CN86107951A - High-efficiency energy-saving smoke-eliminating dust-removing vaporization type hot water boiler and method - Google Patents
High-efficiency energy-saving smoke-eliminating dust-removing vaporization type hot water boiler and method Download PDFInfo
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- CN86107951A CN86107951A CN86107951.5A CN86107951A CN86107951A CN 86107951 A CN86107951 A CN 86107951A CN 86107951 A CN86107951 A CN 86107951A CN 86107951 A CN86107951 A CN 86107951A
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- Prior art keywords
- water
- combustion chamber
- hydrogen
- boiler
- efficiency energy
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 230000008016 vaporization Effects 0.000 title claims abstract description 13
- 238000009834 vaporization Methods 0.000 title claims description 9
- 238000000034 method Methods 0.000 title claims description 8
- 238000002485 combustion reaction Methods 0.000 claims abstract description 29
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 18
- 239000001257 hydrogen Substances 0.000 claims abstract description 18
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 12
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 8
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 4
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 4
- 239000006200 vaporizer Substances 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 210000000038 chest Anatomy 0.000 claims description 6
- 150000002431 hydrogen Chemical class 0.000 claims description 5
- 239000000779 smoke Substances 0.000 abstract description 6
- 238000003912 environmental pollution Methods 0.000 abstract description 5
- 239000003546 flue gas Substances 0.000 abstract description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 17
- 238000010438 heat treatment Methods 0.000 description 8
- 239000002802 bituminous coal Substances 0.000 description 7
- 240000007643 Phytolacca americana Species 0.000 description 3
- 235000009074 Phytolacca americana Nutrition 0.000 description 3
- 239000003077 lignite Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000013316 zoning Methods 0.000 description 1
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Abstract
An efficient energy-saving smoke-eliminating and dust-removing vaporizing hot-water boiler is composed of water tube wall combustion chamber, hearth, net-shaped cover, vaporizing chamber, boiler barrel, water storage tank and fire grate; when the furnace temperature reaches a certain temperature, the water part of the vaporizing chamber is vaporized and enters the combustion chamber to react with high-temperature carbon to generate carbon monoxide and hydrogen; the high-temperature carbon monoxide and water vapor continue to react to generate carbon dioxide and hydrogen. The hydrogen participates in combustion in the combustion chamber, thereby enhancing the furnace temperature. The burning product enters the water pipe wall hearth through the net cover and is mixed with the secondary air strongly, so that the combustible in the flue gas is burnt out, the heat efficiency is improved, the black smoke emission concentration is lower than 0.5 grade of Ringelmann, and the environmental pollution is reduced.
Description
A kind of hot-water boiler
Present existing hot-water boiler is the fire-tube type structure, by water wall combustion chamber tube, water wall pipe furnace thorax, drum, fire grate, compositions such as smoke abatement device, water wall combustion chamber tube, water wall pipe furnace thorax and drum are one, combustion system is a layer combustion, and fuel is difficult for fully burning, and operational efficiency is low, the thermal efficiency is the highest to have only 73% to waste energy, contaminated environment.
The objective of the invention is to solve the problem of above-mentioned existence, propose a kind of New-type boiler that has vapourizing unit, change traditional combustion system, improve the thermal efficiency, reduce environmental pollution.
Technical scheme of the present invention is, adopts the vapourizing unit of autocontrol operation and produces the energy conversion device of hydrogen and burning hydrogen, and its combustion apparatus is a traveling-grate stoker, machinery send, be divided into several vaporizers, vaporization automatically, air zoning under the air inducing, fire grate, all there is air door each chamber, can regulate intake.Combustible in flue gas after-flame in the combustion chamber.The main part of its boiler is made up of water wall comb combustion chamber, vaporizer, net blanket, storage tank, control valve, water-supply-pipe etc.Operation principle is, the utilization thermochemical method is under the situation that does not adopt complicated process equipment, with the pyrocarbon of aqueous vapor and burning, produce hydrogen and burning hydrogen.Hydrogen is lighting when boiler of generating in water wall comb combustion chamber, and when temperature reached 200 ℃ in the stove, the water vapor in the vaporizer, the water of vapor state entered in the combustion chamber of water wall comb and pyrocarbon reaction, generation carbon monoxide and hydrogen.
Carbon monoxide and aqueous vapor continue reaction, generate carbon dioxide and hydrogen.
Hydrogen participates in burning in the combustion chamber, emit a large amount of heat, thereby strengthened furnace temperature, has improved the thermal efficiency.(34000 kilocalories of/liter heats of thermal discharge are 3 times of gasoline during every liter of combustion of hydrogen, and high-quality bituminous coal 7-8 doubly) burning back product pollutes few clean.
