CN103644562A - Combined type energy-saving biomass fuel boiler - Google Patents
Combined type energy-saving biomass fuel boiler Download PDFInfo
- Publication number
- CN103644562A CN103644562A CN201310561918.9A CN201310561918A CN103644562A CN 103644562 A CN103644562 A CN 103644562A CN 201310561918 A CN201310561918 A CN 201310561918A CN 103644562 A CN103644562 A CN 103644562A
- Authority
- CN
- China
- Prior art keywords
- boiler
- waste heat
- waste
- fixedly communicated
- biomass fuel
- 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
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- 239000000446 fuel Substances 0.000 title claims abstract description 31
- 239000002028 Biomass Substances 0.000 title claims abstract description 26
- 239000002918 waste heat Substances 0.000 claims abstract description 66
- 239000001301 oxygen Substances 0.000 claims abstract description 22
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 22
- 239000000428 dust Substances 0.000 claims abstract description 7
- 238000011084 recovery Methods 0.000 claims abstract description 7
- 239000002699 waste material Substances 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 4
- 239000000779 smoke Substances 0.000 claims description 4
- 210000003491 Skin Anatomy 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 12
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Chemical compound O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 abstract description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 2
- 238000002309 gasification Methods 0.000 abstract description 2
- 229920002456 HOTAIR Polymers 0.000 abstract 1
- 239000004071 soot Substances 0.000 abstract 1
- 239000011257 shell material Substances 0.000 description 10
- 241000196324 Embryophyta Species 0.000 description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 240000000218 Cannabis sativa Species 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000005039 chemical industry Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Abstract
The invention discloses a combined type energy-saving biomass fuel boiler. According to a waste heat recovery device, a waste heat chamber is of an inner layer and outer layer structure, a dust remover is arranged on the inner layer, a waste heat tank is arranged on the outer layer, the upper end of the waste heat tank is fixedly communicated with an air inlet pipe, the air inlet pipe is fixedly connected with an air blower, the lower end of the waste heat tank is fixedly communicated with a waste heat main air pipe, the waste heat main air pipe is respectively and fixedly communicated with multiple first waste heat branch air pipes and/or multiple second waste heat branch air pipes, the first waste heat branch air pipes arranged on the bottom of a fire grate are fixedly connected with a first oxygen supplying chamber, and the second waste heat branch air pipes are fixedly communicated with a second oxygen supplying chamber. Primary oxygen supplying and secondary oxygen supplying are adopted in the combined type energy-saving biomass fuel boiler, the combustion of fuel is more sufficient, the emission of nitrogen dioxide of the boiler is reduced, the pollution of soot is reduced, the waste heat of a chimney is fully utilized to enable the cold air of the air blower to be converted into hot air, the gasification degree of the fuel of a biomass combustion engine is improved greatly, and the temperature of flames of a combustion chamber and the temperature of flames of flaming nozzles are improved.
Description
Technical field
The present invention relates to a kind of boiler plant, especially a kind of combined energy-saving biomass fuel boiler.
Background technology
At present, the boiler of the various festival energies of China constantly occurs, technology keeps reforming innovation.According to the < < boiler of being published by China Construction Industry Press December nineteen ninety and boiler room equipment > >, publish, and < < biomass fuel user's manual > > mono-book of being published by Beijing Chemical Industry Press, all introduced respectively that structure and the biomass combustion machine of national various boiler obtain service condition in recent years, how these boilers improve fuel is fuel value, improve the thermal efficiency, aspect the saving energy, obtaining very large achievement, yet in today of scientific and technological skill development, boiler structure originally and combustion system and the thermal efficiency can not all meet and adapt to the needs of modern society far away.
Summary of the invention
The object of this invention is to provide a kind of simple in structure, convenient and practical, combined energy-saving biomass fuel boiler that cost is lower, not only durable in use, safe and reliable, and install easily, the scope of application is wide.
