CN108954312A - A kind of recycling sludge utilizes system and its energy conservation and environmental protection multi-orifice burner - Google Patents
A kind of recycling sludge utilizes system and its energy conservation and environmental protection multi-orifice burner Download PDFInfo
- Publication number
- CN108954312A CN108954312A CN201811183344.5A CN201811183344A CN108954312A CN 108954312 A CN108954312 A CN 108954312A CN 201811183344 A CN201811183344 A CN 201811183344A CN 108954312 A CN108954312 A CN 108954312A
- Authority
- CN
- China
- Prior art keywords
- influent stream
- stream channel
- combustion
- gas influent
- gas
- 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.)
- Granted
Links
- 238000004064 recycling Methods 0.000 title claims abstract description 39
- 230000007613 environmental effect Effects 0.000 title claims abstract description 31
- 238000004134 energy conservation Methods 0.000 title claims abstract description 27
- 239000010802 sludge Substances 0.000 title claims description 41
- 239000007789 gas Substances 0.000 claims abstract description 128
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 95
- 238000000197 pyrolysis Methods 0.000 claims abstract description 68
- 238000002156 mixing Methods 0.000 claims abstract description 17
- 239000000567 combustion gas Substances 0.000 claims abstract description 12
- 239000003345 natural gas Substances 0.000 claims description 44
- 238000012544 monitoring process Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 239000000446 fuel Substances 0.000 abstract description 19
- 238000005265 energy consumption Methods 0.000 abstract description 11
- 238000002485 combustion reaction Methods 0.000 abstract description 8
- 239000003344 environmental pollutant Substances 0.000 abstract description 6
- 231100000719 pollutant Toxicity 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000036760 body temperature Effects 0.000 description 9
- 239000010865 sewage Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 239000005416 organic matter Substances 0.000 description 4
- 238000003763 carbonization Methods 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002045 lasting effect Effects 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000011449 brick Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000004952 furnace firing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000005180 public health Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- F23D14/12—Radiant burners
- F23D14/14—Radiant burners using screens or perforated plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
-
- 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
- F23G7/001—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals for sludges or waste products from water treatment installations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/12—Sludge, slurries or mixtures of liquids
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Water Supply & Treatment (AREA)
- Treatment Of Sludge (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The invention discloses a kind of recycling sludges to utilize energy conservation and environmental protection multi-orifice burner, using sleeve mode, including being built in natural gas ring shape influent stream channel, combustion-supporting gas air annular influent stream channel, pyrolysis gas ring shape influent stream channel, wind disk, combustion gas mixing channel, air-fuel mixing chamber, combustion chamber etc. wherein.The burner can carry out mixing control burning to pluralities of fuel simultaneously, the pyrolysis gas new energy that especially can be directly generated using retort in the presence of combustion-supporting gas, system energy consumption is greatly lowered, realize energy recycling, pollutant emission is reduced, and has many advantages, such as that low cost, structure are simple, replacement is convenient, durable.The invention also discloses a kind of recycling sludges using said burner to utilize system.
Description
Technical field
The present invention relates to recycling sludges to utilize fuel combustion control device technical field, in particular to can be simultaneously to more
Kind fuel carries out the Multi-hole energy-saving environmental protection burner for being mixed and burned control.
Background technique
Sludge of sewage treatment plant is that product of sewage treatment, including micropopulation, organic substance and inorganic substances etc. are several
Part.5~10 tons of sludge (moisture content 80%) is about generated after every ten thousand stere sewage treatment.Contain pathogen, a huge sum of money in sludge
Belong to and secondary dirt easily is caused to underground water, soil etc. without disposition is effectively treated with poisonous and harmful substances such as persistent organisms
Dye, direct threatening environment safety and public health, substantially reduce the environmental benefit of sewage treatment facility.
With the quick raising of sewage treatment capacity, the promotion of sewage effluents standard, sludge quantity is also synchronized and is significantly increased.
By 2017, national the planned city, county be accumulative to build up sewage treatment plant 3976, sewage treatment capacity up to 1.7 billion cubic meters/
Day, year generates more than 4,000 ten thousand tons of sludge of 80% moisture content.It is expected that 2018, China's town sewage annual amount for the treatment of will break through 600
Hundred million tons, then, national 80% wet mud annual output will be more than 50,000,000 tons within 2018.