Characteristics of the present invention are boiler structure compactness, good springiness, overall dimensions are little, and igniting is boosted fast, can adapt to the load lifting and change, regulate easily burning, economical operation safety is provided with the vapourizing unit of autocontrol operation, improved the thermal efficiency more than 17%, the concentration of emission of jet-black is lower than national standard, reaches 0.5 grade of Lin Geman, save the energy, reduce environmental pollution.For example, heating area is 4000 square metres hotel, the boiler that adopts prior art is in outdoor temperature-25 ℃, under 16 °～20 ℃ conditions of indoor maintenance, per hour consume bituminous coal (standard coal) 90-100 kilogram/time (suitable coal QSWy 〉=4500 kilocalorie/kilogram A "≤30%; V " 〉=20% III class bituminous coal), as adopt this boiler per hour consume 50～60 kilograms in coal (standard coal)/time (available coal is bituminous coal and brown coal mixed coal, mixing ratio is 1: 1) economize on coal 40～50%, the cost of boiler reduces by 3～5%.Neat city heating area in area is 4000M
2The hotel, can save 60～90 tons of fat coals a winter, is worth more than 3000 yuan, reduces the supply of country to coal, reduces environmental pollution, and reduce the expense of control environmental pollution, saves the energy a new approach is provided.
Fig. 1 is the generalized section of high-efficiency energy-saving smoke-removing dedusting vaporization hot-water boiler of the present invention.
Optimum implementation of the present invention is, as Fig. 1, vaporizer (5) is to have the automatic control water supply function, and it is shaped as annular trough body, and has loam cake.Bottom of vaporizing chamber contacts with electric controller, between vaporizer groove lid and the annular trough body certain distance is arranged, and is contained on the middle boiler wall body of boiler body lower end traveling-grate stoker (7) with annular trough body.Vaporizer communicates by the storage tank (2) that water-supply-pipe (4) control valve (6) is contained in water wall pipe furnace thorax outside, and the water of vaporizer is supplied with by storage tank, and the water yield is handled control valve by controller (6) and regulated voluntarily, and water splashes in the vaporizer by water-supply-pipe (4).When boiler is lighted, when temperature reaches 200 ℃ in the stove, the vaporization of vaporizer trough inner water, steam enters water wall combustion chamber tube (8) and 1000 ℃ of pyrocarbon reactions by traveling-grate stoker, generates carbon monoxide and hydrogen; Carbon monoxide and aqueous vapor continue reaction, generate carbon dioxide and hydrogen, and hydrogen participates in burning in water wall combustion chamber tube simultaneously, emits a large amount of heat, strengthen furnace temperature.Water wall combustion chamber tube structure has adopted low and long rear arch (9) and big higher face arch, and make the narrow reducing of formation between the forward and backward arch, go up young, end opening is big, the upper and lower opening ratio is 1: 1.5, end opening is big, can increase the air capacity that enters a wind in the water wall combustion chamber tube from traveling-grate stoker (7), guarantees good burning condition; Go up youngly, the fuel gas that the movably net blanket of making by refractory material from the combustion chamber (10) is entered in the burner hearth mixes strongly with the secondary wind that poke fire (3) enter, and improves burning condition, makes combustible in the flue gas at this after-flame.Forward and backward arch is to adopt special-shaped refractory material to be built into arch form, and the effect of face arch is that the radiant heat that will accumulate in the burner hearth is reflexing on the coal seam, make fuel timely fire burns, so face arch also is called ignition arch.The effect of rear arch is that the high-temperature flue gas with the rear portion is directed to furnace front, so that the coal-fired fully burning of back of furnace row improves the thermal efficiency.The concentration of emission of black smoke is lower than national standard, is the pollution of 0.5 grade of minimizing of the graceful figure of standard to environment.Be rectangular water wall pipe furnace thorax (11) above the water wall combustion chamber tube, the space is bigger in the burner hearth, mixes strongly with the secondary wind that enters burner hearth from the door (3) that pokes fire, and giving can the enough combustion space of burning gases.The door (3) that pokes fire is positioned at the joint of water wall burner hearth and water wall combustion chamber tube, the upper end of water wall pipe furnace thorax is a drum (12) that diameter is bigger, arrange many smoke pipes between drum, for increasing the draft of heating surface and smoke pipe, water conservancy diversion heat-conducting plate screw type metallic plate, be welded in smoke pipe central authorities, as the main heating surface of boiler; The radiation heating-surface of boiler is made up of the bottom of the drum of burner hearth and both sides, combustion chamber water wall pipe, and for increasing heating surface, the water conservancy diversion heat-conducting plate is that S type metallic plate is welded on the outer wall wall body of water wall pipe and drum, constitutes horizontal three backhaul extreme misery pipe vaporization hot-water boilers.
