CN2743702Y - High temperature combustion supporting air top burning energy saving environmental protection burner - Google Patents
High temperature combustion supporting air top burning energy saving environmental protection burner Download PDFInfo
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- CN2743702Y CN2743702Y CN 200420074899 CN200420074899U CN2743702Y CN 2743702 Y CN2743702 Y CN 2743702Y CN 200420074899 CN200420074899 CN 200420074899 CN 200420074899 U CN200420074899 U CN 200420074899U CN 2743702 Y CN2743702 Y CN 2743702Y
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Abstract
The utility model discloses a high temperature combustion supporting air top burning energy saving environmental protection burner, comprising a burner barrel, a gas gun, a burning fire pot, a flame path brick and an air inlet duct. The burning fire pot is arranged on the upper part of the flame path brick; the air inlet duct is divided into a primary air duct and a secondary air duct by a partition board, the primary air duct is connected with the upper part of the burning fire pot, and an annular path (8) is arranged between the burning fire pot and the flame path brick and communicated with the burning flame path in the flame path brick on which a thrice air inlet duct is arranged; the thrice air inlet duct is communicated with the annular path (8), and the outlet of the thrice air duct is communicated with the outlet of the burner. In the burning process, a waste-heat recovering device is used to collect the combustion supporting air to exchange heat with the flue gas which is heated to 500 degrees C and then provided to the burner, and the utility model uses a three stage air distribution to reduce the produced quantity of the nitrogen oxide, so the high temperature combustion supporting air top burning energy saving environmental protection burner is highly effective, energy saving, and environment-friendly.
Description
Affiliated technical field
The utility model belongs to the heat energy field of combustion technology, and relating generally to a kind of high temperature combustion air tipburn can the environmental protection burner.
Background technology
Along with the petrochemical industry industrial expansion, in some petroleum chemicals deep processing, there are a large amount of low pressure low heat value byproducts to speed to exit (being equivalent to waste gas).After chemical energy transforms heat energy, utilize this heat energy heating petroleum chemicals, also have partial heat energy along with flue gas outwards discharges, outwards the high-temperature flue gas of discharging becomes 500 ℃ of high temperature combustion airs with the air heat exchange.Application number is called " heating furnace tipburn environment-friendly type burner " patent for " 03216380.0 " name, and it is as combustion air and high-pressure fuel gas mixed combustion with the venting of speeding.It mainly is made of fuel device cylindrical shell, gas gun, burning fire pot and following quirk brick, and air inlet duct is divided into first and second two air channels by wind isolation board, and an air channel and the fire pot that burns are communicated with, and the bottom of secondary air duct and burning fire pot is communicated with.It reaches the purpose of burning by primary and secondary air and fuel mix, and combustion efficiency is better.Because burning is carried out under rich fuel condition, confession once, secondary wind all belongs to imperfect combustion, so flue-gas temperature is lower, the amount of oxygen deficiency, it is insufficient to burn, and small amount of N O is arranged simultaneously
XGenerate, environment is influenced to some extent.
Summary of the invention
The purpose of this utility model provides a kind of high temperature combustion air tipburn energy-saving environmentally-friendly burner, achieve the low pressure low heat value and speed to put fuel gas as main fuel, repeatedly mix abundant burning with 500 ℃ of high temperature airs as combustion air, thereby reach purposes efficient, energy-saving and environmental protection with fuel gas.
The purpose of this utility model can adopt following technical scheme to realize: it mainly comprises the burner cylindrical shell, gas gun, the burning fire pot, quirk brick and air inlet duct, the burning fire pot is positioned at the top of quirk brick, air inlet duct is separated into once by wind isolation board, secondary air duct, one time the air channel is communicated with the top of burning fire pot, has a circular passage between burning fire pot and the quirk brick, its with the quirk brick in the burning quirk communicate, the quirk brick is provided with air inlet duct three times, the tertiary air road communicates with circular passage between the quirk brick with the burning fire pot, and the outlet in tertiary air road and the outlet of burner communicate.
The clean-burning fundamental prerequisite of even mixing of fuel and high temperature combustion air, influencing confounding factor is the mobile hybrid mode and the mixing velocity of fuel and air.The utility model is burner oil of employing, supplies the high temperature combustion air three times, and fuel enters the combustion zone and mixes the beginning completing combustion and the endothermic reaction with a wind facies.Because burning is carried out under rich fuel condition, confession once, secondary wind all belongs to imperfect combustion, so flue-gas temperature is lower, the amount of oxygen deficiency, it is insufficient to burn, and small amount of N O is arranged simultaneously
XGenerate.After adding tertiary air, make imperfect combustion product after-flame, but the generation that has kept away the combustion high temperature district, from the dynamics upper limit system NO
XGeneration.In combustion process, combustion air adopts waste heat recovery, ℃ resupplies burner with flue gas heat exchange to 500, and adopts three grades of air distributions to reduce the growing amount of nitrogen oxide, thereby be that a kind of efficient, energy-saving and environmental protection are in the burner of one.
Description of drawings
Accompanying drawing 1 is an overall structure schematic diagram of the present utility model.
Among the figure: 1, gas gun, 2, the burning cylindrical shell, 3.1, air channels, 3.2, secondary air duct, 3.3, the tertiary air road, 4, wind isolation board, 5, butterfly valve, 6, the burning fire pot, 7, the quirk brick, 8, the circular passage.
The specific embodiment
In conjunction with the accompanying drawings, specific embodiment of the utility model is described.
