CN1873324A - Smokeless, coal saving type heat transfer oil stove with outer single rotational flow - Google Patents
Smokeless, coal saving type heat transfer oil stove with outer single rotational flow Download PDFInfo
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- CN1873324A CN1873324A CN 200610045192 CN200610045192A CN1873324A CN 1873324 A CN1873324 A CN 1873324A CN 200610045192 CN200610045192 CN 200610045192 CN 200610045192 A CN200610045192 A CN 200610045192A CN 1873324 A CN1873324 A CN 1873324A
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Abstract
The present invention relates to a pure smokeless coal-saving type external single-cyclone heat-conducting oil-burning boiler. It is characterized by that the upper portion of its furnace body is heating zone, the lower portion of said furnace body is hot gas supply zone, the interior of furnace body of heating zone is equipped with a heat-conducting oil pipe, the top portion of said heating zone is equipped with a draught fan, on the furnace body of hot gas supply zone a hot gas inlet is set, a single-cyclone combustion device is set outside of said furnace body, the high-temperature gas outlet of single-cyclone combustion device is connected with the above-mentioned hot gas inlet of said furnace body; said single-cyclone combustion device includes combustion furnace cavity, fire grate, coal-adding mouth and high-temperature gas outlet. Said invention also provides the concrete structure of said combustion furnace cavity. Said invention is simple in structure and can completely solve the problem of discharging black smoke by burning coal, and its Ringelmann blackness is zero.
Description
Technical field
The present invention relates to a kind of improved smokeless, coal saving type heat transfer oil stove with outer single rotational flow.
Background technology
Heat-conducting oil furnace also claims boiler of organic heat carrier, is a kind of novel industrial boiler that just develops rise recent years.Conduction oil series boiler plant because volume is little, is installed and flexible arrangement, and operating cost is low, receives praises from customers, and market prospects are wide.
The thermal energy transfer of heat-conducting oil furnace and the form of circulation are to be medium with the conduction oil, utilize oil circulating pump to force conduction oil to carry out the liquid phase circulation, heat energy is flowed to the hot equipment of using by pipeline, conduction oil after overheated transmission cooling is got back to heating furnace by Returning pipe again and is reheated, and forms closed cycle.
Owing to use oil as heat transfer medium, can under lower pressure, obtain higher operating temperature (about 300 ℃), can control temperature accurately, need not water resource and water treatment facilities, service condition there is not harsh demand, can accurately control temperature, and simple structure, the maintenance and move very convenient, be a kind of safety coefficient than higher heating equipment, be widely used in industries such as weaving, printing and dyeing, food processing, paint coating, chemical industry equipment, materials for construction, artificial leather, wood-based plate, papermaking, timber production.
Heat-conducting oil furnace, the overwhelming majority is a fuel with the coal, has only only a few natural gas fuel, liquefied petroleum gas, light diesel under specific condition, because the petroleum fuel problem of ultra-high price, most of user still is that multiselect is made fuel with fire coal.Flammable effective ingredient in the bituminous coal---fugitive constituent (accounting for 30%-35%) is almost arranged to atmosphere with the form of black smoke all, and environmental pollution and energy waste are very serious.Burn heat-conducting oil furnace for vertical hand, it all is the less product of power ratio, but market capacity is but very big, the kind model is also a lot, between the equipment contrast that each enterprise produces some difference are arranged all, combustion power generally (also claims 0.125-2.8MW) between 125KW-2800KW, the former coal consumption is 1,5 ton/24 hours, and the latter's coal consumption is 13-15 ton/24 hour (calculating by workman's three or eight systems of going to work).Coal-fired over-emitting black exhaust problem is quite serious, and the coal resource waste also is quite surprising.
The object of the present invention is to provide a kind of improved smokeless, coal saving type heat transfer oil stove with outer single rotational flow, can solve coal-fired over-emitting black exhaust problem, save coal resource, the protection environment.
