CN209024387U - A kind of indirect heat transmission type pyrolyzing sludge carbonizing plant and pyrolyzing sludge carbonization system - Google Patents
A kind of indirect heat transmission type pyrolyzing sludge carbonizing plant and pyrolyzing sludge carbonization system Download PDFInfo
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- CN209024387U CN209024387U CN201821295405.2U CN201821295405U CN209024387U CN 209024387 U CN209024387 U CN 209024387U CN 201821295405 U CN201821295405 U CN 201821295405U CN 209024387 U CN209024387 U CN 209024387U
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- 239000010802 sludge Substances 0.000 title claims abstract description 223
- 238000010000 carbonizing Methods 0.000 title claims abstract description 47
- 230000005540 biological transmission Effects 0.000 title claims abstract description 43
- 238000003763 carbonization Methods 0.000 title claims abstract description 37
- 238000000197 pyrolysis Methods 0.000 claims abstract description 64
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000003546 flue gas Substances 0.000 claims abstract description 24
- 238000001035 drying Methods 0.000 claims description 67
- 239000007789 gas Substances 0.000 claims description 58
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 47
- 238000001816 cooling Methods 0.000 claims description 38
- 229910052799 carbon Inorganic materials 0.000 claims description 37
- 238000012545 processing Methods 0.000 claims description 23
- 239000007921 spray Substances 0.000 claims description 23
- 230000007246 mechanism Effects 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000002485 combustion reaction Methods 0.000 claims description 8
- 230000003028 elevating effect Effects 0.000 claims description 8
- 239000004215 Carbon black (E152) Substances 0.000 claims description 6
- 230000001877 deodorizing effect Effects 0.000 claims description 6
- 229930195733 hydrocarbon Natural products 0.000 claims description 6
- 150000002430 hydrocarbons Chemical class 0.000 claims description 6
- 239000003513 alkali Substances 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 3
- 230000032258 transport Effects 0.000 claims description 2
- 239000002296 pyrolytic carbon Substances 0.000 claims 2
- 241000585116 Galba truncatula Species 0.000 claims 1
- 239000012075 bio-oil Substances 0.000 abstract description 7
- 238000000926 separation method Methods 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 239000000126 substance 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
- 108010034145 Helminth Proteins Proteins 0.000 description 1
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- 244000052616 bacterial pathogen Species 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 244000000013 helminth Species 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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Landscapes
- Treatment Of Sludge (AREA)
Abstract
The utility model discloses a kind of indirect heat transmission type pyrolyzing sludge carbonizing plant and pyrolyzing sludge carbonization systems, including pyrolysis carbide furnace and to pyrolysis carbide furnace in supplying high temperature flue gas the first burner, the pyrolysis conveyer moved in pyrolysis carbide furnace for conveying sludge is equipped in pyrolysis carbide furnace, being pyrolyzed conveyer includes the horizontally disposed auger conveyor of multistage, multistage auger conveyor is arranged above and below, auger conveyor conveys sludge from its first end to second end in the horizontal direction, the conveying direction of neighbouring auger conveyor is opposite, the first end of the auger conveyor of lower section receives the sludge fallen from the second end of auger conveyor adjacent and above, every section of auger conveyor includes shell and pushes the screw impeller of sludge movement in shell.The indirect heat transmission type pyrolyzing sludge carbonizing plant and pyrolyzing sludge carbonization system of the bio oil of the utility model will not generate the bio oil of difficult separation.
Description
Technical field
The utility model relates to the Treatment of Sludge of environment protection field.Specially a kind of indirect heat transmission type pyrolyzing sludge carbonizing plant
And pyrolyzing sludge carbonization system.
Background technique
Sludge is one of Main By product of municipal sewage plant, with the development of urbanization and mentioning for environmental requirement
The yield of height, sludge sharply increases.Contain a large amount of germs, helminth and harmful substance (such as heavy metal) in sludge and is often accompanied by smelly
Taste is piled up arbitrarily or is dealt with improperly, all may cause secondary pollution.In addition, in addition to above-mentioned substance, also containing big in sludge
The organic matter of amount, if disposition meeting is piled up arbitrarily so that a large amount of organic matters waste.
