CN106871122A - Low enthalpy ternary gas mix burner - Google Patents
Low enthalpy ternary gas mix burner Download PDFInfo
- Publication number
- CN106871122A CN106871122A CN201611161195.3A CN201611161195A CN106871122A CN 106871122 A CN106871122 A CN 106871122A CN 201611161195 A CN201611161195 A CN 201611161195A CN 106871122 A CN106871122 A CN 106871122A
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- China
- Prior art keywords
- fuel gas
- gas inlet
- shell
- low enthalpy
- enthalpy
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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
- F23D14/20—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone
- F23D14/22—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
Burner is mixed the invention discloses a kind of low enthalpy ternary gas, including：Shell, its be provided with igniting fuel gas inlet, low enthalpy fuel gas inlet and with burn fuel gas inlet, and igniting fuel gas inlet direction perpendicular to low enthalpy fuel gas inlet and with burn fuel gas inlet direction；Multiple breather lines, multiple breather lines are located in parallel to one another in shell, and multiple breather lines are connected from igniting fuel gas inlet, low enthalpy fuel gas inlet and with fuel gas inlet is burnt in different positions respectively.The present invention makes burning whard to control and explosive, tempering, takes off the drawbacks such as fire and be overcome because tight structure, in one, makes conventional mixed combustion bucket each lead into the mixed combustion of nonuniformity to form low enthalpy gas and enthalpy gas high in technique by low enthalpy artificial coal gas and combustion-supporting enthalpy coal gas high.
Description
Technical field
The invention belongs to field of environment protection equipment, it is related to a kind of low enthalpy ternary gas to mix burner.
Background technology
Now, the treatment to " three wastes " (solid waste, liquid are useless, gas gives up) uses thermal decomposition burning process.In this technique reality
During applying, the artificial coal gas that pyrolytic gasification is formed are a kind of low enthalpy combustible gases.Thermal decomposition is to make the change of compound using heat energy
Key fracture is closed, carbon monoxide (CO), the hydrogen (H of small-molecular-weight are changed into by the organic matter of macromolecule2), methane (CH4) etc. can
Combustion gas body and slag.CO, H in fuel gas2、CH4The low enthalpy combustion gas of greenhouse gases, light and with burn in helped with Gao Han
Combustion gas may be because the mixing of gas is uneven and gasifying agent enters temperature therein, gas and mixes safe ratio in the mixed combustion of joint
Caused by the non-linear grade external environment condition of quantity, burnt in the companion of burning-point and be easily obstructed and explosive.So in the combustion gas of this kind of industrial furnace
Burning nozzle must be specific according to different combustion conditions.
At present, the type of fuel burner nozzle can have 1. diffusion type by combustion system classification on industrial furnace；2. air suspended type；3. it is complete
It is premixed.Classifying in the way of air (gasifying agent) is supplied has 1. injection type；2. natural air-feeding type；3. blowing-type.According to combustion gas
Classification difference can have 1. low pressure (combustion pressure >=5KPa)；2. high, middle pressure type (combustion pressure >=300KPa).By specific function
Classifying type has 1. high velocity burner；2. submerged burner；3. pulse burner；4. low-NOx combustor.Fired by above-mentioned gas fuel
Burning feature and different types of fuel gas buring design feature, are clear that the mixed process of fuel and air, particularly right
Using for very wide diffusion type combustion system it is critical that.Because it not only can shorten burning time, and to steady
Fixed and complete combustion effects are very big.
The content of the invention
It is an object of the invention to solve at least the above and/or defect, and provide at least will be described later excellent
Point.
Burner is mixed it is a still further object of the present invention to provide a kind of low enthalpy ternary gas.The present invention by using air as drawing
Emanate agent, using blower (control is in low pressure operating mode), use its injection gas, (enthalpy high is combustion-supporting to realize three-element mixed gas
Gas, low enthalpy artificial coal gas, air) burning tissues.In order to prevent from being tempered and take off fire, burner uses secondary air feed, allows premix
Time is almost nil.Air mixture spouting velocity is controlled by controlling intake and pressure more than flame propagation velocity, reinforcing
The homogeneous mixing of three vigour, improves the intensity of burning, complete, the safe combustion so organized, effectively prevent tempering,
The generation of de- fire and the various disadvantages ignited.
The present invention provide technical scheme be：
A kind of low enthalpy ternary gas mix burner, including：
Shell, it is provided with igniting fuel gas inlet, low enthalpy fuel gas inlet and enters with burning fuel gas inlet, and the igniting combustion gas
The direction of mouth is perpendicular to the low enthalpy fuel gas inlet and the direction with burning fuel gas inlet；
Multiple breather lines, the multiple breather line is located in parallel to one another in the shell, the multiple ventilation
Pipeline is connected from the igniting fuel gas inlet, low enthalpy fuel gas inlet and with fuel gas inlet is burnt in different positions respectively.