Smokeless coal-saving outer single rotational flow heat-conducting oil furnace of the present invention, the top of body of heater is the thermal treatment zone, the bottom of body of heater is the hot gas supply area, be fitted with heat-conducting oil pipes in the body of heater of the thermal treatment zone, the top of the thermal treatment zone is provided with air-introduced machine, it is characterized in that offering the hot gas inlet on the body of heater of hot gas supply area, body of heater is provided with single cyclone burner outward, and the high-temperature gas outlet of single cyclone burner enters the mouth with the hot gas of body of heater and docks; Single cyclone burner comprises burner hearth, fire grate, coal filling hole and high-temperature gas outlet, the top of burner hearth cross section is the arch that forms swirl flow combustion, the sidewall of burner hearth is fitted with the combustion-supporting air port of leading to burner hearth, the arch of combustion-supporting air port and roof of the furnace is tangent, and the rear portion of burner hearth is communicated with the high-temperature gas outlet.
Under the effect of the combustion air that enters from fire grate, at high temperature burn in coal seam on the fire grate, a large amount of tar steam, carbon monoxide, the black smoke of forming by small carbon granules and other hydrocarbon gas, form unburnt product, pour in the top together or deserve to be called the swirl flow combustion zone of portion, it is upper furnace, can claim " vortex furnace ", force high-temperature flue gas to form swirling eddy, the flammable swirling eddy of this strand is in atwirl process, be subjected to the boosting of the combustion air in combustion-supporting air channel on the burner hearth sidewall (claiming the side-blown air channel) again, further be accelerated, airborne oxygen with entrainment at the imflammable gas of whirlpool the inside and other combustibles and mix consumingly and stir, according to the elemental of completing combustion: 1. essential temperature, 2. enough air capacities, 3. good mixing, 4. burning time fully.These 4 conditions here all possess very much; will inevitably cause fierce burning; produce a large amount of heat energy, make that the temperature in the vortex furnace improves more, it is more thoroughly perfect to burn; the billowing black smoke of traditional combustion equipment; in this " combustion mechanism " lining all by thorough after-flame, become heat energy and discharge, do not have black smoke, have only hot gas; save resource, protected environment.
Clean clean red-hot air-flow and in the thermal treatment zone of body of heater, carry out heat exchange with heat-conducting oil pipes, the conduction oil of heat-conducting oil pipes is heated, provide power that heat energy is sent in streams to a place with on the hot equipment by the work oil pump, conduction oil after the release heat returns heat-conducting oil furnace by oil returning tube, reheated, formed closed cycle.
Preferably burner hearth is divided into the two parts that communicate up and down, cross section is R shape, and burner hearth sidewall is provided with the combustion-supporting air channel of leading to upper furnace along two pins of R shape, and it is more abundant to burn, and preferably is equipped with the combustion-supporting air channel of leading to upper furnace along two pins.So-called R shape also can be anti-R shape, can form clockwise eddy flow burning and counterclockwise swirl flow combustion respectively.
Set up the combustion-supporting air channel of leading to lower hearth along the inclination pin of R shape, further promote burning preferably to be equipped with the combustion-supporting air channel of leading to lower hearth along two pins.
Cross section is the also just approximate pictograph of R shape structure to be described, can there be distortion to a certain degree to develop, two pins as R shape can be that symmetry tilts, can set up the combustion-supporting air channel of leading to lower hearth along two inclination pins, the cross section of vortex furnace can be rounded or ellipse etc., burner hearth can be positioned at the middle part of body of heater, also can be positioned at the middle part of body of heater, especially during symmetrical structure, generally be positioned at the middle part, at this moment, R shape structure will develop into approximate Ω shape, or the like.
In practice, the longitudinal length and the transverse width of body of heater is set as required, when the longitudinal length of body of heater was big, combustion-supporting air channel can distribute on longitudinal length and be provided with severally, guarantees fully to burn.
Establish by intercepting the high temperature turbulent area that wall is separated at the rear portion of burner hearth, burner hearth and high temperature turbulent area communicate at the top, and the high-temperature gas outlet is located at the bottom of high temperature turbulent area, further promote fully burning.