Pyrolyzing sludge is because of its good economy performance, secondary pollution is small, thermal decomposition product utility value is considered real due to high the advantages that
One of existing sludge reduction, stabilisation, thermochemical treatment technology of innoxious and resource target great potential.Utilize sludge
Pyrolysis oil preparation be dispose in recent years sludge one kind it is new be expected to reach the technology of energy balance, but the heat of pyrolysis processing at present
Utilization efficiency is lower, leads to the pyrolysis processing higher cost of sludge.In addition, the bio oil difficulty point that current pyrolysis oven pyrolysis generates
From exhaust gas component is complicated, can generate pollution to atmosphere.
Utility model content
The utility model overcomes the shortcomings that existing pyrolyzing sludge processing generates the bio oil of difficult separation, provides one kind not
The indirect heat transmission type pyrolyzing sludge carbonizing plant of the bio oil of difficult separation can be generated.
The indirect heat transmission type pyrolyzing sludge carbonizing plant of the utility model, including be pyrolyzed carbide furnace and be carbonized to the pyrolysis
First burner of supplying high temperature flue gas in furnace, the pyrolysis carbide furnace is interior to be equipped with for conveying sludge in the pyrolysis carbide furnace
The pyrolysis conveyer of interior movement, the pyrolysis conveyer include the horizontally disposed auger conveyor of multistage, multistage auger conveyor
It is arranged above and below, every section of auger conveyor conveys sludge, neighbouring spiral shell from its first end to second end in the horizontal direction
The conveying direction of conveyer is revolved on the contrary, the first end of the auger conveyor of lower section receives the from auger conveyor adjacent and above
The sludge that two ends are fallen, every section of auger conveyor include shell and push the spiral shell of the sludge movement in the shell
Pusher is revolved, the first end of the shell of every section of auger conveyor has the receiving opening for receiving sludge, every section of spiral
The second end of the shell of conveyer has the outlet opening of discharge sludge.
Preferably, the position of the sludge outlet of every section of auger conveyor and the helical feed for being located at adjacent lower section
The position of the receiving opening of device is opposite up and down, and is connected with the pipeline for allowing sludge to pass through therebetween.
Preferably, the first end for being located at the auger conveyor of the top stretches out in the furnace body and its receiving opening is located at
Outside the furnace body, the furnace body is stretched out in positioned at the second end of the auger conveyor of bottom and its outlet opening is located at the furnace
In vitro.
Preferably, it is described pyrolysis carbide furnace auger conveyor shell be equipped with exhaust outlet, the exhaust outlet with it is described
First burner mutually passes to the pyrolysis gas comprising hydrocarbon for generating pyrolysis and is sent into the first burner combustion.
Preferably, the indirect heat transmission type pyrolyzing sludge carbonizing plant further includes the second burner, first burning
Device is communicated for the high-temperature flue gas in the first burner to be delivered in the second burner with the second burner and be burnt away.
The utility model also provides a kind of indirect heat transmission type pyrolyzing sludge carbonization system, the indirect heat transmission type pyrolyzing sludge
Carbonization system includes the sludge receiving/storing device for receiving and storing wet mud, receives the wet dirt that sludge receiving/storing device is sent
Mud and the sludge drying mechanism that it is dried, the sludge that pyrolysis carbonization treatment formation sludge carbon is carried out to the sludge after drying
Pyrolysis carbonizing plant cool down to sludge carbon the cooling storage device of sludge carbon of storage and to the sludge drying mechanism and dirt
The exhaust gas processing device that the tail gas that mud pyrolysis carbonizing plant generates is handled, wherein the pyrolyzing sludge carbonizing plant is as above
The pyrolyzing sludge carbonizing plant.
Preferably, the sludge receiving/storing device includes wet mud storage warehouse, receives the wet mud storage warehouse row
Wet mud out and convey the wet mud screw conveyor of wet mud, receive wet mud that wet mud screw conveyor is sent and to its into
The crusher and transport broken wet mud to the elevating scoop conveyer of the sludge drying mechanism that row is crushed.
