CN110030553A - A kind of environmentally friendly super-cleaning burner of sulfur recovery tail gas burning - Google Patents
A kind of environmentally friendly super-cleaning burner of sulfur recovery tail gas burning Download PDFInfo
- Publication number
- CN110030553A CN110030553A CN201910366820.5A CN201910366820A CN110030553A CN 110030553 A CN110030553 A CN 110030553A CN 201910366820 A CN201910366820 A CN 201910366820A CN 110030553 A CN110030553 A CN 110030553A
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- China
- Prior art keywords
- spray gun
- burner
- wind channel
- tail gas
- sulfur recovery
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/60—Devices for simultaneous control of gas and combustion air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/62—Mixing devices; Mixing tubes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
- F23G7/061—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
- F23G7/065—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L9/00—Passages or apertures for delivering secondary air for completing combustion of fuel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Environmental & Geological Engineering (AREA)
Abstract
The invention discloses a kind of sulfur recovery tail gas to burn environmentally friendly super-cleaning burner, comprising: burner cylinder, the external axis stream wind channel for having the Swirl wind channel for supplying the first combustion air to pass through and passing through for the second combustion air；Primary fuel spray gun, the location matches with Swirl wind channel；Secondary fuel spray gun, the location matches with external axis stream wind channel；Porous Media, is mounted on one end of burner cylinder, mixes after-combustion inside it for fuel and combustion air.By utilizing porous media grading combustion technology, fuel and combustion air are pre-mixed in porous media body, the partial heat that premixed combustion gas generates preheats unburned mixture body from the low-temperature space that the high-temperature region in downstream is transmitted to upstream, local high temperature zone will not be generated, it can make fuel completely burned under oxygen-enriched state, reduce the production quantity of CO in flue gas, thus exceeded in the discharge CO concentration in flue gas for fundamentally solving the problems, such as sulfur recovery tail gas burning burner.
Description
Technical field
The present invention relates to tail gas desulfurization equipment technical fields, and in particular to a kind of environmentally friendly super-cleaning of sulfur recovery tail gas burning
Burner.
Background technique
Currently, the burner of sulfur recovery facility, sulfide remaining in purified sulphur tail gas processed is burned and is generated
SO2, remaining H2With hydrocarbon fuel at H2O and CO2, the high-temperature flue gas after burning is after other heat exchange equipments recycle heat, cigarette
Temperature degree is down to 300 DEG C or so and is discharged into atmosphere by chimney.
According to " petroleum refining industry pollutant emission standard " GB31570-2015, acid gas recovering device flue gas SO2Row
It puts not higher than 100mg/m3.Recent study shows that the CO in flue gas is to offline SO2Monitoring has overgauge, and methane exists to part
Line SO2Monitoring has overgauge influence.It is always tail gas burning furnace key problem that CO is exceeded in flue gas.
Current burner is not since unreasonable structural design, combustion gas and combustion air reach reasonable mixing, and combustion gas is not
Can full combustion and generated CO, cause CO concentration in flue gas is discharged exceeded and influence SO2The accuracy of detectable concentration, Bu Nengman
The existing environmental requirement of foot.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is that overcoming the burning of sulfur recovery tail gas burning in the prior art
The CO content in smoke of device discharge is exceeded to lead to SO2The problem of detectable concentration is easy to appear deviation, cannot meet environmental requirements, from
And provide a kind of environmentally friendly super-cleaning burner of sulfur recovery tail gas burning.
In order to solve the above technical problems, technical scheme is as follows:
A kind of environmentally friendly super-cleaning burner of sulfur recovery tail gas burning, comprising:
Burner cylinder, centre have the Swirl wind channel passed through for the first combustion air spiral-flow type, and periphery has
The external axis stream wind channel passed through for the second combustion air axial-flow type；
Primary fuel spray gun, the location matches with Swirl wind channel, fuel is along the primary fuel spray gun
Axis direction is sprayed to be mixed to form the first mixed gas with first combustion air；
Secondary fuel spray gun, the location matches with the external axis stream wind channel, fuel is along the secondary fuel spray gun
Axis direction is sprayed to be mixed to form the second mixed gas with second combustion air；
Porous Media is mounted on one end of the burner cylinder, mixes for first mixed gas and described second
It closes gas and mixes after-combustion inside it.
