CN105180438B - Organic heat carrier boiler for burning coal powder - Google Patents
Organic heat carrier boiler for burning coal powder Download PDFInfo
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- CN105180438B CN105180438B CN201510696748.4A CN201510696748A CN105180438B CN 105180438 B CN105180438 B CN 105180438B CN 201510696748 A CN201510696748 A CN 201510696748A CN 105180438 B CN105180438 B CN 105180438B
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- boiler
- coal powder
- burning coal
- heat carrier
- coil
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Abstract
The invention provides a kind of organic heat carrier boiler for burning coal powder, including lower furnace, upper furnace, convective region, waste heat boiler, it is characterized in that the length of lower furnace is less than the length of combustion zone flame, the side of lower furnace is provided with air supply plant, make combustion zone bended by blaze L-shaped, the cross section of the heat transfer zone of lower furnace is u-shaped, upper furnace uses the coil arrangement of double square, upper furnace is provided with two shape size identical rectangle coil packs, convective region is formed in parallel by three groups of coil pipes, the top of waste heat boiler is provided with fume collection area, the circular in cross-section in the fume collection area, and gradually increase from top to bottom.
Description
Technical field
The invention belongs to field of boilers, specifically a kind of organic heat carrier boiler for burning coal powder.
Background technology
Boiler is a kind of energy conversion, and the energy inputted to boiler has chemical energy, electric energy in fuel, boiler output
Steam, high-temperature water or organic heat carrier with certain heat energy.The original meaning of pot refers to the water container heated on fire, and stove refers to burning
The place of fuel, boiler includes pot and stove two large divisions.The hot water or steam produced in boiler can directly be industrial production and people
The people's livelihood is lived provide needed for heat energy, can also be converted to mechanical energy by Steam Power Equipment, or by generator turn mechanical energy again
It is changed to electric energy.The boiler for providing hot water is referred to as hot-water boiler, is mainly used in also having a small amount of application in life, industrial production.Produce
The boiler of steam is referred to as steam boiler, is often simply called boiler, is used for thermal power station, ship, locomotive and industrial and mining enterprises.
Burner hearth is that the solid space for fuel combustion is surrounded by furnace wall.The effect of burner hearth is to ensure fuel as much as possible
Burning, and flue gas temperature of hearth outlet is cooled to the temperature that convection heating surface trouble free service allows.Therefore, burner hearth should have enough
Space, and arrange enough heating surfaces.In addition, there should be rational shape and size, in order to coordinate with burner, stove is organized
Interior aerodynamic field, make that flame is not adherent, wall do not rushed, degree of filling it is high, wall thermic load is uniform.
Waste heat boiler is a part for boiler, refers to utilize remaining in waste gas, waste material or the waste liquid in various industrial process
The heat produced after heat and its combustible burning is heated to water in the boiler of certain temperature.Reclaimed with smoke box, flue residue heat
Oil burning boiler, gas fired-boiler, the coal-burning boiler also referred to as waste heat boiler utilized, waste heat boiler can produce heat by waste heat recovery
Water or steam use to supply other workshop sections.
Common boiler has as a drawback that：Furnace flame is all linear, and burner hearth length is long, and floor space is big, stove
Thorax volume is small, and flame combustion is not abundant enough；Space utilization is not abundant enough, and not enough, furnace exit temperature is too high for radiation heat transfer；It is heated
Area is not big enough, and overall volume is big, and body frame is not sufficiently stable；Convective region is all to use cascaded structure, and media flow is not equal enough
It is even, arrange not compact enough；Exhaust-heat boiler flue gas flowing is uneven, and resistance is big, exchanges heat insufficient.
The content of the invention
In order to solve the above-mentioned technical problem, the invention provides a kind of organic heat carrier boiler for burning coal powder.
A kind of organic heat carrier boiler for burning coal powder, including lower furnace, upper furnace, convective region, waste heat boiler, its feature
It is that the length of lower furnace is less than the length of combustion zone flame, the side of lower furnace is provided with air supply plant, makes combustion zone
Bended by blaze is L-shaped, and the cross section of the heat transfer zone of lower furnace is u-shaped, and upper furnace uses the coil arrangement of double square, on
Portion's burner hearth is provided with two shape size identical rectangle coil packs, and convective region is formed in parallel by three groups of coil pipes, waste heat boiler
Top be provided with fume collection area, the circular in cross-section in the fume collection area, and gradually increase from top to bottom.
