CN107300167A - A kind of biomass gasification fired technology of integral type and application - Google Patents
A kind of biomass gasification fired technology of integral type and application Download PDFInfo
- Publication number
- CN107300167A CN107300167A CN201610582097.0A CN201610582097A CN107300167A CN 107300167 A CN107300167 A CN 107300167A CN 201610582097 A CN201610582097 A CN 201610582097A CN 107300167 A CN107300167 A CN 107300167A
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- China
- Prior art keywords
- heater
- biomass
- gasification
- pipe
- heat exchange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002028 Biomass Substances 0.000 title claims abstract description 40
- 238000002309 gasification Methods 0.000 title claims abstract description 35
- 238000005516 engineering process Methods 0.000 title claims abstract description 13
- 239000000446 fuel Substances 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000002485 combustion reaction Methods 0.000 claims abstract description 26
- 238000003860 storage Methods 0.000 claims abstract description 14
- 238000005336 cracking Methods 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims abstract description 4
- 238000004140 cleaning Methods 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 7
- 244000144985 peep Species 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 3
- 239000013589 supplement Substances 0.000 claims description 3
- 238000004227 thermal cracking Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000003500 flue dust Substances 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000003245 coal Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B35/00—Control systems for steam boilers
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B31/00—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
Abstract
The invention discloses a kind of integral biomass steam generator of a kind of biomass gasification fired technology of integral type and the application combustion technology.Integral biomass steam generator includes hopper, feed system and gasification combustion chamber, the inside of feed system is provided with air blower and feed pipe, the inside of gasification combustion chamber is provided with body of heater, deduster, steam pipe, water-level gauge bag, storage drum and automatic electronic igniter, the left end of air blower and feed pipe is all connected with body of heater, feed pipe is located at the top of air blower, the top of body of heater is provided with heat exchange housing, automatic electronic igniter is arranged on the bottom of body of heater, the uniform distributing installation of steam pipe is arranged on the top of heat exchange housing in the inside of heat exchange housing, storage drum.The present invention has rational in infrastructure, compact, easy to use and reliable, safety, thermal efficiency height, the characteristics of environmental protection and energy saving, biomass fuel first passes through fully burning again after cracking gasification, and fuel availability is high, it is difficult to tie flue dust in body of heater, provided with water-level gauge bag, exhaust valve and safety valve, security performance is high.
Description
Technical field
The present invention relates to one kind one of a kind of biomass gasification fired technology of integral type and the application combustion technology
Formula biomass steam generator.
Background technology
Steam generator is to utilize heat energy or other energy such as electric energy or solar energy or coal of fuel combustion generation etc. by water
The equipment that heating makes hot water and steam is carried out, due to utilization of steam extensively, thus being widely used in of steam generator
Work, steam, print and dye, food and drink, the field such as Saunas, be that enterprise's production and family life are provided convenience.
The steam generator of early stage is using the coal-fired as fuel of routine, similar to the fire coal in several years ago northern area winter
Boiler heating；But discharged because fire coal produces substantial amounts of harmful smoke from the chimney of boiler to air, cause air pollution, from
Haze in recent years has certain contact.For this fire coal as fuel gradually by fuel oil or combustion gas and electrical heating institute's generation
Replace, several years ago oil burning boiler have developed rapidly, be widely used in every field；But the air pollution that fuel oil is caused also can not be small
Depending on, and combustion gas not only transport with it is inconvenient for use, but also there are problems that certain；Electrical heating is clearly energy consumption great achievement
This height.
Current state-of-the-art steam generator is a kind of novel steam generator of use biomass as fuel, due to life
Material shaped fuel is a kind of low-carbon environment-friendly clean fuel, and it can reach the zero-emission of carbon dioxide and sulfur dioxide in burning
Put, and nitrogen oxides is 50% of coal or so, its oxygen content is high, easily lights, high combustion efficiency.Due to biological particles type
Fuel production cost is low, and it is wide and renewable to carry out source distribution, therefore, and in the market occurs in that the biomass steam hair of multiple structural forms
Raw device, but because the burning of biomass fuel has its particularity, therefore, to improve its efficiency of combustion, often by steam generator
Complicated, huge, manufacturing cost height is designed to, or structure is too simple, thermal conversion efficiency is low, and supply is slow, it is impossible to embody
Biomass burner carries out the advantage performance of steam generation.
