CN105003909A - Boiler capable of preventing biomass coking - Google Patents
Boiler capable of preventing biomass coking Download PDFInfo
- Publication number
- CN105003909A CN105003909A CN201510110698.7A CN201510110698A CN105003909A CN 105003909 A CN105003909 A CN 105003909A CN 201510110698 A CN201510110698 A CN 201510110698A CN 105003909 A CN105003909 A CN 105003909A
- Authority
- CN
- China
- Prior art keywords
- steam
- conveying pipe
- distribution plenum
- coking
- air distribution
- 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
- 238000004939 coking Methods 0.000 title claims abstract description 36
- 239000002028 Biomass Substances 0.000 title abstract description 35
- 238000009826 distribution Methods 0.000 claims abstract description 63
- 238000000034 method Methods 0.000 abstract description 6
- 238000009776 industrial production Methods 0.000 abstract 1
- 239000000446 fuel Substances 0.000 description 26
- 239000002956 ash Substances 0.000 description 23
- 239000007789 gas Substances 0.000 description 14
- 238000013461 design Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 11
- 238000002485 combustion reaction Methods 0.000 description 10
- 229920006395 saturated elastomer Polymers 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- 230000004927 fusion Effects 0.000 description 7
- 238000006479 redox reaction Methods 0.000 description 7
- 238000012544 monitoring process Methods 0.000 description 4
- 238000011002 quantification Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
Landscapes
- Solid-Fuel Combustion (AREA)
Abstract
The invention discloses a boiler capable of preventing biomass coking. The boiler comprises an air distribution chamber, a chain grate stoker, a steam conveying pipe, a steam manifold, a reducing valve, a pressure gage and steam outlet holes; the air distribution chamber is arranged below the chain grate stoker, and the steam conveying pipe is arranged at the position, above an air distribution bend, of the air distribution chamber, and is fixed to an inclined lateral wallboard of the air distribution chamber through a support; the steam conveying pipe is connected with the steam manifold through the reducing valve; the pressure gage is further installed at the position, in front of the air distribution chamber, of the steam conveying pipe and is located at the front end of the reducing valve; and the steam outlet holes are arranged at the positions, located inside the air distribution chamber, on the steam conveying pipe and face a main burning area of the chain grate stoker, and steam can rapidly reach portions needing to be cooled. The boiler capable of preventing biomass coking includes two steps of feeding burning and steam leading in. According to the method, the air distribution chamber is combined with steam conveying, the structure is compact, using is simple and convenient, biomass burning coking is effectively prevented, the burn-off rate is improved, the cost is reduced, and the method is suitable for industrial production.
Description
Technical field
Patent of the present invention relates to biomass boiler manufacturing technology field, particularly relates to one and prevents living beings coking boiler.
Background technology
Along with growing to energy demand of society, the fossil fuel as main energy sources is promptly reducing.Therefore, find a kind of reproducible alternative energy source, become the focus of social common concern.Biomass energy is a kind of desirable regenerative resource, and its wide material sources, has a large amount of industry every year, agricultural and forest discarded object output.In the energy resource consumption in the current world, biomass energy consumption accounts for 14% of world's total energy consumption, is only second to oil, coal and natural gas, occupies the 4th.Biomass energy is a kind of clean reproducible energy, CO
2discharge, close to zero, therefore utilizes biomass energy all to have important effect to protection of the environment, improvement ecology, raising life of farmers level etc.Biomass fuel, directly as boiler oil, is also a kind of effective way utilizing biomass energy.In recent years, biomass boiler obtains in China and develops rapidly.
Containing a large amount of heavy metals such as potassium, sodium in living beings, ash melting point is low, and coking capacity is very strong.During biomass combustion, lime-ash is easily in stoker surface melting coking, affects living beings Thorough combustion.If do not take measures, then impact ventilate and cannot normal combustion.
Summary of the invention
In order to solve the problems of the prior art, the object of patent of the present invention is to provide one and prevents living beings coking boiler, prevent the lime-ash produced during biomass combustion in stoker surface melting coking, reach the sufficient object of biomass combustion and reduce labor cleaning's coking lime-ash simultaneously, reduce and manually work.
