into CHi, C2The high reaction activity freedom such as H, HCCO
Base, CHi, C2H, HCCO and NO carry out reduction reaction, suppress the generation of NOx, and water evaporates rapidly into insulated combustion chamber, becomes water
Steam, 1000 DEG C of adiabatic combustion room temperature；Overfire air fan is opened by control centre, and secondary air flow accounts for the 40% of total blast volume, by combustion gas
Combustible component completely burnout in intermediate tar, produces heat, gas fired-boiler heating surface to absorb heat, produces steam, steam temperature
260 DEG C of degree；Steam is exported by Boiler Steam, is passed through part and is entered heat-exchanger rig, tar pool temperature 70 C；Boiler tail after testing
Portion's flue gas is without combustible component, and smoke NOx content 57mg/Nm3, meet environmental requirement.
Embodiment three
Control centre, regulation charging gear and air blower operation are opened, biological substance shaped granule material and oxygen-enriched air are distinguished
Biomass fixed-bed gasification furnace is sent into by material inlet and gasifying agent import, biological substance shaped granule material moisture 20% is biological
Matter shaped granule material in biomass fixed-bed gasification furnace and oxygen-enriched air reaction generation combustion gas, biomass carbon, biomass carbon by
Carbon outlet port discharges biomass fixed-bed gasification furnace through arranging charcoal device discharge biomass fixed-bed gasification furnace, combustion gas through gas outlet,
240 DEG C of gas outlet temperature, calorific value 800kcal/Nm3；Combustion gas enters tar-removing device through tar-removing device entrance, in tar removing
Complete combustion gas in device to be separated with tar and water, the combustion gas after purification is discharged through tar-removing device first discharge port, tar with
The mixture of water is discharged through the outlet of tar-removing device second；Through the combustion gas that tar-removing device first discharge port is discharged, by combustion
After the supercharging of gas booster fan, adiabatic combustion chamber inlet is sent into, the heat insulation layer thickness 380mm of insulated combustion chamber, control centre opens
High-energy igniter and primary air fan, primary air flow account for the 70% of total blast volume, light combustion gas；Arranged through the outlet of tar-removing device second
The tar and the mixture of water for going out, after booster pump is pressurized, into the tar entrance of adiabatic combustion, tar and aqueous mixtures spray
Enter amount 68kg/h, after being atomized through atomizer, spray into insulated combustion chamber；Under the hot environment of insulated combustion chamber, into thermal insulation
The tar destruction of combustion chamber is into CHi, C2The high reaction activity free radical such as H, HCCO, CHi, C2H, HCCO and NO carry out reduction reaction,
Suppress the generation of NOx, water evaporates rapidly into insulated combustion chamber, becomes vapor, 970 DEG C of adiabatic combustion room temperature；In control
The heart opens overfire air fan, and secondary air flow accounts for the 30% of total blast volume, and the combustible component completely burnout in combustion gas middle rank tar is produced
Heat, gas fired-boiler heating surface absorbs heat, produces steam, 300 DEG C of vapor (steam) temperature；Steam is exported by Boiler Steam, is passed through
Part enters heat-exchanger rig, 80 DEG C of tar pool temperature；Boiler tail flue gas are without combustible component, and smoke NOx content after testing
80mg/Nm3, meet environmental requirement.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Specific features, structure, material or the feature described with reference to the embodiment or example are contained at least one implementation of the invention
In example or example.In this manual, the schematic representation to above-mentioned term is not necessarily referring to identical embodiment or example.
And, the specific features of description, structure, material or feature can be in one or more any embodiments or example closing
Suitable mode is combined.
Present invention disclosed above preferred embodiment is only intended to help and illustrates the present invention.Preferred embodiment is not detailed
All of details is described, it is only described specific embodiment that the invention is not limited yet.Obviously, according to the content of this specification,
Can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is to preferably explain the present invention
Principle and practical application so that skilled artisan can be best understood by and utilize the present invention.The present invention is only
Limited by claims and its four corner and equivalent.
