CN106994463A - The system that a kind of domestic garbage pyrolysis processing makes building materials - Google Patents
The system that a kind of domestic garbage pyrolysis processing makes building materials Download PDFInfo
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- CN106994463A CN106994463A CN201710395535.7A CN201710395535A CN106994463A CN 106994463 A CN106994463 A CN 106994463A CN 201710395535 A CN201710395535 A CN 201710395535A CN 106994463 A CN106994463 A CN 106994463A
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- pyrolysis
- pyrolytic carbon
- building materials
- oil gas
- domestic garbage
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- 238000000197 pyrolysis Methods 0.000 title claims abstract description 153
- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 54
- 238000012545 processing Methods 0.000 title claims abstract description 49
- 239000004566 building material Substances 0.000 title claims abstract description 33
- 239000002296 pyrolytic carbon Substances 0.000 claims abstract description 73
- 238000005245 sintering Methods 0.000 claims abstract description 25
- 238000009434 installation Methods 0.000 claims abstract description 19
- 239000007789 gas Substances 0.000 claims description 87
- 238000007599 discharging Methods 0.000 claims description 39
- 239000003610 charcoal Substances 0.000 claims description 31
- 238000002485 combustion reaction Methods 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 15
- 238000002156 mixing Methods 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 13
- 230000004913 activation Effects 0.000 claims description 10
- 239000000446 fuel Substances 0.000 claims description 10
- 239000006148 magnetic separator Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 7
- 239000005416 organic matter Substances 0.000 claims description 7
- 238000005453 pelletization Methods 0.000 claims description 7
- 239000011449 brick Substances 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 4
- 239000003546 flue gas Substances 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims description 4
- 210000000952 spleen Anatomy 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 238000010348 incorporation Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 2
- 239000003921 oil Substances 0.000 claims 8
- 239000000295 fuel oil Substances 0.000 claims 1
- 239000004035 construction material Substances 0.000 abstract description 10
- 238000004064 recycling Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000000227 grinding Methods 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 10
- 239000000203 mixture Substances 0.000 description 6
- 241000196324 Embryophyta Species 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000012216 screening Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000007781 pre-processing Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B47/00—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion
- C10B47/28—Other processes
- C10B47/30—Other processes in rotary ovens or retorts
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
-
- 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
- F23G5/006—General arrangement of incineration plant, e.g. flow sheets
-
- 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
- F23G5/033—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment comminuting or crushing
-
- 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
- F23G5/32—Incineration of waste; Incinerator constructions; Details, accessories or control therefor the waste being subjected to a whirling movement, e.g. cyclonic incinerators
-
- 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
- F23G5/44—Details; Accessories
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Combustion & Propulsion (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention relates to the system that a kind of processing of domestic garbage pyrolysis makes building materials, including pretreatment unit, pyrolysis installation, regrading device, pyrolytic carbon processing unit, sintering furnace, the pyrolysis oil gas for making full use of rubbish to produce, high temperature pyrolysis oil gas directly carries out burning utilization in on-site, energy-conservation and recycling level height, and this part is cleverly prepared into construction material using pyrolytic carbon characteristic in itself, not only realize rubbish thoroughly recycling, and can reduce broken before construction material production as haydite, the steps such as ore grinding, the amount of landfill of inorganic dregs can be reduced, and produce the building materials article that can be utilized extensively, social benefit is good.
Description
Technical field
The invention belongs to offal treatment field, and in particular to the processing of solid refuse changing rejected material to useful resource, more particularly to one
Plant the system that domestic garbage pyrolysis processing makes building materials.
Background technology
The acceleration that is in progress with economy and urbanization, population constantly increase and living standard continuous improvement, China's energy
Source consumption is huge, while Output of Domestic Waste is also quickly increasing, 2/3 faces garbage-surrounded city predicament in current big city, leads to
Cross technological means and house refuse is changed into available resources, it is very important problem to alleviate China's energy and environmental crisis.City
City's house refuse wide material sources, complicated component, very big difficulty is brought to garbage disposal.
Domestic garbage pyrolysis technology is high with its resource utilization rate, the small advantage of environmental pollution increasingly by people green grass or young crops
Look at.There are pyrolysis oil, pyrolysis gas and pyrolytic carbon by being pyrolyzed primary product, can be reused as the energy.It is raw in pyrolytic process
Part inorganic dregs, glass, ceramics, metal etc. are entered in rubbish charcoal in rubbish living, make rubbish charcoal complicated component and high ash content,
It is not suitable for burning or the money such as gasify is utilized.
At present, existent technique promotes difficulty height, and the pyrolytic carbon that pyrolysis is produced is not disposed effectively, it is difficult to gone out
Sell, reduction is poor, recycling level is relatively low, the high-temperature oil gas mixture that pyrolytic process is produced obtains Jiao after Oil-gas Separation
There is oil and carbonization gas, high-temperature oil gas mixture substantial amounts of sensible heat can not reclaim, and cause greatly waste.
