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CN108800167A - A kind of compound burner and organic wastewater and combustible powder compounding method - Google Patents

A kind of compound burner and organic wastewater and combustible powder compounding method Download PDF

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Publication number
CN108800167A
CN108800167A CN201810629025.6A CN201810629025A CN108800167A CN 108800167 A CN108800167 A CN 108800167A CN 201810629025 A CN201810629025 A CN 201810629025A CN 108800167 A CN108800167 A CN 108800167A
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CN
China
Prior art keywords
burner
oxygen
pipeline
channel
bypass passage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810629025.6A
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Chinese (zh)
Inventor
张海军
仇涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Luxi Chemical Group Co Ltd
Original Assignee
Luxi Chemical Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Luxi Chemical Group Co Ltd filed Critical Luxi Chemical Group Co Ltd
Priority to CN201810629025.6A priority Critical patent/CN108800167A/en
Publication of CN108800167A publication Critical patent/CN108800167A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/04Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste liquors, e.g. sulfite liquors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/44Details; Accessories

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  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)

Abstract

The invention discloses a kind of compound burner and organic wastewaters and combustible powder compounding method, include the following steps:1) starting ignition rifle, while being passed through igniting oxygen and igniter fuel gas to burner;2) start the process that goes into operation, be passed through go into operation oxygen and the fuel gas that goes into operation, burner combustion heating, while being passed through burning torch inert purge gas, burning torch is protected;3) when burner is warming up to set temperature and pressure, combustible powder is put into burner, and is passed through the gaseous mixture of technical oxygen and process steam;4) after combustible powder flameholding, into burner, introducing organic wastewater mixes burning.The compound burner can be realized simultaneously the burning disposal of organic wastewater and combustible powder, and the step of pretreatment of organic wastewater needs not move through fuel blend, heating or dilution, can effectively reduce the treatment process and processing cost of organic wastewater.