Further, it is equipped with cyclone in the burner tube body, the cyclone includes inner cylinder, outer cylinder and is connected to institute
The blade between inner barrel and outer barrel is stated, forms Swirl wind channel, the outer cylinder between the inner cylinder and the outer cylinder
The external axis stream wind channel is formed between the burner cylinder.
Further, the center of the burner cylinder be equipped be located at the inner cylinder among central tube, it is described in
Have in heart pipe for third combustion air along the center direct current wind channel that the axis direction of the central tube sprays.
Further, the gas outlet of the primary fuel spray gun be looped around the central tube periphery and with the central tube
With one heart, Swirl wind channel is close to the center direct current wind channel.
Further, the primary fuel spray gun is dense burning relative to the secondary fuel spray gun.
Further, the secondary fuel spray gun includes several main fuels sprays of uniform intervals arrangement on the same reference circle
The outlet end face of rifle and time Fuel lance, the main fuel spray gun is equipped with a venthole, the outlet of the secondary Fuel lance
End face is equipped at least two ventholes, and the main fuel spray gun is dense burning relative to the secondary Fuel lance.
Further, the inner cylinder, outer cylinder and the central tube are coaxially disposed, the inclined arcuation of blade.
It further, further include blowing system, the blowing system includes being arranged on combustion air channel described in control
The volume damper of the combustion air delivery rate and supply ratio in Swirl wind channel and the external axis stream wind channel.
It further, further include combustion control system, the combustion control system is for controlling the primary fuel spray gun
With the fuel delivery rate of the secondary fuel spray gun and the automatic regulating valve of supply ratio.
Further, the Porous Media is ceramic honey comb of the porosity between 20%-60%.
Technical solution of the present invention has the advantages that
1. sulfur recovery tail gas provided by the invention burns environmentally friendly super-cleaning burner, in sulfur recovery tail gas combustion process
In, combustion air passes through primary fuel spray gun and second level by Swirl wind channel and external axis stream wind channel supply, fuel
Fuel lance supply, primary fuel spray gun is corresponding with Swirl wind channel position, and the first combustion air spiral-flow type passes through center
Whirl deposite tank channel, it is ensured that fuel is with the stoichiometric ratio dispensing less than the first combustion air, i.e., the concentration of fuel is less than
The concentration of one combustion air, while fuel and the first combustion air are pre-mixed in porous media body, due to porous media
The low-temperature space preheating that the partial heat that body can be such that premixed combustion gas generates is transmitted to upstream from the high-temperature region in downstream is unburned mixed
Gas is closed, local high temperature zone will not be generated, burn rate can be improved, and fuel completely burned under oxygen-enriched state can be made, subtracted
The discharge of CO in flue gas is lacked.In addition, negative pressuren zone, the combustion of volume center can be formed in the fuel of secondary fuel spray gun high speed ejection
The flue gas in region is burnt, the rear end burning in central burner region is sprayed into, realizes fuel-staged combustion, it is external to reduce burner tube
The concentration of the primary combustion zone ionic hydrocarbon group in week, extends the blending time of fuel and oxygen, reduces flame temperature, from root
Solve the problems, such as that burner discharge CO concentration in flue gas is exceeded in sheet.
2. sulfur recovery tail gas provided by the invention burns environmentally friendly super-cleaning burner, pass through blowing system and Combustion System
System can control the stoichiometry of fuel and combustion air, and a part of fuel is made to burn under conditions of lack of air
(i.e. fuel overrich burns), another part fuel burns (i.e. the excessively light burning of fuel) under conditions of air excess.Fuel overrich
Combustion parts, since (i.e. excess air coefficient is far beyond completely burned Shi Wei little), the CO life of temperature mode and fuel type for lack of air
It is very low at measuring.The excessively light combustion parts of fuel, since air is excessive, ignition temperature is lower, can also make the life of temperature mode CO
It is reduced at amount.