Therefore, how to design a kind of recycling that can realize the material after refuse pyrolysis turns into this area urgent need to resolve
Problem.
The content of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of domestic garbage pyrolysis processing make building materials system, fully
The pyrolysis oil gas produced using rubbish, high temperature pyrolysis oil gas directly carries out burning utilization, energy-conservation and recycling level in on-site
Height, and this part is cleverly prepared into construction material using pyrolytic carbon characteristic in itself, not only realize rubbish thoroughly resource
Change, and the steps such as the broken, ore grinding before construction material production as haydite can be reduced, it is possible to reduce the landfill of inorganic dregs
Amount, and the building materials article that can be utilized extensively is produced, social benefit is good.
To solve the above problems, the technical solution adopted by the present invention is：
The system that a kind of domestic garbage pyrolysis processing makes building materials, it is characterised in that including：Pretreatment unit, pyrolysis dress
Put, regrading device, pyrolytic carbon processing unit, sintering furnace, wherein,
The pretreatment unit is by the categorized consumer waste；
The charging aperture of the pyrolysis installation is connected with the discharging port A of the pretreatment unit, after will be broken apart
Organic matter is pyrolyzed, generation high temperature pyrolysis oil gas and pyrolytic carbon；
The regrading device is connected with the pyrolytic carbon outlet of the pyrolysis installation；
The charging aperture of the pyrolytic carbon processing unit is connected with the discharging opening of the regrading device, thin by what is screened out
Particle pyrolysis charcoal carries out the shape handles；
The charging aperture of the sintering furnace is connected with the discharging opening of the pyrolytic carbon processing unit, for preparing the building materials.
Further, the pyrolysis oil gas port that goes out of the pyrolysis installation is connected with pyrolysis gas collection system, the sintering furnace
Combustion chamber is entered gas port and is connected with pyrolysis gas collection system.
Further, the pretreatment unit includes bag-breaking machine, cylinder round sifter, separator and disintegrating machine, the broken bag
The discharging opening of machine is connected with the feeding mouth of the cylinder round sifter, and the discharging opening of the cylinder round sifter enters with the separator
Material mouth is connected, and the discharging opening of the separator is connected with the feeding mouth of the disintegrating machine.
Further, the pyrolysis installation includes revolving bed pyrolysis oven, radiant tube burner, distributing device, discharger, its
In, the pyrolysis oven bottom is rotatable ring-shaped furnace bottom, and the radiant tube burner is arranged in annular furnace wall, the radiant tube with
Pyrolysis gas collection system is connected, and is provided by way of the combustion heat is vented one's spleen with heat radiation in reaction institute calorific requirement, the radiant tube
Flue gas and revolving bed in atmosphere isolation, the flitch of the pyrolysis oven furnace bottom selects perforated plate, for being heated evenly material.
Further, in addition to spiral discharging machine, the spiral discharging machine is filled with pyrolysis installation and regrading shape respectively
Connection is put, pyrolytic carbon enters regrading shape device after carrying out cooling and coarse crushing through the spiral discharging machine.
Further, the regrading device includes：Magnetic separator and vibratory sieve, the magnetic separator are used to filter out pyrolysis
Inorganic matter in charcoal, and its discharge gate through regrading device is discharged；The fine grained pyrolytic carbon that the Vibration Screen is selected
Pyrolytic carbon processing unit is entered by Vibration Screen lower discharge port.
Further, the pyrolytic carbon processing unit include blending bunker and disc balling machine, the entrance of the blending bunker with
The Vibration Screen lower discharge port of regrading device is connected by conveyer belt, and outlet is connected with the disc balling machine, the circle
The outlet of disk pelletizer is connected by conveyer belt with the sintering furnace feeding mouth；The vibratory sieve of the regrading device is
The water batch mixing feeding disc balling machine spin of fine grained addition 18% under 0.3mm vibratory sieves, the Vibration Screen 5 minutes, shape
Into diameter 10mm or so charcoal ball.
Further, the oil gas combustion chamber of the sintering furnace is connected with the pyrolysis gas collection system, the oil gas burning
The combustion air inlet of room is connected with air-blaster, and the exhanst gas outlet of the combustion chamber is connected with dust separation system.
Meanwhile, the invention provides the method that a kind of processing of domestic garbage pyrolysis makes building materials, it is characterised in that including
Following steps：
(1) house refuse is pre-processed：House refuse is crushed, sorted；
(2) refuse pyrolysis after pretreatment：Rubbish after preprocessed sorting enters revolving bed pyrolysis oven and is pyrolyzed, generation
High temperature pyrolysis oil gas and pyrolytic carbon, pyrolytic carbon is through cooling and coarse crushing；High temperature pyrolysis oil gas is discharged to pyrolysis gas collection system conduct
Fuel is used；
(3) pyrolytic carbon sorting pelletizing and roasting：Sieved by cooling with the pyrolytic carbon after coarse crushing by regrading device
Point, fine grained prepares charcoal ball or carbon brick by pyrolytic carbon processing unit, and charcoal ball feeding sintering furnace is calcined, and obtains described build
Material.