In vortex furnace, the imflammable gas limit rotates the limit at a high speed and fiercely burns, because air-flow has from the higher-pressure region to the characteristic of low-pressure area diffusion, so the red-hot air-flow of high temperature that burning forms marches on towards the high temperature turbulent area fast, and turn immediately, take place to tear intensely to turn round and pulverize and collision, form some irregular air-flows, inertia by swirling eddy, these irregular air-flows continue rotary collision, in the high temperature turbulent area, form " turbulent flow " of the very high and quick disturbance of degree of filling, strengthened burning more.Also have some not have the after-flame composition in the burner hearth more or less if exist, here also can be by thorough combustion oxidation, high temperature gas flow pure, clean, colourless, tasteless after the burning comes out from high-temperature gas outlet high velocity jet.
To intercept coping and lean out, guarantee to obtain better swirl flow combustion effect to burner hearth one side.
Because the relative heat-conducting oil furnace of burner belongs to the equipped burner of external, so, can in factory, carry out both separately, transport to the assembling of user's field joint and get final product, transport and install all very convenient like this.
Smokeless, coal saving type heat transfer oil stove with outer single rotational flow of the present invention, simple in structure, cheap; implement easily; can directly on existing heat-conducting oil furnace, improve, thoroughly solve coal-fired over-emitting black exhaust problem, the waste gas water white transparency of discharge, clean, pollution-free; reached pure smokeless effect; lingemann blackness is 0, can save coal-fired 15%-33% according to the difference of ature of coal, has both saved coal resource; protected environment again, economic benefit and obvious social benefit.
Description of drawings
Fig. 1, the embodiment of the invention 1 structural representation.
Single cyclone burner among Fig. 2, the present invention is combined in the cross-sectional structure schematic diagram under the application state.
Fig. 3, single cyclone burner are combined in the vertical section structure schematic diagram under the application state.
Fig. 4, the embodiment of the invention 2 single cyclone burners are combined in the cross-sectional structure schematic diagram under the application state.
Fig. 5, the embodiment of the invention 3 single cyclone burners are combined in the cross-sectional structure schematic diagram under the application state.
Among the figure: 1, air-introduced machine tube connector 2, body of heater 3, the thermal treatment zone 4, body of heater metal shell 5, heat-conducting oil pipes 6, hot gas supply area 7, refractory lining 8, manhole 9, hot gas inlet 10, high-temperature gas outlet 11, burner supporting wall 12, slag mouth 13, fire grate 14, coal-fired layer 15, coal filling hole 16, lower hearth 17, combustion-supporting air port 18, vortex furnace 19, refractory material 20, intercept wall 21, high temperature turbulent area 22,23,24, combustion-supporting air channel 25, fire grate 26, lower hearth 27, vortex furnace 28, fire grate 29, lower hearth 30, vortex furnace F1, F2, F3, F4, F5, F6, F7, F8, F9, combustion air.
The specific embodiment
The present invention is further illustrated below in conjunction with the embodiment accompanying drawing.
As Fig. 1, Fig. 2 and shown in Figure 3, smokeless, coal saving type heat transfer oil stove with outer single rotational flow of the present invention, the top of body of heater is the thermal treatment zone 3, the bottom of body of heater is a hot gas supply area 6, be fitted with heat-conducting oil pipes 5 in the body of heater of the thermal treatment zone 3, the top of the thermal treatment zone 3 connects the mouth of pipe 1 by air-introduced machine and connects air-introduced machine, offer hot gas inlet 9 on the body of heater of its hot gas supply area 6, body of heater is provided with single cyclone burner outward, and the high-temperature gas outlet 10 of single cyclone burner is docked with the hot gas inlet 9 of body of heater; Single cyclone burner comprises burner hearth, fire grate 13, coal filling hole 15 and high-temperature gas outlet 10, the top of burner hearth cross section is the arch that forms swirl flow combustion, the sidewall of burner hearth is fitted with the combustion-supporting air port 17 of leading to burner hearth, combustion-supporting air port 17 is tangent with the arch of roof of the furnace, burner hearth is divided into the two parts that communicate up and down, cross section is R shape, comprise lower hearth 16 and upper furnace, upper furnace is called vortex furnace 18, burner hearth sidewall is respectively equipped with the combustion-supporting air channel 22 of leading to upper furnace along two pins of R shape, 23, inclination pin along R shape also is provided with the combustion-supporting air channel 24 of leading to lower hearth, and the rear portion of burner hearth is communicated with high-temperature gas outlet 10.