For solving the problem, the technology used in the present invention means are: one prevents living beings coking boiler, it is characterized in that: comprise distribution plenum, traveling-grate stoker, steam conveying pipe, gas-distributing cylinder, pressure-reducing valve, Pressure gauge and steam and portal, described distribution plenum is arranged on chain fire-gate below; Described steam conveying pipe is arranged on the centre position above distribution plenum inner air-distributing elbow, is fixed on the oblique framed side wallboard of distribution plenum by support; Steam conveying pipe is connected with gas-distributing cylinder by pressure-reducing valve, and the steam in gas-distributing cylinder regulates through pressure-reducing valve to be sent in distribution plenum; Steam conveying pipe before entering distribution plenum is also provided with Pressure gauge, and effectively carry out monitoring to the pressure of input and regulate, described Pressure gauge is arranged on the front end of pressure-reducing valve; The steam conveying pipe being positioned at distribution plenum inside offers row's steam portal; Described steam portals and aims at chain fire-gate primary zone, and arriving in stove fast needs the position that lowers the temperature.
Further, described distribution plenum is at least one, according to fire grate length quantification.
Further, the aperture that described steam portals is 3 ~ 5mm, open a steam every 0.2m to portal, this kind of design is according to conventional chain-grate boiler design, according to the length of steam conveying pipe in chain fire-gate width design distribution plenum and can also open the quantity that steam portals.
Further, in steam conveying pipe, steam pressure is less than or equal to 0.1MPa; Also independently can regulate according to the quantity of steam of boiler load to input; Simultaneously also can according to the size of boiler, second, third, the 4th, the 5th or more distribution plenum internal placement steam conveying pipe, to reach better effect.
A kind of use step of biomass boiler coking boiler that prevents is as follows:
(1) steam leads to chain fire-gate primary zone fast: biomass fuel is higher in the ignition temperature in primary zone, and the redox reaction of absorbing heat occurs the carbon in the steam passed into and living beings, and equation is H
2o+C → CO+H
2, it effectively reduces primary zone fuel temperature, avoids biomass ash fusion point, prevents coking;
(2), after passing into steam, the gas that its reaction generates has combustion-supporting effect, makes burning more abundant;
(3) saturated vapor passed into is after running into high temperature, and system undergoes rapid expansion, can loosen the ash bed on primary zone, strengthens gas circulation and living beings and air contact surfaces and amasss, improve fuel burn-off rate, prevent coking.
The invention has the beneficial effects as follows:
1. there is steam conveying pipe in distribution plenum laid inside, and on the steam conveying pipe of distribution plenum inside, be furnished with steam portal, realize steam Transportation accurately quick, coordinated by the wind of distribution plenum and saturated steam is led to chain fire-gate primary zone fast, biomass fuel is higher in the ignition temperature in primary zone, there is the redox reaction of absorbing heat in the carbon in the steam passed into and living beings, equation is H
2o+C → CO+H
2, it effectively reduces primary zone fuel temperature, avoids biomass ash fusion point, prevents coking;
2., after passing into steam, the gas that its reaction generates has combustion-supporting effect, makes burning more abundant;
3. the saturated vapor passed into is after running into high temperature, and system undergoes rapid expansion, can loosen the ash bed on primary zone, strengthens gas circulation and living beings and air contact surfaces and amasss, improve fuel burn-off rate;
4. reduce the labour intensity of charred ashes in labor cleaning's stove, while reducing cost of labor, be more suitable for industrial needs;
5. the use of distribution plenum makes burning more abundant, significantly reduce the flying dust entering smoke pipe, and burning fully also can guarantee that chimney is without over-emitting black exhaust phenomenon.
The present invention is by supply air system and the separate control of steam Transportation, combine again in use procedure, realize the compact, simple, easy to use of its structure, effectively can prevent the coking of biomass combustion lime-ash, improve fuel burn-off rate, reduce cost of labor and be more suitable for industrial needs.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical scheme of the present invention is described.
Fig. 1 is structural representation of the present invention.
Fig. 2 is A direction view of the present invention.
Fig. 3 is the inventive method flow chart.
In figure: 1, distribution plenum, 2, traveling-grate stoker, 3, steam conveying pipe, 4, gas-distributing cylinder, 5, pressure-reducing valve, 6, Pressure gauge, 7, steam portals.