For solving the problems of the technologies described above, technical scheme of the present invention is:
This combined energy-saving biomass fuel boiler, comprising: waste-heat recovery device, burner and boiler plant:
Waste-heat recovery device: the upper lateral part of dirt pocket is fixedly communicated with deduster chimney entrance, the lower end of dirt pocket is fixedly communicated with dust bin, the top of dirt pocket is fixedly communicated with deduster chimney, waste heat chamber is inside and outside double-layer structure, internal layer is deduster, skin is waste-heat box, and the upper end of waste-heat box is fixedly communicated with blast pipe, and blast pipe is fixedly connected with air blast; The lower end of waste-heat box is fixedly communicated with waste heat blast main, and waste heat blast main divides airduct and/or many 2nd waste heats to divide airduct to be fixedly communicated with many 1st waste heats respectively, and the 1st waste heat of being located at fire grate bottom divides airduct to be fixedly connected with the first oxygen supplying chamber; The 2nd waste heat divides airduct to be fixedly communicated with the second oxygen supplying chamber; The top of combustor burner hearth is provided with bocca, is installed with bocca on bocca; The bocca of combustor is fixedly communicated with the burner that enters of boiler.
Burner: be provided with combustor burner hearth in combustor, going to the bottom of combustor burner hearth is provided with fire grate, and combustor burner hearth is fixedly communicated with the first oxygen supplying chamber by fire grate.
Boiler plant comprises: boiler foundation, furnace chamber, flue, body of heater shell, boiler casing; Boiler is provided with furnace chamber, boiler casing and body of heater shell from inside to outside; The middle part of boiler is provided with flue, is provided with many row's endothermic tubes in flue; The bottom of furnace chamber is installed with into burner, and the top of furnace chamber is fixedly communicated with boiler chimney, and boiler chimney is fixedly connected with deduster chimney entrance by being provided with the connection smoke pipe of flange.
Before combustor, be provided with charge door and cleaning door.
Before boiler plant, be provided with sight burner.
The entry position of the exit position of boiler chimney and deduster chimney entrance is respectively equipped with adpting flange.
The top of boiler plant is provided with the 1st atmospheric communicating pipe and the 2nd atmospheric communicating pipe.
Flue and body of heater shell cross section are circle or polygon.
Deduster and waste-heat box cross section are circle or polygon.
Beneficial effect of the present invention:
This invention the present invention compare and have the following advantages with other biomass fuel boiler: adopt an oxygen supply and secondary oxygen supply, make fuel combustion more abundant, reduced the discharge of boiler nitrogen dioxide, Waste-heat duster is set, both reduced the pollution of cigarette ash, the waste heat that takes full advantage of again chimney makes the cold wind of air blast become hot blast, improved greatly the vaporization degree of biomass combustion machine fuel, improved the temperature of burner hearth and bocca flame, use this patent of invention product, common biomass fuel need not be processed into grain shape, also can fully burn and reach same result of use.Both reduce the cost of the equipment investment of fuel compressed granulate, saved again manpower and the time of compressed granulate.Use this invention simple in structure, make easily, use also very convenient.Combined energy-saving biomass combustion boiler of the present invention, can do squarely and can do circular.Biomass combustion machine can be made self-feeding also can make hand charge.According to this principle, can make the various combustors such as bavin, grass, coal, living beings by the difference of fuel.Waste-heat duster, can add heat-insulation layer and can not add heat-insulation layer.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Fig. 1 is vertical section structure schematic diagram of the present invention.
Fig. 2 is boiler of the present invention, Waste-heat duster section plan structural representation.
Fig. 3 is boiler of the present invention, combustor section plan structural representation.
The specific embodiment
Shown in Fig. 1-Fig. 3, the present invention mainly comprises: boiler foundation 1, and outlet 2, sees burner 3, furnace chamber 4, enters burner 5, flue 6, body of heater shell 7, boiler casing 8, endothermic tube 9, content gauge 10, thermometer 11, atmospheric communicating pipe 12,, boiler chimney 13, flange 14, connects smoke pipe 15, atmospheric communicating pipe 16, the second oxygen supplying chamber 17, waste heat blast main 18, deduster chimney entrance 19;
Waste-heat duster 20, deduster chimney 21, dirt pocket 22, waste heat chamber 23, waste-heat box 24, blast pipe 25, controller 26, dust bin 27, the 2 waste heats divide airduct 28, air blast 29;
Bocca 30, bocca 31, combustor 32, combustor burner hearth 33, combustor refractory material 34, charge door 35, the 1 waste heats divide airduct 36, fire grate 37, cleaning door 38, the first oxygen supplying chamber 39.