As shown in Figure 1: the utility model mainly comprises burner cylindrical shell 2, gas gun 1, burning fire pot 6, quirk brick 7 and air inlet duct, burning fire pot 6 is positioned at the top of quirk brick 7, air inlet duct is separated on air channel 3.1,3.2, air channels 3.1 of secondary air duct and a secondary air duct 3.2 by wind isolation board and is provided with butterfly valve 5.One time air channel 3.1 is communicated with the top of burning fire pot 6, has a circular passage 8 between burning fire pot 6 and the quirk brick 7, it communicates with burning quirk in the quirk brick 7, the quirk brick is provided with air inlet duct 3.3 three times, 3.3 circular passages 8, tertiary air road communicate, and the outlet in tertiary air road 3.3 and the outlet of burner communicate.In burning fire pot 6 and the quirk brick 7 mainly is fuel and Air mixing space, burning after-flame outside burner while mixing.It is to adopt to make a fire vertically downward to finish combustion reaction with 500 ℃ of high temperature airs as the burning that combustion air carries out repeatedly mixing with fuel gas, combustion flame is the hot-fluid directive burner hearth that sky blue afterbody is salmon pink with bright upright and outspoken root, the medium in the furnace tubing.The length of flame can be regulated in right amount by butterfly valve 5, when turning down primary air flow, and the incorporation time that just extended, flame is just long.Excess air can be controlled in the minimum zone.The energy savings consumption improves thermal efficiency of heating furnace effectively.
From accompanying drawing 1 as can be known, the coaxial high-low pressure gas gun 1 (having now) that has the certain angle spray orifice is fixed on burner cylindrical shell 2 top frame, and the high pressure gas rifle is placed in the middle, and the low pressure gas rifle outside.Go into operation the initial stage, install when also not having byproduct low pressure low heat value to speed to exit, burn high pressure refinery fuel gas, produce the low pressure of switching burning just often and speed to exit by the high pressure gas rifle.
From accompanying drawing 1 as can be known, wind 3.1 enters burning fire pot 6 by butterfly valve 5 from the air channel from wind isolation board 4 tops, secondary wind enters quirk in the quirk brick 7 from air channel, wind isolation board 4 bottom 3.2 by circular passage between burning fire pot 6 and the quirk brick 7, and tertiary air enters the burner outlet place by the circular passage between burning fire pot 6 and the quirk brick 7 by the tertiary air road 3.3 on the quirk brick 7 and fuel gas carries out last mixed combustion.Be equipped with porous heat-resistant stainless steel inner core at cylindrical shell 2 inwalls, be filled with the refractory fibre of sound-absorbing and insulation effect in it, can heat-resisting insulation and the noise that produces when absorbing burning, make burner under the low noise state, move.
Claims (1)
1, a kind of high temperature combustion air tipburn energy-saving environmentally-friendly burner, comprise burner cylindrical shell (2), gas gun (1), burning fire pot (6), quirk brick (7) and air inlet duct, burning fire pot (6) is positioned at the top of quirk brick (7), air inlet duct is separated into an air channel (3.1) by wind isolation board (4), secondary air duct (3.2), an air channel (3.1) is communicated with the top of burning fire pot (6), it is characterized in that: have a circular passage (8) between burning fire pot (6) and the quirk brick (7), its with quirk brick (7) in the burning quirk communicate, the quirk brick is provided with three air inlet ducts (3.3), tertiary air road (3.3) communicates with circular passage (8), and the outlet of tertiary air road (3.3) and the outlet of burner communicate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420074899 CN2743702Y (en) | 2004-10-22 | 2004-10-22 | High temperature combustion supporting air top burning energy saving environmental protection burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420074899 CN2743702Y (en) | 2004-10-22 | 2004-10-22 | High temperature combustion supporting air top burning energy saving environmental protection burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2743702Y true CN2743702Y (en) | 2005-11-30 |
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ID=35633721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420074899 Expired - Fee Related CN2743702Y (en) | 2004-10-22 | 2004-10-22 | High temperature combustion supporting air top burning energy saving environmental protection burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2743702Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032570A (en) * | 2010-12-20 | 2011-04-27 | 洛阳瑞昌石油化工设备有限公司 | Top-fired high-temperature preheated-air flat-flame burner of hydrogen generation reforming furnace |
| CN103162297A (en) * | 2011-12-14 | 2013-06-19 | 洛阳瑞昌石油化工设备有限公司 | Combustor capable of rapidly switching natural ventilation and forced ventilation |
| CN103868065A (en) * | 2014-04-04 | 2014-06-18 | 湖南巴陵炉窑节能股份有限公司 | Combustor and combustion system |
| CN109237473A (en) * | 2018-09-17 | 2019-01-18 | 鲁西工业装备有限公司 | A kind of industrial burner system |
-
2004
- 2004-10-22 CN CN 200420074899 patent/CN2743702Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032570A (en) * | 2010-12-20 | 2011-04-27 | 洛阳瑞昌石油化工设备有限公司 | Top-fired high-temperature preheated-air flat-flame burner of hydrogen generation reforming furnace |
| CN103162297A (en) * | 2011-12-14 | 2013-06-19 | 洛阳瑞昌石油化工设备有限公司 | Combustor capable of rapidly switching natural ventilation and forced ventilation |
| CN103162297B (en) * | 2011-12-14 | 2016-05-25 | 洛阳瑞昌石油化工设备有限公司 | The burner that a kind of gravity-flow ventilation and forced ventilation are switched fast |
| CN103868065A (en) * | 2014-04-04 | 2014-06-18 | 湖南巴陵炉窑节能股份有限公司 | Combustor and combustion system |
| CN103868065B (en) * | 2014-04-04 | 2017-02-15 | 湖南巴陵炉窑节能股份有限公司 | Combustor and combustion system |
| CN109237473A (en) * | 2018-09-17 | 2019-01-18 | 鲁西工业装备有限公司 | A kind of industrial burner system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051130 Termination date: 20111022 |