A kind of described organic heat carrier boiler for burning coal powder, it is characterised in that the heat transfer zone pipeline of lower furnace and pipeline it
Between be close to be in dense distribution.
Described a kind of organic heat carrier boiler for burning coal powder, it is characterised in that described two rectangle coil packs are in upper furnace
It is symmetric in thorax.
Described a kind of organic heat carrier boiler for burning coal powder, it is characterised in that every group of convective region coil pipe is respectively by two-tube parallel connection
Form.
Described a kind of organic heat carrier boiler for burning coal powder, it is characterised in that every group of convective region coil pipe is respectively by two coil pipes
Component is constituted, and each coil pack forms parallel-connection structure by pipeline and house steward respectively
Described a kind of organic heat carrier boiler for burning coal powder, it is characterised in that the coil pack of convective region two is in symmetrical point
Cloth.
Described a kind of organic heat carrier boiler for burning coal powder, it is characterised in that the heat transfer zone of fume collection area bottom is in honeycomb
Shape structure.
Described a kind of organic heat carrier boiler for burning coal powder, it is characterised in that the outer body of waste heat boiler is provided with insulation
Layer.
A kind of described organic heat carrier boiler for burning coal powder, it is characterised in that be provided with the top of waste heat boiler atmospheric valve and
Safety valve.
Described a kind of organic heat carrier boiler for burning coal powder, it is characterised in that the side bottom of waste heat boiler is provided with blowdown
Valve interface.
The organic heat carrier boiler for burning coal powder of the present invention, reduces burner hearth length, reduces floor space；Burner hearth is stretched to hold
Product, flame combustion is abundant；Lower furnace structure, using U-shaped heat exchange plot structure, takes full advantage of space, strengthens radiation heat transfer, drop
Low furnace exit temperature；Upper furnace structure, using the coil arrangement of double square, increases by 1/3 heating surface area, reduces outline body
Product；Body frame is set more to stablize；Convection current plot structure, employs new parallel-connection structure big in parallel and small, makes media flow more
Plus it is uniform, characteristics of compact layout reduces floor space；Waste heat boiler uses special fume collection plot structure and heat exchange plot structure,
Make flow of flue gas uniform, resistance is small, heat exchange is abundant, compact conformation.
Brief description of the drawings
Fig. 1 is the general front view of the present invention；
Fig. 2 is the overall side view of the present invention；
Fig. 3 is the lower furnace sectional view of the present invention；
Fig. 4 is the upper furnace sectional view of the present invention；
Fig. 5 is the convective region schematic diagram of the present invention；
Fig. 6 is the furnace wall combustion zone schematic diagram of the present invention；
Fig. 7 is the waste heat boiler side view of the present invention；
Fig. 8 is the waste heat boiler top view of the present invention；
In figure, 1-outlet header；2-steel plate；3-pipe；4-collect header；5-bend pipe A；6-connecting tube；7-curved
Pipe B；8-bend pipe C；9-bend pipe D；10-bend pipe E；11-bend pipe F；12-left coil pack；13-left side wall；14-right disk
Tube assembly；15-right side wall；16-rear wall；17-convective region；18-body；19-heat-insulation layer；20-fume collection area；21—
Atmospheric valve；22-safety valve；23-blowoff valve interface.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings.
A kind of organic heat carrier boiler for burning coal powder of the present invention, including lower furnace, upper furnace, convective region, waste heat pot
Stove.As shown in fig. 6, the length of lower furnace is less than the length of combustion zone flame, the side of lower furnace is provided with air supply plant,
Make combustion zone bended by blaze L-shaped, reduce burner hearth length, reduce floor space；Combustion space is stretched, flame combustion is abundant.
