CN105018111A - Fuel gas pyrolysis furnace - Google Patents
Fuel gas pyrolysis furnace Download PDFInfo
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- CN105018111A CN105018111A CN201510447267.XA CN201510447267A CN105018111A CN 105018111 A CN105018111 A CN 105018111A CN 201510447267 A CN201510447267 A CN 201510447267A CN 105018111 A CN105018111 A CN 105018111A
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Abstract
The present invention relates to a fuel gas pyrolysis furnace, including a furnace body and a furnace pipe arranged in the furnace body, the furnace body is square, the feed end of the furnace body is provided with an open or a close furnace door, a closed loop hot air duct is formed between the inner wall of the furnace body and the outer wall of the furnace pipe, the furnace body is also provided with a high temperature flue gas inlet and a flue gas outlet which are in communicating with the hot air duct, a plurality of air duct flow direction control panels are evenly arranged in the hot air duct, adjacent air duct flow direction control panels are fixed on the top and bottom of the furnace body in the staggered manner, and the end of each air duct flow direction control panel is in sealed connection with the outer wall of the furnace pipe. According to the invention, the plurality of air duct flow direction control panels are evenly arranged in the hot air duct, and the adjacent air duct flow direction control panels are fixed on the top and bottom of the furnace body in the staggered manner, a hot flue gas flows from bottom to top in a helical path along the outer wall of the furnace pipe, the residence time of the high temperature fuel gas in the hot gas path can be effectively extended, the uniformity of the heating of the furnace pipe is improved, the overall structure is simple, and heat utilization rate is high.
Description
Technical field:
The present invention relates to pyrolysis plant field, relate to a kind of gas burning pyrolysis furnace in particular.
Background technology:
A few days ago, fuel that is clean or upgrading is obtained owing to utilizing method for pyrolysis, both can reduce the environmental pollution that direct buring solid fuel causes, and the compound of high economic worth contained in solid fuel can have been made full use of again, the broad sense that there are energy-conserving and environment-protective and make rational use of resources.In pyrolytic process, usual employing external-heat pyrolysis oven, utilize the high-temperature flue gas produced with the combustion chambers burn fuel of its configuration, as the thermal source of external-heat pyrolysis oven, avoid directly contacting with material due to high-temperature flue gas and occur to be oxidized or other chemical reactions, its pyrolysis charring product stable and being used more and more widely.
Traditional external-heat pyrolysis oven, as shown in Figure 1, the pyrolytic tank 2 ' comprising body of heater 1 ' and be arranged in body of heater, exhaust gases passes 3 ' is formed between body of heater 1 ' inwall and pyrolytic tank 2 ', the high-temperature flue gas import 4 ' that body of heater 1 ' is provided with is communicated with combustion chamber flame-throwing mouth, although this pyrolysis oven enters in exhaust gases passes 3 ' by the high-temperature flue gas produced in combustion chamber through high-temperature flue gas import 4 ', can realize fast carrying out external-heat heating to pyrolytic tank, clean environment firendly, but in actual use, still come with some shortcomings: because the pressure in combustion chamber is higher than the pressure of pyrolytic tank, no matter high-temperature flue gas import is arranged on the top of pyrolytic tank, below or other positions, the inherent pressure near gas approach place of exhaust gases passes is lower than other pressure everywhere, pressure difference makes high-temperature flue gas enter in exhaust gases passes through high-temperature flue gas import, discharged by exhanst gas outlet, in this process, the glide path of high-temperature flue gas is short, the time rested in exhaust gases passes is short, heat utilization ratio is low, and high-temperature flue gas is along the pyrolytic tank outer wall flowing being positioned at high-temperature flue gas import homonymy, pyrolytic tank is caused to be heated inequality everywhere, pyrolysis poor effect.
Summary of the invention:
The object of the invention is for the deficiencies in the prior art part, a kind of gas burning pyrolysis furnace is provided, by multiple air channels traffic organising plate that is evenly crisscross arranged in hot gas path, make high-temperature flue gas along furnace outer wall helicoidal flow, the effective residence time of prolongation high-temperature flue gas in hot gas path, flue is heated evenly everywhere, and heat utilization ratio is high.