Preferably, in the mixed burner of described low enthalpy ternary gas, the multiple breather line includes central breather line
With multiple branch's breather lines, the igniting fuel gas inlet and the companion burn fuel gas inlet and connect with the central breather line
Logical, the low enthalpy fuel gas inlet is connected with branch breather line.
Preferably, the mixed burner of described low enthalpy ternary gas, also includes：
Ignitor, it is arranged in the shell, and positioned at the top of the igniting fuel gas inlet；
Ionic flame controller, it is also disposed in the shell, and positioned at the lower section of the igniting fuel gas inlet；
And, the ignitor, the igniting fuel gas inlet and the ionic flame controller are affixed each other, and positioned at institute
State in central breather line.
Preferably, in the mixed burner of described low enthalpy ternary gas, the igniting fuel gas inlet is arranged at the shell
One end, the low enthalpy fuel gas inlet and companion burn the side that fuel gas inlet is arranged at the shell.
Preferably, the mixed burner of described low enthalpy ternary gas, also includes：
Ultraviolet flame controller, it is arranged on the shell, and positioned at the end of the shell；
Observation panel, its end for being arranged on the shell.
Preferably, the mixed burner of described low enthalpy ternary gas, also includes：
First air inlet, its one end for being located at the shell, and position is on the lower；
Second air inlet, its opposite side for being located at the shell, and positioned at the top of the shell, second air inlet
Breather line connection corresponding with the low enthalpy fuel gas inlet.
Preferably, in the mixed burner of described low enthalpy ternary gas, also include：
Flame holder, it is arranged on the other end inwall of the shell.
The process specifications of fuel gas spraying device (abbreviation nozzle) are in combustion conditions：The device for supplying air must
Must ensure rapidly and uniformly to mix fuel gas and air.Therefore, this patent by fuel gas be divided into multitube with it is porous, with sharp speed
Stream air mixing.In addition, strengthen fuel gas and air annular space jet, comprehensively make between them to meet with different angles and speed and
Homogeneous mixed combustion.Above-mentioned this patent is that diffusion type burns by combustion system classification；Classify in the way of air is supplied and be belonging to air blast
Formula；It is low-pressure burner by gaseous-pressure classification；Because this patent mainly mixes combustion with the low enthalpy artificial coal gas of thermal decomposition melting furnace,
Classifying by specific function, it is a kind of low-NOx combustor.
The present invention at least includes following beneficial effect：
The present invention is because by low enthalpy artificial coal gas, the tight structure in technique, in one, makes conventional mixed combustion with combustion-supporting enthalpy coal gas high
Bucket each leads into the mixed combustion of nonuniformity to form low enthalpy gas and enthalpy gas high, makes burning whard to control and explosive, tempering, takes off the drawbacks such as fire
It is overcome.
Employ it is special help gas jets jet orifice, vortex can be made to decay as early as possible with the blending of gasifying agent and air, subtract greatly
The interference to cooling down air film is lacked, has made stable combustion condition and explosion-proof.
Three vigour (the combustion-supporting gas of enthalpy high, low enthalpy artificial coal gas, air) are laid out in unified steel cylinder, can form axle stream air
Injection eddy flow, improves the homogeneous mixed combustion degree of three vigour, advantageously forms injection strong inverse flow area of nozzle pass portion, improves mixed combustion steady
It is qualitative.
By observation panel, ultraviolet flame controller, ionic flame controller can be to the mixed combustion operating mode monitor in real time of ternary gas
And adjustment.Meet the requirement to burning.Automated condtrol to tissue burning provides condition.
The NOx technologies of burner design, make discharge be more easy to reach environmental protection index.
Further advantage of the invention, target and feature embody part by following explanation, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is the structural representation of the mixed burner of low enthalpy ternary gas of the present invention.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
It should be appreciated that it is used herein such as " have ", "comprising" and " including " term do not allot one or many
The presence or addition of individual other elements or its combination.
As shown in figure 1, the present invention provides a kind of low enthalpy ternary gas mixed burner, including：
Shell, it is provided with igniting fuel gas inlet 4, low enthalpy fuel gas inlet 2 and with burning fuel gas inlet 7, and the igniting combustion
The direction of gas import is perpendicular to the low enthalpy fuel gas inlet and the direction with burning fuel gas inlet；
Multiple breather lines, the multiple breather line is located in parallel to one another in the shell, the multiple ventilation
Pipeline is connected from the igniting fuel gas inlet, low enthalpy fuel gas inlet and with fuel gas inlet is burnt in different positions respectively.
In one of embodiment of the invention, preferably, the multiple breather line includes central breather line 4
With multiple branch's breather lines, the igniting fuel gas inlet and the companion burn fuel gas inlet and connect with the central breather line
Logical, the low enthalpy fuel gas inlet is connected with branch breather line.
