CN206222292U - A kind of biomass boiler energy-saving combustion system - Google Patents
A kind of biomass boiler energy-saving combustion system Download PDFInfo
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- CN206222292U CN206222292U CN201621328542.2U CN201621328542U CN206222292U CN 206222292 U CN206222292 U CN 206222292U CN 201621328542 U CN201621328542 U CN 201621328542U CN 206222292 U CN206222292 U CN 206222292U
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Abstract
The utility model discloses a kind of biomass boiler energy-saving combustion system, include successively according to combustion product gases flow direction：Burner, boiler, residual-heat exchanger, primary deduster, sack cleaner, air-introduced machine and chimney；The bottom end outlet of the primary deduster is provided with carbon granule collector, the port of export of carbon granule collector is connected to the charging aperture of pulverizer, the discharging opening of pulverizer is connected with the blast entrance of air blower, the blower outlet of air blower is connected to the feed end of podwer gun by powdered carbon conveyance conduit, and podwer gun is arranged at the burner hearth auxiliary fuel input of burner.This biomass boiler energy-saving combustion system can recycle the combustible component in the breeze produced in biomass fuel combustion, and its combustible component is made the combustible granules of the relatively thin even powdery of granularity after broken, so as to accelerate the ignition speed of fuel, improve the burn-off rate of fuel, the generation of solid waste is reduced, so as to reach energy-saving and emission-reduction.
Description
Technical field
The utility model belongs to boiler plant technical field, and in particular to a kind of biomass boiler energy-saving combustion system.
Background technology
Used as a kind of regenerative resource, the application of biomass fuel is more and more extensive, especially in industrial and agricultural production
Usage amount speedup is swift and violent, and is increasingly paid attention to by the whole society.At present, as the biomass moulding for being more generally able to apply
The combustion system of granular fuel mainly has following several：One is to be applied to CFBB, and two is to be applied to chain-type pot
Stove, three are applied on the supporting dedicated biomass shaped fuel burner of oil burning boiler of pressure combustion.
For the third burn application mode, because its relatively easy, compact conformation of configuration, cost of investment are low, occupancy is empty
Between less, heat loss is small, the thermal efficiency is high and firmly gets the welcome of user.But, due to the limitation of furnace cavity, often lead to small part
Fuel fails thorough after-flame, and the carbon granule of uncombusted is lighter due to quality, is come out of the stove along flue band by flue gas quickly outer.These are carried
The carbon granule of higher thermal value, is fallen generally together with lime-ash as Solid Waste Treatment.Both the processing cost of solid waste had been increased,
Also result in the excess waste of fuel energy.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of biomass boiler energy-saving combustion system, this biology
Matter boiler energy-saving combustion system can circulate the combustible component in the breeze for making full use of and being produced in biomass fuel combustion, and will
Its combustible component makes the combustible granules of the relatively thin even powdery of granularity after crushing, so as to accelerate the ignition speed of fuel
Rate, help lifts fire box temperature so as to improve the burn-off rate of fuel.
To realize such scheme, a kind of biomass boiler energy-saving combustion system that the utility model is provided, including：Burning
Device；The boiler being connected by pipeline with burner flame outlet；The residual-heat exchanger being connected with boiler flue gas outlet by pipeline；
The primary deduster being connected with residual-heat exchanger exhanst gas outlet by pipeline；Carbon granule installed in primary deduster bottom end outlet is received
Storage, the port of export of the carbon granule collector is connected to the charging aperture of pulverizer, discharging opening and the air blower of the pulverizer
Blast entrance is connected, and the blower outlet of the air blower is connected to the feed end of podwer gun, the spray by powdered carbon conveyance conduit
Powder rifle is arranged at the burner hearth auxiliary fuel input of burner；The cloth bag being connected with primary deduster exhanst gas outlet by pipeline is removed
Dirt device；And the air-introduced machine being connected with sack cleaner exhanst gas outlet by pipeline, the air-introduced machine air inducing outlet be connected to
Chimney.