The lower end of combustion chamber is a traveling-grate stoker, and traveling-grate stoker is rotated by front and back, and the coal of falling in the furnace bin on the fire grate is sent into the burner hearth burning.The thickness in coal seam can be regulated by the height of change coal flashboard.There is the hot water outlet pipe drum top, after the water heating of water wall pipe and drum thus pipe deliver to radiator, water temperature can reach the backwater of 95 ℃ of radiators from backwater wall pipe.Form a complete water circulation system, return water temperature can reach 70 ℃.This boiler grate area R=3m
2, heating surface area 59.24m
2, heating load Q=120 * 10
4Kcol/h, big transportation clearance of boiler (length * wide * height) 5450 * 2300 * 3450(mm), the overall dimensions of boiler erection (length * wide * height) 5450 * 2600 * 4958(mm), big hauled weight 1800kg of boiler, when per hour consuming coal 50～60kg/, suitable coal is III class bituminous coal and brown coal mixing coal, and mixing ratio is the coal Q of 1: 1 bituminous coal
yPW 〉=4.700 kilocalories/kilogram A
y＞30% W
y〉=20%, V
y＞40 III class bituminous coal, the coal Q of brown coal 〉=2500, A
y＞30, W
y＞20, V
y＞40.
Claims (3)
1, a kind of water wall pipe furnace thorax [11] that contains, drum [12], traveling-grate stoker [7], water wall combustion chamber tube [8] and vaporizer [5], storage tank [2], water-supply-pipe [4], high-efficiency energy-saving smoke-removing dedusting vaporization hot-water boiler and method that control valve [6] and net blanket [10] are formed, the invention is characterized in that the bottom of combustion chamber [8] is divided into several grooved vaporizers [5] in the intermediate section of traveling-grate stoker [7].
2, high-efficiency energy-saving smoke-removing dedusting vaporization hot-water boiler according to claim 1 and method is characterized in that, top, combustion chamber (8) is reducing, and a net blanket (10) is arranged at an upper portion thereof.
3, high-efficiency energy-saving smoke-removing dedusting vaporization hot-water boiler according to claim 1 and method is characterized in that adopting the pyrocarbon reaction to generate carbon monoxide and hydrogen, the carbon monoxide of high temperature and steam continue reaction, generate carbon dioxide and hydrogen, hydrogen participates in the method for burning within doors in burning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 86107951 CN1023912C (en) | 1986-11-24 | 1986-11-24 | High-efficiency, energy-saving, smoke and dust eliminating vaporization hot -water boiler and its method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 86107951 CN1023912C (en) | 1986-11-24 | 1986-11-24 | High-efficiency, energy-saving, smoke and dust eliminating vaporization hot -water boiler and its method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN86107951A true CN86107951A (en) | 1988-02-10 |
| CN1023912C CN1023912C (en) | 1994-03-02 |
Family
ID=4803741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 86107951 Expired - Fee Related CN1023912C (en) | 1986-11-24 | 1986-11-24 | High-efficiency, energy-saving, smoke and dust eliminating vaporization hot -water boiler and its method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1023912C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791481A (en) * | 2014-02-24 | 2014-05-14 | 吕英 | Energy-saving and efficient boiler structure |
| CN103791504A (en) * | 2014-02-24 | 2014-05-14 | 吕英 | Environment-friendly efficient refuse incineration device |
| CN104315495A (en) * | 2014-10-24 | 2015-01-28 | 徐泽蛟 | Energy-efficient environment-friendly boiler equipment and energy-saving treatment method |
-
1986
- 1986-11-24 CN CN 86107951 patent/CN1023912C/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791481A (en) * | 2014-02-24 | 2014-05-14 | 吕英 | Energy-saving and efficient boiler structure |
| CN103791504A (en) * | 2014-02-24 | 2014-05-14 | 吕英 | Environment-friendly efficient refuse incineration device |
| CN103791481B (en) * | 2014-02-24 | 2015-10-28 | 吕英 | A kind of energy-saving efficient boiler structure |
| CN103791504B (en) * | 2014-02-24 | 2016-03-02 | 吕英 | A kind of environment-friendly high-efficiency garbage incinerating system |
| CN104315495A (en) * | 2014-10-24 | 2015-01-28 | 徐泽蛟 | Energy-efficient environment-friendly boiler equipment and energy-saving treatment method |
| CN104315495B (en) * | 2014-10-24 | 2016-02-17 | 徐泽蛟 | A kind of energy-saving, environmental protection boiler equipment and boiler energy-saving processing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1023912C (en) | 1994-03-02 |
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| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
| C19 | Lapse of patent right due to non-payment of the annual fee |