In conclusion sulfur recovery tail gas provided by the invention burns environmentally friendly super-cleaning burner, porous Jie is comprehensively utilized
Matter grading combustion technology, deep or light half premixed combustion technology, super mixed combusting technology and center stable combustion technology；It is also fully utilized by two
Secondary air distribution technology, control technology and safe and reliable combustion system, reaching reduces temperature field peak temperature, thus basic
On solve the problems, such as sulfur recovery tail gas burn burner discharge CO concentration in flue gas it is exceeded.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the connection relationship diagram of burner internal structure in the embodiment of the present invention；
Fig. 2 is the left view of burner in inventive embodiments；
Fig. 3 is the half section structure diagram of burner in inventive embodiments；
Fig. 4 is the top view of Porous Media in inventive embodiments.
Description of symbols: 1, burner cylinder；10, external axis stream wind channel；20, Swirl wind channel；2, level-one
Fuel lance；3, secondary fuel spray gun；31, main fuel rifle；32, secondary fuel gun；4, Porous Media；5, cyclone；51, interior
Cylinder；52, outer cylinder；53, blade；6, central tube；61, center direct current wind channel.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
A kind of sulfur recovery tail gas as shown in Figs 1-4 burns environmentally friendly super-cleaning burner, including 1 He of burner cylinder
Primary fuel spray gun 2, secondary fuel spray gun 3, Porous Media 4 and cyclone 5 in burner cylinder 1 are set.Burner
The centre of cylinder 1 has the Swirl wind channel 20 passed through for the first combustion air spiral-flow type, the periphery tool of burner cylinder 1
There is the external axis stream wind channel 10 passed through for the second combustion air axial-flow type；Primary fuel spray gun 2 and Swirl wind channel 20
Location matches, fuel is sprayed along the axis direction of primary fuel spray gun 2 to be mixed with being mixed to form first with the first combustion air
Gas；The location matches of secondary fuel spray gun 3 and external axis stream wind channel 10, axis direction of the fuel along secondary fuel spray gun 3
It sprays to be mixed to form the second mixed gas with the second combustion air；Porous Media 4 is mounted on one end of burner cylinder 1,
After-combustion is mixed inside it for the first mixed gas and the second mixed gas.
In sulfur recovery tail gas combustion process, combustion air passes through Swirl wind channel 20 and external axis stream wind channel
10 supplies, fuel are supplied by primary fuel spray gun 2 and secondary fuel spray gun 3, primary fuel spray gun 2 and Swirl wind channel
20 positions are corresponding, and the first combustion air spiral-flow type passes through Swirl wind channel 20, it is ensured that fuel is with combustion-supporting less than first
The concentration of the stoichiometric ratio dispensing of air, the i.e. concentration of fuel less than the first combustion air, while fuel and the first combustion-supporting sky
Gas is pre-mixed in Porous Media 4, due to Porous Media 4 can make premixed combustion gas generate partial heat from
The high-temperature region in downstream is transmitted to the low-temperature space preheating unburned mixture body of upstream, will not generate local high temperature zone, combustion can be improved
Rate is burnt, and fuel completely burned under oxygen-enriched state can be made, reduces the discharge of CO in flue gas.In addition, being sprayed in secondary fuel
The fuel of 3 high speed ejection of rifle can form negative pressuren zone, roll up the flue gas in central burner region, spray into the rear end in central burner region
Burning, realizes fuel-staged combustion, reduces the concentration of the primary combustion zone ionic hydrocarbon group of 1 periphery of burner cylinder, prolongs
The blending time for having grown fuel and oxygen, flame temperature is reduced, fundamentally solves burner discharge CO concentration in flue gas
Exceeded problem.
Specifically, the spiral-flow type motion-promotion force of the first combustion air is provided by cyclone 5, cyclone 5 includes inner cylinder 51, outer
Cylinder 52 and the blade 53 being connected between inner cylinder 51 and outer cylinder 52, form Swirl wind channel between inner cylinder 51 and outer cylinder 52
20, external axis stream wind channel 10 is formed between outer cylinder 52 and burner cylinder 1.