In the above-mentioned technical solutions, burner burns to biomass fuel, and boiler carries out substantial amounts of thermal energy exchange, remaining
Heat exchanger is recycled to partial fume waste heat, flue-gas temperature is declined once again, and primary deduster is by granularity in flue gas
Thicker most of dust (based on main or carbon granule) is intercepted, using carbon granule collector be collected into higher thermal value
The charcoal particle of uncombusted be delivered to pulverizer and crushed, make the ignitable fuel of the relatively thin even powdery of granularity, and
It is injected in burner stove tank by special podwer gun using air blower and is burnt, because the more tiny fuel of granularity send in wind
During it is more abundant with the mixing that air is able to, into the burner hearth considerably beyond its ignition point, catch fire rapider, burning is more
Fully, and this part combustion heating can help burner hearth further to improve in-furnace temperature again, catching fire for biomass fuel pellet is made
Increased flame speeds, burn-off rate is greatly improved, while increased exerting oneself for boiler, the waste of fuel is greatly reduced, and is also reduced
The yield of solid waste, it is energy-saving and environment-friendly；And remaining least a portion of extremely fine powdery flying dust flows through cloth bag with flue gas
Filtered again during deduster, in the flue gas after filtering passes through air-introduced machine, smoke stack emission to air again.Such that it is able to true
The flue gas of biomass combustion generation is protected on the premise of reaching discharging standards after filtering, biomass fuel combustion is recycled
Combustible component in the breeze produced in burning, improves the utilization rate and efficiency of combustion of biomass molding fuel.
Preferably, dust collector is installed at the bottom dust outlet of the sack cleaner.The work of dust collector
With being to collect the fine dusts that sack cleaner is intercepted, the plant ash that sack cleaner is filtered can be used to be made organic fertilizer
Supply agricultural production.
Preferably, the burner is biomass molding fuel burner, and biomass molding fuel burning device is used as one kind
Biomass burner special, can improve the efficiency of combustion of biomass, reduce the generation of uncombusted carbon granule.
The beneficial effect of technical scheme described in the utility model is：This biomass boiler energy-saving combustion system is in flue
The port of export is provided with primary deduster and sack cleaner two-step filter, and higher thermal value will be carried not using primary deduster
The charcoal particle of after-flame is intercepted, and the flying dust without calorific value is then filtered in sack cleaner, it is ensured that the qualified discharge of flue gas,
The charcoal particle of retention is crushed using pulverizer simultaneously, the ignitable fuel of the relatively thin even powdery of granularity is made, and
It is injected in burner stove tank by special podwer gun using air blower and is burnt, because the more tiny fuel of granularity send in wind
During it is more abundant with the mixing that air is able to, into the burner hearth considerably beyond its ignition point, catch fire rapider, burning is more
Fully, and this part combustion heating can help burner hearth further to improve in-furnace temperature again, catching fire for biomass fuel pellet is made
Increased flame speeds, burn-off rate is greatly improved, while increased exerting oneself for boiler, the waste of fuel is greatly reduced, and is also reduced
The yield of solid waste, it is energy-saving and environment-friendly.
Brief description of the drawings
Fig. 1 is the connection diagram between each equipment in the utility model.
Fig. 2 is operation logic figure of the present utility model.
In figure：1st, burner；2nd, boiler；3rd, residual-heat exchanger；4th, primary deduster；5th, sack cleaner；6th, chimney；7、
Air-introduced machine；8th, dust collector；9th, carbon granule collector；10th, pulverizer；11st, air blower；12nd, powdered carbon conveyance conduit；13rd, dust
Rifle.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clear, complete description, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.The every other embodiment that this area ordinary person is obtained under the premise of creative work is not made, belongs to
Protection domain of the present utility model.
Embodiment：A kind of biomass boiler energy-saving combustion system.