The content of the invention
It is an object of the invention to provide a kind of biomass gasification fired technology of integral type and using the combustion technology
A kind of integral biomass steam generator, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides a kind of biomass gasification fired technology of integral type, comprises the following steps that：
1）Added into steam pipe and biomass fuel is added in water, hopper, open the switch of deduster and air blower；
2）Automatic electronic igniter is opened, opening pusher cylinder makes biomass fuel be entered to by feed pipe in body of heater；
3）Air is formed after hot gas from bottom via the heating wire of automatic electronic igniter by air blower and is blown into from bottom so that
The biomass fuel of bottom of furnace body is by thermal cracking gasification；
4）Rise after biomass fuel cracking gasification from bottom of furnace body, the air that air blower in body of heater is blown into is run into, in body of heater
Fully burn the top in portion；
5）Observation water-level gauge wraps the water level of display, in time the water in supplement steam pipe, while observing the pressure in storage drum, in time
Open the safety-valve and exhaust valve pressure release；
6）After shutdown, deashing processing is periodically carried out by top cleaning door and bottom cleaning door.
It is used as further scheme of the invention：In the combustion system, air stream when fully burning is spiral-like air
Stream, combustion efficiency is more preferably abundant.
A kind of integral biomass steam generator, including hopper, feed system and gasification combustion chamber, the hopper are installed
PLC control panels are also equipped with the top of feed system, the feed system, the gasification combustion chamber is arranged on charging and is
Water-level gauge peep hole is additionally provided with the left side of system, gasification combustion chamber, the top of gasification combustion chamber is provided with air-introduced machine, the charging system
The inside of system is provided with air blower and feed pipe, and the inside of the gasification combustion chamber is provided with body of heater, deduster, steam pipe, water level
Meter bag, storage drum and automatic electronic igniter, the left end of the air blower and feed pipe are all connected with body of heater, and feed pipe is located at air blast
The top of machine, the top that the right-hand end of feed pipe is connected with the right side of pusher cylinder, feed pipe connects the hopper, the body of heater
Top heat exchange housing is installed, the left and right ends between heat exchange housing and body of heater are additionally provided with communicating pipe, the outer end of communicating pipe
Blow-off pipe is additionally provided with, the automatic electronic igniter is arranged on the bottom of body of heater, and the uniform distributing installation of steam pipe is in heat exchange
The inside of housing, lower end and the communicating pipe UNICOM of the steam pipe, the storage drum is arranged on the top of heat exchange housing, the dedusting
Device is arranged on the left side of heat exchange housing, and the water-level gauge bag is arranged on the right side of heat exchange housing.
It is used as further scheme of the invention：The front end of the heat exchange housing and the front end of body of heater are respectively equipped with top deashing
Mouth and bottom cleaning door.
It is used as further scheme of the invention：The deduster and heat exchange housing UNICOM.
It is used as further scheme of the invention：Left and right ends at the top of the storage drum are separately installed with safety valve and steam discharge
Valve.
It is used as further scheme of the invention：Fire prevention mud layer is additionally provided with the outside of the body of heater.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention has the characteristics of rational in infrastructure, compact, easy to use and reliable, safety, thermal efficiency height, environmental protection and energy saving, biomass
Fuel first passes through fully burning again after cracking gasification, and fuel availability is high, is easily taken away in flue dust, body of heater and is difficult using deduster
Flue dust is tied, provided with water-level gauge bag, exhaust valve and safety valve, security performance is high.
Brief description of the drawings
Fig. 1 is external structure schematic diagram of the invention.
Fig. 2 is internal structure schematic diagram of the invention.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Refer to Fig. 1-2, a kind of integral biomass steam generator, including hopper 102, feed system 105 and gasification
Combustion chamber 106, the hopper 102 is arranged on the top of feed system 105, the feed system 105 and is also equipped with PLC controls
Panel 101, the gasification combustion chamber 106 is arranged in the left side of feed system 105, gasification combustion chamber 106 and is additionally provided with water-level gauge
Peep hole 103, the top of gasification combustion chamber 106 is provided with air-introduced machine 104, and the inside of the feed system 105 is provided with air blower 6
With feed pipe 8, the inside of the gasification combustion chamber 106 is provided with body of heater 3, deduster 5, steam pipe 10, water-level gauge bag 11, storage drum
12 and automatic electronic igniter 15, the left end of the air blower 6 and feed pipe 8 is all connected with body of heater 3, and feed pipe 8 is located at air blower 6
Top, the right-hand end of feed pipe 8 is connected with pusher cylinder 7, and the top on the right side of feed pipe 8 connects the hopper 102, described
The top of body of heater 3 is provided with heat exchange housing 201, and the outside of the body of heater 3 is additionally provided with fire prevention mud layer 202, heat exchange housing 201 and stove
Left and right ends between body 3 are additionally provided with communicating pipe 4, and the outer end of communicating pipe 4 is additionally provided with blow-off pipe 2, the heat exchange housing 201
Front end and the front end of body of heater 3 be respectively equipped with top cleaning door 9 and bottom cleaning door 1, the automatic electronic igniter 15 is installed
In the bottom of body of heater 3, the uniform distributing installation of the steam pipe 10 in the inside of heat exchange housing 201, the lower end of the steam pipe 10 with
Communicating pipe 4 UNICOM, the storage drum 12 be arranged on heat exchange housing 201 top, the deduster 5 be arranged on heat exchange housing 201
Left side, the deduster 5 is arranged on the right side of heat exchange housing 201, institute with heat exchange housing 201 UNICOM, the water-level gauge bag 11
The left and right ends for stating the top of storage drum 12 are separately installed with safety valve 14 and exhaust valve 13.