Be provided with at the rear portion of burner hearth by intercepting the high temperature turbulent area 21 that wall 20 is separated, the top that intercepts wall 20 leans out to burner hearth one side, and burner hearth and high temperature turbulent area 21 communicate at the top, and high-temperature gas outlet 10 is located at the bottom of high temperature turbulent area 21.
Running:
Under the effect of the combustion air F3 that enters from fire grate 13, at high temperature burn in coal seam 14 on the fire grate 13, a large amount of tar steam, carbon monoxide, the black smoke of forming by small carbon granules and other hydrocarbon gas, form unburnt product, pour in the top together or deserve to be called the swirl flow combustion zone of portion, it is vortex furnace 18, force high-temperature flue gas to form swirling eddy, the flammable swirling eddy of this strand is in atwirl process, be subjected to the next combustion air F1 in side-blown air channel of burner hearth sidewall again, the boosting of F2, further be accelerated, airborne oxygen with entrainment at the imflammable gas of whirlpool the inside and other combustibles and mix consumingly and stir, the elemental that has possessed burning: 1. essential temperature, 2. enough air capacities, 3. good mixing, 4. sufficient burning time, coal-fired fierce burning, produce a large amount of heat energy, make the temperature in the vortex furnace improve more, it is more thoroughly perfect to burn, subsequently, the red-hot air-flow of high temperature that burning forms marches on towards high temperature turbulent area 21 fast, and turn immediately, take place to tear intensely to turn round and pulverize and collision, form some irregular air-flows, in high temperature turbulent area 21, form " turbulent flow " of the very high and quick disturbance of degree of filling, strengthened burning more.Also have some not have the after-flame composition in the burner hearth more or less if exist, here also can be by thorough combustion oxidation, later pure, clean, colourless, the tasteless high temperature gas flow of burning exports 10 high velocity jet from high-temperature gas and comes out, and is incorporated into hot gas supply area 6 by the hot gas of body of heater inlet 9.Under the effect of air-introduced machine, clean clean red-hot air-flow and heat-conducting oil pipes 5 carries out heat exchange, conduction oil in the heat-conducting oil pipes 5 is heated, provide power that heat energy is sent in streams to a place with on the hot equipment by the work oil pump, conduction oil after the release heat returns heat-conducting oil furnace by oil returning tube, reheated, formed closed cycle.
Among the present invention, can reserve manhole as required, make things convenient for maintenance, maintenance and deashing.Cloth wind box can be passed through in each combustion-supporting air channel, realizes that as required cloth wind distributes, and provides cloth pneumatic power by same power source, simplifies auxiliary equipment.
Air feed system can be equipped with the automation frequency-changing control system, realizes automation mechanized operation.Mode as the available frequency control of adjusting of wind supply quantity solves, that is changes the method control wind supply quantity of the rotating speed of blower fan by the frequency that changes fan power.Utilize flue gas sensor (the industrial electronic retail department all has commercially available), as zirconium dioxide flue gas sensor, it presents " gas sensitive effect " to carbon monoxide, as long as it is exactly anoxic that flue gas is arranged, as long as anoxic just certainly leads to carbon monoxide, so the content of detection CO gas how much, also just directly reflected " air distribution coefficient " and the combustion conditions of combustion apparatus inside.The content of CO gas is become on the voltage signal input terminal that voltage signal is input to frequency converter, can utilize the voltage signal controlled frequency to change, the frequency conversion out-put supply is exactly the power supply of air blast.
Fig. 4, two kinds of distortion that are cross section is R shape structure respectively shown in Figure 5 develop structures, and the operating mode operation logic is the same.