Description

A kind of compound burner and organic wastewater and combustible powder compounding method
Technical field
Present invention relates particularly to a kind of compound burner and organic wastewaters and combustible powder compounding method.
Background technology
Chemical enterprise is every year to a large amount of organic wastewater of environmental emission, and not only organic concentration is high for these waste water, some are also It, can be to the life band of the ecological environment and downstream resident of water body if directly waste water is discharged into water body containing poisonous and harmful substance Greatly endanger.Due to technique and raw material, traditional biochemical process such as activated sludge process, active carbon adsorption etc. exists When processing is rich in the waste water of Recalcitrant chemicals, treatment effeciency is unable to reach requirement.Incineration technology as it is a kind of simple, efficiently and The wastewater treatment method not influenced again by factors such as water temperature, water quality is more suitable for handling volatility height and industrial wastewater difficult to degrade. Organic wastewater incineration treatment technology flow includes the processes such as pretreatment, high temperature incineration, waste heat recovery and fume treatment, pretreatment master Including:Filtering neutralizes waste water, fuel blend, the combustion characteristics for improving waste water, and heating or dilution reduce waste water viscosity, be easy to defeated Atomization is sent, finally the waste water after atomization is sprayed into incinerator and is burned.The preprocessing process is relatively complicated, improves organic wastewater The cost of burning disposal.
In addition, in the process such as the mechanical crushing of solid material and grinding, the transport of granular material, screening, mixing and The processes such as packaging, the process of the surface of solids in the various process such as forming process of granular material, will produce a large amount of Flammable powder when these powders are suspended in the air, can form dust.Flammable powder when there are a lot, can not only exist The potential hazard of dust explosion can also adversely affect health.So needing to handle flammable powder.Mesh Preceding no good flammable powder handling method.
Invention content
Technical problem present in for the above-mentioned prior art, the first purpose of the invention is to provide a kind of compound combustions Burner, the compound burner can be realized simultaneously the burning disposal of organic wastewater and combustible powder, and the pre- place of organic wastewater Reason needs not move through the step of fuel blend, heating or dilution, can effectively reduce the treatment process and processing cost of organic wastewater.
Second object of the present invention is to provide a kind of compounding method of organic wastewater and combustible powder.
In order to solve problem above, the technical scheme is that:
A kind of compound burner, including burner body, burning torch, fuelgas pipeline, technical oxygen pipeline and flammable Powder pipeline is provided with burner channel in burner body, and burning torch is set to an end of burner channel, burner Nozzle be set to another end of burner channel, fuelgas pipeline, technical oxygen pipeline and combustible powder pipeline with Burner channel is connected to, and technical oxygen pipeline is located at the downstream of fuelgas pipeline, and combustible powder pipeline is located at technical oxygen pipe Line downstream;
Fuelgas pipeline include the first main channel and the first branch channel being connected to main channel, the second branch channel, Third bypass passage, the second branch channel are located at the downstream in first branch channel, and third bypass passage is located at the second branch channel Downstream;First branch channel, the second branch channel and third bypass passage respectively with the fuel gas source that goes into operation, organic waste water source and Igniter fuel air source is connected to;
Technical oxygen pipeline include the second main channel, the 4th bypass passage and the 5th bypass passage, the 4th bypass passage and 5th bypass passage is connected to the second main channel, and mixer is provided on the second main channel, and the 5th bypass passage is located at the 4th The downstream of bypass passage, mixer are located at the downstream of the 5th bypass passage;4th bypass passage and the 5th bypass passage respectively with The connection of technical oxygen source is connected with vapour source.
The fuel gas source that goes into operation is located at the downstream at organic waste water source, fuel gas is gone into operation during being passed through, to organic wastewater The effect for generating impact, dilution, mixing, is conducive to the mixing of organic wastewater and fuel gas, improves the combustibility of organic wastewater, fires The high speed of material gas is passed through the impact to organic wastewater, is conducive to the degree that is uniformly dispersed for improving organic wastewater, and being conducive to improve has The burning degree of machine waste water.
Technical oxygen is passed through after being mixed with steam in burner channel, and oxygen is uniformly mixed with steam by mixer, Purpose one is to import a channel to be passed through burner, second is that oxygen and mixture of steam participate in the combustion-supporting combustion of coal dust in gasification furnace It burns, oxygen generates carbon monoxide with the combustion-supporting oxygen debt burning of coal dust, while steam participates in transformation and generates hydrogen, as industrial required Available gas carbon monoxide gas+hydrogen.
Preferably, the mixer is SK type static mixers.Right hand helix+left-turn spiral phase in SK type static mixers Integrated structure makes oxygen be sufficiently mixed uniformly with steam.
Preferably, first branch channel connection parallel with the first main channel, the second branch channel and third branch are logical Road with the first main channel vertical connection.
Preferably, the 4th bypass passage connection parallel with the second main channel, the 5th bypass passage are vertical with the second main channel Connection.
Preferably, the compound burner further includes the oxygen pipeline that goes into operation, and the oxygen pipeline that goes into operation connects with burner channel It is logical, and between fuelgas pipeline and technical oxygen pipeline.
Preferably, the compound burner further includes burning torch purge line, the connection position with burner channel At the igniting of burning torch, burning torch purge line is connect with inert gas source.
Inert gas is passed through into burner channel by burning torch purge line, in order to which burning torch is put out a fire.
It is further preferred that the burner channel positioned at the part to go into operation between oxygen pipeline and technical oxygen pipeline It is provided with cooling jacket.
Preferably, it is provided with cooling coil at the nozzle, cooling coil is connected to cooling water.
A kind of compounding method of organic wastewater and combustible powder, includes the following steps:
1) starting ignition rifle, while being passed through igniting oxygen and igniter fuel gas to burner;
2) start the process that goes into operation, be passed through go into operation oxygen and the fuel gas that goes into operation, burner combustion heating, while being passed through burning torch Inert purge gas protects burning torch;
3) when burner is warming up to set temperature and pressure, combustible powder is put into burner, and is passed through technique oxygen The gaseous mixture of gas and process steam;
4) after combustible powder flameholding, into burner, introducing organic wastewater mixes burning.