In one of embodiment of the invention, preferably, also including：
Ignitor 5, it is arranged in the shell, and positioned at the top of the igniting fuel gas inlet；
Ionic flame controller 6, it is also disposed in the shell, and positioned at the lower section of the igniting fuel gas inlet；
And, the ignitor, the igniting fuel gas inlet and the ionic flame controller are affixed each other, and positioned at institute
State in central breather line.
In one of embodiment of the invention, preferably, the igniting fuel gas inlet is arranged at the shell
One end, the low enthalpy fuel gas inlet and companion burn the side that fuel gas inlet is arranged at the shell.
In one of embodiment of the invention, preferably, also including：
Ultraviolet flame controller 3, it is arranged on the shell, and positioned at the end of the shell；
Observation panel 8, its end for being arranged on the shell.
In one of embodiment of the invention, preferably, also including：
First air inlet 9, its one end for being located at the shell, and position is on the lower；
Second air inlet 10, its opposite side for being located at the shell, and positioned at the top of the shell, second air intake
Mouth breather line connection corresponding with the low enthalpy fuel gas inlet.
In one of embodiment of the invention, preferably, also including：
Flame holder 1, it is arranged on the other end inwall of the shell.
The technical solution adopted by the present invention is：The mixed burner of low enthalpy ternary gas has steel shell, has in its box hat bucket
Multiple stainless steel breather lines, its central breather line device has combustion-supporting enthalpy point partner high to burn with gas (such as natural gas) passage
Import, different use gas jets and ignitor of the different manufactures of the with good grounds use gas property of part device in the duct.They are used
In the combustion-supporting gas of enthalpy high light and hold combustion operating mode in.For its flame burning-point and combustion conditions of timing monitoring, in its nozzle
And ignitor is anterior equipped with ionic flame controller 6, after enthalpy combustible gas high enters from igniting fuel gas inlet 4, at nozzle
After homogeneous ejection, 5 combustion gas streams of starting ignition electrode.Meanwhile, monitor in real time is carried out to flame by ionic flame controller.
It is carried out holding combustion work condition inspection with ultraviolet flame controller 3 in holding combustion to mixed combustion, and low enthalpy artificial coal gas breather line leads to
Low enthalpy fuel gas inlet 2 is crossed also to enter in mixed burner steel cylinder, the combustion-supporting gas of enthalpy high it is combustion-supporting under lighted and held combustion with burning.Low
Have import and the breather line of twice aeration (gasifying agent) in enthalpy man-made coal-gas pipeline, secondary adjustment ventilation with control the mixed degree of gas and
Mixed combustion operating mode.
The process specifications of fuel gas spraying device (abbreviation nozzle) are in combustion conditions：The device for supplying air must
Must ensure rapidly and uniformly to mix fuel gas and air.Therefore, the present invention by fuel gas be divided into multitube with it is porous, with sharp speed
Stream air mixing.In addition, strengthen fuel gas and air annular space jet, comprehensively make between them to meet with different angles and speed and
Homogeneous mixed combustion.Above-mentioned this patent is that diffusion type burns by combustion system classification；Classify in the way of air is supplied and be belonging to air blast
Formula；It is low-pressure burner by gaseous-pressure classification；Due to the mixed combustion of the main low enthalpy artificial coal gas with thermal decomposition melting furnace of the invention,
Classifying by specific function, it is a kind of low-NOx combustor.
The concrete operation step of the mixed burner of low enthalpy ternary gas is：
First, light a fire：Igniting enthalpy combustion gas high is passed through by fuel gas inlet 4 of lighting a fire, ignitor 5 is opened, starts combustion gas point
Fire.Confirm that flame is formed by ionic flame controller 6, light a fire successfully.
2nd, companion combusts gas access：Formed with enthalpy combustion gas high, and the flame lighted with burning by being accessed with burning fuel gas inlet 7
Mixed combustion.Confirm that whether normal the operating mode of mixed combustion is by ultraviolet flame controller 3, confirm that companion burns and whether succeed.Then by the
One air inlet 9 is passed through First air.Cut-out ignition flame.
3rd, low enthalpy artificial coal gas are accessed：Low enthalpy artificial coal gas are accessed by low enthalpy fuel gas inlet 2, twice aeration is added.
4th, it is transferred to automatic running.
Module number described herein and treatment scale are for simplifying explanation of the invention.To low enthalpy of the invention three
The application of the mixed burner of first gas, modifications and variations will be readily apparent to persons skilled in the art.
Although embodiment of the present invention is disclosed as above, it is not restricted to listed in specification and implementation method
With, it can be applied to various suitable the field of the invention completely, for those skilled in the art, can be easily
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited
In specific details and shown here as the legend with description.