Detailed description of the invention
Embodiment 1
As shown in Figure 1, Figure 2, Figure 3 shows, one prevents living beings coking boiler, it is characterized in that: comprise distribution plenum, traveling-grate stoker, steam conveying pipe, gas-distributing cylinder, pressure-reducing valve, Pressure gauge and steam and portal, described distribution plenum is arranged on chain fire-gate below; Described steam conveying pipe is arranged on the centre position above distribution plenum inner air-distributing elbow, is fixed on the oblique framed side wallboard of distribution plenum by support; Vapour conveyance conduit is connected with gas-distributing cylinder by pressure-reducing valve, and the steam in gas-distributing cylinder regulates through pressure-reducing valve to be sent in distribution plenum; Steam conveying pipe before entering distribution plenum is also provided with Pressure gauge, and effectively carry out monitoring to the pressure of input and regulate, described Pressure gauge is arranged on the front end of pressure-reducing valve; The steam conveying pipe being positioned at distribution plenum inside offers row's steam portal; Described steam portals and aims at chain fire-gate primary zone, and arriving in stove fast needs the position that lowers the temperature.
Further, described distribution plenum is at least one, according to fire grate length quantification.
Further, described steam aperture of portalling is 3mm, open a steam every 0.2m to portal, this kind of design is according to conventional chain-grate boiler design, according to the length of steam conveying pipe in chain fire-gate width design distribution plenum and can also open the quantity that steam portals.
Further, in steam conveying pipe, steam pressure is less than or equal to 0.1MPa; Also independently can regulate according to the quantity of steam of boiler load to input; Simultaneously also can according to the size of boiler, second, third, the 4th, the 5th or more distribution plenum internal placement steam conveying pipe, to reach better effect.
A kind of use step of biomass boiler coking boiler that prevents is as follows:
(1) steam leads to chain fire-gate primary zone fast: biomass fuel is higher in the ignition temperature in primary zone, and the redox reaction of absorbing heat occurs the carbon in the steam passed into and living beings, and equation is H
2o+C → CO+H
2, it effectively reduces primary zone fuel temperature, avoids biomass ash fusion point, prevents coking;
(2), after passing into steam, the gas that its reaction generates has combustion-supporting effect, makes burning more abundant;
(3) saturated vapor passed into is after running into high temperature, and system undergoes rapid expansion, can loosen the ash bed on primary zone, strengthens gas circulation and living beings and air contact surfaces and amasss, improve fuel burn-off rate, prevent coking.
Embodiment 2
As shown in Figure 1, Figure 2, Figure 3 shows, one prevents living beings coking boiler, it is characterized in that: comprise distribution plenum, traveling-grate stoker, steam conveying pipe, gas-distributing cylinder, pressure-reducing valve, Pressure gauge and steam and portal, described distribution plenum is arranged on chain fire-gate below; Described steam conveying pipe is arranged on the centre position above distribution plenum inner air-distributing elbow, is fixed on the oblique framed side wallboard of distribution plenum by support; Vapour conveyance conduit is connected with gas-distributing cylinder by pressure-reducing valve, and the steam in gas-distributing cylinder regulates through pressure-reducing valve to be sent in distribution plenum; Steam conveying pipe before entering distribution plenum is also provided with Pressure gauge, and effectively carry out monitoring to the pressure of input and regulate, described Pressure gauge is arranged on the front end of pressure-reducing valve; The steam conveying pipe being positioned at distribution plenum inside offers row's steam portal; Described steam portals and aims at chain fire-gate primary zone, and arriving in stove fast needs the position that lowers the temperature.
Further, described distribution plenum is at least one, according to fire grate length quantification.
Further, described steam aperture of portalling is 4mm, open a steam every 0.2m to portal, this kind of design is according to conventional chain-grate boiler design, according to the length of steam conveying pipe in chain fire-gate width design distribution plenum and can also open the quantity that steam portals.
Further, in steam conveying pipe, steam pressure is less than or equal to 0.1MPa; Also independently can regulate according to the quantity of steam of boiler load to input; Simultaneously also can according to the size of boiler, second, third, the 4th, the 5th or more distribution plenum internal placement steam conveying pipe, to reach better effect.