Preferably, the sludge drying mechanism includes receiving the next sludge of the elevating scoop conveyer conveying and carrying out to it
Steam boiler and reception of the dry contact drying machine, the interior conveying high-temperature steam of Xiang Suoshu contact drying machine for being heated to sludge
Sludge after drying and the dry mud conveyer for being transported to the pyrolysis carbide furnace, the offgas outlet of the steam boiler and institute
State exhaust gas processing device connection.
Preferably, the sludge drying mechanism further includes that its air inlet is communicated with the exhaust outlet of the contact drying machine
Spray column, the air inlet that the outlet of the spray column is sent into the contact drying machine after air-introduced machine communicate so that passing through spray column
Portion gas after washing cooling, which is entered in the contact drying machine, is dried the sludge in it.
Preferably, the air-introduced machine is connect so that by after spray column with first burner and/or steam boiler
Portion gas be transported to burning in first burner and/or steam boiler.
Preferably, the cooling storage device of the sludge carbon includes cooling Storage Silo and the fire grate that will be carbonized from the pyrolysis
Sludge carbon out is delivered to the coolconveyer of the cooling Storage Silo, and the cooling Storage Silo has cooling cavities, institute
Stating the cooling storage device of sludge carbon further includes the cold water that can mutually pass to the cooling cavities to cooling cavities conveying cold water
Slot.
Preferably, the exhaust gas processing device includes water spray tower, alkali spray column, the biological deodorizing dress set gradually
It sets, activated carbon adsorber and chimney.
The utility model also provides another indirect heat transmission type pyrolyzing sludge carbonization system, the indirect heat transmission type sludge
Pyrolysis carbonization system include the sludge receiving/storing device for receiving and storing wet mud, receive sludge receiving/storing device send
Wet mud and the sludge drying mechanism that it is dried carry out pyrolysis carbonization treatment to the sludge after drying and form sludge carbon
Pyrolyzing sludge carbonizing plant cool down to sludge carbon the cooling storage device of sludge carbon of storage and to the sludge drying mechanism
The exhaust gas processing device that the tail gas generated with pyrolyzing sludge carbonizing plant is handled, wherein the pyrolyzing sludge carbonizing plant is
Pyrolyzing sludge carbonizing plant as described above, the sludge drying mechanism include contact drying machine, in Xiang Suoshu contact drying machine
The steam generation facility and receive the sludge after drying and be transported to the heat that conveying high-temperature steam is used to heat sludge
Solve carbide furnace dry mud conveyer, the steam generation facility be connected to the second burner of the pyrolyzing sludge carbonizing plant with
The high-temperature flue gas generated in second burner is passed through the heat-exchange device of steam generation facility in steam generation facility
Water heated to generate steam.
Preferably, the heat-exchange device of the steam generation facility is connect with exhaust gas processing device will pass through the steam
The flue gas of the heat-exchange device of generating device is passed through the exhaust gas processing device and is handled.
The indirect heat transmission type pyrolyzing sludge carbonizing plant and pyrolyzing sludge carbonization system and prior art phase of the utility model
Than having the advantages that
1, the indirect heat transmission type pyrolyzing sludge carbonizing plant of the utility model is by high-temperature flue gas to the shell of auger conveyor
Intracorporal sludge carries out indirect heating, thermally decomposes sludge under the intracorporal anaerobic of shell or anaerobic condition, and generation largely includes
The pyrolysis gas of hydrocarbon, so as to avoid bio oil generation and separation the case where.
2, the shell of the auger conveyor of the pyrolysis carbide furnace is equipped with exhaust outlet, the exhaust outlet and the burner phase
It passes to the pyrolysis gas comprising hydrocarbon for generating pyrolysis and is sent into burner combustion, can more fully utilize pyrolyzing sludge mistake
The energy generated in journey, improves the thermal efficiency.
3, first burner is communicated with the second burner is delivered to the second combustion for the high-temperature flue gas in the first burner
It burns away in burner, the incendivity ingredient in pyrolysis gas and high-temperature flue gas can be made more fully to be burnt, to reduce tail
Harmful components in gas.