Claims (7)
1, a kind of smokeless, coal saving type heat transfer oil stove with outer single rotational flow, the top of body of heater is the thermal treatment zone, the bottom of body of heater is the hot gas supply area, be fitted with heat-conducting oil pipes in the body of heater of the thermal treatment zone, the top of the thermal treatment zone is provided with air-introduced machine, it is characterized in that offering the hot gas inlet on the body of heater of hot gas supply area, body of heater is provided with single cyclone burner outward, and the high-temperature gas outlet of single cyclone burner enters the mouth with the hot gas of body of heater and docks; Single cyclone burner comprises burner hearth, fire grate, coal filling hole and high-temperature gas outlet, the top of burner hearth cross section is the arch that forms swirl flow combustion, the sidewall of burner hearth is fitted with the combustion-supporting air port of leading to burner hearth, the arch of combustion-supporting air port and roof of the furnace is tangent, and the rear portion of burner hearth is communicated with the high-temperature gas outlet.
2, smokeless, coal saving type heat transfer oil stove with outer single rotational flow according to claim 1 is characterized in that burner hearth is divided into the two parts that communicate up and down, and cross section is R shape, and burner hearth sidewall is provided with the combustion-supporting air channel of leading to upper furnace along the pin of R shape.
3, smokeless, coal saving type heat transfer oil stove with outer single rotational flow according to claim 2 is characterized in that burner hearth sidewall is equipped with the combustion-supporting air channel of leading to upper furnace along two pins of R shape.
4, smokeless, coal saving type heat transfer oil stove with outer single rotational flow according to claim 2 is characterized in that burner hearth sidewall is provided with the combustion-supporting air channel of leading to lower hearth along the inclination pin of R shape.
5, smokeless, coal saving type heat transfer oil stove with outer single rotational flow according to claim 4 is characterized in that burner hearth sidewall is equipped with the combustion-supporting air channel of leading to lower hearth along two pins of R shape.
6, according to claim 1,2,3,4 or 5 described smokeless, coal saving type heat transfer oil stove with outer single rotational flow, the rear portion that it is characterized in that burner hearth is provided with by intercepting the high temperature turbulent area that wall is separated, burner hearth and high temperature turbulent area communicate at the top, and the high-temperature gas outlet is located at the bottom of high temperature turbulent area.
7, smokeless, coal saving type heat transfer oil stove with outer single rotational flow according to claim 6 is characterized in that intercepting coping and leans out to burner hearth one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100451923A CN100394104C (en) | 2006-06-29 | 2006-06-29 | Smokeless, coal saving type heat transfer oil stove with outer single rotational flow |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2006100451923A CN100394104C (en) | 2006-06-29 | 2006-06-29 | Smokeless, coal saving type heat transfer oil stove with outer single rotational flow |
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| CN1873324A true CN1873324A (en) | 2006-12-06 |
| CN100394104C CN100394104C (en) | 2008-06-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931451A (en) * | 2017-05-02 | 2017-07-07 | 于志永 | Spiral-flow type incinerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS60226609A (en) * | 1984-04-23 | 1985-11-11 | Babcock Hitachi Kk | Combustion device for coal |
| US6148744A (en) * | 1999-09-21 | 2000-11-21 | Abb Alstom Power Inc. | Coal firing furnace and method of operating a coal-fired furnace |
| CN1133036C (en) * | 2000-08-18 | 2003-12-31 | 王树洲 | High efficiency coal burner without pollution |
| CN1333199C (en) * | 2005-05-23 | 2007-08-22 | 哈尔滨工业大学 | W-shape flame furnace with gradation coal burner |
| CN100538172C (en) * | 2005-09-30 | 2009-09-09 | 王树洲 | Industrial Boiler, kiln double swirl-flow combustion apparatus |
| CN2919033Y (en) * | 2006-06-29 | 2007-07-04 | 王树洲 | Pure smokeless, coal saving type external single-vortex heat conductive oil furnace |
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2006
- 2006-06-29 CN CNB2006100451923A patent/CN100394104C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931451A (en) * | 2017-05-02 | 2017-07-07 | 于志永 | Spiral-flow type incinerator |
| CN106931451B (en) * | 2017-05-02 | 2023-08-25 | 桂林未来环保科技有限公司 | Spiral-flow type incinerator |
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| CN100394104C (en) | 2008-06-11 |
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Granted publication date: 20080611 |