A kind of use step of biomass boiler coking boiler that prevents is as follows:
(1) steam leads to chain fire-gate primary zone fast: biomass fuel is higher in the ignition temperature in primary zone, and the redox reaction of absorbing heat occurs the carbon in the steam passed into and living beings, and equation is H
2o+C → CO+H
2, it effectively reduces primary zone fuel temperature, avoids biomass ash fusion point, prevents coking;
(2), after passing into steam, the gas that its reaction generates has combustion-supporting effect, makes burning more abundant;
(3) saturated vapor passed into is after running into high temperature, and system undergoes rapid expansion, can loosen the ash bed on primary zone, strengthens gas circulation and living beings and air contact surfaces and amasss, improve fuel burn-off rate, prevent coking.
Embodiment 3
As shown in Figure 1, Figure 2, Figure 3 shows, one prevents living beings coking boiler, it is characterized in that: comprise distribution plenum, traveling-grate stoker, steam conveying pipe, gas-distributing cylinder, pressure-reducing valve, Pressure gauge and steam and portal, described distribution plenum is arranged on chain fire-gate below; Described steam conveying pipe is arranged on the centre position above distribution plenum inner air-distributing elbow, is fixed on the oblique framed side wallboard of distribution plenum by support; Vapour conveyance conduit is connected with gas-distributing cylinder by pressure-reducing valve, and the steam in gas-distributing cylinder regulates through pressure-reducing valve to be sent in distribution plenum; Steam conveying pipe before entering distribution plenum is also provided with Pressure gauge, and effectively carry out monitoring to the pressure of input and regulate, described Pressure gauge is arranged on the front end of pressure-reducing valve; The steam conveying pipe being positioned at distribution plenum inside offers row's steam portal; Described steam portals and aims at chain fire-gate primary zone, and arriving in stove fast needs the position that lowers the temperature.
Further, described distribution plenum is at least one, according to fire grate length quantification.
Further, described steam aperture of portalling is 5mm, open a steam every 0.2m to portal, this kind of design is according to conventional chain-grate boiler design, according to the length of steam conveying pipe in chain fire-gate width design distribution plenum and can also open the quantity that steam portals.
Further, in steam conveying pipe, steam pressure is less than or equal to 0.1MPa; Also independently can regulate according to the quantity of steam of boiler load to input; Simultaneously also can according to the size of boiler, second, third, the 4th, the 5th or more distribution plenum internal placement steam conveying pipe, to reach better effect.
A kind of use step of biomass boiler coking boiler that prevents is as follows:
(1) steam leads to chain fire-gate primary zone fast: biomass fuel is higher in the ignition temperature in primary zone, and the redox reaction of absorbing heat occurs the carbon in the steam passed into and living beings, and equation is H
2o+C → CO+H
2, it effectively reduces primary zone fuel temperature, avoids biomass ash fusion point, prevents coking;
(2), after passing into steam, the gas that its reaction generates has combustion-supporting effect, makes burning more abundant;
(3) saturated vapor passed into is after running into high temperature, and system undergoes rapid expansion, can loosen the ash bed on primary zone, strengthens gas circulation and living beings and air contact surfaces and amasss, improve fuel burn-off rate, prevent coking.
The present invention has steam conveying pipe in distribution plenum laid inside, can be coordinated by the wind of distribution plenum and saturated steam is led to chain fire-gate primary zone fast, biomass fuel is higher in the ignition temperature in primary zone, there is the redox reaction of absorbing heat in the carbon in the steam passed into and living beings, equation is H
2o+C → CO+H
2, it effectively reduces primary zone fuel temperature, avoids biomass ash fusion point, prevents coking; After passing into steam, the gas that its reaction generates has combustion-supporting effect, makes burning more abundant; The saturated vapor passed into is after running into high temperature, and system undergoes rapid expansion, can loosen the ash bed on primary zone, strengthens gas circulation and living beings and air contact surfaces and amasss, improve fuel burn-off rate; Achieve the labour intensity reducing charred ashes in labor cleaning's stove simultaneously, while reducing cost of labor, be more suitable for industrial needs; The use of distribution plenum makes burning more abundant, significantly reduce the flying dust entering smoke pipe, and burning fully also can guarantee that chimney is without over-emitting black exhaust phenomenon.