4, the portion gas after being cooled down by spray column, which is sent into the burner of the first burner or steam boiler, to burn,
Portion gas enters the steam that high humility is taken away in contact drying machine.
5, in another scheme, it is not provided with steam boiler, but passes through the high-temperature flue gas of the second combustion chambers burn generation
Heat exchanger into steam generation facility heats the water in steam generation facility, so that high temperature cigarette on the one hand be utilized
The waste heat of gas, while the temperature benefit of high-temperature flue gas is also reduced in the processing of subsequent tail gas.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the indirect heat transmission type pyrolyzing sludge carbonizing plant of the utility model one embodiment.
Fig. 2 is the structural schematic diagram of the indirect heat transmission type pyrolyzing sludge carbonization system of the utility model one embodiment.
Appended drawing reference
1 pyrolysis carbide furnace, 2 auger conveyors, 3 first burners, 4 second burners.
Specific embodiment
The utility model provides a kind of indirect heat transmission type pyrolyzing sludge carbonizing plant, as shown in Figure 1, indirect heat transmission type is dirty
Mud pyrolysis carbonizing plant include be pyrolyzed carbide furnace 1 and to it is described pyrolysis carbide furnace 1 in supplying high temperature flue gas the first burner 3,
The pyrolysis conveyer moved in the pyrolysis carbide furnace 1 for conveying sludge, the heat are equipped in the pyrolysis carbide furnace 1
Solving conveyer includes the horizontally disposed auger conveyor 2 of multistage, and multistage auger conveyor 2 is arranged above and below, can set in pyrolysis oven
Set the auger conveyor 2 that a row or multi-row is arranged above and below.Every section of auger conveyor 2 in the horizontal direction from its first end to
Second end conveys sludge, the conveying direction of neighbouring auger conveyor 2 on the contrary, the auger conveyor 2 of lower section first end
The sludge fallen from the second end of auger conveyor 2 adjacent and above is received, every section of auger conveyor 2 includes shell and position
In the helicoidal pusher for pushing sludge movement in the shell, the first of the shell of every section of auger conveyor 2
Holding has the receiving opening for receiving sludge, and the second end of the shell of every section of auger conveyor 2 has the discharge of discharge sludge
Opening.
The indirect heat transmission type pyrolyzing sludge carbonizing plant of the utility model is by high-temperature flue gas to the shell of auger conveyor 2
Intracorporal sludge carries out indirect heating, thermally decomposes sludge under the intracorporal anaerobic of shell or anaerobic condition, and generation largely includes
The pyrolysis gas of hydrocarbon, so as to avoid bio oil generation and separation the case where.
In the present embodiment, the position of the sludge outlet of every section of auger conveyor 2 and the spiral shell for being located at adjacent lower section
The position for revolving the receiving opening of conveyer 2 is opposite up and down, and is connected with the pipeline for allowing sludge to pass through therebetween.Positioned at most upper
The first end of the auger conveyor 2 of side stretches out in the furnace body and its receiving opening is located at outside the furnace body, receives and comes from sludge
The drying sludge that drying device is sent.The furnace body is stretched out in positioned at the second end of the auger conveyor 2 of bottom and it is discharged
Opening is located at outside the furnace body, and sludge is generated as the sludge carbon that can be recycled after completing pyrolysis, and outlet arranges sludge carbon
Out to the cooling storage device of sludge carbon.
In the present embodiment, the shell of the auger conveyor 2 of the pyrolysis carbide furnace 1 is equipped with exhaust outlet, the exhaust outlet
The pyrolysis gas comprising hydrocarbon for generating pyrolysis, which is mutually passed to, with the burner is sent into burner combustion, it can abundant land productivity
With the energy generated during pyrolyzing sludge.
As a preferred option, as shown in Figure 1, the indirect heat transmission type pyrolyzing sludge carbonizing plant further includes the second burning
Device 4, in the present embodiment, the first burner 3 are located at the lower section of the pyrolysis carbide furnace 1, and the second burner 4 is located at the pyrolysis
The top of carbide furnace 1.First burner 3 is communicated with the second burner 4 by the high-temperature flue gas conveying in the first burner 3
It burns away in the second burner 4, the incendivity ingredient in pyrolysis gas and high-temperature flue gas can be made more fully to be burnt, from
And reduce the harmful components in tail gas.