The various drawbacks of traditional sludge disposition and general charing project: sanitary landfills need to occupy a large amount of soils, produce after landfill
Raw percolate, landfill gas (main component is methane) etc., such as deal with improperly and easily cause secondary pollution and safety problem；Sludge is burnt
It is good to burn volume reduction effect, innoxious degree is high, but equipment investment is big, and energy consumption and process specifications are high, and can generate dust, dioxy
Change a series of environmental issues such as the atmosphere pollution such as sulphur, dioxin；Existing sludge carbonization technology is not mature enough on the market, exists into
The problems such as this height, the thermal efficiency are low, energy consumption is big, equipment loss is high, foul smell burst size is big.
Therefore, to solve the problems, such as that the energy consumption of traditional charing process technique is big, traditional retort, desiccation furnace point are solved
The burning that device burner generally only carries out single source (natural gas) is fired, one kind is designed and can while pluralities of fuel be mixed
The Multi-hole energy-saving environmental protection burner for closing control burning is most important.
Summary of the invention
In view of this, the present invention provides a kind of recycling sludges to utilize energy conservation and environmental protection multi-orifice burner, the burner
The pyrolysis gas for generating retort and desiccation furnace directly using retort in the presence of combustion-supporting gas is designed, significantly
System energy consumption is reduced, energy recycling is realized, reduces recycling sludge disposition charing section, the operating cost of desiccation section,
Reduce the discharge of pollutant.
The present invention also provides a kind of recycling sludges using said burner to utilize system.
To achieve the above object, the invention provides the following technical scheme:
A kind of recycling sludge utilizes energy conservation and environmental protection multi-orifice burner, including natural gas influent stream channel, pyrolysis gas influent stream are logical
Road, combustion-supporting gas influent stream channel, combustion gas mixing channel and control system；
Natural gas influent stream channel, pyrolysis gas influent stream channel are connected to the outlet in the combustion-supporting gas influent stream channel
In the combustion gas mixing channel；Natural gas influent stream channel, pyrolysis gas influent stream channel and the combustion-supporting gas influent stream channel
Valve be all connected to the control system；
The control system can open the day in the case where the temperature in hot stove to be added is lower than the first preset temperature
Right gas influent stream channel and the combustion-supporting gas influent stream channel, cut off pyrolysis gas influent stream channel；
The control system not less than first preset temperature and can be not higher than in the temperature in the hot stove to be added
In the case where second preset temperature, the right gas influent stream channel, pyrolysis gas influent stream channel and the combustion-supporting gas influent stream are opened
Channel；
The control system can be closed when the temperature in the hot stove to be added is higher than second preset temperature
Pyrolysis gas influent stream channel and the combustion-supporting gas influent stream channel are opened in the right gas influent stream channel.
Preferably, the control system can also be not less than first preset temperature in the temperature in the hot stove to be added
And not higher than in the case where the second preset temperature, reducing the air inflow in natural gas influent stream channel to preset value.
Preferably, natural gas influent stream channel, pyrolysis gas influent stream channel and/or the combustion-supporting gas influent stream channel are
Circular passage, and it is set with composition tube-in-tube structure.
Preferably, natural gas influent stream channel, pyrolysis gas influent stream channel and the combustion-supporting gas influent stream channel are served as reasons
It is interior to the natural gas ring shape influent stream channel being successively arranged outside, pyrolysis gas ring shape influent stream channel and combustion-supporting gas ring shape influent stream channel.
It preferably, further include igniter, the setting direction of the igniter is axial parallel with the tube-in-tube structure
Or it is vertical.
It preferably, further include communication connection in the flame monitoring apparatus of the control system, the control system can be
When the flame monitoring apparatus detects no flame, control cutting natural gas influent stream channel and the pyrolysis gas influent stream are logical
Road.
It preferably, further include being arranged in the combustion gas mixing channel, for controlling the wind disk of airflow direction；
Natural gas influent stream channel, pyrolysis gas influent stream channel are connected to the outlet in the combustion-supporting gas influent stream channel
In the wind disk.
Preferably, the wind disk uses stainless steel heat-resisting material.
A kind of recycling sludge utilizes system, including retort and desiccation furnace, the retort and/or the desiccation furnace
Burner is that above-mentioned recycling sludge such as utilizes energy conservation and environmental protection multi-orifice burner.