Preferably, in step 1), the flow-rate ratio of igniting oxygen and igniter fuel gas is 2.5~3.5:1.
It is further preferred that igniter fuel gas is raw gas.Raw gas is also known as coke-stove gas, oven gas, refers to several Bituminous coal is configured to coal for coking, produced while output coke and tar product in coke oven after high-temperature retorting A kind of imflammable gas, be the byproduct of coking industry.
Preferably, in step 2), go into operation oxygen and go into operation fuel gas flow-rate ratio be 2.5~3.5:1.
Preferably, it in step 3), when burner is warming up to 800 DEG C or more, when pressure increases to 1MPa, is thrown into burner Enter combustible powder, combustible powder, technical oxygen, process steam flow-rate ratio be 9.8~10.2:8.9~9.1:0.7~0.9.
It is further preferred that in step 4), the mass ratio of combustible powder and organic wastewater is 10~12:1.
Beneficial effects of the present invention are:
Technical oxygen and process steam are before entering burner in the present invention, by a kind of special mixer by two kinds Unstripped gas is uniformly mixed, and proportioning can be adjusted by the control valve on respective pipeline according to process operation index.
Igniting fuel gas, the fuel gas that goes into operation, three road raw materials technology of factory's organic wastewater, share a burner in the present invention Channel can be controlled to adjust according to burner operation phase needs by three branch road control valves.
In the present invention light a fire oxygen, go into operation oxygen two-way raw materials technology, share a burner channel, can be according to burner Operation phase needs, and is controlled to adjust by two branch road control valves.
Burning torch cooling is configured in the present invention and protects gas, is introduced, is reached by burning torch purge line according to control program Protective effect.
Two kinds of combination methods of inner clip shell type water-cooling wall and external coiled pipe type water-cooling wall are set in the present invention, to running burner Carry out cooling protection.
Factory's organic wastewater can be achieved in the present invention, and (combustible powder is with wastewater quality than 12:1~10:1) burning is mixed.
Description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows Meaning property embodiment and its explanation do not constitute the improper restriction to the application for explaining the application.
Fig. 1 is the structural schematic diagram of the compound burner of the present invention.
Wherein, 1, burning torch, 2, burning torch purge line, 3, burning torch purge gas control valve, 4, igniter fuel tracheae Line, 5, igniter fuel gas control valve, 6, factory's organic wastewater pipeline, 7, factory's organic wastewater control valve, 8, go into operation fuel gas pipe Line, 9, go into operation fuel gas control valve, 10, igniting oxygen pipeline, 11, igniting oxygen control valve, 12, go into operation oxygen pipeline, 13, open Work oxygen control valve, 14, chuck cooling water inlet pipeline, 15, chuck cooling water outlet tube line, 16, technical oxygen pipeline, 17, work Skill oxygen control valve, 18, process steam line, 19, process steam control valve, 20, technical oxygen/process steam mixer, 21, Combustible powder inlet line, 22, coil pipe cooling water inlet pipeline, 23, coil pipe cooling water outlet pipeline.
Specific implementation mode
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific implementation mode, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
As shown in Figure 1, a kind of combination burner, including burning torch 1, burning torch purge line 2, burning torch purge gas control Valve 3 processed, igniter fuel gas pipeline 4, igniter fuel gas control valve 5, factory's organic wastewater pipeline 6, factory's organic wastewater control valve 7, go into operation fuelgas pipeline 8, the fuel gas control valve 9 that goes into operation, igniting oxygen pipeline 10, igniting oxygen control valve 11, go into operation oxygen Pipeline 12, the oxygen control valve 13 that goes into operation, chuck cooling water inlet pipeline 14, chuck cooling water outlet tube line 15, technical oxygen pipeline 16, technical oxygen control valve 17, process steam line 18, process steam control valve 19, technical oxygen/process steam mixer 20, combustible powder inlet line 21, coil pipe cooling water inlet pipeline 22, coil pipe cooling water outlet pipeline 23.
Burning torch purge line 2 is connected to burner channel, and connectivity points are located at the position of burning torch 1, and burning torch is blown The flow of the cooling purge gass of the control of scavenging control valve 3 carries out cooling purging protection to burning torch 1.
Igniter fuel gas pipeline 4, factory's organic wastewater pipeline 6 and the fuelgas pipeline 8 that goes into operation are connected to the first main channel, And each material is controlled by igniter fuel gas control valve 5, factory's organic wastewater control valve 7 and the fuel gas control valve 9 that goes into operation respectively Flow, igniter fuel gas pipeline 4 and factory's organic wastewater pipeline 6 and the first main channel vertical connection.
Technical oxygen pipeline 16, process steam line 18 are connected to the second main channel, and technique is arranged on the second main channel Oxygen/process steam mixer 20, for technical oxygen and process steam to be uniformly mixed.
Cooling coil is set at the nozzle of burner, and cooling jacket is set to go into operation oxygen pipeline 12 and the second main channel Between burner channel on.Cooling coil and cooling jacket are passed through cooling water, and cooling protection is carried out to burner.
This combustor process configuration method is:Centrally disposed burning torch 1 is connected by conducting wire by high voltage power supply and is started, point Unstripped gas ratio combustion is introduced from igniting oxygen pipeline 10 and igniter fuel gas pipeline 4 respectively when fire starts, light a fire oxygen and point The flow-rate ratio of fiery fuel gas is 3:1;Peripheral hardware detector for ignition starts the program that goes into operation automatically after detecting ignition signal, and go into operation oxygen Gas pipeline 12 and the fuelgas pipeline 8 that goes into operation introduce the heating of unstripped gas ratio combustion, the flow-rate ratio of go into operation oxygen and the fuel gas that goes into operation It is 3:1;Burning torch purge line 2 introduces cooling protection gas (inert gas) simultaneously, and continuous purging protection is carried out to burning torch; When go into operation be raised to process requirements temperature, pressure when, temperature be 800 DEG C or more, pressure 1MPa, start chemical industry instruments program, it is flammable Powder inlet line 21 introduces raw materials technology, and passes through 20 mixed raw material of special technical oxygen/process steam mixer Gas carries out proportioning high-temp combustion, technical oxygen, process steam, combustible powder flow-rate ratio be 10:9:0.8;Jacket type water-cooling wall Cooling protection is carried out to operation burner with coiled water-cooling wall;After chemical industry instruments system is stablized, it can be passed through according to actual load The introducing waste water of factory's organic wastewater pipeline 6 carries out ratio under the adjusting of control valve 7, and (combustible powder is with wastewater quality than 12:1~ 10:1) burning is mixed.
The foregoing is merely the preferred embodiments of the application, are not intended to limit this application, for the skill of this field For art personnel, the application can have various modifications and variations.Within the spirit and principles of this application, any made by repair Change, equivalent replacement, improvement etc., should be included within the protection domain of the application.