Claims (10)
1. a kind of tar oil treatment device, including biomass fixed-bed gasification furnace, tar-removing device, combustion gas booster fan, tar pool,
Heat-exchanger rig, booster pump, insulated combustion chamber, gas fired-boiler, primary air fan and overfire air fan, it is characterised in that：
The gas outlet connection tar-removing device entrance of the biomass fixed-bed gasification furnace；
The first discharge port of the tar-removing device is connected to combustion gas booster fan；
The combustion gas booster fan connects the adiabatic combustion chamber inlet of insulated combustion chamber；
Second outlet of the tar-removing device is connected to tar pool；
The tar pool connects insulated combustion chamber tar entrance by booster pump；
The insulated combustion chamber is connected to gas fired-boiler；
The steam (vapor) outlet connection heat-exchanger rig of the gas fired-boiler.
2. a kind of tar oil treatment device according to claim 1, it is characterised in that：The biomass fixed-bed gasification furnace bag
Material inlet, gasifying agent import, carbon outlet port, gas outlet, inner bag and fire grate are included, the material inlet is arranged on biomass and fixes
Bed gasification furnace top, and material inlet is connected with charging gear, the gasifying agent import is arranged on biomass fixed-bed gasification furnace
Top or bottom, and gasifying agent import is connected by pipeline with air blower, the carbon outlet port is arranged on biomass fixed-bed gasification
Stove bottom, and carbon outlet port is connected with row's charcoal device, the gas outlet is arranged on biomass fixed-bed gasification furnace sidepiece, described interior
Courage is arranged on biomass fixed-bed gasification furnace inner side, and the fire grate is arranged on inside biomass fixed-bed gasification furnace, the feed
Device, air blower, row's charcoal device are electrically connected with control centre.
3. a kind of tar oil treatment device according to claim 1, it is characterised in that：The insulated combustion chamber includes adiabatic combustion
Chamber inlet, tar entrance, First air entrance, heat insulation layer, fire resisting wall, lighting-up tuyere and blasting apparatus are burnt, the insulated combustion chamber enters
Mouth is provided with burner, and the tar entrance is provided with atomizer, and the atomizer connects booster pump by pipeline, described
First air entrance is connected by pipeline with primary air fan, and the heat insulation layer is arranged on adiabatic combustion indoor, and the fire resisting wall sets
Put in adiabatic combustion chamber interior, the lighting-up tuyere is provided with high-energy igniter and igniter fuel entrance, the blasting apparatus, supercharging
Pump, primary air fan, high-energy igniter are electrically connected with control centre.
4. a kind of tar oil treatment device according to claim 1, it is characterised in that：The gas fired-boiler include heating surface,
Secondary Air entrance, steam (vapor) outlet, superheater and economizer, the boiler heating surface are arranged in inside gas fired-boiler, described to be heated
Face is connected with superheater, and the Secondary Air entrance is connected with overfire air fan, and the steam (vapor) outlet is connected with heat-exchanger rig, described to change
Thermal is connected at economizer by pipeline, and the overfire air fan is electrically connected at control centre.
5. a kind of tar oil treatment device according to claim 1-4, it is characterised in that：The biomass fixed-bed gasification
The gas outlet connection tar-removing device inlet duct of stove, tar-removing device first discharge port is connected to combustion gas booster fan pipe
Road, combustion gas booster fan connection insulated combustion chamber pipeline is equipped with external thermal insulation, and Pipe installing has temperature-detecting device and pressure
Force checking device, the temperature-detecting device and pressure-detecting device are electrically connected with control centre.