Further, in the step (1)：The inorganic impurity sub-elected is filled；The metal separated carries out outer transportation and sales
Sell；Separate combustible, organic matter and the inorganic matter not sub-elected carries out broken laggard revolving bed pyrolysis；
In the step (2)：The moisture content of pan feeding is about 20%-60%, and it is uniformly fed into revolving bed pyrolysis oven, stone
Thickness 50-250mm, in stove by the stage heat up, complete dry, pyrolysis and activation reaction, wherein drying temperature be 200~
600 DEG C, the temperature of pyrolysis activation is 700~900 DEG C, and the time rotated a circle is 1h；
The step (3) specifically includes：
Pyrolytic carbon sorts pelletizing：The pyrolytic carbon that pyrolysis is produced enters 0.3mm vibratory sieves, sieve after being crushed by cooling and tentatively
Metal is reclaimed provided with magnetic separator, remaining inorganic matter is filled directly as inorganic dregs, the lower fine grained incorporation water of sieve is mixed
Material, feeding disc balling machine carries out spin, the charcoal ball feeding haydite roaster prepared；
Haydite is calcined：Charcoal ball is placed on the platform with loose structure, and mesa base is provided with oil gas combustion chamber, penetrating pyrolysis
Oil gas is burnt, and charcoal ball is calcined, 900~1100 DEG C of maximum temperature, maximum temperature are heated to 2~3 DEG C/min speed
Retention time is 40~70min, is then cooled again with 2~3 DEG C/min speed, ultimately formed with cavernous haydite.
The beneficial effects of the present invention are：
(1) this part is cleverly prepared construction material by the present invention using pyrolytic carbon characteristic in itself, not only realizes rubbish
Rubbish thoroughly recycling, and the steps such as the broken, ore grinding before construction material production as haydite can be reduced, it is possible to reduce nothing
The amount of landfill of machine dregs, and the building materials article that can be utilized extensively is produced, social benefit is good；
(2) it is complete in same stove using equipment of the revolving bed pyrolysis oven as combustable organic thing pyrolysis oil preparation, gas and charcoal
Into drying, the process of pyrolysis, flow is short；Because pan feeding calorific value is high, composition is more similar, the pyrolysis oil gas calorific value of generation is high, stably
Property it is high, can effectively be utilized；
(3) grinding process in conventional building materials sintering procedure is reduced, production cost is low；
(4) the problem of investing not smooth high, product market outlet, deficiency in economic performance in the prior art is solved；
(5) the pyrolysis oil gas for making full use of rubbish to produce, high temperature pyrolysis oil gas directly carries out burning utilization in on-site, saves
Energy and recycling level height, plant area's technique are simple, and equipment is reliable.
Brief description of the drawings
Fig. 1 is that domestic garbage pyrolysis of the present invention handles the system schematic for making building materials.
Fig. 2 is that domestic garbage pyrolysis of the present invention handles the system and device figure for making building materials.
Wherein, 1, pretreatment unit 2, regrading device 3, blending bunker 4, disc balling machine 5, sintering furnace 6, draw
Blower fan 7, air air-introduced machine 8, gas cleaning discharger 9, spiral discharging machine b, rubbish c, metal d, bulk dregs.
Embodiment
In order that those skilled in the art more fully understand technical scheme, with reference to specific embodiment to this
Invention is described in further detail.
According to an aspect of the present invention, the invention provides the system that a kind of processing of domestic garbage pyrolysis makes building materials,
Fig. 1 is that domestic garbage pyrolysis of the present invention handles the system schematic for making building materials, as shown in figure 1, including：Pretreatment unit 1, heat
Device, regrading device 2, pyrolytic carbon processing unit, sintering furnace 5 are solved, wherein, wherein, the pretreatment unit 1 is by the life
Refuse classification living；The charging aperture of the pyrolysis installation is connected with the discharging port A of the pretreatment unit, after will be broken apart
Organic matter be pyrolyzed, generation high temperature pyrolysis oil gas and pyrolytic carbon；The heat of the regrading device 2 and the pyrolysis installation
Solve charcoal outlet connection；The charging aperture of the pyrolytic carbon processing unit is connected with the discharging opening of the regrading device, will be sieved
The fine grained pyrolytic carbon gone out carries out the shape handles；The charging aperture of the sintering furnace 5 and the discharging opening of the pyrolytic carbon processing unit
Connection, for preparing the building materials.
According to a particular embodiment of the invention, the pyrolysis oil gas port that goes out of the pyrolysis installation connects with pyrolysis gas collection system
Connect, for collecting the pyrolysis oil gas that pyrolysis is produced, the combustion chamber of the sintering furnace 5 is entered gas port and connected with pyrolysis gas collection system
Connect, for fuel of the pyrolysis oil gas come as sintering furnace combustion chamber will to be collected.
