CN206279172U - A kind of biomass carrier of oxygen vaporizing system for synthesis gas device - Google Patents
A kind of biomass carrier of oxygen vaporizing system for synthesis gas device Download PDFInfo
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- CN206279172U CN206279172U CN201621289439.1U CN201621289439U CN206279172U CN 206279172 U CN206279172 U CN 206279172U CN 201621289439 U CN201621289439 U CN 201621289439U CN 206279172 U CN206279172 U CN 206279172U
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- reformer chamber
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Abstract
The utility model discloses a kind of biomass carrier of oxygen vaporizing system for synthesis gas device, including thermal decomposition tube, gasification reformer chamber, cyclone separator, air transporting arrangement, and coke tar cracking room, condenser and the drier being sequentially connected with；Stretch into gasification reformer chamber in the bottom of the thermal decomposition tube；The import of the cyclone separator is connected with the top of gasification reformer chamber, the gas outlet of cyclone separator is connected by pipeline with the top of coke tar cracking room, and the ash hole of cyclone separator is connected with the side wall of gasification reformer chamber by pipeline and is provided with unloading valve on pipeline where ash hole；The coke tar cracking room is set in gasification reformation outdoor, and coke tar cracking is provided with catalyst layer in room.Present apparatus simple structure, easy processing realizes industrialization, and power consumption is relatively low, can realize using heating plate as the heating of single source form biomass pyrolysis, heating and the catalytic reforming heating of reforming of gasifying, and the carrier of oxygen can be recycled.
Description
Technical field
The utility model belongs to biomass synthesis gas technical field, and in particular to one kind utilizes biomass carrier of oxygen vaporizing system
Standby synthesis gas H2The device of/CO.
Background technology
Facing mankind the dual-pressure of increasing energy and environment, and biomass energy can as a kind of cleaning
With regenerate the energy, be uniquely can instead of fossil energy change into gaseous state, liquid, solid fuel and other industrial chemicals or
The carbon resource of person's product.China is a large agricultural country, there is abundant biomass energy, and substantial amounts of stalk, wood chip are incinerated,
Severe contamination air, while wasting substantial amounts of resource again.
Biomass are a kind of regenerative resources of resource very abundant, are to be only second to coal, stone for its energy equivalence
Oil, natural gas and arrange the energy of the 4th.Compared to conventional fossil fuel, biomass have wide material sources, yield it is big, renewable,
It is cheap；The carbon dioxide produced during use can be reabsorbed by photosynthesis by plant or microorganism and utilized, dioxy
The net discharge capacity for changing carbon is zero, will not cause greenhouse effects；Nitrogen, sulphur, ash content equal size are low in biomass, and disposal of pollutants is few.Adopt
DME synthesis gas is prepared with biomass, the biomass materials such as stalk are converted into clean fuel, be not only able to solution stalk and burn
The problem of environmental pollution that burning is brought, and the deficiency of fossil fuel can be made up, alleviation too relies on the quilt of a large amount of Imported oils
Dynamic situation, to ensure Chinese energy safety strategy.Meanwhile, the solid and liquid wastes produced during biomass conversion dimethyl ether
The cyclic utilization of waste can be realized after treatment as the fertilizer of crops and irrigation water.
The synthesis gas of preparation is mainly used in dimethyl ether synthesis.Dimethyl ether as a kind of basic chemical raw materials, because its is good
Well compressible, condensation, vaporizing property so that dimethyl ether has the use of many uniquenesses in the chemical industry such as pharmacy, fuel, agricultural chemicals
On the way.As high-purity DEG C of dimethyl ether can replace freon to be used as aerosol propellant and refrigerant, the pollution to atmospheric environment is reduced
With the destruction of ozone layer.Due to its good water-soluble, oil-soluble so that its range of application is significantly better than the stones such as propane, butane
Oil chemical.It is used as the new raw material of Formaldehyde Production instead of methyl alcohol, Formaldehyde Production cost can be substantially reduced, in large-scale formaldehyde plant
In more show its superiority.Used as domestic fuel gas, its accumulating, combustion safety premix gas calorific value and Theoretical combustion temperature DEG C
Oil liquefied gas are superior to etc. performance indications, can be used as the peak regulation air-liquid gas mixed gas of Town Gas.It is also diesel oil hair
The ideal fuels of motivation, compared with methanol fuel automobile, in the absence of cold-starting automobile problem.It or following preparing low-carbon olefins
One of primary raw material.