The utility model also provides a kind of indirect heat transmission type pyrolyzing sludge carbonization system, the indirect heat transmission type pyrolyzing sludge
Carbonization system includes the sludge receiving/storing device for receiving and storing wet mud, receives the wet dirt that sludge receiving/storing device is sent
Mud and the sludge drying mechanism that it is dried, the sludge that pyrolysis carbonization treatment formation sludge carbon is carried out to the sludge after drying
Pyrolysis carbonizing plant cool down to sludge carbon the cooling storage device of sludge carbon of storage and to the sludge drying mechanism and dirt
The exhaust gas processing device that the tail gas that mud pyrolysis carbonizing plant generates is handled, wherein the pyrolyzing sludge carbonizing plant is as above
The pyrolyzing sludge carbonizing plant.
The working principle of the indirect heat transmission type pyrolyzing sludge carbonization system of the utility model is: water-containing sludge is first connect by sludge
Receiving apparatus receives, and is transported to the dry reduction moisture content of sludge drying mechanism, then be transported to pyrolyzing sludge carbonizing plant and be pyrolyzed
Carbonization treatment, the sludge carbon that pyrolysis carbonization generates finally are sent to the cooling storage device of sludge carbon and are cooled down and stored.Sludge is dry
The air that dry device generates partially enters burning in indirect heat transmission type pyrolyzing sludge carbonizing plant after cooling, remaining reflux
It is recycled to contact drying machine air intake, the flue gas of burner discharge is discharged into atmosphere after being handled by exhaust gas processing device
In.
Wherein, the sludge receiving/storing device includes wet mud storage warehouse, receives the wet mud storage warehouse and be discharged
Wet mud simultaneously conveys the wet mud screw conveyor of wet mud, the wet mud that the wet mud screw conveyor of reception is sent and carries out brokenly to it
Broken crusher and broken wet mud is transported to the elevating scoop conveyer of the sludge drying mechanism.Wet mud is deposited in wet
In sludge storage storage, screw conveyor is located at the lower section of wet mud storage warehouse, and screw conveyor is during conveying wet mud
Primary crushing can be carried out to wet mud simultaneously, screw conveyor send sludge to carrying out break process in crusher, broken
Sludge is transported to drying in contact drying machine through elevating scoop conveyer promotion, and in the present embodiment, elevating scoop conveyer is bucket lifting
Machine.
The sludge drying mechanism includes between receiving the next sludge of the elevating scoop conveyer conveying and it being dried
After connecing the steam boiler and reception drying that conveying high-temperature steam is used to heat sludge in drying machine, Xiang Suoshu contact drying machine
Sludge and the dry mud conveyer for being transported to the pyrolysis carbide furnace 1, the offgas outlet of the steam boiler and the tail gas
Processing unit connection.In the present embodiment, contact drying machine uses existing disk contact drying machine.In the present embodiment, it steams
Boiler furnace is also connected with heat preservation hot water tank, heat preservation hot water tank hot-water supply into steam boiler.Heat preservation hot water tank is also done with indirect
Dry machine is connected, the water flowed out in recycling contact drying machine.
The sludge drying mechanism further includes the spray column that its air inlet is communicated with the exhaust outlet of the contact drying machine, institute
State spray column outlet be sent into after air-introduced machine the contact drying machine air inlet communicate so that by spray column wash cool down
Portion gas afterwards is entered in the contact drying machine and the sludge in it is dried.
The air-introduced machine is connect so that by the part gas after spray column with first burner 3 and/or steam boiler
Body is transported to burning in first burner 3 and/or steam boiler.In the present embodiment, steam boiler itself is that have combustion
Room is burnt, dry gas is admitted to the first burner 3 and/or the burner of steam boiler may make that fuel combustion is more abundant.?
In the present embodiment, the burner fuel of the first burner 3 and steam boiler is natural gas.