According to a particular embodiment of the invention, the mode of the specific processing rubbish of pretreatment unit 1 of the invention is not by spy
Do not limit, processing unit can voluntarily be selected according to component of refuse difference, as long as completing the separation of organic matter and inorganic matter,
In the embodiment of the present invention, pretreatment unit includes bag-breaking machine, cylinder round sifter, separator and disintegrating machine, described broken
The discharging opening of bag machine is connected with the feeding mouth of the cylinder round sifter, the discharging opening of the cylinder round sifter and the separator
Feeding mouth is connected, and the discharging opening of the separator is connected with the feeding mouth of the disintegrating machine, and pending rubbish is through bag-breaking machine, rolling
Shaft screen extension set, separator and disintegrating machine are processed as moisture content for 20%-60%, and diameter is less than after 20mm material even into heat
Solve device.
According to a particular embodiment of the invention, pyrolysis installation has no particular requirement, in the embodiment of the present invention,
The pyrolysis installation includes revolving bed pyrolysis oven, radiant tube burner, distributing device, discharger, wherein, the pyrolysis oven bottom is can
The ring-shaped furnace bottom of rotation, the radiant tube burner is arranged in annular furnace wall, and the radiant tube is connected with pyrolysis gas collection system,
Gas in flue gas and revolving bed in reaction institute calorific requirement, the radiant tube is provided by way of the combustion heat is vented one's spleen with heat radiation
Atmosphere completely cuts off, and the flitch of the pyrolysis oven furnace bottom selects perforated plate, for being heated evenly material.
Pyrolysis oven is divided into four regions, is dry section, the area of pyrolytic reaction one, the area of pyrolytic reaction two and pyrolytic reaction three respectively
Area, material is fed by dry section front end, gas vent is set at the furnace roof in four areas, for collecting high temperature pyrolysis gas；In heat
Three area ends of solution reaction set drawing mechanism, collect layer thickness 50-250mm in pyrolytic carbon, pyrolysis oven, the stage is passed through in stove
Heating, completes to dry, the reaction of pyrolysis and activation, and wherein drying temperature is 200~600 DEG C, the temperature of pyrolysis activation for 700~
900 DEG C, the time rotated a circle is 1h.
According to a particular embodiment of the invention, pyrolytic carbon enters regrading device after the cooling crush of spiral discharging machine 9
2, also can realize this effect using other devices, it is preferred that present invention additionally comprises spiral discharging machine 9, the spiral discharging machine with
The discharging opening connection of pyrolysis installation, pyrolytic carbon enters regrading shape device after carrying out cooling and coarse crushing through spiral discharging machine.
According to a particular embodiment of the invention, because the inorganic residues such as pyrolytic carbon stone, glass, metal are generally bulk, heat
The materials such as metal are carried out postsearch screening using magnetic separator, can also adopted by combustible and inorganic matter good separating effect after solution, the present invention
This function is realized in other ways, and in the embodiment of the present invention, magnetic separator is provided with the regrading device,
Arranged for screening the inorganic matter that pretreatment unit is not filtered out, and by discharge gate of the inorganic matter filtered out through regrading device
Go out, the pyrolytic carbon filtered out in the vibratory sieve of the regrading shape device is passed through enters pyrolytic carbon processing unit by discharging opening.
According to a particular embodiment of the invention, pyrolytic carbon processing unit can be different according to the different choice of construction material
Device, in the specific embodiment one of the present invention, the pyrolytic carbon processing unit includes blending bunker 3 and disc balling machine 4, described
The entrance of blending bunker 3 is connected with the discharging opening under the Vibration Screen of regrading device 2 by conveyer belt, outlet and pelletizer phase
Even, the pelletizer outlet is connected by conveyer belt with sintering furnace feeding mouth.
According to a particular embodiment of the invention, the specification of vibratory sieve can voluntarily be selected according to the construction material difference of selection manufacture
Select, in the specific embodiment one of the present invention, under the vibratory sieve of regrading device is 0.3mm vibratory sieves, the Vibration Screen
Fine grained addition 18% water batch mixing feeding disc balling machine spin 5 minutes, form diameter 10mm or so charcoal ball.
According to a particular embodiment of the invention, vibratory sieve is voluntarily selected according to actual needs, and is had no special requirements, in this hair
In bright specific embodiment two, the pyrolytic carbon processing unit will be pressed after the water of the pyrolytic carbon particle addition 5% after screening
Block, feeding sintering furnace roasting.
According to a particular embodiment of the invention, there is no particular restriction for the calciner 5 of construction material, as long as realizing Building wood
The firing of material, in the embodiment of the present invention, oil gas combustion chamber and the pyrolysis gas collection system of the sintering furnace
It is connected, for providing fuel, the combustion air inlet of the oil gas combustion chamber is connected with air-blaster, the cigarette of the combustion chamber
Gas outlet is connected with dust separation system, the fuel that the oil gas for being pyrolyzed rubbish generation is calcined by the present invention as construction material, is filled
Divide the oil gas that make use of refuse pyrolysis to produce, realize maximally utilizing for resource.