Utility model content
The utility model aims to overcome that prior art defect, there is provided a kind of process is simple, easy to operate utilization are given birth to
Material carrier of oxygen vaporizing system is for synthesis gas H2The device of/CO.
To achieve the above object, the utility model is adopted the following technical scheme that：
A kind of biomass carrier of oxygen vaporizing system for synthesis gas device, it include thermal decomposition tube, gasification reformer chamber, cyclonic separation
Device, air transporting arrangement, and coke tar cracking room, condenser and the drier being sequentially connected with；Stretch into the bottom of the thermal decomposition tube
Gasification reformer chamber, closed first charge door is offered at the top of gasification reformer chamber, and the side wall of the reformer chamber that gasifies is by heating
Plate is made；The import of the cyclone separator is connected with the top of gasification reformer chamber, and the gas outlet of cyclone separator is by pipe
Road is connected with the top of coke tar cracking room, and the ash hole of cyclone separator is connected by pipeline with the side wall of gasification reformer chamber
And it is provided with unloading valve on the pipeline where ash hole；The coke tar cracking room is set in gasification reformation outdoor, and gasify reformer chamber
Exposed side wall is enclosed with heat-insulation layer, and the coke tar cracking room includes that the housing of lower ending opening, He Gai are located at shell nozzle
On base plate, the base plate is slidably connected with housing, and closed second charge door is offered at the top of housing, is provided with housing
Catalyst layer；The air transporting arrangement is provided with branch pipe, connecting tube, air hose and the vapor pipe of blast cap including end, connection
End of the one end of pipe with branch pipe away from blast cap is connected, and the other end of connecting tube is connected with air hose and vapor pipe simultaneously
Logical, gasification reformer chamber is stretched into one end that the branch pipe is provided with blast cap from bottom.
Specifically, deflection plate and deflection plate that vertical placement is provided with the housing of the coke tar cracking room are passed down through and stretch
Go out outside catalyst layer, the upper end of deflection plate is fixedly connected with case top, distance is separated between the lower end of deflection plate and base plate, so that
Coke tar cracking room is divided into first chamber and second chamber from inside to outside, and first chamber bottom and the bottom phase of second chamber
Connection；The gas outlet of the cyclone separator is connected by pipeline with the top of first chamber.
Specifically, the heating plate is made up of micarex and the electrical heating wire being filled in micarex.Micarex is played absolutely
The effect of edge, while playing good conductive force.
Coke tar cracking is provided with catalyst layer in room（Some metafiltration nets, levels are connected with the housing of coke tar cracking room
It is used to place catalyst between filter screen, this is attempted for this area, therefore is repeated no more）, catalyst uses nickel-base catalyst, using plus
The waste heat that hot plate is produced is available for nickel-base catalyst to crack tar well, and the material not being cleaved falls into base plate and is enriched with,
When the reaction is finished, extraction base plate is slid in and out, undecomposed composition is discharged.Drier in drier is dried using mineral
Agent, main component hygroscopicity is high for its, go peculiar smell ability strong, nonpoisonous and tasteless, contactless property corrosion, non-environmental-pollution；Hydroscopicity ratio
Silica type drier is higher by more than 50%~100%.The effect of blast cap is that air or vapor are passed through into gasification reformer chamber, blast cap
Position forms negative pressure higher than the lower port of pyrolysis vaporizer when vapor or air are passed through, so as to guide in thermal decomposition tube produce
Raw crude synthesis gas enter gasification reformer chamber.Cyclone separator can separate synthesis gas and solid matter.