As shown in figure 3, the cross section of the heat transfer zone of lower furnace is u-shaped, it is close between the heat transfer zone pipeline and pipeline of lower furnace
In dense distribution, space is taken full advantage of, strengthens radiation heat transfer, furnace exit temperature is reduced；As shown in figure 4, upper furnace is adopted
With the coil arrangement of double square, upper furnace is provided with two shape size identical rectangle coil packs, two rectangle coil pipes
Component is symmetric in upper furnace, increases by 1/3 heating surface area, reduces overall volume；Body frame is set more to stablize；Such as
Shown in Fig. 5, convective region is formed in parallel by three groups of coil pipes, and every group of coil pipe is formed in parallel by two-tube respectively, and every group of coil pipe is respectively by two
Individual symmetrical coil pack composition, each coil pack forms parallel-connection structure, convective region knot by pipeline and house steward respectively
Structure, employs new parallel-connection structure big in parallel and small, makes media flow more uniform, characteristics of compact layout reduces floor space；
As shown in Figure 7 and Figure 8, the top of waste heat boiler is provided with fume collection area, the circular in cross-section in the fume collection area, and
And gradually increase from top to bottom, the heat transfer zone of fume collection area bottom is in alveolate texture, and the outer body of waste heat boiler is set
Have and atmospheric valve and safety valve are provided with the top of heat-insulation layer, waste heat boiler, the side bottom of waste heat boiler is provided with blowoff valve and connect
Mouthful, waste heat boiler makes flow of flue gas uniform, resistance is small, and heat exchange is filled using special fume collection plot structure and heat exchange plot structure
Point, compact conformation.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Any modifications, equivalent substitutions and improvements made within principle etc., are all contained within protection scope of the present invention.
Claims (10)
1. a kind of organic heat carrier boiler for burning coal powder, including lower furnace, upper furnace, convective region, waste heat boiler, its feature exist
It is less than the length of combustion zone flame in the length of lower furnace, the side of lower furnace is provided with air supply plant, makes combustion zone fire
Flame bending is L-shaped, and the cross section of the heat transfer zone of lower furnace is u-shaped, and upper furnace uses the coil arrangement of double square, top
Burner hearth is provided with two shape size identical rectangle coil packs, and convective region is formed in parallel by three groups of coil pipes, waste heat boiler
Top is provided with fume collection area, the circular in cross-section in the fume collection area, and gradually increases from top to bottom.
2. a kind of organic heat carrier boiler for burning coal powder as claimed in claim 1, it is characterised in that the heat transfer zone pipe of lower furnace
It is in dense distribution to be close between road and pipeline.
3. a kind of organic heat carrier boiler for burning coal powder as claimed in claim 1, it is characterised in that described two rectangle coil pipe groups
Part is symmetric in upper furnace.
4. a kind of organic heat carrier boiler for burning coal powder as claimed in claim 1, it is characterised in that every group of convective region coil pipe difference
It is formed in parallel by two-tube.
5. a kind of organic heat carrier boiler for burning coal powder as claimed in claim 1, it is characterised in that every group of convective region coil pipe difference
It is made up of two coil packs, each coil pack forms parallel-connection structure by pipeline and house steward respectively.
6. a kind of organic heat carrier boiler for burning coal powder as claimed in claim 1, it is characterised in that the coil pack of convective region two
It is symmetric.
7. a kind of organic heat carrier boiler for burning coal powder as claimed in claim 1, it is characterised in that fume collection area bottom is changed
Hot-zone is in alveolate texture.
8. a kind of organic heat carrier boiler for burning coal powder as claimed in claim 1, it is characterised in that the outer body of waste heat boiler
It is provided with heat-insulation layer.
9. a kind of organic heat carrier boiler for burning coal powder as claimed in claim 1, it is characterised in that the top of waste heat boiler is set
There are atmospheric valve and safety valve.