According to another aspect of the present invention, the present invention provides a kind of method that domestic garbage pyrolysis processing makes building materials, its
It is characterised by, comprises the following steps：
(1) house refuse is pre-processed：House refuse is crushed, sorted；
(2) refuse pyrolysis after pretreatment：Rubbish after preprocessed sorting enters revolving bed pyrolysis oven and is pyrolyzed, generation
High temperature pyrolysis oil gas and pyrolytic carbon, pyrolytic carbon is through cooling and coarse crushing；High temperature pyrolysis oil gas is discharged to pyrolysis gas collection system conduct
Fuel is used；
(3) pyrolytic carbon sorting pelletizing and roasting：Sieved by cooling with the pyrolytic carbon after coarse crushing by regrading device
Point, fine grained prepares charcoal ball or carbon brick by pyrolytic carbon processing unit, and charcoal ball feeding sintering furnace is calcined, and obtains described build
Material.
According to a particular embodiment of the invention, in the step (1)：The inorganic impurity sub-elected is filled；Separate
Metal carries out outward transport sale；Separate combustible, organic matter and the inorganic matter not sub-elected carries out broken laggard revolving bed pyrolysis；Institute
State in step (2)：The moisture content of pan feeding is about 20%-60%, and it is uniformly fed to revolving bed pyrolysis oven, layer thickness 50-
250mm, heats up in stove by the stage, completes the reaction of dry, pyrolysis and activation, wherein drying temperature is 200~600 DEG C,
The temperature of pyrolysis activation is 700~900 DEG C, and the time rotated a circle is 1h；The step (3) specifically includes：
Pyrolytic carbon sorts pelletizing：The pyrolytic carbon that pyrolysis is produced enters 0.3mm vibratory sieves, sieve after being crushed by cooling and tentatively
Metal is reclaimed provided with magnetic separator, remaining inorganic matter is filled directly as inorganic dregs, the lower fine grained incorporation water of sieve is mixed
Material, feeding disc balling machine carries out spin, the charcoal ball feeding haydite roaster prepared；
Haydite is calcined：Charcoal ball is placed on the platform with loose structure, and mesa base is provided with oil gas combustion chamber, penetrating pyrolysis
Oil gas is burnt, and charcoal ball is calcined, 900~1100 DEG C of maximum temperature, maximum temperature are heated to 2~3 DEG C/min speed
Retention time is 40~70min, is then cooled again with 2~3 DEG C/min speed, ultimately formed with cavernous haydite.
Thus, the system that a kind of domestic garbage pyrolysis of the invention processing makes building materials, the heat for making full use of rubbish to produce
Oil gas is solved, high temperature pyrolysis oil gas directly carries out burning utilization, energy-conservation and recycling level height in on-site, and plant area's technique is simple,
Equipment is reliable, using equipment of the revolving bed pyrolysis oven as combustable organic thing pyrolysis oil preparation, gas and charcoal, is completed in same stove
Drying, the process of pyrolysis, flow is short, and pan feeding calorific value is high, composition is more similar, and the pyrolysis oil gas calorific value of generation is high, stability is high,
Can effectively it be utilized.
Embodiment one
Domestic garbage pyrolysis processing is built first makes building materials system, the charging aperture of the pyrolysis installation and the pretreatment
The discharging port A connection of device, is pyrolyzed, generation high temperature pyrolysis oil gas and pyrolytic carbon for the organic matter after will be broken apart；
The regrading device is connected with the pyrolytic carbon outlet of the pyrolysis installation；The charging aperture of the pyrolytic carbon processing unit and institute
The discharging opening connection of regrading device is stated, the fine grained pyrolytic carbon screened out is handled；The charging aperture of the sintering furnace
It is connected with the discharging opening of the pyrolytic carbon processing unit, for preparing the building materials, the pyrolysis installation goes out pyrolysis oil gas port
It is connected with pyrolysis gas collection system, the combustion chamber of the sintering furnace is entered gas port and is connected with pyrolysis gas collection system.
Then substep runtime：
(1) house refuse is pre-processed：Main purpose is that raw material is classified and certain particle size is reached, so pretreating process bag
Include and carry out respective handling, the pre- place using bag breaking system, gradation sizing system, winnowing machine, Packing Machine, rotary screen and disintegrating machine
Reason requires according to handling process, and its order of connection is broken bag-roller screen-sorting-broken, each process be respectively provided with a charging aperture and
One discharging opening, bulk inorganic matter therein, metal etc. are separated, and refuse breaking to revolving bed pan feeding is required after sorting, diameter
＜ 20mm, moisture content is about 20%-60%.
(2) pyrolysis of rubbish after pre-processing：Rubbish after processing is uniformly fed into revolving bed pyrolysis oven, layer thickness 50-
250mm, heats up in stove by the stage, completes the reaction of dry, pyrolysis and activation, wherein drying temperature is 200~600 DEG C,
The temperature of pyrolysis activation is 700~900 DEG C, and the time rotated a circle is 1h.
