CN107603678A - A kind of vapor phase purification method in the production for biomass - Google Patents
A kind of vapor phase purification method in the production for biomass Download PDFInfo
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- CN107603678A CN107603678A CN201711108640.4A CN201711108640A CN107603678A CN 107603678 A CN107603678 A CN 107603678A CN 201711108640 A CN201711108640 A CN 201711108640A CN 107603678 A CN107603678 A CN 107603678A
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- flocculate
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Abstract
The invention discloses a kind of vapor phase purification method in production for biomass, caused gas phase and solid phase separation in being pyrolyzed, gas phase is after particulate matter depositing dust cools, spray cools down step by step, it is sent into gas purification apparatus, gas phase passes through flocculate with wind speed≤0.3m/s speed in gas purification apparatus, condensables in gas phase are separated, make tar content≤60g/m3 in combustion gas, meet the requirement of biomass fermentation motor.The invention enables combustion gas before biomass fermentation motor is entered, the effective tar content removed in combustion gas, biomass power generation is electromechanical to adjust using flexible, tube wall tar substantially reduces, and reduces maintenance cost, improves the utilization of biogas, biomass flocs are environment friendly and pollution-free, and reusable edible.
Description
Technical field
The present invention relates to the gas phase in a kind of production method using biomass, more particularly to a kind of production for biomass
Purification process.
Background technology
Agricultural crop straw through crushing, in pyrolysis oven gas phase and solid phase separation after, gas phase by particulate matter depositing dust cooling,
Spray etc. cools down step by step, is delivered to pipe network through booster fan, is finally sent into biomass power generation, in the mistake of biomass fermentation motor operating
Cheng Zhong, biomass fermentation motor air inlet pipe wall cohere the dirts such as tar so that and electricity is adjusted and can not normally opened, and spark plug fouling is serious,
Biomass fermentation motor can not run well.The problem of prior art is present, the utilization rate of biological fuel gas is reduced, wastes life
Physical resources, add frequency of maintenance and operation cost.
Therefore, it is necessary to which a kind of can efficiently separate, separate out condensable materials in biological fuel gas, the tar in combustion gas is made
Content is down to the scope of biomass fermentation motor normal use, improves the utilization rate of biological fuel gas, reduces operation maintenance cost
Equipment or technology, but report is had no in the prior art.
The content of the invention
It is an object of the invention to solve problem present in current techniques, there is provided the gas in a kind of production for biomass
Phase purification process, to solve to exist in combustion gas the technical bottleneck that condensables are difficult to remove.
To reach above-mentioned purpose, the technology used in the present invention means are：A kind of gas phase in production for biomass is pure
Change method, caused gas phase in pyrolysis and solid phase are separated, gas phase is sent after particulate matter depositing dust cools, spray cools down step by step
Enter gas purification apparatus, in gas purification apparatus gas phase with wind speed≤0.3m/s speed by flocculate, by gas phase
Condensables are separated, and make tar content≤60g/m3 in combustion gas, meet the requirement of biomass fermentation motor.
Further, the gas purification apparatus includes hollow vessel and the gas skirt on tank body, installed in tank
Gas phase diffusion body under body；Gas skirt top set purified gas export, gas phase diffusion body bottom set air inlet pipe and
Blow-off pipe, gas distribution plate is set in gas phase diffusion body, flocculate support is set in tank body, set on flocculate support
Flocculate, gas phase enter gas phase diffusion body by air inlet pipe, gas phase is uniformly distributed by flocculate, separation by gas distribution plate
Latter equipment is entered by the purified gas outlet of gas skirt after condensables.
Further, the flocculate is corncob.
Further, the air inlet pipe includes one end connection gas phase diffusion body import, and the master of other end connection blow-off pipe enters
Tracheae, and be vertically connected in main air inlet pipe side wall, and the secondary air inlet pipe between blow-off pipe and gas phase diffuser import.
Further, ring flange is set in the secondary air inlet pipe, for connecting raw material tracheae.
Further, the gas phase diffusion body is circular cone stage body, and the minor radius round table surface of circular cone stage body connects air inlet pipe, greatly
Radius round table surface connects tank body lower part, and tank body is cylinder, gas skirt for circular cone stage body, the minor radius round table surface of circular cone stage body
Connect purified gas outlet.
Further, it is also associated with tank support on the tank wall.
Further, door is provided with the middle part of the tank body, for flocculate to be taken in and out.
Further, the door is opposite opened bivalve door, rotary shaft is set on the tank body on door both sides, for opening for door
Close.