In a kind of preferred embodiment of the present embodiment, as shown in Figures 2 and 3, in the center of burner cylinder 1
Equipped with central tube 6, have the center direct current wind sprayed for third combustion air along the axis direction of central tube 6 logical in central tube 6
Road 61.Third combustion air is sprayed in the center of burner cylinder 1, and containing for burner centre combustion zone both can be improved
Oxygen amount, it is ensured that fuel can reduce central burner region with the stoichiometric ratio dispensing less than the first combustion air
Temperature.
Further, the gas outlet of primary fuel spray gun 2 be looped around central tube 6 periphery and, center concentric with central tube 6
20 positioned proximate central direct current wind channel 61 of Whirl deposite tank channel.
In the present embodiment, burner further includes blowing system and combustion control system.Blowing system includes that setting is helping
Fire the combustion air delivery rate and supply ratio in control centre's Whirl deposite tank channel 20 and external axis stream wind channel 10 on air duct
The volume damper of example.Combustion control system is used to control the fuel delivery rate of primary fuel spray gun 2 and secondary fuel spray gun 3
And the automatic regulating valve of supply ratio.Secondary fuel spray gun 3 includes several main combustions of uniform intervals arrangement on the same reference circle
Expect spray gun and time Fuel lance, the outlet end face of main fuel spray gun is equipped with a venthole, the outlet end face of secondary Fuel lance
It is equipped at least two ventholes.In the course of work of burner, it can control by blowing system and combustion control system
The stoichiometry of fuel and combustion air makes primary fuel spray gun 2 relative to the dense burning of secondary fuel spray gun 3, main combustion
Material spray gun is dense burning relative to secondary Fuel lance；(the i.e. fuel mistake even if a part of fuel burns under conditions of lack of air
Dense burning), another part fuel burns (i.e. the excessively light burning of fuel) under conditions of air excess, fuel overrich combustion parts,
Since (i.e. for excess air coefficient far beyond completely burned Shi Wei little), the CO production quantity of temperature mode and fuel type is very for lack of air
It is low.The excessively light combustion parts of fuel, since air is excessive, ignition temperature is lower, and the production quantity of temperature mode CO can also be made to reduce.
In the present embodiment, Porous Media 4 is honeycomb ceramic plate of the porosity between 20%-60%.Ceramic honey comb
Plate has stronger heat storage capacity, and mixed gas can be made wherein to generate violent disturbance, has good heat transfer characteristic, can make
The temperature of combustion zone tends to rapidly uniformly, maintain stable temperature gradient, reduce highest temperature level, reduce CO's
Production quantity, and the partial heat that premixed combustion gas generates preheats possible trouble from the low-temperature space that the high-temperature region in downstream is transmitted to upstream
Mixed gas can be improved burn rate and can make fuel completely burned, further reduced the production quantity of CO.It herein can be with
Understand, Porous Media 4 can also be the porous ceramics substances such as the high foamed ceramics of porosity.
As the first preferred embodiment of the present embodiment, inner cylinder 51, outer cylinder 52 and central tube 6 are coaxially disposed, blade
53 be 53 structure of bending blade for tilting arcuation.
In conclusion the present invention, which provides sulfur recovery tail gas, burns environmentally friendly super-cleaning burner, porous media is comprehensively utilized
Grading combustion technology, deep or light half premixed combustion technology, super mixed combusting technology and center stable combustion technology；It is also fully utilized by secondary
Air distribution technology, control technology and safe and reliable combustion system, reaching reduces temperature field peak temperature, thus fundamentally
Solve the problems, such as that the discharge CO concentration in flue gas of sulfur recovery tail gas burning burner is exceeded.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (10)
1. a kind of sulfur recovery tail gas burns environmentally friendly super-cleaning burner characterized by comprising
Burner cylinder (1), centre have the Swirl wind channel (20) passed through for the first combustion air spiral-flow type, periphery tool
There is the external axis stream wind channel (10) passed through for the second combustion air axial-flow type；
Primary fuel spray gun (2), the location matches with Swirl wind channel (20), fuel is along the primary fuel spray gun
(2) axis direction is sprayed to be mixed to form the first mixed gas with first combustion air；
Secondary fuel spray gun (3), the location matches with the external axis stream wind channel (10), fuel is along the secondary fuel spray gun
(3) axis direction is sprayed to be mixed to form the second mixed gas with second combustion air；
Porous Media (4) is mounted on one end of the burner cylinder (1), for first mixed gas and described second
Mixed gas mixes after-combustion inside it.