Claims (10)

1. a kind of compound burner, it is characterised in that:Including burner body, burning torch, fuelgas pipeline, technical oxygen pipe Line and combustible powder pipeline, burner channel is provided in burner body, and burning torch is set to an end of burner channel The nozzle in portion, burner is set to another end of burner channel, fuelgas pipeline, technical oxygen pipeline and combustible powder Pipeline is connected to burner channel, and technical oxygen pipeline is located at the downstream of fuelgas pipeline, and combustible powder pipeline is located at work Skill oxygen pipeline downstream;
Fuelgas pipeline includes the first main channel and the first branch channel being connected to main channel, the second branch channel, third Bypass passage, the second branch channel are located at the downstream in first branch channel, and third bypass passage is located under the second branch channel Trip;First branch channel, the second branch channel and third bypass passage respectively with the fuel gas source that goes into operation, organic waste water source and igniting Fuel gas source is connected to;
Technical oxygen pipeline includes the second main channel, the 4th bypass passage and the 5th bypass passage, the 4th bypass passage and the 5th Bypass passage is connected to the second main channel, and mixer is provided on the second main channel, and the 5th bypass passage is located at the 4th branch The downstream in channel, mixer are located at the downstream of the 5th bypass passage;4th bypass passage and the 5th bypass passage respectively with technique Source of oxygen connection is connected with vapour source.
2. compound burner according to claim 1, it is characterised in that:The mixer is SK type static mixers.
3. compound burner according to claim 1, it is characterised in that:The first branch channel and the first main channel Parallel connection, the second branch channel and third bypass passage with the first main channel vertical connection;
Preferably, the 4th bypass passage connection parallel with the second main channel, the 5th bypass passage and the second main channel vertical connection.
4. compound burner according to claim 1, it is characterised in that:The compound burner further includes the oxygen that goes into operation Gas pipeline, the oxygen pipeline that goes into operation are connected to burner channel, and between fuelgas pipeline and technical oxygen pipeline;
Preferably, the compound burner further includes burning torch purge line, the connection position set with burner channel At the igniting of burning torch, burning torch purge line is connect with inert gas source;
It is further preferred that the burner channel is located at the part setting to go into operation between oxygen pipeline and technical oxygen pipeline There is cooling jacket.
5. compound burner according to claim 1, it is characterised in that:Cooling coil is provided at the nozzle, it is cold But coil pipe is connected to cooling water.
6. the compounding method of a kind of organic wastewater and combustible powder, it is characterised in that:Include the following steps:
1) starting ignition rifle, while being passed through igniting oxygen and igniter fuel gas to burner;
2) start the process that goes into operation, be passed through go into operation oxygen and the fuel gas that goes into operation, burner combustion heating, while being passed through burning torch inertia Purge gass protect burning torch;
3) when burner is warming up to set temperature and pressure, combustible powder is put into burner, and be passed through technical oxygen and The gaseous mixture of process steam;
4) after combustible powder flameholding, into burner, introducing organic wastewater mixes burning.
7. compounding method according to claim 6, it is characterised in that:In step 1), light a fire oxygen and igniter fuel The flow-rate ratio of gas is 2.5~3.5:1.
8. compounding method according to claim 6, it is characterised in that:In step 2), go into operation oxygen and the fuel that goes into operation The flow-rate ratio of gas is 2.5~3.5:1.
9. compounding method according to claim 6, it is characterised in that:In step 3), when burner is warming up to 800 DEG C More than, when pressure increases to 1MPa, put into combustible powder into burner, combustible powder, technical oxygen, process steam flow Than being 9.8~10.2:8.9~9.1:0.7~0.9.
10. compounding method according to claim 6, it is characterised in that:In step 4), combustible powder and organic wastewater Mass ratio be 10~12:1.
CN201810629025.6A 2018-06-19 2018-06-19 A kind of compound burner and organic wastewater and combustible powder compounding method Pending CN108800167A (en)