Wherein revolving bed pyrolysis oven is the main equipment for realizing the process, and it includes revolving bed pyrolysis oven, radiant tube burning
Device, and the auxiliary body such as cloth, discharging.The revolving bed pyrolysis oven has charging aperture, and high temperature pyrolysis gas outlet, pyrolytic carbon goes out
Mouth and fuel inlet, the charging aperture are connected with the refuse breaking discharging opening in pretreatment system；The high-temperature oil gas outlet is logical
Pipeline is crossed with revolving bed fuel inlet, roaster fuel inlet to be connected；The heating set without heat carrier heat accumulating type rotating bed
Device is gas fired radiant tubes, its by burning be the revolving bed heat supply, and the pyrolytic carbon outlet be connected with vibratory sieve.Heat
It is rotatable ring-shaped furnace bottom to solve stove furnace bottom, and radiant tube burner is arranged in annular furnace wall, vented one's spleen by the combustion heat with heat radiation
Mode atmosphere isolation in flue gas and revolving bed in reaction institute calorific requirement, radiant tube is provided.Pyrolysis oven is divided into four areas
Domain, is dry section, the area of pyrolytic reaction one, the area of pyrolytic reaction two and the area of pyrolytic reaction three respectively, and material is fed by dry section front end,
Gas vent is set at the furnace roof in four areas, for collecting high temperature pyrolysis gas；Discharging dress is set in the area end of pyrolytic reaction three
Put, collect pyrolytic carbon, in order that material is heated evenly, the flitch of furnace bottom selects perforated plate.Pyrolysis oil pneumatic transmission enters revolving bed, roasting
Stove is used as fuel.
(3) pyrolytic carbon sorting pelletizing：The pyrolytic carbon that pyrolysis is produced enters 0.3mm vibrations after being crushed by cooling and tentatively
Sieve.Sieve reclaims metal provided with magnetic separator, and the inorganic matter such as remaining stone, glass is filled directly as inorganic dregs.It is described to shake
Dynamic sieve sieve upper outlet connection conveyer belt is mixed with pre-processing the dregs sub-elected, the lower outlet feeding disc balling machine blending bunker of sieve,
The entrance of disc balling machine blending bunker is connected with Vibration Screen lower conveyer belt, and outlet is connected with pelletizer, and pelletizer outlet passes through
Conveyer belt is connected with haydite roaster feeding mouth, is then fed into disc balling machine and carries out spin.The charcoal ball feeding haydite prepared
Roaster.
(4) haydite is calcined：Haydite roaster is provided with feeding mouth, and oil gas combustion chamber has oil gas entrance, combustion air inlet
And exhanst gas outlet, the oil gas entrance of the combustion chamber is exported with revolving bed high-temperature oil gas to be connected；The combustion air of the combustion chamber
It is connected with air-blaster；The exhanst gas outlet of the combustion chamber is connected with dust separation system, and charcoal ball is placed in porous knot
On the platform of structure, mesa base provided with oil gas combustion chamber, spray into pyrolysis oil gas burning, charcoal ball is calcined, with 2~3 DEG C/
Min speed is heated to 900~1100 DEG C of maximum temperature, and the maximum temperature retention time is 40~70min, then again with 2~3
DEG C/cooling of min speed, ultimately form with cavernous haydite.
Certain city's house refuse is used for raw material, composition composition such as following table：
The rubbish for entering factory removes bulk inorganic matter and metal by simple sorting, and feeding revolving bed is pyrolyzed.
0.3mm vibratory sieves are sent into after the rubbish charcoal simple crushing of generation.The water batch mixing feeding of the lower fine grained addition 18% of sieve
Disc balling machine spin 5 minutes, forms diameter 10mm or so haydite, sends into haydite roaster.Final haydite yield accounts for admission
The 15% of rubbish.
Calculated with handling 100 tons of rubbish day, about 15 tons of haydites can be produced, the producer price of one ton of haydite of factory is at 500 yuan, pottery
Grain is daily with regard to that can take in 7500 yuan, and along with one ton of more than 100 yuan of rubbish government subsidy is often handled, this two can just take in daily
1.75 ten thousand yuan, even without government subsidy, treatment plant can also get a profit.
Embodiment two
The difference of embodiment two and embodiment one is that pyrolytic carbon processing unit is blending bunker and cuber, will produce
Rubbish charcoal simple crushing after send into 2mm vibratory sieves.Brickkiln is sent into after the water of the lower fine grained addition 5% of sieve, briquetting, guarantor is calcined out
Warm brick.Certain municipal refuse raw material, component of refuse see the table below：
Calculated with handling 200 tons of rubbish day, about 30 tons of insulating bricks can be produced, the producer price of one ton of insulating brick of factory is 600
Member, daily with regard to 1.8 ten thousand yuan can be taken in, along with often handle one ton of more than 50 yuan of rubbish government subsidy, not only this two daily with regard to energy
Take in 2.8 ten thousand yuan, good economy performance.