Preferably, the recycling sludge is using energy conservation and environmental protection multi-orifice burner in the retort and/or the desiccation
The two sides of furnace are staggered.
It can be seen from the above technical scheme that recycling sludge provided by the invention is more using system and its energy conservation and environmental protection
Hole burner can carry out the Multi-hole energy-saving burner of mixing control burning to pluralities of fuel simultaneously, and the especially device can be with
The pyrolysis gas new energy directly generated using retort in the presence of combustion-supporting gas, is greatly lowered system energy consumption, realizes energy
It recycles, reduces pollutant emission, and there is low cost, advantages of simple structure and simple.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the left view structural representation that recycling sludge provided in an embodiment of the present invention utilizes energy conservation and environmental protection multi-orifice burner
Figure；
Fig. 2 is that recycling sludge provided in an embodiment of the present invention is arranged just using each import of energy conservation and environmental protection multi-orifice burner
Depending on structural schematic diagram.
Wherein, 1 is natural gas ring shape influent stream channel, and 2 is logical for combustion-supporting gas ring shape influent stream for pyrolysis gas ring shape influent stream channel, 3
Road, 4 be igniter, and 5 be flame monitoring apparatus.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Recycling sludge provided in an embodiment of the present invention utilizes energy conservation and environmental protection multi-orifice burner, including natural gas influent stream to lead to
Road, pyrolysis gas influent stream channel, combustion-supporting gas influent stream channel, combustion gas mixing channel and control system；
Wherein, the outlet in natural gas influent stream channel, pyrolysis gas influent stream channel and combustion-supporting gas influent stream channel is connected to combustion gas
Hybrid channel；The valve in natural gas influent stream channel, pyrolysis gas influent stream channel and combustion-supporting gas influent stream channel is all connected to control system；
Control system can be the case where the temperature in hot stove to be added (such as retort, desiccation furnace) be lower than the first preset temperature
Under, natural gas influent stream channel and combustion-supporting gas influent stream channel are opened, pyrolysis gas influent stream channel is cut off；
Control system not less than the first preset temperature and can be not higher than the second preset temperature in the temperature in hot stove to be added
In the case where, open right gas influent stream channel, pyrolysis gas influent stream channel and combustion-supporting gas influent stream channel；
Control system it is logical can to close right gas influent stream when the temperature in hot stove to be added is higher than the second preset temperature
Pyrolysis gas influent stream channel and combustion-supporting gas influent stream channel are opened in road.
Working principle:
First stage: when furnace body temperature lower (be lower than the first preset temperature) is generated without pyrolysis gas, (such as by control system
PLC it) analyzes, system automatically opens the intake channel of natural gas and the intake channel of combustion-supporting gas (such as air), so that two kinds of gases
After mixing, is sprayed and burnt by port；
Second stage: (not less than the first preset temperature and second is not higher than when furnace body temperature is higher pyrolysis gas generation
Preset temperature), system automatically opens pyrolysis gas intake channel, and initial stage can use three kinds of natural gas, pyrolysis gas and air gases
It is mixed and burned simultaneously；
(it is higher than the second preset temperature) when furnace body temperature is higher has largely stable pyrolysis gas to generate, system is automatically cut off
Imported gas channel only passes through the combined burning of pyrolysis gas and air, reduces additional energy consumption, save the cost；
Phase III: with the progress of carbonization process, the lasting pyrolysis of organic matter, the content of organic matter constantly subtracts in sludge
Few, pyrolysis gas is also constantly reduced therewith, when the pyrolysis gas dosage that system generates is not enough to that retort and desiccation furnace is supported to use
(being not higher than the second preset temperature), system automatically opens Imported gas and adjusts natural gas dosage to guarantee the confession of system thermal
It answers.
It can be seen from the above technical scheme that recycling sludge provided in an embodiment of the present invention is porous using energy conservation and environmental protection
Burner, by realize the different combination of three kinds of natural gas, pyrolysis gas and air fuel (first stage: natural gas and air, the
Two-stage: natural gas, pyrolysis gas and air, phase III: cracking gas and air), system energy consumption is greatly lowered, realizes energy
Amount recycles, and reduces pollutant emission.