Combined energy-saving biomass fuel boiler, comprising: waste-heat recovery device, burner and boiler plant:
Waste-heat recovery device: the upper lateral part of dirt pocket 22 is fixedly communicated with deduster chimney entrance 19, the lower end of dirt pocket 22 is fixedly communicated with dust bin 27, the top of dirt pocket 22 is fixedly communicated with deduster chimney 21, waste heat chamber 23 is inside and outside double-layer structure, internal layer is deduster 20, skin is waste-heat box 24, and the upper end of waste-heat box 24 is fixedly communicated with blast pipe 25, and blast pipe 25 is fixedly connected with air blast 29; The lower end of waste-heat box 24 is fixedly communicated with waste heat blast main 18, waste heat blast main 18 divides airduct 36 and/or many 2nd waste heats to divide airduct 28 to be fixedly communicated with many 1st waste heats respectively, and the 1st waste heat of being located at fire grate 37 bottoms divides airduct 36 to be fixedly connected with the first oxygen supplying chamber 39; The 2nd waste heat divides airduct 28 to be fixedly communicated with the second oxygen supplying chamber 17; The top of combustor burner hearth 33 is provided with bocca 30, is installed with bocca 31 on bocca 30; The bocca 30 of combustor 32 is fixedly communicated with the burner 5 that enters of boiler.
Burner: be provided with combustor burner hearth 33 in combustor 32, going to the bottom of combustor burner hearth 33 is provided with fire grate 37, combustor burner hearth 33 is fixedly communicated with the first oxygen supplying chamber 39 by fire grate 37.
Boiler plant comprises: boiler foundation 1, furnace chamber 4, flue 6, body of heater shell 7, boiler casing 8; Boiler is provided with furnace chamber 4, boiler casing 8 and body of heater shell 7 from inside to outside; The middle part of boiler is provided with flue 6, is provided with many row's endothermic tubes 9 in flue 6; The bottom of furnace chamber 4 is installed with into burner 5, and the top of furnace chamber 4 is fixedly communicated with boiler chimney 13, and boiler chimney 13 is fixedly connected with deduster chimney entrance 19 by being provided with the connection smoke pipe 15 of flange 14.
Before combustor 32, be provided with charge door 35 and cleaning door 38.
Burner 3 is seen in being provided with above of boiler plant.
The entry position of the exit position of boiler chimney 13 and deduster chimney entrance 19 is respectively equipped with adpting flange 14.
The top of boiler plant is provided with the 1st atmospheric communicating pipe 12 and the 2nd atmospheric communicating pipe 16.
Flue 6 and body of heater shell 7 cross sections are circle or polygon.
Deduster 20 is circle or polygon with waste-heat box 24 cross sections.
Operation principle:
When combustor adds fuel, in burner hearth, burn, amount of heat is emitted in part of fuel burning, after part is vaporized, becomes CO gas, when through combustor nozzle, runs into hot oxygen and burns for the second time.Therefore burning is more abundant, and the flame temperature that sprays into boiler raises rapidly, thus the heating liquid of boiler to temperature required, when burned flame enters boiler furnace chamber major part heat, by the endothermic tube in furnace chamber, absorbed.But still have the heat of small part to discharge from boiler smokestack.The hot flue gas that smokestack is discharged enters dirt pocket, and waste heat can heat the inwall of deduster.Waste heat chamber is to be surrounded by deduster and waste-heat box body seal, and the temperature of waste heat chamber constantly raises.When air blast constantly blasts the air of normal temperature toward waste heat chamber, from waste heat blast main, will transfer out continually the hot blast of higher temperature.When hot blast divides airduct to be blown into the 1st oxygen supplying chamber from the first waste heat, the fuel of combustor will accelerate the more fuel gas of gasification cracking, it is fiercer that the bocca that the second waste heat divides airduct hot blast to be sent into combustor the second oxygen supply obtains flame combustion, burns more abundant.Thereby greatly improved the thermal efficiency of boiler, due to sufficient combustion, amount of dust reduces to greatest extent carbon monoxide and mediates into few.
Technical characteristics of the present invention is to establish boiler body, biomass combustion machine and Waste-heat duster to combine together.