The cooling storage device of the sludge carbon includes cooling Storage Silo and will be from the sludge for being pyrolyzed carbide furnace 1 and being discharged
Carbon is delivered to the coolconveyer of the cooling Storage Silo, and the cooling Storage Silo has cooling cavities, the sludge carbon
Cooling storage device further includes the cold rinse bank that can mutually pass to the cooling cavities to cooling cavities conveying cold water.
The exhaust gas processing device includes the water spray tower set gradually, alkali spray column, biological deodorizing device, active carbon suction
Attached tower and chimney.The exhaust gas of the discharge of burner and steam boiler is delivered to water spray tower and carries out spraying cooling.Water spray tower is
A kind of vertical scrubbing tower with filler, gas can be cooled to 40 DEG C after scrubbing tower, while can remove most particle
Object and soluble gas.Exhaust gas after washing enters alkali spray column to remove the pollutants such as sulfur dioxide.By alkali spray
Tail gas enters below biological deodorizing device, and the inorganic filler of high-specific surface area, filler surface are housed inside biological deodorizing device
Adhere to a large amount of microbial flora, is decomposed so that stink odor is dissolved in the moisture film of filler surface to be absorbed by flora.By removing
Smelly tail gas is entered back into from the discharge of the top of biological deodorizing device into activated carbon adsorber, and activated carbon adsorber is a kind of fixation
Bed active carbon fills filter device.Its internal active carbon filled has highly developed pore structure, contacts and fills with gas
Point, there is very strong adsorption function, can the pollutants such as remaining dioxin, foul smell in absorption tail gas, guarantee that tail gas can reach
Mark discharge.By the tail gas of activated carbon adsorber eventually by smoke stack emission into atmosphere.
The indirect heat transmission type pyrolyzing sludge carbonization system of the utility model includes receiving and storing wet dirt in another implementation
The sludge receiving/storing device of mud receives the sludge receiving/storing device wet mud sent and the drying sludge that it is dried
Device, carries out sludge carbon at the pyrolyzing sludge carbonizing plant that pyrolysis carbonization treatment formation sludge carbon is carried out to the sludge after drying
The tail gas sludge carbon of cooling storage cooling storage device and the sludge drying mechanism and pyrolyzing sludge carbonizing plant are generated
The exhaust gas processing device handled.
Wherein the pyrolyzing sludge carbonizing plant includes pyrolysis carbide furnace 1, the first burner 3 and the second burner 4, institute
State the first burner 3 communicated with the second burner 4 by the high-temperature flue gas in the first burner 3 be delivered in the second burner 4 after
Afterflame is burnt.
The sludge drying mechanism includes contact drying machine, the interior conveying high-temperature steam of Xiang Suoshu contact drying machine for dirt
The steam generation facility of mud heating and the sludge after reception drying and the dry mud conveying for being transported to the pyrolysis carbide furnace 1
Machine, as shown in Fig. 2, the steam generation facility is connected to will be described with the second burner 4 of the pyrolyzing sludge carbonizing plant
The high-temperature flue gas generated in second burner 4 be passed through the heat-exchange device of steam generation facility to the water in steam generation facility into
Row heating is to generate steam.That is steam generation facility itself utilizes the high temperature generated in the second burner 4 without burner
The waste heat of flue gas generates steam to heat water, and on the one hand this mode can generate steam using the waste heat that burning generates, another
Aspect reduces the temperature of flue gas in favor of the processing of tail gas.
The heat-exchange device of the steam generation facility is connect with exhaust gas processing device will pass through the steam generation facility
The flue gas of heat-exchange device be passed through the exhaust gas processing device and handled.
The other feature of the indirect heat transmission type pyrolyzing sludge carbonization system of the present embodiment and the indirect heat transfer of above-described embodiment
The other feature of formula pyrolyzing sludge carbonization system is identical.
Above embodiments are only the exemplary embodiment of the utility model, are not used in limitation the utility model, this is practical new
The protection scope of type is defined by the claims.Those skilled in the art are right in the essence and protection scope of the utility model
The various modifications or equivalent replacements that the utility model is made also fall within the protection scope of the present utility model.