2. sulfur recovery tail gas according to claim 1 burns environmentally friendly super-cleaning burner, which is characterized in that the burning
Cyclone (5) are equipped in device cylinder (1), the cyclone (5) includes inner cylinder (51), outer cylinder (52) and is connected to the inner cylinder
(51) blade (53) between outer cylinder (52), forms the Swirl wind between the inner cylinder (51) and the outer cylinder (52)
Channel (20) forms the external axis stream wind channel (10) between the outer cylinder (52) and the burner cylinder (1).
3. sulfur recovery tail gas according to claim 2 burns environmentally friendly super-cleaning burner, which is characterized in that the burning
The center of device cylinder (1), which is equipped with, is located at the inner cylinder (51) intermediate central tube (6), has in the central tube (6) and supplies
Third combustion air is along the center direct current wind channel (61) that the axis direction of the central tube (6) sprays.
4. sulfur recovery tail gas according to claim 3 burns environmentally friendly super-cleaning burner, which is characterized in that the level-one
The gas outlet of Fuel lance (2) is looped around the periphery of the central tube (6) and, the center rotation concentric with the central tube (6)
Wind channel (20) are flowed close to the center direct current wind channel (61).
5. sulfur recovery tail gas according to claim 1 or 4 burns environmentally friendly super-cleaning burner, which is characterized in that described
Primary fuel spray gun (2) is dense burning relative to the secondary fuel spray gun (3).
6. sulfur recovery tail gas according to claim 1 or 4 burns environmentally friendly super-cleaning burner, which is characterized in that described
Secondary fuel spray gun (3) includes several main fuel spray guns of uniform intervals arrangement and time Fuel lance, institute on the same reference circle
The outlet end face for stating main fuel spray gun is equipped with a venthole, and the outlet end face of the secondary Fuel lance is equipped at least two
Venthole, the main fuel spray gun are dense burning relative to the secondary Fuel lance.
7. sulfur recovery tail gas according to claim 3 burns environmentally friendly super-cleaning burner, which is characterized in that the inner cylinder
(51), outer cylinder (52) and the central tube (6) are coaxially disposed, the inclined arcuation of the blade (53).
8. sulfur recovery tail gas according to claim 1 burns environmentally friendly super-cleaning burner, which is characterized in that further include matching
Wind system, the blowing system include setting controlled on combustion air channel Swirl wind channel (20) and it is described outside
The combustion air delivery rate in portion axis stream wind channel (10) and the volume damper for supplying ratio.
9. sulfur recovery tail gas according to claim 1 burns environmentally friendly super-cleaning burner, which is characterized in that further include combustion
Control system is burnt, the combustion control system is used to control the primary fuel spray gun (2) and the secondary fuel spray gun (3)
Fuel delivery rate and the automatic regulating valve for supplying ratio.
10. sulfur recovery tail gas according to claim 1 burns environmentally friendly super-cleaning burner, which is characterized in that described more
Hole dielectric (4) is ceramic honey comb of the porosity between 20%-60%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910366820.5A CN110030553A (en) | 2019-04-30 | 2019-04-30 | A kind of environmentally friendly super-cleaning burner of sulfur recovery tail gas burning |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910366820.5A CN110030553A (en) | 2019-04-30 | 2019-04-30 | A kind of environmentally friendly super-cleaning burner of sulfur recovery tail gas burning |
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| CN110030553A true CN110030553A (en) | 2019-07-19 |
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