Further, the flocculate support and tank body minor diameter fit, flocculate are filled in flocculate support.
The beneficial effects of the present invention are：Combustion gas is before biomass fermentation motor is entered, the effective tar removed in combustion gas
Content, biomass power generation is electromechanical to adjust using flexible, and tube wall tar substantially reduces, and reduces maintenance cost, improves the profit of biogas
With biomass flocs are environment friendly and pollution-free, and reusable edible.
Brief description of the drawings
The present invention is further elaborated with reference to the accompanying drawings and examples.
The device structure schematic diagram of Fig. 1 present invention.
In figure：1st, tank body, 2, gas skirt, 21, purified gas outlet, 3, gas phase diffusion body, 4, air inlet pipe, 41, main air inlet pipe,
42nd, secondary air inlet pipe, 5, blow-off pipe, 6, flocculate support, 7, door, 8, tank support.
Embodiment
A kind of vapor phase purification method in production for biomass, caused gas phase in pyrolysis and solid phase is separated, gas phase
After the cooling of particulate matter depositing dust, spray cool down step by step, gas purification apparatus is sent into, gas phase is with wind speed in gas purification apparatus
Condensables in gas phase are separated by flocculate, make tar content≤60g/m in combustion gas by≤0.3m/s speed
3, meet the requirement of biomass fermentation motor.
As shown in figure 1, gas purification apparatus includes hollow vessel 1 and the gas skirt 2 on tank body 1, installed in tank
Gas phase diffusion body 3 under body 1；Gas skirt 2 top set purified gas export 21, set in the bottom of gas phase diffusion body 3 into
Tracheae 4 and blow-off pipe 5, gas distribution plate is set in gas phase diffusion body 3, flocculate support 6 is set in tank body, in flocculate
Flocculate is set on support 6, and gas phase enters gas phase diffusion body 3 by air inlet pipe 4, is uniformly distributed gas phase by gas distribution plate logical
Flocculate is crossed, exporting 21 by the purified gas of gas skirt 2 after separation condensables enters latter equipment.
As a kind of example of biomass reusable edible, the flocculate is corncob.
The air inlet pipe 4 includes the import of one end connection gas phase diffusion body 3, and the other end connects the main air inlet pipe 41 of blow-off pipe 5,
Be vertically connected in the side wall of main air inlet pipe 41, and the secondary air inlet pipe 42 between blow-off pipe 5 and the import of gas phase diffuser 3.
Vertically disposed secondary air inlet pipe and main air inlet pipe allow liquid phase dirt to naturally fall in blow-off pipe, and gas is naturally to top
Gas phase diffusion body motion.
Ring flange is set in the secondary air inlet pipe 42, for connecting raw material tracheae.
The gas phase diffusion body 3 is circular cone stage body, and the minor radius round table surface of circular cone stage body connects air inlet pipe 4, large radius circle
Table top connection tank body 1 bottom, tank body 1 is cylinder, and gas skirt 2 connects for circular cone stage body, the minor radius round table surface of circular cone stage body
Purified gas outlet 21.
Tank support 8 is also associated with the outer wall of tank body 1.
The middle part of tank body 1 is provided with door 7, for flocculate to be taken in and out.
The door 7 is opposite opened bivalve door, sets rotary shaft on the tank body on door both sides, the folding for door.
The flocculate support 5 and the minor diameter fit of tank body 1, flocculate are filled in flocculate support.
The present invention passes through the above method and structure so that combustion gas effectively removes combustion gas before biomass fermentation motor is entered
In tar content, biomass power generation is electromechanical to adjust using flexible, and tube wall tar substantially reduces, and reduces maintenance cost, improves biology
The utilization of matter gas, biomass flocs are environment friendly and pollution-free, and reusable edible.
Application embodiment is only intended to illustrate technical characteristic disclosed in the present application, and those skilled in the art pass through simple
Carried out change is replaced, still falls within the scope that the application is protected.
Claims (10)
1. a kind of vapor phase purification method in production for biomass, caused gas phase in pyrolysis and solid phase are separated, gas phase warp
Cross particulate matter depositing dust cooling, spray step by step cool down after, be sent into gas purification apparatus, in gas purification apparatus gas phase with wind speed≤
Condensables in gas phase are separated, make tar content≤60g/m3 in combustion gas by flocculate by 0.3m/s speed,
Meet the requirement of biomass fermentation motor.