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CN201810629025.6A CN108800167A (en) 2018-06-19 2018-06-19 A kind of compound burner and organic wastewater and combustible powder compounding method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810629025.6A CN108800167A (en) 2018-06-19 2018-06-19 A kind of compound burner and organic wastewater and combustible powder compounding method

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Publication Number Publication Date
CN108800167A true CN108800167A (en) 2018-11-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110093192A (en) * 2019-05-30 2019-08-06 宁夏神耀科技有限责任公司 Multistage combustion can mix the cell burner for burning waste liquid

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104531219A (en) * 2014-12-16 2015-04-22 中石化宁波工程有限公司 Pressure gasification process for simultaneously gasifying powdered coal and coal water slurry
CN105889949A (en) * 2016-04-19 2016-08-24 山东聊城中盛蓝瑞化工有限公司 Organic wastewater incineration and gasification system and incineration and gasification method
CN105889907A (en) * 2016-05-13 2016-08-24 河南心连心化肥有限公司 Circulating fluidized bed boiler ignition device and ignition control method thereof
CN107189820A (en) * 2017-05-24 2017-09-22 鲁西化工集团股份有限公司 A kind of fine coal mixes the burning compound gasification combustor of high concentrated organic wastewater and process

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104531219A (en) * 2014-12-16 2015-04-22 中石化宁波工程有限公司 Pressure gasification process for simultaneously gasifying powdered coal and coal water slurry
CN105889949A (en) * 2016-04-19 2016-08-24 山东聊城中盛蓝瑞化工有限公司 Organic wastewater incineration and gasification system and incineration and gasification method
CN105889907A (en) * 2016-05-13 2016-08-24 河南心连心化肥有限公司 Circulating fluidized bed boiler ignition device and ignition control method thereof
CN107189820A (en) * 2017-05-24 2017-09-22 鲁西化工集团股份有限公司 A kind of fine coal mixes the burning compound gasification combustor of high concentrated organic wastewater and process

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110093192A (en) * 2019-05-30 2019-08-06 宁夏神耀科技有限责任公司 Multistage combustion can mix the cell burner for burning waste liquid
CN110093192B (en) * 2019-05-30 2024-03-08 宁夏神耀科技有限责任公司 Multi-stage combustion combined burner capable of mixing waste liquid

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