The application method of the integral biomass steam generator, is comprised the following steps that：
1）Added into steam pipe 10 and biomass fuel is added in water, hopper 2, open the switch of deduster 5 and air blower 6；
2）Automatic electronic igniter 15 is opened, opening pusher cylinder 7 makes biomass fuel be entered to by feed pipe 8 in body of heater 3；
3）Air is formed after hot gas from bottom via the heating wire of automatic electronic igniter 15 by air blower 6 and is blown into from bottom,
So that the biomass fuel of the bottom of body of heater 3 is by thermal cracking gasification；
4）Rise after biomass fuel cracking gasification from the bottom of body of heater 3, the air that air blower 6 is blown into body of heater 3 is run into, in body of heater
Fully burn top inside 3；
5）The water level shown on observation water-level gauge bag 11, supplements the water in steam pipe 10 in time, while observing the pressure in storage drum 12
Power, open the safety-valve 14 and the pressure release of exhaust valve 13 in time；
6）After shutdown, deashing processing is periodically carried out by top cleaning door 9 and bottom cleaning door 1.
The present invention has the characteristics of rational in infrastructure, compact, easy to use and reliable, safety, thermal efficiency height, environmental protection and energy saving, raw
Biomass fuel first passes through fully burning again after cracking gasification, and fuel availability is high, and flue dust, body of heater 3 are easily taken away using deduster 5
Inside it is difficult to tie flue dust, provided with water-level gauge bag 11, exhaust valve 13 and safety valve 14, security performance is high.
The better embodiment to this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
, can also be on the premise of this patent objective not be departed from formula, the knowledge that one skilled in the relevant art possesses
Various changes can be made.
Claims (7)
1. a kind of biomass gasification fired technology of integral type, is comprised the following steps that：
1）To steam pipe（10）Middle addition water, hopper（2）Middle addition biomass fuel, opens deduster（5）And air blower（6）Open
Close；
2）Open automatic electronic igniter（15）, open pusher cylinder（7）Biomass fuel is set to pass through feed pipe（8）Enter to stove
Body（3）In；
3）By air blower（6）By air from bottom via automatic electronic igniter（15）Heating wire formation hot gas after blown from bottom
Enter so that body of heater（3）The biomass fuel of bottom is by thermal cracking gasification；
4）From body of heater after biomass fuel cracking gasification（3）Bottom rises, and runs into body of heater（3）Interior air blower（6）The air being blown into
Stream, in body of heater（3）Fully burn internal top；
5）Observe water-level gauge bag（11）The water level of upper display, supplements steam pipe in time（10）In water, while observe storage drum（12）
In pressure, open the safety-valve in time（14）And exhaust valve（13）Pressure release；
6）After shutdown, periodically pass through top cleaning door（9）With bottom cleaning door（1）Carry out deashing processing.
2. a kind of biomass gasification fired technology of integral type according to claim 1, it is characterised in that biomass fuel
From body of heater after cracking gasification（3）Bottom rises, and runs into body of heater（3）Interior air blower（6）The air stream being blown into, is spiral-like air
Stream, combustion efficiency is more preferably abundant.