The system that a kind of domestic garbage pyrolysis processing provided by the present invention makes building materials is described in detail above,
Embodiment used herein is set forth to the principle and embodiment of the application, and the explanation of above example is only intended to
Help understands the present processes and its core concept；Simultaneously for those of ordinary skill in the art, the think of according to the application
Think, will change in specific embodiments and applications, in summary, this specification content should not be construed as pair
The limitation of the application.
Claims (10)
1. the system that a kind of domestic garbage pyrolysis processing makes building materials, it is characterised in that including：Pretreatment unit, pyrolysis installation,
Regrading device, pyrolytic carbon processing unit, sintering furnace, wherein,
The pretreatment unit is by the categorized consumer waste；
The charging aperture of the pyrolysis installation is connected with the discharging port A of the pretreatment unit, for organic after will be broken apart
Thing is pyrolyzed, generation high temperature pyrolysis oil gas and pyrolytic carbon；
The regrading device is connected with the pyrolytic carbon outlet of the pyrolysis installation；
The charging aperture of the pyrolytic carbon processing unit is connected with the discharging opening of the regrading device, by the fine grained screened out
Pyrolytic carbon carries out the shape handles；
The charging aperture of the sintering furnace is connected with the discharging opening of the pyrolytic carbon processing unit, for preparing the building materials.
2. the system that domestic garbage pyrolysis processing according to claim 1 makes building materials, it is characterised in that the pyrolysis dress
The pyrolysis oil gas port that goes out put is connected with pyrolysis gas collection system, and the combustion chamber of the sintering furnace enters gas port and collects system with pyrolysis gas
System connection.
3. the system that domestic garbage pyrolysis processing according to claim 1 makes building materials, it is characterised in that the pretreatment
Device includes bag-breaking machine, cylinder round sifter, separator and disintegrating machine, the discharging opening of the bag-breaking machine and the cylinder round sifter
Feeding mouth is connected, and the discharging opening of the cylinder round sifter is connected with the feeding mouth of the separator, the discharging opening of the separator
It is connected with the feeding mouth of the disintegrating machine.
4. the system that domestic garbage pyrolysis processing according to claim 1 makes building materials, it is characterised in that the pyrolysis dress
Put including revolving bed pyrolysis oven, radiant tube burner, distributing device, discharger, wherein, the pyrolysis oven bottom is rotatable annular
Furnace bottom, the radiant tube burner is arranged in annular furnace wall, and the radiant tube is connected with pyrolysis gas collection system, passes through the combustion heat
The atmosphere isolation vented one's spleen in the flue gas and revolving bed for being provided and being reacted in institute's calorific requirement, the radiant tube in the way of heat radiation, institute
The flitch for stating pyrolysis oven furnace bottom selects perforated plate, for being heated evenly material.
5. the system that domestic garbage pyrolysis processing according to claim 1 makes building materials, it is characterised in that also including spiral
Discharging machine, the spiral discharging machine is connected with pyrolysis installation and regrading shape device respectively, and pyrolytic carbon is through the spiral discharging
Machine carries out entering regrading shape device after cooling and coarse crushing.
6. the system that domestic garbage pyrolysis processing according to claim 1 makes building materials, it is characterised in that the secondary sieve
Separating device includes：Magnetic separator and vibratory sieve, the magnetic separator are used to filter out the inorganic matter in pyrolytic carbon, and by it through secondary sieve
The discharge gate discharge of separating device；The fine grained pyrolytic carbon that the Vibration Screen is selected is entered by Vibration Screen lower discharge port to be pyrolyzed
Charcoal processing unit.
7. the system that domestic garbage pyrolysis processing according to claim 6 makes building materials, it is characterised in that the pyrolytic carbon
Processing unit includes blending bunker and disc balling machine, the entrance of the blending bunker and the Vibration Screen bottom discharge of regrading device
Mouth is connected by conveyer belt, and outlet is connected with the disc balling machine, and the outlet of the disc balling machine passes through conveyer belt and institute
Sintering furnace feeding mouth is stated to be connected；The vibratory sieve of the regrading device is thin under 0.3mm vibratory sieves, the Vibration Screen
The water batch mixing feeding disc balling machine spin of grain addition 18% 5 minutes, forms diameter 10mm or so charcoal ball.
8. the system that domestic garbage pyrolysis processing according to claim 1 makes building materials, it is characterised in that the sintering furnace
Oil gas combustion chamber be connected with the pyrolysis gas collection system, the combustion air inlet and air-blaster of the oil gas combustion chamber
It is connected, the exhanst gas outlet of the oil gas combustion chamber is connected with dust separation system.