Claims (14)
1. a kind of indirect heat transmission type pyrolyzing sludge carbonizing plant, which is characterized in that including pyrolysis carbide furnace and to the pyrolytic carbon
Change the first burner of supplying high temperature flue gas in furnace, is equipped in the pyrolysis carbide furnace and is carbonized for conveying sludge in the pyrolysis
The pyrolysis conveyer moved in the furnace body of furnace, the pyrolysis conveyer includes the horizontally disposed auger conveyor of multistage, multistage spiral shell
Rotation conveyer is arranged above and below, and every section of auger conveyor conveys sludge from its first end to second end in the horizontal direction, up and down
The conveying direction of adjacent auger conveyor is on the contrary, the first end of the auger conveyor of lower section is received from spiral transferring adjacent and above
The sludge for sending the second end of device to fall, every section of auger conveyor include shell and push the sludge in the shell
The screw impeller of movement, the first end of the shell of every section of auger conveyor have a receiving opening for receiving sludge, and every section
The second end of the shell of the auger conveyor has the outlet opening of discharge sludge.
2. indirect heat transmission type pyrolyzing sludge carbonizing plant according to claim 1, which is characterized in that every section of spiral transferring
Send the position of the sludge outlet of device opposite up and down with the position of the receiving opening for the auger conveyor for being located at adjacent lower section, and two
The pipeline for allowing sludge to pass through is connected between person.
3. indirect heat transmission type pyrolyzing sludge carbonizing plant according to claim 2, which is characterized in that the spiral shell positioned at the top
The first end of rotation conveyer stretches out in the furnace body and its receiving opening is located at outside the furnace body, positioned at the helical feed of bottom
The second end of device stretches out in the furnace body and its outlet opening is located at outside the furnace body.
4. indirect heat transmission type pyrolyzing sludge carbonizing plant according to claim 1, which is characterized in that the pyrolysis carbide furnace
The shell of auger conveyor be equipped with exhaust outlet, the exhaust outlet and first burner are mutually passed to includes by pyrolysis generation
The pyrolysis gas of hydrocarbon is sent into first burner combustion.
5. indirect heat transmission type pyrolyzing sludge carbonizing plant according to claim 4, which is characterized in that the indirect heat transmission type
Pyrolyzing sludge carbonizing plant further includes the second burner, and first burner is communicated with the second burner will be in the first burner
High-temperature flue gas be delivered in the second burner and burn away.
6. a kind of indirect heat transmission type pyrolyzing sludge carbonization system, which is characterized in that indirect heat transmission type pyrolyzing sludge carbonization system
System includes the sludge receiving/storing device for receiving and storing wet mud, receives the wet mud sent of sludge receiving/storing device and right
Its sludge drying mechanism being dried carries out the pyrolyzing sludge carbon that pyrolysis carbonization treatment forms sludge carbon to the sludge after drying
Makeup sets, carries out the sludge carbon cooling storage device of cooling storage to sludge carbon and to the sludge drying mechanism and pyrolyzing sludge
The exhaust gas processing device that the tail gas that carbonizing plant generates is handled, wherein the pyrolyzing sludge carbonizing plant is such as claim
Pyrolyzing sludge carbonizing plant described in any one of 1-5.
7. indirect heat transmission type pyrolyzing sludge carbonization system according to claim 6, which is characterized in that the sludge reception is deposited
Storage device includes wet mud storage warehouse, the wet mud snail rotation for receiving the wet mud of the wet mud storage warehouse discharge and conveying wet mud
Conveyer receives wet mud that wet mud screw conveyor is sent and carries out broken crusher to it and by broken wet mud
It transports to the elevating scoop conveyer of the sludge drying mechanism.
8. indirect heat transmission type pyrolyzing sludge carbonization system according to claim 7, which is characterized in that the drying sludge dress
It sets including receiving the sludge that the elevating scoop conveyer conveying comes and contact drying machine, Xiang Suoshu contact drying that it is dried
The steam boiler and receive the sludge after drying and be transported to the heat that the interior conveying high-temperature steam of machine is used to heat sludge
The dry mud conveyer of carbide furnace is solved, the offgas outlet of the steam boiler is connected to the exhaust gas processing device.