Method of the biomass carrier of oxygen vaporizing system for synthesis gas is carried out using said apparatus, it comprises the following steps：
1）The ferric oxide particle of 60-100 mesh is added as the carrier of oxygen to gasification reformer chamber, to coke tar cracking room
Install nickel-base catalyst in housing additional；Starting heating plate 8 makes its temperature be maintained at 800 ± 50 DEG C, by heat transfer, keeps pyrolysis
, at 600 ± 50 DEG C, nickel-base catalyst temperature is at 700 ± 50 DEG C in holding coke tar cracking room for temperature in pipe 3；Add in thermal decomposition tube
Enter biomass, biomass occur pyrolytic reaction during decline and produce crude synthesis gas, while opening the valve on steam pipe
Vapor is passed through to gasification reformer chamber；
2）The crude synthesis gas self-pyrolysis bottom of the tube of generation enters gasification reformer chamber, reacted under vapor atmosphere from
And the reformation of crude synthesis gas is carried out, the carrier of oxygen Lattice Oxygen of the reformer chamber that gasifies in the process is supplemented by vapor；
3）The top of the gas autopneumatolysis reformer chamber after reformation is purified into cyclone separator, and purified gas is certainly
Cyclone separator top is entered in coke tar cracking room by pipeline, and tar generation cracking is anti-during through catalyst layer
Should, the yield of synthesis gas is further improved, the ash content not being cleaved is fallen under gravity on base plate；
4）Gas in coke tar cracking room passes sequentially through condenser and drier again, is most arranged through the gas outlet of drier afterwards
Go out, you can obtain more pure synthesis gas.
Specifically, after the completion of synthesis gas preparation, the valve closed on vapor pipe opens the valve on air hose, to
Gasification reformer chamber is passed through air, the carrier of oxygen is aoxidized, so as to realize being recycled for multiple times for the carrier of oxygen.
Compared to the prior art, the beneficial effect of the utility model device：
Present apparatus simple structure, easy processing realizes industrialization, consumes energy relatively low, can realize using heating plate as single heat
Source form biomass pyrolysis is heated, gasification is reformed heating and catalytic reforming heating, the carrier of oxygen can be recycled.
Brief description of the drawings：
Fig. 1 is the structural representation of the standby synthesis device of air of biomass carrier of oxygen vaporizing system described in the utility model；
Fig. 2 is the structural representation of Fig. 1 Apoplexy caps.
Specific embodiment
The technical solution of the utility model is further discussed in detail with reference to embodiments, but it is of the present utility model
Protection domain is not limited thereto.
Embodiment 1
As illustrated in fig. 1 and 2, a kind of biomass carrier of oxygen vaporizing system for synthesis gas device, it include thermal decomposition tube 3, gasification
Reformer chamber 4, cyclone separator 5, air transporting arrangement, and coke tar cracking room, condenser 17 and the drier 18 being sequentially connected with；
The bottom of the thermal decomposition tube 3 is stretched into gasification reformer chamber 4, and the top of the reformer chamber 4 that gasifies offers closed first charge door
16, the side wall of the reformer chamber 4 that gasifies is made up of heating plate 8；The import of the cyclone separator 5 with gasification reformer chamber 4 top phase
Connection, the gas outlet of cyclone separator 5 is connected by pipeline with the top of coke tar cracking room, the ash hole of cyclone separator 5
It is connected with the side wall of gasification reformer chamber 4 by pipeline and is provided with unloading valve 15 on pipeline where ash hole；The tar
Cracking room is set in outside gasification reformer chamber 4, and the gasification exposed side wall of reformer chamber 4 is enclosed with heat-insulation layer（Do not represented in figure）
To prevent the thermal loss of heating plate, the coke tar cracking room includes that the housing 19, He Gai of lower ending opening is located at housing 19 and is open
On base plate 9, the base plate 9 is slidably connected with housing 19, and catalyst layer 6 is provided with housing 19；The air transporting arrangement bag
Include two branch pipes 20, connecting tube 21, air hose 11 and vapor pipe 10 that end is provided with blast cap 12, one end and the branch of connecting tube 21
Pipe 20 is connected away from the end of blast cap 12, and the other end of connecting tube 21 is connected with air hose 11 and vapor pipe 10 simultaneously
（I.e. air hose 11 and vapor pipe 10 are in parallel with connecting tube 21）, one end that the branch pipe 20 is provided with blast cap 12 is stretched into from bottom
In gasification reformer chamber 4.