2. the vapor phase purification method in the production according to claim 1 for biomass, it is characterised in that：The gas is pure
The gas skirt including hollow vessel and on tank body, the gas phase diffusion body under tank body are put in makeup；In gas skirt
Top sets purified gas to export, and sets air inlet pipe and blow-off pipe in the bottom of gas phase diffusion body, gas is set in gas phase diffusion body
Body flow distribution plate, flocculate support is set in tank body, flocculate is set on flocculate support, and gas phase enters gas phase by air inlet pipe
Diffuser, gas phase is uniformly distributed by flocculate by gas distribution plate, separate after condensables by the purified gas of gas skirt
Outlet enters latter equipment.
3. the vapor phase purification method in the production according to claim 2 for biomass, it is characterised in that：The flocculate
For corncob.
4. the vapor phase purification method in the production according to claim 2 for biomass, it is characterised in that：The air inlet pipe
Gas phase diffusion body import is connected including one end, the other end connects the main air inlet pipe of blow-off pipe, and is vertically connected on main air inlet pipe side
On wall, and the secondary air inlet pipe between blow-off pipe and gas phase diffuser import.
5. the vapor phase purification method in the production according to claim 4 for biomass, it is characterised in that：The secondary air inlet
Ring flange is set on pipe, for connecting raw material tracheae.
6. the vapor phase purification method in the production according to claim 2 for biomass, it is characterised in that：The gas phase expands
Granular media is circular cone stage body, and the minor radius round table surface of circular cone stage body connects air inlet pipe, large radius round table surface connection tank body lower part, tank body
For cylinder, gas skirt connects purified gas outlet for circular cone stage body, the minor radius round table surface of circular cone stage body.
7. the vapor phase purification method in the production according to claim 2 for biomass, it is characterised in that：Outside the tank body
Tank support is also associated with wall.
8. the vapor phase purification method in the production according to claim 2 for biomass, it is characterised in that：In the tank body
Portion is provided with door, for flocculate to be taken in and out.
9. the vapor phase purification method in the production according to claim 8 for biomass, it is characterised in that：The door is pair
Open type bivalve door, rotary shaft is set on the tank body on door both sides, the folding for door.
10. the vapor phase purification method in the production according to claim 3 for biomass, it is characterised in that：The flocculation
Thing support and tank body minor diameter fit, flocculate are filled in flocculate support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711108640.4A CN107603678A (en) | 2017-11-11 | 2017-11-11 | A kind of vapor phase purification method in the production for biomass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711108640.4A CN107603678A (en) | 2017-11-11 | 2017-11-11 | A kind of vapor phase purification method in the production for biomass |
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| Publication Number | Publication Date |
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| CN107603678A true CN107603678A (en) | 2018-01-19 |
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| CN201711108640.4A Pending CN107603678A (en) | 2017-11-11 | 2017-11-11 | A kind of vapor phase purification method in the production for biomass |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201272784Y (en) * | 2008-09-09 | 2009-07-15 | 李观德 | Energy-saving environment-friendly power generation gas extracting device |
| CN102226113B (en) * | 2011-04-26 | 2013-06-05 | 南京工业大学 | Biomass gasified tar processing system |
| CN104745231A (en) * | 2015-03-30 | 2015-07-01 | 温恒勇 | Carbon-gas-heat-electricity cogeneration biomass thermal cracking system |
| CN206447849U (en) * | 2016-12-20 | 2017-08-29 | 河北神禾生物质能科技有限公司 | Make the dry filter of filtrate with corncob |
-
2017
- 2017-11-11 CN CN201711108640.4A patent/CN107603678A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201272784Y (en) * | 2008-09-09 | 2009-07-15 | 李观德 | Energy-saving environment-friendly power generation gas extracting device |
| CN102226113B (en) * | 2011-04-26 | 2013-06-05 | 南京工业大学 | Biomass gasified tar processing system |
| CN104745231A (en) * | 2015-03-30 | 2015-07-01 | 温恒勇 | Carbon-gas-heat-electricity cogeneration biomass thermal cracking system |
| CN206447849U (en) * | 2016-12-20 | 2017-08-29 | 河北神禾生物质能科技有限公司 | Make the dry filter of filtrate with corncob |
Non-Patent Citations (2)
| Title |
|---|
| 《铝厂含氟烟气治理》编写组编: "《铝厂含氟烟气治理》", 30 June 1982 * |
| 张衍林主编: "《农村能源实用新技术》", 31 March 2011, 武汉：湖北科学技术出版社 * |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180119 |
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| RJ01 | Rejection of invention patent application after publication |