The present invention is by supply air system and the separate control of steam Transportation, combine again in use procedure, realize the compact, simple, easy to use of its structure, effectively can prevent the coking of biomass combustion lime-ash, improve fuel burn-off rate, reduce cost of labor and be more suitable for industrial needs.
Specific implementation process of the present invention is as follows: above fuel combustion zone, pass into steam, and fuel combustion zone temperature is higher, and the redox reaction of absorbing heat occurs the carbon in the steam passed into and living beings, and equation is H
2o+C → CO+H
2, effectively reduce primary zone fuel temperature, avoid biomass ash fusion point, slagging prevention; This reaction simultaneously generates imflammable gas CO and H
2there is combustion-supporting property, improve burn-off rate; And the saturated vapor passed into is after running into high temperature, system undergoes rapid expansion, can loosen the ash bed on primary zone, strengthens gas circulation and living beings and air contact surfaces and amasss, improve fuel burn-off rate equally.
Supply air system and steam Transportation combine by the present invention, realize the compact, simple, easy to use of its structure, effectively can prevent the coking of biomass combustion lime-ash, improve fuel burn-off rate, reduce cost of labor and are more suitable for industrial needs.
Above-mentioned explanation is not limitation of the present invention, and the present invention is also not limited in above-mentioned citing, and the change that those skilled in the art make in essential scope of the present invention, remodeling, interpolation or replacement also should belong to protection scope of the present invention.
Claims (4)
1. prevent a living beings coking boiler, it is characterized in that: comprise distribution plenum, traveling-grate stoker, steam conveying pipe, gas-distributing cylinder, pressure-reducing valve, Pressure gauge and steam and portal, described distribution plenum is arranged on chain fire-gate below; Described steam conveying pipe is arranged on the centre position above distribution plenum inner air-distributing elbow, is fixed on the oblique framed side wallboard of distribution plenum by support; Steam conveying pipe is connected with gas-distributing cylinder by pressure-reducing valve; Steam conveying pipe before entering distribution plenum is also provided with Pressure gauge, and described Pressure gauge is arranged on the front end of pressure-reducing valve; The steam conveying pipe being positioned at distribution plenum inside offers row's steam portal; Described steam portals and aims at chain fire-gate primary zone.
2. according to claims 1, prevent living beings coking boiler, it is characterized in that, described distribution plenum is at least one.
3. according to claims 1, prevent living beings coking boiler, it is characterized in that, the aperture that described steam portals is 3 ~ 5mm, opens a steam portal every 0.2m.
4. according to claims 1, prevent living beings coking boiler, it is characterized in that, in steam conveying pipe, steam pressure is less than or equal to 0.1MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510110698.7A CN105003909A (en) | 2015-03-14 | 2015-03-14 | Boiler capable of preventing biomass coking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510110698.7A CN105003909A (en) | 2015-03-14 | 2015-03-14 | Boiler capable of preventing biomass coking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105003909A true CN105003909A (en) | 2015-10-28 |
Family
ID=54376687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510110698.7A Pending CN105003909A (en) | 2015-03-14 | 2015-03-14 | Boiler capable of preventing biomass coking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105003909A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258138A (en) * | 2015-11-10 | 2016-01-20 | 大连旺佳新能源科技开发有限公司 | Boiler with steam cooling system for fire grate |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2062414U (en) * | 1989-06-17 | 1990-09-19 | 沈阳市燃料利用研究所 | Steam burning assistant device for coal burning boiler |
| CN1900590A (en) * | 2006-06-16 | 2007-01-24 | 周开根 | Process and its device for clean burning and value gaining burning of solid fuel |