9. the method for making building materials using the domestic garbage pyrolysis processing any one of claim 1-8, it is characterised in that
Comprise the following steps：
（1）House refuse is pre-processed：House refuse is crushed, sorted；
（2）Refuse pyrolysis after pretreatment：Rubbish after preprocessed sorting enters revolving bed pyrolysis oven and is pyrolyzed, and generates high temperature
Oil gas and pyrolytic carbon are pyrolyzed, pyrolytic carbon is through cooling and coarse crushing；High temperature pyrolysis oil gas is discharged to pyrolysis gas collection system as fuel
Use；
（3）Pyrolytic carbon sorts pelletizing and roasting：Sieved by cooling with the pyrolytic carbon after coarse crushing by regrading device, carefully
Particle prepares charcoal ball or carbon brick by pyrolytic carbon processing unit, and charcoal ball feeding sintering furnace is calcined, and obtains the building materials.
10. method according to claim 9, it is characterised in that
The step（1）In：The inorganic impurity sub-elected is filled；The metal separated carries out outward transport sale；Separate combustible,
Organic matter and the inorganic matter not sub-elected carry out broken laggard revolving bed pyrolysis；
The step（2）In：The moisture content of pan feeding is about 20%-60%, and it is uniformly fed into revolving bed pyrolysis oven, layer thickness
50-250mm, heats up in stove by the stage, completes the reaction of dry, pyrolysis and activation, wherein drying temperature is 200 ~ 600
DEG C, the temperature of pyrolysis activation is 700 ~ 900 DEG C, and the time rotated a circle is 1h；
The step（3）Specifically include：
Pyrolytic carbon sorts pelletizing：The pyrolytic carbon that pyrolysis is produced enters after being crushed by cooling and tentatively to be set on 0.3mm vibratory sieves, sieve
There is magnetic separator to reclaim metal, remaining inorganic matter is filled directly as inorganic dregs, the lower pyrolytic carbon fine grained incorporation water of sieve is carried out
Batch mixing, feeding disc balling machine carries out spin, the charcoal ball feeding haydite roaster prepared；
Haydite is calcined：Charcoal ball is placed on the platform with loose structure, and mesa base is provided with oil gas combustion chamber, sprays into pyrolysis oil gas
Burning, is calcined to charcoal ball, and 900 ~ 1100 DEG C of maximum temperature is heated to 2~3 DEG C/min speed, and maximum temperature is kept
Time is 40 ~ 70min, is then cooled again with 2~3 DEG C/min speed, ultimately formed with cavernous haydite.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109433794A (en) * | 2018-11-02 | 2019-03-08 | 湖北亚首生物质新能源科技有限公司 | Domestic garbage pyrolysis processing system and method |
| CN109534846A (en) * | 2018-12-27 | 2019-03-29 | 永清环保股份有限公司 | The disposal of resources method and haydite of sludge and agriculture and forestry organic waste material |
| CN112113223A (en) * | 2020-08-24 | 2020-12-22 | 浙江天象环境服务有限公司 | Method for cooperatively treating industrial hazardous waste by utilizing steel mill kiln |
| CN112707610A (en) * | 2020-12-24 | 2021-04-27 | 南京绿帝环保能源科技有限公司 | Process for resource utilization of oily sludge |
| CN114368751A (en) * | 2022-01-14 | 2022-04-19 | 浙江悦胜环境科技有限公司 | High-efficiency activated carbon activation process and activation device |
| CN115014086A (en) * | 2022-05-31 | 2022-09-06 | 西安交通大学 | System and method for preparing ceramsite by adopting waste fly ash in waste incineration power plant |
| CN115502187A (en) * | 2022-09-27 | 2022-12-23 | 桐乡同奥农业科技有限公司 | Anaerobic pyrolysis carbonization treatment process for kitchen garbage |
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2017
- 2017-05-27 CN CN201710395535.7A patent/CN106994463A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109433794A (en) * | 2018-11-02 | 2019-03-08 | 湖北亚首生物质新能源科技有限公司 | Domestic garbage pyrolysis processing system and method |
| CN109534846A (en) * | 2018-12-27 | 2019-03-29 | 永清环保股份有限公司 | The disposal of resources method and haydite of sludge and agriculture and forestry organic waste material |
| CN112113223A (en) * | 2020-08-24 | 2020-12-22 | 浙江天象环境服务有限公司 | Method for cooperatively treating industrial hazardous waste by utilizing steel mill kiln |
| CN112707610A (en) * | 2020-12-24 | 2021-04-27 | 南京绿帝环保能源科技有限公司 | Process for resource utilization of oily sludge |
| CN114368751A (en) * | 2022-01-14 | 2022-04-19 | 浙江悦胜环境科技有限公司 | High-efficiency activated carbon activation process and activation device |
| CN115014086A (en) * | 2022-05-31 | 2022-09-06 | 西安交通大学 | System and method for preparing ceramsite by adopting waste fly ash in waste incineration power plant |
| CN115502187A (en) * | 2022-09-27 | 2022-12-23 | 桐乡同奥农业科技有限公司 | Anaerobic pyrolysis carbonization treatment process for kitchen garbage |
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