Preferably, control system can also be in the temperature in hot stove to be added not less than the first preset temperature and not higher than the
In the case where two preset temperatures, the air inflow in natural gas influent stream channel is reduced to preset value.Second stage furnace body temperature is corresponded at this time
Degree is higher the case where pyrolysis gas generation, since pyrolysis gas participates in burning initially as combustion gas, then compared to the first stage, naturally
Even if the feeding of gas is reduced, same heating effect also can be realized, can reduce system energy consumption.Natural gas air inflow is reduced to
Specific can be determined by those skilled in the art according to sludge situation in hot stove to be added and temperature to preset value.
In order to advanced optimize above-mentioned technical solution, natural gas influent stream channel, pyrolysis gas influent stream channel and/or combustion-supporting gas
Influent stream channel is circular passage, and is set with composition tube-in-tube structure, is referred to shown in Fig. 1.The advantages of using sleeve are as follows: 1, make
The mixing of various fuel more evenly, 2, ignition temperature it is uniform, burn more abundant, do not generate high temperature dot, the generation of less nitrogen oxides,
3, space is saved, construction is close.
Specifically, natural gas influent stream channel, pyrolysis gas influent stream channel and combustion-supporting gas influent stream channel are successively to cover from the inside to the outside
If natural gas ring shape influent stream channel 1, pyrolysis gas ring shape influent stream channel 2 and combustion-supporting gas ring shape influent stream channel 3.Sleeve so is suitable
Sequence can make full use of the calorific value of each gas, improve combustion efficiency；The calorific value highest of natural gas, in most the inside, pyrolysis gas energy
Take second place in secondary circle, air-breathing gas minimum energy is in outer ring.
Recycling sludge provided in an embodiment of the present invention utilizes energy conservation and environmental protection multi-orifice burner, further includes igniter 4, should
The setting direction of igniter 4 is axial parallel or vertical with tube-in-tube structure, and structure is referred to shown in Fig. 1 and Fig. 2.It is anti-
Only air quantity is excessive blows out ignition flame, the settable different directions of igniter 4, can parallel with burner, vertical or its other party
To.Preferably, igniter 4 uses steel heat-resisting material, and igniter fuel uses natural gas and air, point and then hot blast temperature
Up to 1100 DEG C.
Recycling sludge provided in an embodiment of the present invention utilizes energy conservation and environmental protection multi-orifice burner, further includes communication connection in control
The flame monitoring apparatus 5 of system processed, control system it is natural can to control cutting when flame monitoring apparatus 5 detects no flame
Gas influent stream channel and pyrolysis gas influent stream channel.Flame monitoring apparatus 5 is mainly made of probe and signal processor two parts, is exported
Indicate whether or not there is the on-off model of flame.When detecting no flame, flame monitoring apparatus 5 passes the signal to control system
(such as PLC device), PLC device controls the supply of fuel valve fuel shutoff, and starts purging ventilating system, and cleaning enters furnace body and fires
Material prevents furnace body fuel from building up excessive, is again started up to light and sets off an explosion.When having detected flame generation, flame monitoring
Device says that signal is transmitted to PLC device, and PLC device controls fuel control valve door and continues fuel supply, and lasting progress is lighted in guarantee.
Specifically, using ultraviolet light flame detector according to this flame monitoring apparatus of flame temperature.Further, this flame monitoring apparatus
5 keep certain distance with igniter 4, can eliminate the interference of igniter 4, preferably detect main flame, improve accuracy；Its
Structure is referred to shown in Fig. 1, and flame monitoring apparatus 5 and igniter 4 are located at the both ends of sleeve radial direction.
Recycling sludge provided in an embodiment of the present invention utilizes energy conservation and environmental protection multi-orifice burner, further includes that setting is mixed in combustion gas
It closes in channel, for controlling the wind disk of airflow direction；
The outlet in natural gas influent stream channel, pyrolysis gas influent stream channel and combustion-supporting gas influent stream channel is connected to wind disk.The combustion
Burner generates eddy flow so that the change of airflow direction occurs under the action of wind disk for air-flow using the direction of wind disk control air-flow
Deng, make natural gas flow, air stream, pyrolysis air-flow uniformly mix, control excess air factor, to improve pyrolysis gas after-flame journey
Degree improves efficiency of combustion, reduces flame temperature, reduces the discharge of pollutant.