10. a kind of organic heat carrier boiler for burning coal powder as claimed in claim 1, it is characterised in that the side bottom of waste heat boiler
It is provided with blowoff valve interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510696748.4A CN105180438B (en) | 2015-10-26 | 2015-10-26 | Organic heat carrier boiler for burning coal powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510696748.4A CN105180438B (en) | 2015-10-26 | 2015-10-26 | Organic heat carrier boiler for burning coal powder |
Publications (2)
| Publication Number | Publication Date |
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| CN105180438A CN105180438A (en) | 2015-12-23 |
| CN105180438B true CN105180438B (en) | 2017-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510696748.4A Active CN105180438B (en) | 2015-10-26 | 2015-10-26 | Organic heat carrier boiler for burning coal powder |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016224A (en) * | 2016-06-30 | 2016-10-12 | 克雷登热能设备(浙江)有限公司 | Steam generator with water volume not exceeding 30 L |
| CN108917430A (en) * | 2018-09-14 | 2018-11-30 | 常州联合锅炉容器有限公司 | The urgent cooler of hot oil |
| CN110174020B (en) * | 2019-05-28 | 2020-04-14 | 山东大学 | Flue gas carbon-based loaded ionic liquid flue gas desulfurization method |
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| GB631529A (en) * | 1946-01-04 | 1949-11-04 | Babcock & Wilcox Ltd | Improvements in or relating to vapour generators |
| CN201193817Y (en) * | 2008-04-15 | 2009-02-11 | 青岛海众锅炉有限公司 | Vertical coal water slurry industry boiler |
| CN102455057A (en) * | 2011-12-19 | 2012-05-16 | 浙江先创新能源技术开发有限公司 | Novel water-coal-slurry fired organic heat carrier boiler |
| CN202884878U (en) * | 2012-04-17 | 2013-04-17 | 中国联合水泥集团有限公司南阳分公司 | Waste heat boiler heat exchange tube bundle anti-abrasion device |
| CN203203243U (en) * | 2013-02-07 | 2013-09-18 | 杭州燃油锅炉有限公司 | Vertical coal dust organic heat carrier boiler |
| CN103822357A (en) * | 2014-03-21 | 2014-05-28 | 浙江锅炉有限公司 | Horizontal pulverized coal organic heat carrier boiler |
| CN104697170A (en) * | 2015-03-25 | 2015-06-10 | 广州迪森热能技术股份有限公司 | Biomass double square coil pipe heat conduction oil furnace |
| CN205090613U (en) * | 2015-10-26 | 2016-03-16 | 浙江特富锅炉有限公司 | Coal -fired powder organic heat carrier boiler |
-
2015
- 2015-10-26 CN CN201510696748.4A patent/CN105180438B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB631529A (en) * | 1946-01-04 | 1949-11-04 | Babcock & Wilcox Ltd | Improvements in or relating to vapour generators |
| CN201193817Y (en) * | 2008-04-15 | 2009-02-11 | 青岛海众锅炉有限公司 | Vertical coal water slurry industry boiler |
| CN102455057A (en) * | 2011-12-19 | 2012-05-16 | 浙江先创新能源技术开发有限公司 | Novel water-coal-slurry fired organic heat carrier boiler |
| CN202884878U (en) * | 2012-04-17 | 2013-04-17 | 中国联合水泥集团有限公司南阳分公司 | Waste heat boiler heat exchange tube bundle anti-abrasion device |
| CN203203243U (en) * | 2013-02-07 | 2013-09-18 | 杭州燃油锅炉有限公司 | Vertical coal dust organic heat carrier boiler |
| CN103822357A (en) * | 2014-03-21 | 2014-05-28 | 浙江锅炉有限公司 | Horizontal pulverized coal organic heat carrier boiler |
| CN104697170A (en) * | 2015-03-25 | 2015-06-10 | 广州迪森热能技术股份有限公司 | Biomass double square coil pipe heat conduction oil furnace |
| CN205090613U (en) * | 2015-10-26 | 2016-03-16 | 浙江特富锅炉有限公司 | Coal -fired powder organic heat carrier boiler |
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| CN105180438A (en) | 2015-12-23 |
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Address after: 314423, Kai Feng Road 36, hi tech Zone, Changan Town, Jiaxing, Zhejiang, Haining Patentee after: Zhejiang Tefu Development Co., Ltd Address before: 314423, Kai Feng Road 36, hi tech Zone, Changan Town, Jiaxing, Zhejiang, Haining Patentee before: ZHEJIANG TUFF BOILER Co.,Ltd. |
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