1, boiler is by sealing and surround between circular boiler jacket and circular furnace chamber, and boiler chimney passes into deduster.
2, combustor, seals and surrounds between the central burner hearth being surrounded by combustor shell and refractory material, and combustor is established charging aperture, fire grate, the first oxygen supplying chamber, the second oxygen supplying chamber, combustor nozzle with pass into boiler and enter burner;
3, Waste-heat duster, by sealing and surround between deduster and Waste-heat duster shell, establishes blast pipe and discharge pipe in waste-heat box.Dust bin is established in deduster below, the total automatically controlled shell that is contained in Waste-heat duster of blower fan.
Claims (9)
1. a combined energy-saving biomass fuel boiler, comprising: waste-heat recovery device, burner and boiler plant, is characterized in that:
Waste-heat recovery device: the upper lateral part of dirt pocket (22) is fixedly communicated with deduster chimney entrance (19), the lower end of dirt pocket (22) is fixedly communicated with dust bin (27), the top of dirt pocket (22) is fixedly communicated with deduster chimney (21), waste heat chamber (23) is inside and outside double-layer structure, internal layer is deduster (20), skin is waste-heat box (24), the upper end of waste-heat box (24) is fixedly communicated with blast pipe (25), and blast pipe (25) is fixedly connected with air blast (29); The lower end of waste-heat box (24) is fixedly communicated with waste heat blast main (18), waste heat blast main (18) divides airduct (36) and/or many 2nd waste heats to divide airduct (28) to be fixedly communicated with many 1st waste heats respectively, and the 1st waste heat of being located at fire grate (37) bottom divides airduct (36) to be fixedly connected with the first oxygen supplying chamber (39); The 2nd waste heat divides airduct (28) to be fixedly communicated with the second oxygen supplying chamber (17); The top of combustor burner hearth (33) is provided with bocca (30), is installed with bocca (31) on bocca (30); The bocca (30) of combustor (32) is fixedly communicated with the burner (5) that enters of boiler.
2. combined energy-saving biomass fuel boiler according to claim 1, it is characterized in that: described burner: in combustor (32), be provided with combustor burner hearth (33), going to the bottom of combustor burner hearth (33) is provided with fire grate (37), and combustor burner hearth (33) is fixedly communicated with the first oxygen supplying chamber (39) by fire grate (37).
3. combined energy-saving biomass fuel boiler according to claim 1, is characterized in that: described boiler plant comprises: boiler foundation (1), furnace chamber (4), flue (6), body of heater shell (7), boiler casing (8); Boiler is provided with furnace chamber (4), boiler casing (8) and body of heater shell (7) from inside to outside; The middle part of boiler is provided with flue (6), is provided with many row's endothermic tubes (9) in flue (6); The bottom of furnace chamber (4) is installed with into burner (5), the top of furnace chamber (4) is fixedly communicated with boiler chimney (13), and boiler chimney (13) is fixedly connected with deduster chimney entrance (19) by being provided with the connection smoke pipe (15) of flange (14).
4. combined energy-saving biomass fuel boiler according to claim 2, is characterized in that: before described combustor (32), be provided with charge door (35) and cleaning door (38).
5. combined energy-saving biomass fuel boiler according to claim 3, is characterized in that: burner (3) is seen in being provided with above of described boiler plant.
6. combined energy-saving biomass fuel boiler according to claim 3, is characterized in that: the entry position of the exit position of described boiler chimney (13) and deduster chimney entrance (19) is respectively equipped with adpting flange (14).
7. combined energy-saving biomass fuel boiler according to claim 3, is characterized in that: the top of described boiler plant is provided with the 1st atmospheric communicating pipe (12) and the 2nd atmospheric communicating pipe (16).
8. combined energy-saving biomass fuel boiler according to claim 3, is characterized in that: described flue (6) and body of heater shell (7) cross section are circle or polygon.