Preferably, wind disk uses stainless steel heat-resisting material, there is corrosion resistance.Sludge provided in an embodiment of the present invention
Resource utilization energy conservation and environmental protection multi-orifice burner further includes in the subsequent combustion chamber of wind disk, which has mixing simultaneously
With the effect lighted.
The embodiment of the invention also provides a kind of recycling sludges to utilize system, including retort and desiccation furnace, feature
It is, the burner of retort and/or desiccation furnace is that above-mentioned recycling sludge such as utilizes energy conservation and environmental protection multi-orifice burner.Pass through
Perception to temperature, control system (such as PLC) control valve control the inlet of fuel, and PLC setting is preferentially fired using pyrolysis gas
Burn, just stop the supply of natural gas when pyrolysis gas can satisfy furnace body temperature, reduce additional energy consumption, save at
This.
In order to advanced optimize above-mentioned technical solution, recycling sludge is using energy conservation and environmental protection multi-orifice burner in retort
And/or the two sides of desiccation furnace are staggered.Burner is staggered in retort furnace chamber and desiccation furnace body two sides, pacifies in this way
Row, it is possible to reduce the dosage of burner and guarantee the heated uniformity of retort and desiccation furnace.
This programme is described further combined with specific embodiments below:
This burner uses sleeve mode, including being built natural gas ring shape influent stream channel in burner body, being helped
Gas-air annular influent stream channel, pyrolysis gas ring shape influent stream channel, wind disk, combustion gas mixing channel, air-fuel mixing chamber, combustion chamber
Deng, burner muffle using manufacture of baking bricks, the shape baked bricks according to retort, desiccation furnace burn point design cross sectional shape and
It is fixed, keep the compactness of structure, the leakproofness of system.
Burner has following several combustion systems: burner is by realizing three kinds of natural gas, pyrolysis gas and air fuel not
Same combination reaches burning, energy-efficient purpose.1, natural gas and air, 2, natural gas, pyrolysis gas and air, 3, cracking gas and sky
Gas.Realization process is as follows: (1) when the lower no pyrolysis gas generation of furnace body temperature, being analyzed by PLC control system, system is beaten automatically
The intake channel of natural gas and the intake channel of air are opened, so that being sprayed after two kinds of gases are sufficiently mixed after wind disk by port
It burns out.(2) when furnace body temperature is higher pyrolysis gas generation, system automatically opens pyrolysis gas intake channel, and initial stage can adopt
It is mixed and burned simultaneously with three kinds of natural gas, pyrolysis gas and air gases, there is largely stable pyrolysis gas to produce when furnace body temperature is higher
When raw, system automatically cuts off Imported gas channel, only passes through the combined burning of pyrolysis gas and air, reduces the additional energy and disappear
Consumption, save the cost.With the progress of carbonization process, the lasting pyrolysis of organic matter, the content of organic matter is constantly reduced in sludge, is pyrolyzed
Gas also therewith constantly reduce, when system generate pyrolysis gas dosage be not enough to support retort and desiccation furnace in use, system from
It is dynamic to open Imported gas and adjust natural gas dosage to guarantee the supply of system thermal.
By thermocouple in retort and drying oven to the automatic measurement of temperature, measuring signal is transmitted to PLC, by certainly
Autocontrol system further regulates and controls the opening of each valve passage such as natural gas, air, cracking gas, according to furnace body temperature situation,
It realizes pluralities of fuel independent assortment burning, reaches energy and maximally utilize, abundant energy saving and cost.