9. indirect heat transmission type pyrolyzing sludge carbonization system according to claim 8, which is characterized in that the drying sludge dress
Setting further includes spray column that its air inlet is communicated with the exhaust outlet of the contact drying machine, and the outlet of the spray column is through air-introduced machine
The air inlet for being sent into the contact drying machine afterwards communicates so that being entered by the portion gas after spray column washing cooling described
The sludge in it is dried in contact drying machine.
10. indirect heat transmission type pyrolyzing sludge carbonization system according to claim 9, which is characterized in that the air-introduced machine with
First burner and/or steam boiler connect so that being transported to first burning by the portion gas after spray column
Burning in device and/or steam boiler.
11. indirect heat transmission type pyrolyzing sludge carbonization system according to claim 6, which is characterized in that the sludge carbon is cold
But storage device includes cooling Storage Silo and the sludge carbon gone out from the pyrolysis carbonization fire grate is delivered to the cooling storage
The coolconveyer of feed bin, the cooling Storage Silo have cooling cavities, and the cooling storage device of the sludge carbon further includes can
The cold rinse bank to cooling cavities conveying cold water is mutually passed to the cooling cavities.
12. indirect heat transmission type pyrolyzing sludge carbonization system according to claim 6, which is characterized in that the vent gas treatment
Device includes the water spray tower set gradually, alkali spray column, biological deodorizing device, activated carbon adsorber and chimney.
13. a kind of indirect heat transmission type pyrolyzing sludge carbonization system, which is characterized in that indirect heat transmission type pyrolyzing sludge carbonization system
System includes the sludge receiving/storing device for receiving and storing wet mud, receives the wet mud sent of sludge receiving/storing device and right
Its sludge drying mechanism being dried carries out the pyrolyzing sludge carbon that pyrolysis carbonization treatment forms sludge carbon to the sludge after drying
Makeup sets, carries out the sludge carbon cooling storage device of cooling storage to sludge carbon and to the sludge drying mechanism and pyrolyzing sludge
The exhaust gas processing device that the tail gas that carbonizing plant generates is handled, wherein the pyrolyzing sludge carbonizing plant is such as claim
Pyrolyzing sludge carbonizing plant described in 5, the sludge drying mechanism include contact drying machine, the interior conveying of Xiang Suoshu contact drying machine
The steam generation facility and receive the sludge after drying and be transported to the pyrolytic carbon that high-temperature steam is used to heat sludge
Change the dry mud conveyer of furnace, the steam generation facility is connected to by institute with the second burner of the pyrolyzing sludge carbonizing plant
It states the high-temperature flue gas generated in the second burner and is passed through the heat-exchange device of steam generation facility to the water in steam generation facility
It is heated to generate steam.
14. indirect heat transmission type pyrolyzing sludge carbonization system according to claim 13, which is characterized in that the steam generation
The heat-exchange device of device is connect with exhaust gas processing device leads to the flue gas of the heat-exchange device by the steam generation facility
Enter the exhaust gas processing device to be handled.
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| CN201821295405.2U CN209024387U (en) | 2018-08-10 | 2018-08-10 | A kind of indirect heat transmission type pyrolyzing sludge carbonizing plant and pyrolyzing sludge carbonization system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108911457A (en) * | 2018-08-10 | 2018-11-30 | 北京海斯顿水处理设备有限公司 | A kind of indirect heat transmission type pyrolyzing sludge carbonizing plant and pyrolyzing sludge carbonization system |
| CN110436742A (en) * | 2019-09-12 | 2019-11-12 | 秦皇岛开发区春光铸造机械有限公司 | The continuous indirect heating apparatus and method of scraper plate conveying are buried in a kind of utilization |
-
2018
- 2018-08-10 CN CN201821295405.2U patent/CN209024387U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108911457A (en) * | 2018-08-10 | 2018-11-30 | 北京海斯顿水处理设备有限公司 | A kind of indirect heat transmission type pyrolyzing sludge carbonizing plant and pyrolyzing sludge carbonization system |
| CN110436742A (en) * | 2019-09-12 | 2019-11-12 | 秦皇岛开发区春光铸造机械有限公司 | The continuous indirect heating apparatus and method of scraper plate conveying are buried in a kind of utilization |
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