Shown in reference picture 1, a kind of biomass boiler energy-saving combustion system, including：Burner 1, the burner 1 is used to fire
Fired biomass fuel；The flame that the burning fuel of burner 1 is produced is sprayed into boiler 2, and boiler 2 is used to enter the heat energy of generation of burning
The substantial amounts of heat exchange of row, is conveyed to production, life and uses by heat energy carrier by heat；Connected by pipeline and the exhanst gas outlet of boiler 2
The residual-heat exchanger 3 for connecing, residual-heat exchanger 3 is used to carry out heating cold water or air using the part of waste heat of flue gas, then supplies
Boiler 2 is used, and flue-gas temperature is further reduced, while there is the imperfect combustion carbon granule in part also in sedimentation discharge herein；It is logical
The primary deduster 4 that piping is connected with the exhanst gas outlet of residual-heat exchanger 3, primary deduster 4 is used for granularity in flue gas is thicker
Most of dust (main or carbon granule based on) intercept；Installed in the carbon granule collector of the bottom end outlet of primary deduster 4
9, the port of export of the carbon granule collector 9 is connected to the charging aperture of pulverizer 10, the discharging opening and air blower of the pulverizer 10
11 blast entrance connection, the blower outlet of the air blower 11 is connected to the charging of podwer gun 13 by powdered carbon conveyance conduit 12
End, the podwer gun 13 is arranged at the burner hearth auxiliary fuel input of burner 1, using carrying that carbon granule collector 9 is collected into
The charcoal particle of the uncombusted of higher thermal value is delivered to pulverizer 10 and is crushed, and make the relatively thin even powdery of granularity can
Combustion fuel, and be injected in the burner hearth of burner 1 by special podwer gun 13 using air blower 11 and burnt, because granularity is thinner
The mixing that small fuel is able to during wind send with air is more abundant, into the burner hearth considerably beyond its ignition point,
Fire is rapider, and burning is more abundant, and this part combustion heating can help burner hearth further to improve in-furnace temperature again, make biomass
The ignition speed of fuel particle is accelerated, and burn-off rate is greatly improved, while increased exerting oneself for boiler, fuel is greatly reduced
Waste, decrease the yield of solid waste, it is energy-saving and environment-friendly；Connected with the primary exhanst gas outlet of deduster 4 by pipeline
The sack cleaner 5 for connecing, for filtering, remaining least a portion of tiny granular by preamble filtering or powdery flies sack cleaner 5
Ash；And the air-introduced machine 7 being connected with the exhanst gas outlet of sack cleaner 5 by pipeline, the air-introduced machine 7 air inducing outlet be connected to
Chimney 6, air-introduced machine 7 is used to guide flue gas flow direction.
Shown referring to Figures 1 and 2, the operation principle of this biomass boiler energy-saving combustion system is：Biological substance shaped granule
Fuel burns in special burner 1, and the carbon granule of the flame, flying dust and part uncombusted of generation sends into the flue of boiler 2 in the lump,
Finally discharged out of the furnace along flue.This biomass boiler energy-saving combustion system is provided with primary deduster 4 in the port of export of flue
With the two-step filter of sack cleaner 5, under the charcoal particle interception of the uncombusted that higher thermal value will be carried using primary deduster 4
Come, the flying dust without calorific value is then filtered in sack cleaner 5, it is ensured that the qualified discharge of flue gas.Under primary deduster 4 is intercepted
The charcoal particle of the uncombusted with higher thermal value for coming is delivered to pulverizer 10 and is crushed after collecting carbon granule collector 9,
Charcoal particle is turned into the ignitable fuel of the relatively thin even powdery of granularity, and be injected to by special podwer gun 13 using air blower 11
Burnt in the burner hearth of burner 1, because the mixing that the more tiny fuel of granularity is able to during wind send with air is more filled
Point, into the burner hearth considerably beyond its ignition point, catch fire rapider, burn more abundant.