6. a kind of tar processing method, is produced, it is characterised in that comprise the following steps with a kind of tar oil treatment device：
Step one, opens control centre, regulation charging gear and air blower operation, and biomass material and gasifying agent are respectively by original
Material import and gasifying agent import feeding biomass fixed-bed gasification furnace, biomass material are gentle in biomass fixed-bed gasification furnace
Agent reaction generation combustion gas, biomass carbon, biomass carbon is by carbon outlet port through arranging charcoal device discharge biomass fixed-bed gasification furnace, combustion
Gas discharges biomass fixed-bed gasification furnace through gas outlet；
Step 2, combustion gas enters tar-removing device through tar-removing device entrance, completed in tar-removing device combustion gas and tar and
The separation of water, the combustion gas after purification is discharged through tar-removing device first discharge port, and the mixture of tar and water is through tar-removing device
Second outlet is discharged；
Step 3, through the combustion gas that tar-removing device first discharge port is discharged, after combustion gas booster fan is pressurized, the adiabatic combustion of feeding
Chamber inlet is burnt, control centre opens high-energy igniter and primary air fan, lights combustion gas；
Step 4, the tar and the mixture of water discharged through the outlet of tar-removing device second after booster pump is pressurized, enters
The tar entrance of adiabatic combustion, after being atomized through atomizer, sprays into insulated combustion chamber；
Step 5, under the hot environment of insulated combustion chamber, into the tar destruction of insulated combustion chamber into CHi, C2H, HCCO are contour
Reactivity free radical, CHi, C2H, HCCO and NO carry out reduction reaction, suppress the generation of NOx, and it is rapid that water enters insulated combustion chamber
Evaporation, becomes vapor；
Overfire air fan is opened by step 6, control centre, by the combustible component completely burnout in combustion gas middle rank tar, produces heat,
Gas fired-boiler heating surface absorbs heat, produces steam；
Step 7, steam is exported by Boiler Steam, is partly passed through and is entered heat-exchanger rig.
7. a kind of tar processing method according to claim 6, it is characterised in that：The biomass moisture 5%-50%,
60 DEG C -300 DEG C of gas outlet temperature, fuel gases calorific value 450-1300kcal/Nm3。
8. a kind of tar processing method according to claim 6, it is characterised in that：800 DEG C of the adiabatic combustion room temperature-
1300 DEG C, heat insulation layer thickness is not less than 300mm.
9. a kind of tar processing method according to claim 6, it is characterised in that：The steam (vapor) outlet vapor (steam) temperature is not low
In 200 DEG C, the temperature of the tar pool is not less than 50 DEG C, and tar is more than 40kg/h with the straying quatity of aqueous mixtures.
10. a kind of tar processing method according to claim 6, it is characterised in that：In the step 3, primary air flow is accounted for
The 50%-70% of total blast volume, in step 6, secondary air flow accounts for 30%-the 50% of total blast volume.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107899359A (en) * | 2017-12-07 | 2018-04-13 | 孟红亮 | Flue gas processing device |
| CN109540724A (en) * | 2018-11-30 | 2019-03-29 | 南京林业大学 | A kind of biomass gas tar oil consistently online measuring system and measurement method |
| CN112961709A (en) * | 2021-02-02 | 2021-06-15 | 鹤岗市征楠煤化工有限公司 | Tar removal process based on tail gas containing tar furnace |
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| CN103074118A (en) * | 2011-10-25 | 2013-05-01 | 洛阳骏腾能源科技有限公司 | Pyrolysis-gasification integrated conversion and utilization system and method for waste agricultural resources |
| CN105505469A (en) * | 2016-01-26 | 2016-04-20 | 合肥德博生物能源科技有限公司 | Downdraft type fixed bed gasifying steam power generation co-production device and process |
| CN206553476U (en) * | 2017-03-15 | 2017-10-13 | 张守军 | A kind of tar oil treatment device |
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| CN103074118A (en) * | 2011-10-25 | 2013-05-01 | 洛阳骏腾能源科技有限公司 | Pyrolysis-gasification integrated conversion and utilization system and method for waste agricultural resources |
| CN105505469A (en) * | 2016-01-26 | 2016-04-20 | 合肥德博生物能源科技有限公司 | Downdraft type fixed bed gasifying steam power generation co-production device and process |
| CN206553476U (en) * | 2017-03-15 | 2017-10-13 | 张守军 | A kind of tar oil treatment device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107899359A (en) * | 2017-12-07 | 2018-04-13 | 孟红亮 | Flue gas processing device |
| CN109540724A (en) * | 2018-11-30 | 2019-03-29 | 南京林业大学 | A kind of biomass gas tar oil consistently online measuring system and measurement method |
| CN109540724B (en) * | 2018-11-30 | 2024-02-27 | 南京林业大学 | Continuous online measurement system and measurement method for biomass gas tar |
| CN112961709A (en) * | 2021-02-02 | 2021-06-15 | 鹤岗市征楠煤化工有限公司 | Tar removal process based on tail gas containing tar furnace |
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