3. a kind of integral biomass steam generator, including hopper（102）, feed system（105）And gasification combustion chamber
（106）, it is characterised in that the hopper（102）Installed in feed system（105）Top, the feed system（105）It is upper to go back
PLC control panels are installed（101）, the gasification combustion chamber（106）Installed in feed system（105）Left side, gasification, and combustion
Room（106）On be additionally provided with water-level gauge peep hole（103）, gasification combustion chamber（106）Top be provided with air-introduced machine（104）, it is described enter
Material system（105）Inside air blower is installed（6）And feed pipe（8）, the gasification combustion chamber（106）Inside stove is installed
Body（3）, deduster（5）, steam pipe（10）, water-level gauge bag（11）, storage drum（12）And automatic electronic igniter（15）, the air blast
Machine（6）And feed pipe（8）Left end be all connected with body of heater（3）, feed pipe（8）Positioned at air blower（6）Top, feed pipe（8）'s
Right-hand end is connected with pusher cylinder（7）, feed pipe（8）The top on right side connects the hopper（102）, the body of heater（3）'s
Top is provided with heat exchange housing（201）, exchange heat housing（201）And body of heater（3）Between left and right ends be additionally provided with communicating pipe（4）,
Communicating pipe（4）Outer end be additionally provided with blow-off pipe（2）, the automatic electronic igniter（15）Installed in body of heater（3）Bottom, institute
State steam pipe（10）Uniform distributing installation is in heat exchange housing（201）Inside, the steam pipe（10）Lower end and communicating pipe（4）Connection
It is logical, the storage drum（12）Installed in heat exchange housing（201）Top, the deduster（5）Installed in heat exchange housing（201）'s
Left side, the water-level gauge bag（11）Installed in heat exchange housing（201）Right side.
4. integral biomass steam generator according to claim 3, it is characterised in that the heat exchange housing（201）
Front end and body of heater（3）Front end be respectively equipped with top cleaning door（9）With bottom cleaning door（1）.
5. integral biomass steam generator according to claim 3, it is characterised in that the deduster（5）With changing
Hot housing（201）UNICOM.
6. integral biomass steam generator according to claim 3, it is characterised in that the storage drum（12）Top
Left and right ends be separately installed with safety valve（14）And exhaust valve（13）.
7. integral biomass steam generator according to claim 3, it is characterised in that the body of heater（3）Outside
It is additionally provided with fire prevention mud layer（202）.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016102336586 | 2016-04-15 | ||
| CN201610233658 | 2016-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107300167A true CN107300167A (en) | 2017-10-27 |
Family
ID=60136732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610582097.0A Pending CN107300167A (en) | 2016-04-15 | 2016-07-22 | A kind of biomass gasification fired technology of integral type and application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107300167A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108570336A (en) * | 2018-02-07 | 2018-09-25 | 宜昌市汇宜兴新能源科技有限公司 | A kind of high conversion biomass gasification system |
| CN114396608A (en) * | 2022-02-08 | 2022-04-26 | 广东中澳能源科技有限公司 | Biomass briquette fuel chain steam boiler |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907292A (en) * | 2010-07-14 | 2010-12-08 | 袁福林 | Vertical environment-friendly boiler for triple dedusting burning wood and biological particle fuel in boiler |
| CN202521630U (en) * | 2012-03-05 | 2012-11-07 | 钟法明 | Air supply system of biomass particle burner |
| CN203571698U (en) * | 2013-10-30 | 2014-04-30 | 杭州中扬能源技术有限公司 | Burning biomass particle frequency conversion evaporator |
| WO2015102480A2 (en) * | 2013-12-30 | 2015-07-09 | Regenergy Technologies Sdn Bhd | An apparatus for producing biofuels from biomass |
| CN205859973U (en) * | 2016-04-15 | 2017-01-04 | 广州市宇益能源科技有限公司 | A kind of integral biomass steam generator |
-
2016
- 2016-07-22 CN CN201610582097.0A patent/CN107300167A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907292A (en) * | 2010-07-14 | 2010-12-08 | 袁福林 | Vertical environment-friendly boiler for triple dedusting burning wood and biological particle fuel in boiler |
| CN202521630U (en) * | 2012-03-05 | 2012-11-07 | 钟法明 | Air supply system of biomass particle burner |
| CN203571698U (en) * | 2013-10-30 | 2014-04-30 | 杭州中扬能源技术有限公司 | Burning biomass particle frequency conversion evaporator |
| WO2015102480A2 (en) * | 2013-12-30 | 2015-07-09 | Regenergy Technologies Sdn Bhd | An apparatus for producing biofuels from biomass |
| CN205859973U (en) * | 2016-04-15 | 2017-01-04 | 广州市宇益能源科技有限公司 | A kind of integral biomass steam generator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108570336A (en) * | 2018-02-07 | 2018-09-25 | 宜昌市汇宜兴新能源科技有限公司 | A kind of high conversion biomass gasification system |
| CN114396608A (en) * | 2022-02-08 | 2022-04-26 | 广东中澳能源科技有限公司 | Biomass briquette fuel chain steam boiler |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171027 |
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