The deflection plate 7 and deflection plate 7 that vertical placement is provided with the housing 19 of the coke tar cracking room are passed down through and stretch out
Outside catalyst layer 6, the upper end of deflection plate 7 is fixedly connected with the top of housing 19, and distance is separated between the lower end of deflection plate 7 and base plate 9,
So as to coke tar cracking room is divided into first chamber and second chamber from inside to outside, and first chamber bottom and the bottom of second chamber
Portion is connected；The top of first chamber and the top of second chamber offer closed second charge door 14.The whirlwind
The gas outlet of separator 5 is connected by pipeline with the top of first chamber.The heating plate 8 is by micarex and is filled in mica
Electrical heating wire in plate is made.Blast cap 12 is in hollow frustum structure, and offers some openings 121 along outer circle wall.
A kind of to carry out method of the biomass carrier of oxygen vaporizing system for synthesis gas using said apparatus, it comprises the following steps：
1）By closed first charge door 16 to the ferric oxide particle that 60-100 mesh is added in gasification reformer chamber 4
As the carrier of oxygen.Nickel-base catalyst is installed additional in housing 19 by from closed second charge door 14 to coke tar cracking room.Start
Heating plate 8 makes its temperature be maintained at 800 DEG C or so, by heat transfer, can keep the temperature in thermal decomposition tube 3 at 600 DEG C or so,
Nickel-base catalyst temperature is at 700 DEG C or so in coke tar cracking room.By import 1 to adding biomass in thermal decomposition tube 3（Such as Wheat Straw
Stalk, maize straw etc., need in advance crush that to be beneficial to reactive combustion complete）, biomass send out under the high temperature conditions during decline
Heat solution, generation main component is H2、CO、CH4、CO2Deng crude synthesis gas, while open steam pipe 10 on valve to gas
Change in reformer chamber 4 and be passed through vapor（Vapor sequentially passes through steam pipe 10, connecting tube 21, branch pipe 20, and opening from blast cap 12
Enter at mouth 121 in gasification reformer chamber 4）.
Major pyrolytic reaction equation is listed below：
。
2）The bottom of crude synthesis gas self-pyrolysis pipe 3 of generation enters in gasification reformer chamber 4, is reacted under vapor atmosphere
So as to carry out the reformation of crude synthesis gas, the carrier of oxygen Lattice Oxygen for gasifying in reformer chamber 4 in the process is mended by vapor
Fill.Reaction equation is listed below：
。
3）The top of the gas autopneumatolysis reformer chamber 4 after reformation is purified into cyclone separator 5, purified gas
Entered in coke tar cracking room by pipeline from the top of cyclone separator 5, in the presence of deflection plate 7, sequentially pass through first chamber
And second chamber, during through catalyst layer 6 there is cracking reaction in tar, further improve the yield of synthesis gas, not
The ash content being cleaved is fallen under gravity on base plate 9.Reaction equation is listed below：
。
4）Gas in coke tar cracking room passes sequentially through condenser 17 and drier 18 again（To remove vapor）, most pass through afterwards
Discharge the gas outlet 22 of drier 18, you can obtain more pure synthesis gas.