Shown in reference picture 1, dust collector 8 is installed at the bottom dust outlet of the sack cleaner 5.Dust collection
The effect of device 8 is to collect the fine dusts that sack cleaner 5 is intercepted, and the plant ash that sack cleaner 5 is filtered can be used to make
Agricultural production is supplied into organic fertilizer.
Shown in reference picture 1, the burner 1 is biomass molding fuel burner, and biomass molding fuel burning device is made
It is a kind of biomass burner special, the efficiency of combustion of biomass can be improved, reduces the generation of uncombusted carbon granule.
The above be preferred embodiment of the present utility model, but the utility model should not be limited to the embodiment and
Accompanying drawing disclosure of that, so every do not depart from the lower equivalent or modification for completing of spirit disclosed in the utility model, all falls
Enter the scope of the utility model protection.
Claims (3)
1. a kind of biomass boiler energy-saving combustion system, it is characterised in that include successively according to flue gas trend：
Burner (1)；
The boiler (2) being connected by pipeline with burner (1) flame export；
The residual-heat exchanger (3) being connected with boiler (2) exhanst gas outlet by pipeline；
The primary deduster (4) being connected with residual-heat exchanger (3) exhanst gas outlet by pipeline；
Installed in the carbon granule collector (9) of primary deduster (4) bottom end outlet, the port of export of the carbon granule collector (9) is connected
To the charging aperture of pulverizer (10), the discharging opening of the pulverizer (10) is connected with the blast entrance of air blower (11), the drum
The blower outlet of blower fan (11) is connected to the feed end of podwer gun (13), the podwer gun (13) by powdered carbon conveyance conduit (12)
At the burner hearth auxiliary fuel input of burner (1)；
The sack cleaner (5) being connected with primary deduster (4) exhanst gas outlet by pipeline；And
The air-introduced machine (7) being connected with sack cleaner (5) exhanst gas outlet by pipeline, the air inducing outlet of the air-introduced machine (7) is connected
It is connected to chimney (6).
2. a kind of biomass boiler energy-saving combustion system as claimed in claim 1, it is characterised in that：The sack cleaner
(5) dust collector (8) is installed at bottom dust outlet.
3. a kind of biomass boiler energy-saving combustion system as claimed in claim 1, it is characterised in that：The burner (1) is
Biomass molding fuel burning device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621328542.2U CN206222292U (en) | 2016-12-02 | 2016-12-02 | A kind of biomass boiler energy-saving combustion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621328542.2U CN206222292U (en) | 2016-12-02 | 2016-12-02 | A kind of biomass boiler energy-saving combustion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206222292U true CN206222292U (en) | 2017-06-06 |
Family
ID=58784643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621328542.2U Active CN206222292U (en) | 2016-12-02 | 2016-12-02 | A kind of biomass boiler energy-saving combustion system |
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| CN (1) | CN206222292U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108360912A (en) * | 2018-04-27 | 2018-08-03 | 秦皇岛波涛环保科技有限公司 | It saves land and environmental and ecological buries indoor a complete set of equipment |
| CN111470885A (en) * | 2020-05-18 | 2020-07-31 | 磐安县百春生物能源有限公司 | Plant ash firing equipment and firing method thereof |
-
2016
- 2016-12-02 CN CN201621328542.2U patent/CN206222292U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108360912A (en) * | 2018-04-27 | 2018-08-03 | 秦皇岛波涛环保科技有限公司 | It saves land and environmental and ecological buries indoor a complete set of equipment |
| CN111470885A (en) * | 2020-05-18 | 2020-07-31 | 磐安县百春生物能源有限公司 | Plant ash firing equipment and firing method thereof |
| CN111470885B (en) * | 2020-05-18 | 2024-06-11 | 磐安县百春生物能源有限公司 | Plant ash firing equipment and firing method thereof |
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