Claims (7)
1. a kind of low enthalpy ternary gas mix burner, it is characterised in that including：
Shell, it is provided with igniting fuel gas inlet, low enthalpy fuel gas inlet and companion and burns fuel gas inlet, and the fuel gas inlet of lighting a fire
Direction is perpendicular to the low enthalpy fuel gas inlet and the direction with burning fuel gas inlet；
Multiple breather lines, the multiple breather line is located in parallel to one another in the shell, the multiple breather line
Connected in different positions from the igniting fuel gas inlet, low enthalpy fuel gas inlet and with fuel gas inlet is burnt respectively.
2. low enthalpy ternary gas as claimed in claim 1 mix burner, it is characterised in that the multiple breather line includes center
Breather line and multiple branches breather line, the igniting fuel gas inlet and the companion burn fuel gas inlet and are ventilated with the center
Pipeline communication, the low enthalpy fuel gas inlet is connected with branch breather line.
3. low enthalpy ternary gas as claimed in claim 2 mix burner, it is characterised in that also include：
Ignitor, it is arranged in the shell, and positioned at the top of the igniting fuel gas inlet；
Ionic flame controller, it is also disposed in the shell, and positioned at the lower section of the igniting fuel gas inlet；
And, the ignitor, the igniting fuel gas inlet and the ionic flame controller are affixed each other, and in described
In the breather line of centre.
4. low enthalpy ternary gas as claimed in claim 1 mix burner, it is characterised in that the igniting fuel gas inlet is arranged at institute
One end of shell is stated, the low enthalpy fuel gas inlet and companion burn the side that fuel gas inlet is arranged at the shell.
5. low enthalpy ternary gas as claimed in claim 4 mix burner, it is characterised in that also include：
Ultraviolet flame controller, it is arranged on the shell, and positioned at the end of the shell；
Observation panel, its end for being arranged on the shell.
6. low enthalpy ternary gas as claimed in claim 4 mix burner, it is characterised in that also include：
First air inlet, its one end for being located at the shell, and position is on the lower；
Second air inlet, its opposite side for being located at the shell, and positioned at the top of the shell, second air inlet and institute
State the corresponding breather line connection of low enthalpy fuel gas inlet.
7. low enthalpy ternary gas as claimed in claim 1 mix burner, it is characterised in that also include：
Flame holder, it is arranged on the other end inwall of the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611161195.3A CN106871122A (en) | 2016-12-15 | 2016-12-15 | Low enthalpy ternary gas mix burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611161195.3A CN106871122A (en) | 2016-12-15 | 2016-12-15 | Low enthalpy ternary gas mix burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106871122A true CN106871122A (en) | 2017-06-20 |
Family
ID=59164739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611161195.3A Pending CN106871122A (en) | 2016-12-15 | 2016-12-15 | Low enthalpy ternary gas mix burner |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5310337A (en) * | 1993-05-27 | 1994-05-10 | Coen Company, Inc. | Vibration-resistant low NOx burner |
| JPH07248103A (en) * | 1994-03-11 | 1995-09-26 | Osaka Gas Co Ltd | Low nox type gas burner |
| CN202328253U (en) * | 2011-11-23 | 2012-07-11 | 广东清华中邦热能科技有限公司 | special burner for heat treatment heating furnace gas |
| CN202973104U (en) * | 2012-12-07 | 2013-06-05 | 青岛瑞迪燃气具制造有限公司 | Gas premixer and burner |
| CN203893178U (en) * | 2014-03-18 | 2014-10-22 | 徐州能达燃烧控制工程有限公司 | High and low calorific value double-fuel combined burner |
| CN205592954U (en) * | 2016-05-06 | 2016-09-21 | 北京佳德昌科技有限责任公司 | One -level gas injection type low NOx burner |
-
2016
- 2016-12-15 CN CN201611161195.3A patent/CN106871122A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5310337A (en) * | 1993-05-27 | 1994-05-10 | Coen Company, Inc. | Vibration-resistant low NOx burner |
| JPH07248103A (en) * | 1994-03-11 | 1995-09-26 | Osaka Gas Co Ltd | Low nox type gas burner |
| CN202328253U (en) * | 2011-11-23 | 2012-07-11 | 广东清华中邦热能科技有限公司 | special burner for heat treatment heating furnace gas |
| CN202973104U (en) * | 2012-12-07 | 2013-06-05 | 青岛瑞迪燃气具制造有限公司 | Gas premixer and burner |
| CN203893178U (en) * | 2014-03-18 | 2014-10-22 | 徐州能达燃烧控制工程有限公司 | High and low calorific value double-fuel combined burner |
| CN205592954U (en) * | 2016-05-06 | 2016-09-21 | 北京佳德昌科技有限责任公司 | One -level gas injection type low NOx burner |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170620 |
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| RJ01 | Rejection of invention patent application after publication |