5）After the completion of synthesis gas preparation, the valve closed on vapor pipe 10 opens the valve on air hose 11, to gas
Change in reformer chamber 4 and be passed through air, the carrier of oxygen is aoxidized, so as to realize being recycled for multiple times for the carrier of oxygen.
Claims (3)
1. a kind of biomass carrier of oxygen vaporizing system for synthesis gas device, it is characterised in that including thermal decomposition tube, gasification reformer chamber,
Cyclone separator, air transporting arrangement, and coke tar cracking room, condenser and the drier being sequentially connected with；The thermal decomposition tube
Gasification reformer chamber is stretched into bottom, offers closed first charge door at the top of gasification reformer chamber, the side of the reformer chamber that gasifies
Wall is made up of heating plate；The import of the cyclone separator is connected with the top of gasification reformer chamber, the outlet of cyclone separator
Mouth is connected by pipeline with the top of coke tar cracking room, and the ash hole of cyclone separator is by pipeline and the side of gasification reformer chamber
Wall is connected and is provided with unloading valve on the pipeline where ash hole；The coke tar cracking room is set in gasification reformation outdoor, gas
Change the exposed side wall of reformer chamber and be enclosed with heat-insulation layer, the coke tar cracking room includes that the housing of lower ending opening, He Gai are located at
Base plate on shell nozzle, the base plate is slidably connected with housing, and closed second charge door, shell are offered at the top of housing
It is provided with catalyst layer in vivo；The air transporting arrangement is provided with branch pipe, connecting tube, air hose and the vapor of blast cap including end
Pipe, the end of one end of connecting tube with branch pipe away from blast cap is connected, the other end of connecting tube and meanwhile with air hose and vapor
Pipe is connected, and gasification reformer chamber is stretched into one end that the branch pipe is provided with blast cap from bottom.
2. biomass carrier of oxygen vaporizing system as claimed in claim 1 for synthesis gas device, it is characterised in that the coke tar cracking
The deflection plate and deflection plate that vertical placement is provided with the housing of room are passed down through and stretch out outside catalyst layer, the upper end of deflection plate with
Case top is fixedly connected, and distance is separated between the lower end of deflection plate and base plate, so as to coke tar cracking room is divided into the from inside to outside
One chamber and second chamber, and the bottom of first chamber is connected with the bottom of second chamber；The outlet of the cyclone separator
Mouth is connected by pipeline with the top of first chamber.
3. biomass carrier of oxygen vaporizing system as claimed in claim 1 for synthesis gas device, it is characterised in that the heating plate by
Micarex and the electrical heating wire being filled in micarex are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621289439.1U CN206279172U (en) | 2016-11-29 | 2016-11-29 | A kind of biomass carrier of oxygen vaporizing system for synthesis gas device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621289439.1U CN206279172U (en) | 2016-11-29 | 2016-11-29 | A kind of biomass carrier of oxygen vaporizing system for synthesis gas device |
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| CN206279172U true CN206279172U (en) | 2017-06-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110016365A (en) * | 2019-04-02 | 2019-07-16 | 东南大学 | A kind of device and method of biomass coke tar reforming preparing synthetic gas |
| CN113430011A (en) * | 2021-07-26 | 2021-09-24 | 赣州市怡辰宏焰能源科技有限公司 | Conical grate type biomass gasification furnace |
-
2016
- 2016-11-29 CN CN201621289439.1U patent/CN206279172U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110016365A (en) * | 2019-04-02 | 2019-07-16 | 东南大学 | A kind of device and method of biomass coke tar reforming preparing synthetic gas |
| CN113430011A (en) * | 2021-07-26 | 2021-09-24 | 赣州市怡辰宏焰能源科技有限公司 | Conical grate type biomass gasification furnace |
| CN113430011B (en) * | 2021-07-26 | 2022-04-01 | 赣州市怡辰宏焰能源科技有限公司 | Conical grate type biomass gasification furnace |
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