9. combined energy-saving biomass fuel boiler according to claim 1, is characterized in that: described deduster (20) is circle or polygon with waste-heat box (24) cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310561918.9A CN103644562A (en) | 2013-11-13 | 2013-11-13 | Combined type energy-saving biomass fuel boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310561918.9A CN103644562A (en) | 2013-11-13 | 2013-11-13 | Combined type energy-saving biomass fuel boiler |
Publications (1)
| Publication Number | Publication Date |
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| CN103644562A true CN103644562A (en) | 2014-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310561918.9A Pending CN103644562A (en) | 2013-11-13 | 2013-11-13 | Combined type energy-saving biomass fuel boiler |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121570A (en) * | 2014-06-28 | 2014-10-29 | 李而宏 | Combined energy-saving environment-friendly biomass fuel boiler |
| CN104296147A (en) * | 2014-10-15 | 2015-01-21 | 广西博能生物质能源科技有限公司 | Environment-friendly garbage incinerator |
| CN105180154A (en) * | 2015-09-28 | 2015-12-23 | 浙江德清艾卡蒙特涂装设备有限公司 | Biomass energy transformation device for coal fired boiler |
| CN105782957A (en) * | 2016-05-01 | 2016-07-20 | 沈阳远大科技实业有限公司 | Automatic ignition and anti-coking spraying burning furnace for brown coal processing system |
| CN106091367A (en) * | 2016-07-26 | 2016-11-09 | 柳州市德缘科技开发有限责任公司 | Split type biomass-fuel gasifying combustion hot water supply system and the method being used for providing hot water thereof |
| CN106766148A (en) * | 2016-11-29 | 2017-05-31 | 深圳大图科创技术开发有限公司 | A kind of biomass water heater |
| CN107806630A (en) * | 2017-11-01 | 2018-03-16 | 永安市洪锦工贸有限公司 | The hot oxygen combustion engine of novel biomass |
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| CN2201582Y (en) * | 1993-12-30 | 1995-06-21 | 北京科技大学 | Dust romoving heat exchanger |
| CN201637092U (en) * | 2010-03-15 | 2010-11-17 | 高海华 | Biomass bath-heating smoke-eliminating dust-removing normal-pressure boiler |
| CN202048567U (en) * | 2011-05-16 | 2011-11-23 | 何飞昆 | Biomass combustor |
| CN202109645U (en) * | 2011-03-08 | 2012-01-11 | 郑文虎 | Biomass particle semi-gasification water heating boiler with reciprocating fire grate |
| CN202119098U (en) * | 2011-06-10 | 2012-01-18 | 山东圣威新能源有限公司 | Energy-saving environment-protective boiler combustion device |
-
2013
- 2013-11-13 CN CN201310561918.9A patent/CN103644562A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2201582Y (en) * | 1993-12-30 | 1995-06-21 | 北京科技大学 | Dust romoving heat exchanger |
| CN201637092U (en) * | 2010-03-15 | 2010-11-17 | 高海华 | Biomass bath-heating smoke-eliminating dust-removing normal-pressure boiler |
| CN202109645U (en) * | 2011-03-08 | 2012-01-11 | 郑文虎 | Biomass particle semi-gasification water heating boiler with reciprocating fire grate |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121570A (en) * | 2014-06-28 | 2014-10-29 | 李而宏 | Combined energy-saving environment-friendly biomass fuel boiler |
| CN104296147A (en) * | 2014-10-15 | 2015-01-21 | 广西博能生物质能源科技有限公司 | Environment-friendly garbage incinerator |
| CN105180154A (en) * | 2015-09-28 | 2015-12-23 | 浙江德清艾卡蒙特涂装设备有限公司 | Biomass energy transformation device for coal fired boiler |
| CN105782957A (en) * | 2016-05-01 | 2016-07-20 | 沈阳远大科技实业有限公司 | Automatic ignition and anti-coking spraying burning furnace for brown coal processing system |
| CN106091367A (en) * | 2016-07-26 | 2016-11-09 | 柳州市德缘科技开发有限责任公司 | Split type biomass-fuel gasifying combustion hot water supply system and the method being used for providing hot water thereof |
| CN106766148A (en) * | 2016-11-29 | 2017-05-31 | 深圳大图科创技术开发有限公司 | A kind of biomass water heater |
| CN107806630A (en) * | 2017-11-01 | 2018-03-16 | 永安市洪锦工贸有限公司 | The hot oxygen combustion engine of novel biomass |
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Application publication date: 20140319 |