| CN1904479A (en) * | 2006-07-31 | 2007-01-31 | 周开根 | Tunnel combustion chamber and its constructed smoke dust less fuel coal and biomass equipment |
| AU2006203642A1 (en) * | 2006-01-24 | 2007-08-09 | Beijing Guodian Futong Science And Technology Development Co. Ltd | Dry slag discharge device for coal-fired boiler |
| CN101737795A (en) * | 2009-11-30 | 2010-06-16 | 哈尔滨工业大学 | Biomass gasification boiler using air-steam as gasifying agent and coupling combustion method thereof |
| CN101776260A (en) * | 2010-03-05 | 2010-07-14 | 宁波怡诺能源科技有限公司 | Horizontal mobile grate gasifier |
| CN203478310U (en) * | 2013-09-05 | 2014-03-12 | 无锡华光工业锅炉有限公司 | Device for preventing grate surface of layer-burning boiler from coking |
| CN204478019U (en) * | 2015-03-14 | 2015-07-15 | 青岛青义锅炉有限公司 | One prevents living beings coking boiler |
-
2015
- 2015-03-14 CN CN201510110698.7A patent/CN105003909A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2062414U (en) * | 1989-06-17 | 1990-09-19 | 沈阳市燃料利用研究所 | Steam burning assistant device for coal burning boiler |
| AU2006203642A1 (en) * | 2006-01-24 | 2007-08-09 | Beijing Guodian Futong Science And Technology Development Co. Ltd | Dry slag discharge device for coal-fired boiler |
| CN1900590A (en) * | 2006-06-16 | 2007-01-24 | 周开根 | Process and its device for clean burning and value gaining burning of solid fuel |
| CN1904479A (en) * | 2006-07-31 | 2007-01-31 | 周开根 | Tunnel combustion chamber and its constructed smoke dust less fuel coal and biomass equipment |
| CN101737795A (en) * | 2009-11-30 | 2010-06-16 | 哈尔滨工业大学 | Biomass gasification boiler using air-steam as gasifying agent and coupling combustion method thereof |
| CN101776260A (en) * | 2010-03-05 | 2010-07-14 | 宁波怡诺能源科技有限公司 | Horizontal mobile grate gasifier |
| CN203478310U (en) * | 2013-09-05 | 2014-03-12 | 无锡华光工业锅炉有限公司 | Device for preventing grate surface of layer-burning boiler from coking |
| CN204478019U (en) * | 2015-03-14 | 2015-07-15 | 青岛青义锅炉有限公司 | One prevents living beings coking boiler |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258138A (en) * | 2015-11-10 | 2016-01-20 | 大连旺佳新能源科技开发有限公司 | Boiler with steam cooling system for fire grate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204478019U (en) | One prevents living beings coking boiler | |
| UA96798C2 (en) | Method for combustion of solid fuel and a device for its realization | |
| CN105003909A (en) | Boiler capable of preventing biomass coking | |
| CN211233361U (en) | Layer combustion type composite combustion double-hearth | |
| CN103438436A (en) | Methane-doped combustion process for coal-fired boiler | |
| CN2804612Y (en) | Double-grate boiler for burning block-shape fuel | |
| CN203478310U (en) | Device for preventing grate surface of layer-burning boiler from coking | |
| CN203464323U (en) | Novel environmental protection boiler with boiler internal smoke and dust abatement clean burning | |
| CN204693800U (en) | A kind of high-effect heat absorption boiler | |
| CN204063065U (en) | Composite grate combustion apparatus | |
| CN204388039U (en) | A kind of is the clean burning system of firing block waste wood by coal-fired boiler reform | |
| CN203203247U (en) | Novel biomass-briquette-fired organic heat carrier boiler | |
| CN201652330U (en) | Biomass Vertical Boiler | |
| CN202303411U (en) | Yellow phosphorous tail gas waste heat recovery system with independent combustion chamber | |
| CN201827872U (en) | Smokeless energy saving horizontal counter-burning heat pipe boiler | |
| CN202747610U (en) | Biomass fuel organic heat carrier furnace with chain grate | |
| CN105927987A (en) | Straw and household garbage co-combustion boiler | |
| CN204962771U (en) | Cremation machine waste heat utilization equipment | |
| CN205939677U (en) | Novel energy -conserving high -efficient inclined reciprocating grate living beings granule boiler | |
| CN204829875U (en) | Two furnace fire burning furnace | |
| CN204084844U (en) | A kind of fuel gas hot-blast stove | |
| CN203190444U (en) | Secondary air inlet industrial pressure-bearing steam or hot water biomass boiler | |
| CN202432510U (en) | Biomass sawdust particle boiler | |
| CN203478212U (en) | Energy-saving combined combustion boiler | |
| CN204786375U (en) | Buggy blunt body combustor that cracks |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151028 |