In conclusion generally only carrying out single source (naturally to solve traditional retort, desiccation furnace firing device burner
Gas) burning, the embodiment of the invention discloses a kind of Multi-hole energy-savings that can carry out mixing control burning to pluralities of fuel simultaneously
The pyrolysis gas new energy that burner, the especially device can directly be generated using retort in the presence of combustion-supporting gas, significantly
System energy consumption is reduced, realizes energy recycling, reduces pollutant emission, and has that low cost, structure be simple, replacement side
Just, the advantages that durable.The embodiment of the invention also discloses a kind of recycling sludges using said burner to utilize system.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of recycling sludge utilizes energy conservation and environmental protection multi-orifice burner, which is characterized in that including natural gas influent stream channel, pyrolysis
Gas influent stream channel, combustion-supporting gas influent stream channel, combustion gas mixing channel and control system；
The outlet in natural gas influent stream channel, pyrolysis gas influent stream channel and the combustion-supporting gas influent stream channel is connected to institute
State combustion gas mixing channel；The valve in natural gas influent stream channel, pyrolysis gas influent stream channel and the combustion-supporting gas influent stream channel
Door is all connected to the control system；
The control system can open the natural gas in the case where the temperature in hot stove to be added is lower than the first preset temperature
Influent stream channel and the combustion-supporting gas influent stream channel, cut off pyrolysis gas influent stream channel；
The control system not less than first preset temperature and can be not higher than second in the temperature in the hot stove to be added
In the case where preset temperature, the right gas influent stream channel, pyrolysis gas influent stream channel and the combustion-supporting gas influent stream channel are opened；
The control system can be when the temperature in the hot stove to be added be higher than second preset temperature, described in closing
Right gas influent stream channel, opens pyrolysis gas influent stream channel and the combustion-supporting gas influent stream channel.
2. recycling sludge according to claim 1 utilizes energy conservation and environmental protection multi-orifice burner, which is characterized in that the control
System can also be in the temperature in the hot stove to be added not less than first preset temperature and not higher than the second preset temperature
In the case of, the air inflow in natural gas influent stream channel is reduced to preset value.
3. recycling sludge according to claim 1 utilizes energy conservation and environmental protection multi-orifice burner, which is characterized in that described natural
Gas influent stream channel, pyrolysis gas influent stream channel and/or the combustion-supporting gas influent stream channel are circular passage, and are set with composition sleeve
Structure.
4. recycling sludge according to claim 3 utilizes energy conservation and environmental protection multi-orifice burner, which is characterized in that described natural
Gas influent stream channel, pyrolysis gas influent stream channel and the combustion-supporting gas influent stream channel are the natural compression ring being successively arranged from the inside to the outside
Shape influent stream channel (1), pyrolysis gas ring shape influent stream channel (2) and combustion-supporting gas ring shape influent stream channel (3).
5. recycling sludge according to claim 3 or 4 utilizes energy conservation and environmental protection multi-orifice burner, which is characterized in that also wrap
It includes igniter (4), the setting direction of the igniter (4) is axial parallel or vertical with the tube-in-tube structure.
6. recycling sludge according to claim 1 utilizes energy conservation and environmental protection multi-orifice burner, which is characterized in that further include leading to
News are connected to the flame monitoring apparatus (5) of the control system, and the control system can be examined in the flame monitoring apparatus (5)
When measuring no flame, control cutting natural gas influent stream channel and pyrolysis gas influent stream channel.
7. recycling sludge according to claim 1 utilizes energy conservation and environmental protection multi-orifice burner, which is characterized in that further include setting
It sets in the combustion gas mixing channel, for controlling the wind disk of airflow direction；
The outlet in natural gas influent stream channel, pyrolysis gas influent stream channel and the combustion-supporting gas influent stream channel is connected to institute
State wind disk.
8. recycling sludge according to claim 7 utilizes energy conservation and environmental protection multi-orifice burner, which is characterized in that the wind disk
Using stainless steel heat-resisting material.
9. a kind of recycling sludge utilizes system, including retort and desiccation furnace, which is characterized in that the retort and/or institute
It states the burner of desiccation furnace and utilizes energy conservation and environmental protection porous burner for the recycling sludge as described in claim 1-8 any one
Device.