Technology solution of the present invention is as follows:
A kind of gas burning pyrolysis furnace, comprise body of heater and be arranged on the flue in body of heater, described body of heater is square, its feed end is provided with the fire door that can open or close, closed annular hot gas air channel is formed between the inwall of body of heater and the outer wall of flue, body of heater is also provided with the high-temperature flue gas import and exhanst gas outlet that are communicated with this hot gas air channel, it is characterized in that: in described hot gas air channel, be evenly provided with some air channels traffic organising plate, adjacent air channel traffic organising plate interlock be fixed on body of heater top and bottom on, the end of each air channel traffic organising plate is all connected with the outer wall of flue is airtight.
As improvement, described air channel traffic organising plate is the plane of vertically setting, and the interior shape of its profile and body of heater is suitable.
As improvement, described in the end of air channel traffic organising plate that is fixed on the top of body of heater be positioned at below the horizontal center line of flue.
As improvement, described in the end of air channel traffic organising plate that is fixed on the bottom of body of heater be positioned at more than the horizontal center line of flue.
Air channel traffic organising plate adjacent in the present invention is staggered to be respectively positioned at above and below flue, gap is left between its end and inboard wall of furnace body, high-temperature flue gas is under the guide functions of air channel flow deflector, from lower to upper with spirality path along furnace outer wall to away from high-temperature flue gas importer to flowing, extend the residence time of high-temperature flue gas in hot gas air channel on the one hand, improve heat utilization efficiency, ensure that flue is heated evenly on the other hand everywhere, improve pyrolysis efficiency.
As improvement, the sheet material undulate of described air channel traffic organising plate.
As improvement, described air channel traffic organising plate is vertically provided with flue gas guide path, and the transverse section of this flue gas guide path is waviness.
As improvement, described high-temperature flue gas import is positioned at below flue and also arranges near feed end, and exhanst gas outlet is arranged on above flue.
The import of high temperature cigarette is arranged near feed end place, and when being beneficial to pyrolysis processing, material enters in flue from feed end, realizes being rapidly heated, accelerates pyrolysis efficiency, improve heat utilization ratio further.
Beneficial effect of the present invention is:
The present invention by evenly arranging multiple air channels traffic organising plate in hot gas path, and adjacent air channel traffic organising plate is staggered is respectively positioned at above and below flue, gap is left between the end of each air channel traffic organising plate and inboard wall of furnace body, make the space of high-temperature flue gas between this gap and adjacent air channel traffic organising plate, flow along furnace outer wall with spirality path from lower to upper, the effective residence time of prolongation high-temperature flue gas in hot gas path, improve being heated evenly property of flue, one-piece construction is simple, and heat utilization ratio is high.
Accompanying drawing illustrates:
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is the one-piece construction schematic diagram of pyrolysis oven in prior art;
Fig. 2 is one-piece construction schematic diagram of the present invention;
Fig. 3 is the schematic diagram in B-B direction in Fig. 2;
Fig. 4 is the one-piece construction schematic diagram of the air channel traffic organising plate in the embodiment of the present invention one;
Fig. 5 is the one-piece construction schematic diagram of the air channel traffic organising plate in the embodiment of the present invention two.
Embodiment:
The following stated is only preferred embodiment of the present invention, not limits scope of the present invention.
Embodiment one
The invention provides a kind of gas burning pyrolysis furnace, as shown in Figure 2, comprise body of heater 1 and be arranged on the flue 2 in body of heater 1, described body of heater 1 is square, flue 2 is cylindric, as shown in Figure 3, the feed end 11 of body of heater 1 is provided with the fire door 3 that can open or close, closed annular hot gas air channel 4 is formed between the inwall of body of heater 1 and the outer wall of flue 2, body of heater 1 is also provided with the high-temperature flue gas import 12 and exhanst gas outlet 13 that are communicated with hot gas air channel 4, wherein, high-temperature flue gas import 12 communicates with the tuyere of combustion chamber, the preheating and drying that exhanst gas outlet 13 can be introduced for material in preheating chamber by pipeline provides heat, realize recycle heat to utilize, clean environment firendly.During in order to be beneficial to thermal treatment, material enters in flue 2 from the feed end of body of heater 1, at utmost realize heat exchange, accelerate heat treatment efficiency, high-temperature flue gas import 12 is positioned at below flue 2 and also arranges near feed end 11, exhanst gas outlet 13 to be arranged on above flue 2 and to be positioned at away from high-temperature flue gas import 12 end place, improves heat utilization ratio further.
Some air channels traffic organising plate 5 is evenly provided with in hot gas air channel 4, on the top that adjacent air channel traffic organising plate 5 is staggered is fixed on body of heater 1 and bottom, the end of each air channel traffic organising plate 5 is all connected with the outer wall of flue 2 is airtight, and and leaves gap between body of heater 1 inwall.Wherein, as shown in Figure 4, air channel traffic organising plate 5 is the plane of vertically setting, and the interior shape of its profile and body of heater 1 is suitable, the dual-side of air channel traffic organising plate 5 is fixed with the front side wall of body of heater 1 and rear wall respectively, offers the hollow-out parts 52 of mating with flue 2 outside surface bottom it.
The end being fixed on the air channel traffic organising plate 5 on the top of body of heater 1 is positioned at below the horizontal center line of flue 2, and the end being fixed on the air channel traffic organising plate 5 on the bottom of body of heater 1 is positioned at more than the horizontal center line of flue 2, realize that adjacent air channel traffic organising plate 5 is staggered to be respectively positioned at above and below flue 2, high-temperature flue gas enters in hot gas air channel 4 through high-temperature flue gas import 12, under the guide functions of air channel traffic organising plate 5, through the gap between air channel traffic organising plate 5 and body of heater 1 inwall and the space between adjacent air channel traffic organising plate 5, flow along flue 2 outside surface to exhanst gas outlet 13 locality with spirality path from lower to upper, discharge through exhanst gas outlet 13, air channel traffic organising plate 5 changes the flowing-path of high-temperature flue gas, extend the residence time of high-temperature flue gas in hot gas air channel 4 to a great extent, heat utilization efficiency is high, simultaneously, ensure that flue 2 outside surface is heated evenly everywhere, pyrolysis efficiency is high.
Embodiment two
As shown in Figure 5, wherein adopt the Reference numeral corresponding with embodiment one with parts identical or corresponding in embodiment one, for simplicity, hereafter only describe the distinctive points with embodiment one.This embodiment two is with the difference of the embodiment one shown in Fig. 4: the sheet material undulate of air channel traffic organising plate 5 in the present embodiment, and air channel traffic organising plate 5 is vertically provided with flue gas guide path 51, the transverse section of this flue gas guide path 51 is waviness, wavy sheet increases the contact area of high-temperature flue gas and air channel traffic organising plate 5, when high-temperature flue gas is through air channel traffic organising plate 5 surface, flue gas guide path 51 1 aspect plays the effect of gathering to high-temperature flue gas, on the other hand guide functions is played to high-temperature flue gas, accelerate high-temperature flue gas mobility, further raising pyrolysis efficiency.
Claims (7)
1. a gas burning pyrolysis furnace, comprise body of heater (1) and be arranged on the flue (2) in body of heater (1), described body of heater (1) is for square, its feed end (11) is provided with the fire door (3) that can open or close, closed annular hot gas air channel (4) is formed between the inwall of body of heater (1) and the outer wall of flue (2), body of heater (1) is also provided with the high-temperature flue gas import (12) and exhanst gas outlet (13) that are communicated with this hot gas air channel (4), it is characterized in that: in described hot gas air channel (4), be evenly provided with some air channels traffic organising plate (5), on the top that adjacent air channel traffic organising plate (5) is staggered is fixed on body of heater (1) and bottom, the end of each air channel traffic organising plate (5) is all connected with the outer wall of flue (2) is airtight.
2. a kind of gas burning pyrolysis furnace as claimed in claim 1, is characterized in that: described air channel traffic organising plate (5) is plane for what vertically arrange, and the interior shape of its profile and body of heater (1) is suitable.
3. a kind of gas burning pyrolysis furnace as claimed in claim 2, is characterized in that: described in the end in air channel traffic organising plate (5) that is fixed on the top of body of heater (1) be positioned at below the horizontal center line of flue (2).
4. a kind of gas burning pyrolysis furnace as claimed in claim 2, is characterized in that: described in the end in air channel traffic organising plate (5) that is fixed on the bottom of body of heater (1) be positioned at more than the horizontal center line of flue (2).
5. a kind of gas burning pyrolysis furnace as claimed in claim 2, is characterized in that: the sheet material undulate of described air channel traffic organising plate (5).
6. a kind of gas burning pyrolysis furnace as claimed in claim 5, is characterized in that: described air channel traffic organising plate (5) is vertically provided with flue gas guide path (51), and the transverse section of this flue gas guide path (51) is waviness.
7. a kind of gas burning pyrolysis furnace as claimed in claim 1, is characterized in that: described high-temperature flue gas import (12) is positioned at flue (2) below and arranges near feed end (11), and exhanst gas outlet (13) is arranged on flue (2) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510447267.XA CN105018111A (en) | 2015-07-27 | 2015-07-27 | Fuel gas pyrolysis furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510447267.XA CN105018111A (en) | 2015-07-27 | 2015-07-27 | Fuel gas pyrolysis furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105018111A true CN105018111A (en) | 2015-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510447267.XA Withdrawn CN105018111A (en) | 2015-07-27 | 2015-07-27 | Fuel gas pyrolysis furnace |
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| Country | Link |
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| CN (1) | CN105018111A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107916119A (en) * | 2017-12-12 | 2018-04-17 | 胜利油田胜利动力机械集团有限公司 | A kind of biomass horizontal drum destructive distillation device |
| CN110332537A (en) * | 2019-06-27 | 2019-10-15 | 广西鸿生源环保股份有限公司 | A kind of novel household garbage Pintsch process gasification complete set of equipments |
| CN110578924A (en) * | 2019-09-02 | 2019-12-17 | 鄂尔多斯市城市矿产研究开发有限责任公司 | Device for drying household garbage by utilizing labyrinth flue |
| US11585323B2 (en) | 2018-01-25 | 2023-02-21 | Siemens Gamesa Renewable Energy A/S | Method and apparatus for cooperative controlling wind turbines of a wind farm |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103484136A (en) * | 2013-09-22 | 2014-01-01 | 浙江悟能环保科技发展有限公司 | Carcass pyrolysis treatment device |
| CN104566343A (en) * | 2013-10-18 | 2015-04-29 | 江苏东大热能机械制造有限公司 | Multi-pass biomass pellet combustion technology and multi-pass biomass pellet combustion device |
| CN204958798U (en) * | 2015-07-27 | 2016-01-13 | 长兴嘉诚炉业有限公司 | Gas pyrolysis oven |
-
2015
- 2015-07-27 CN CN201510447267.XA patent/CN105018111A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103484136A (en) * | 2013-09-22 | 2014-01-01 | 浙江悟能环保科技发展有限公司 | Carcass pyrolysis treatment device |
| CN104566343A (en) * | 2013-10-18 | 2015-04-29 | 江苏东大热能机械制造有限公司 | Multi-pass biomass pellet combustion technology and multi-pass biomass pellet combustion device |
| CN204958798U (en) * | 2015-07-27 | 2016-01-13 | 长兴嘉诚炉业有限公司 | Gas pyrolysis oven |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107916119A (en) * | 2017-12-12 | 2018-04-17 | 胜利油田胜利动力机械集团有限公司 | A kind of biomass horizontal drum destructive distillation device |
| US11585323B2 (en) | 2018-01-25 | 2023-02-21 | Siemens Gamesa Renewable Energy A/S | Method and apparatus for cooperative controlling wind turbines of a wind farm |
| CN110332537A (en) * | 2019-06-27 | 2019-10-15 | 广西鸿生源环保股份有限公司 | A kind of novel household garbage Pintsch process gasification complete set of equipments |
| CN110578924A (en) * | 2019-09-02 | 2019-12-17 | 鄂尔多斯市城市矿产研究开发有限责任公司 | Device for drying household garbage by utilizing labyrinth flue |
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Application publication date: 20151104 |
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| WW01 | Invention patent application withdrawn after publication |