10. recycling sludge according to claim 9 utilizes system, which is characterized in that the recycling sludge utilizes section
The environmentally friendly multi-orifice burner of energy is staggered in the two sides of the retort and/or the desiccation furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811183344.5A CN108954312B (en) | 2018-10-11 | 2018-10-11 | Sludge recycling system and energy-saving environment-friendly porous combustor thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811183344.5A CN108954312B (en) | 2018-10-11 | 2018-10-11 | Sludge recycling system and energy-saving environment-friendly porous combustor thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108954312A true CN108954312A (en) | 2018-12-07 |
| CN108954312B CN108954312B (en) | 2024-01-05 |
Family
ID=64480874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811183344.5A Active CN108954312B (en) | 2018-10-11 | 2018-10-11 | Sludge recycling system and energy-saving environment-friendly porous combustor thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108954312B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR900702298A (en) * | 1988-09-02 | 1990-12-06 | 마이클 지트만 그레고리 | High-temperature emitting flame generation method and apparatus |
| EP1045203A1 (en) * | 1999-04-16 | 2000-10-18 | Entreprise Generale De Chauffage Industriel Pillard | Multifuel burner |
| CN103697469A (en) * | 2013-11-20 | 2014-04-02 | 西安交通大学 | Pulverized coal flame preheating low NOx burner system |
| CN204042896U (en) * | 2014-08-19 | 2014-12-24 | 中国科学院工程热物理研究所 | Reduce burner and the gas fired-boiler of discharged nitrous oxides |
| CN204535076U (en) * | 2014-12-10 | 2015-08-05 | 湖南华银能源技术有限公司 | A kind of heat smoke producer of lower heat of combustion coal pyrolysis gas |
| CN105737152A (en) * | 2016-03-10 | 2016-07-06 | 陈维汉 | Combusting device for low nitrogen combustion of classification pre-mixed swirling flow |
-
2018
- 2018-10-11 CN CN201811183344.5A patent/CN108954312B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR900702298A (en) * | 1988-09-02 | 1990-12-06 | 마이클 지트만 그레고리 | High-temperature emitting flame generation method and apparatus |
| EP1045203A1 (en) * | 1999-04-16 | 2000-10-18 | Entreprise Generale De Chauffage Industriel Pillard | Multifuel burner |
| CN103697469A (en) * | 2013-11-20 | 2014-04-02 | 西安交通大学 | Pulverized coal flame preheating low NOx burner system |
| CN204042896U (en) * | 2014-08-19 | 2014-12-24 | 中国科学院工程热物理研究所 | Reduce burner and the gas fired-boiler of discharged nitrous oxides |
| CN204535076U (en) * | 2014-12-10 | 2015-08-05 | 湖南华银能源技术有限公司 | A kind of heat smoke producer of lower heat of combustion coal pyrolysis gas |
| CN105737152A (en) * | 2016-03-10 | 2016-07-06 | 陈维汉 | Combusting device for low nitrogen combustion of classification pre-mixed swirling flow |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108954312B (en) | 2024-01-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206244626U (en) | Pyrolyzing sludge device | |
| CN104748125B (en) | Pyrolysis volatile matter combustion system | |
| CN103742946A (en) | Downdraft biomass gasification combustion cooking and heating furnace | |
| CN100363119C (en) | Harmless resource utilization device of urban garbage | |
| CN103277799A (en) | External heated combustor system | |
| CN104180375B (en) | Cracking process smokeless dedusting waste incinerator | |
| CN200961853Y (en) | Fire coal gasification oven | |
| CN102052685B (en) | Incinerator for processing smoke gas generated by waste incineration by utilizing incineration method | |
| CN209130870U (en) | A kind of recycling sludge utilizes system and its energy conservation and environmental protection multi-orifice burner | |
| CN207514925U (en) | A kind of mud cake fluid bed anhydration and incineration stove | |
| CN204574050U (en) | Prevent the refuse pyrolysis plant that bioxin generates | |
| CN116658913A (en) | Asphalt smoke incinerator and control method thereof | |
| CN108954312A (en) | A kind of recycling sludge utilizes system and its energy conservation and environmental protection multi-orifice burner | |
| CN202328185U (en) | Direct-fired gasification furnace for biomass | |
| CN205599653U (en) | Household garbage treating device and machineshop car | |
| CN201437987U (en) | Waste gas incinerator | |
| CN201212729Y (en) | Biomass granular fuel boiler | |
| CN204153784U (en) | Intensified burning apparatus in a kind of stove | |
| CN202928319U (en) | Biomass baking furnace for curing tobacco leaves | |
| CN201228961Y (en) | Environment protection energy-conserving coal furnace | |
| CN202216289U (en) | Domestic furnace | |
| CN111503637A (en) | Process and device for pyrolyzing household garbage by low-nitrogen combustion | |
| CN205579541U (en) | High -efficient low nitrogen gas burner of living beings | |
| CN104896480A (en) | Garbage dual-degradation disposal device | |
| CN110779019A (en) | Domestic waste anaerobic sectional type pyrolysis furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |