CN104654314B - Layout structure for incinerator furnace wall of household waste incineration power plant - Google Patents
Layout structure for incinerator furnace wall of household waste incineration power plant Download PDFInfo
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- CN104654314B CN104654314B CN201510075743.XA CN201510075743A CN104654314B CN 104654314 B CN104654314 B CN 104654314B CN 201510075743 A CN201510075743 A CN 201510075743A CN 104654314 B CN104654314 B CN 104654314B
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- 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
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- 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
- F23G5/442—Waste feed arrangements
- F23G5/444—Waste feed arrangements for solid waste
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2203/00—Furnace arrangements
- F23G2203/105—Furnace arrangements with endless chain or travelling grate
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The invention discloses a layout structure for an incinerator furnace wall of a household waste incineration power plant. The incinerator furnace wall for household waste incineration adopts a three-segment mechanical reciprocating grate; the incineration furnace wall body is divided into different areas according to the functions of the furnace wall; fireproof and heat insulation materials corresponding to the area characteristic are combined and arranged in each area, so that the normal operation of the whole waste incinerator is maintained. Besides, a local high-temperature area inside the incinerator is reduced on the premise that the combustible substance in the waste in a furnace sufficiently burns out, and the ash content in the combustible substance is constrained to become liquid state in a softening manner, so that the serious coking phenomenon of the furnace wall in the combustion segment grate high-temperature area is effectively reduced or prevented, and the furnace shutdown situation due to coking inside the incinerator is reduced. Compared with an incinerator with a heat insulation furnace wall structure, the coking removing cycle of the incinerator interior can be extended to 6 months or longer from 4 months due to an air-cooling wall, moreover, the service life of the incinerator can be prolonged by more than 10%.
Description
Technical field
The present invention relates to field of household garbage incineration, is to carrying out consumer waste incineration using three-stage mechanical reciprocating fire grate
Incinerator furnace wall arrangement.
Background technology
With the continuous dilatation in cities and towns, the increment of house refuse increases into geometry multiple.Burning mode is selected to process these
House refuse, has become the major way of the urban garbage disposal of China.But house refuse is used as a kind of fuel, because
The factors such as variation, the destabilization of its composition, the refuse thermal value of the design point that can only be estimated by detection data all the year round,
Used as the basis of theoretical calculation, there is inevitable difference in this inevitable and practical operation situation.So entering to incinerator furnace wall
The rational fire resisting of row and the selection of insulation material and arrangement, will have significant effect to the normal operation of incinerator.
The content of the invention
The purpose of the present invention is to propose to a kind of arrangement of the incinerator furnace wall suitable for consumer waste incineration power plant, is
Arrangement to carrying out the incinerator furnace wall of consumer waste incineration using three-stage mechanical reciprocating fire grate.
The present invention concrete technical scheme be：A kind of arrangement knot of the incinerator furnace wall suitable for consumer waste incineration power plant
Structure, zones of different is divided into using the incinerator furnace wall of three-stage mechanical reciprocating grate furnace by function, is divided into：Fin panel casing
（Forward and backward arch）Region, feed hopper lower side wall zone, pusher lower side wall zone, be dried fire grate upper side wall zone, remaining
Two-stage furnace is arranged（Combustion grate section, burn-out grate section）Top and rubbish contact area, each section of fire grate top and the contactless area of rubbish
Domain, each section of fire grate（It is dried fire grate section, combustion grate section, burn-out grate section）Lower area, each section of fire grate（It is dried fire grate section, combustion
Burn fire grate section, burn-out grate section）Drop wall zone, air cooling wall and rubbish contact area, air cooling wall and the contactless region of rubbish, sky
Cold wall and combustion grate contact zone side wall region, aditus laryngis side wall（High-temperature flue gas are mixed to scratch）Region, rear wall zone, and with encircle in front and back
The side wall region that contacts of bottom header.
To fin panel casing（Forward and backward arch）Region, using fixed knot away from fin panel casing composition incinerator it is forward and backward
Arch, this region collectively constitutes incinerator exit passageway with both sides aditus laryngis side wall.Exit gas temperature is in 850 DEG C～1000 DEG C scopes
It is interior.The furnace wall in the region is preferably laid using the plastic refractory matters of 30%SiC.When entering stove rubbish low level design calorific value in 1250kJ/kg and
When following, this region should use the plastic refractory matter of high alumina instead or high alumina castable is laid.
To feed hopper lower side wall zone, positioned at garbage feeding bucket bottom chute, and rubbish directly contact, and time of contact
It is longer, and drying stage is only existed in, without any burning.The furnace wall arrangement in the region, is respectively adopted from stove to outside stove：SiC85
Refractory brick, insulating brick and silicic acid insulation cotton products.SiC85 refractory brick has significant advantage in heat resistance, wearability and anti-strip.
But when in the high-temperature oxidation environment that a large amount of water vapours evaporated because of incineration firing in incinerator burner hearth are formed, this material
Just easily occur rotten.So SiC85 refractory brick is used for all kinds of and rubbish directly contact region, as a kind of rubbish mill is resisted
The high-abrasive material of damage is used.
To pusher lower side wall zone, when incinerator runs, pusher with 12 minutes as a cycle of operation, repeatedly
Ground promotes rubbish to march to and is dried fire grate section.Simultaneously fire grate Duan Shanghou is dried when rubbish is pulled to, rubbish starts gradually to be dried simultaneously
Slowly start to burn, so the radiation being filled with overlying regions space produced by the high-temperature flue gas because producing after incineration firing
Heat.This radiant heat constantly mummification rubbish.But in pusher bottom, photothermal impact just weakens many.The stove in the region
Wall paper is put, and is respectively adopted to outside stove from stove：SK30 refractory brick, insulating brick and silicic acid insulation cotton products.SK30 refractory brick is one
The refractory brick of common material is planted, with conventional versatility and intensity, the bottom of pusher and fire grate is used for.
To being dried fire grate upper side wall zone, positioned at being dried fire grate section, with the region area that rubbish has directly contact with it is whole
Individual region area compares, and proportion is higher.And be dried in the flue gas above fire grate section containing a large amount of bleedings from rubbish
Water vapour, so forming high temperature wet steam environment, to the refractory brick of SiC materials oxidation reaction is also easy to produce.So the furnace wall in the region
Arrangement, is respectively adopted from stove to outside stove：AL-60C refractory brick, insulating brick and silicic acid insulation cotton products.AL-60C refractory brick has
There is the characteristic of very strong anti-steam oxidation.
To remaining two-stage furnace row（Combustion grate section, burn-out grate section）Top and rubbish contact area, in combustion grate
With the top of burn-out grate, the content that regional area and rubbish have water vapour in directly contact, and flue gas constantly reduces.The region
Furnace wall arrangement, be respectively adopted to outside stove from stove：SiC85 refractory brick, insulating brick, silicic acid insulation cotton products.This region is main
To prevent rubbish to based on the abrasion of side wall.
To each section of fire grate（It is dried fire grate section, combustion grate section, burn-out grate section）Top and the contactless region of rubbish, are located at
The top of each section of fire grate, with rubbish without directly contact.The furnace wall arrangement in the region, is respectively adopted from stove to outside stove：SK34 is resistance to
Firebrick, insulating brick and silicic acid insulation cotton products.SK34 refractory brick has universal versatility and high-temperature flame-proof.
To each section of fire grate（It is dried fire grate section, combustion grate section, burn-out grate section）Lower area, is respectively positioned on each section of fire grate dress
The bottom both sides put, it is with aflame rubbish without any directly contact and also contactless with high-temperature flue gas.The furnace wall cloth in the region
Put, be respectively adopted to outside stove from stove：SK30 refractory brick, insulating brick and silicic acid insulation cotton products.Heat affecting produced by burning
It is weaker to this region.
To each section of fire grate（It is dried fire grate section, combustion grate section, burn-out grate section）Drop wall zone, whole incinerator has
Three paragraphs difference wall, is all located at every section of fire grate afterbody, is rubbish from the changeover portion of leading portion section movement backward.The furnace wall cloth in the region
Put, Si3N4-SiC refractory brick, SiC85 refractory brick are respectively adopted from top to bottom.Si3N4-SiC refractory brick is also a kind of SiC fire resistings
Material, but relative to SiC85 there is higher performance characteristic on wear-resisting, anti-oxidant etc., so being used in fire grate drop wall
Topmost, to play more preferable protective effect.
To air cooling wall and rubbish contact area, using air cooling wall（A kind of steel box-type ventilation unit）It is placed on burning zone
, to replace heavy boiler setting structure, there is directly contact in region with rubbish.The furnace wall arrangement in the region adopts SiC85 refractory brick.
SiC85 refractory brick in addition to above-mentioned several features, also with the characteristic of not easy-adhesion slag.When slag surface temperature drop is arrived
800 DEG C and it is following when, SiC85 refractory brick can avoid the surface because of the adhesion of slag in refractory brick, so as to play suppress SiC oxidation
Expansion.Again because of good wearability, so having the region of directly contact suitable for air cooling wall and rubbish.
To air cooling wall and the contactless region of rubbish, using air cooling wall（A kind of steel box-type ventilation unit）It is placed on burning
Section region, to replace heavy boiler setting structure, and with the contactless region of rubbish, the furnace wall arrangement in the region adopts SiC50 fire resistings
Brick.SiC50 refractory brick all reacts little characteristic as SiC85 refractory brick with to slag.When slag surface temperature drop is arrived
800 DEG C and it is following when, the intumescent appearance of oxidation of the caused SiC refractory materials because of the adhesion of slag can be avoided.But because of it
Wearability is more weaker than SiC85, and institute is for air cooling wall and the contactless region of rubbish.
To air cooling wall and combustion grate contact area, positioned at burning zone fire grate device both sides, complex structure.The stove in the region
Wall paper is put using high density and high-strength fireproof pour material.High density and high-strength fireproof pour material are a kind of fine granularities and high-strength
The castable of degree, in intensity, the anti-adhesion of slag and thermal conductivity and the SiC85 refractory brick of solid-state has identical Performance Characteristics.
And with self mobility, beneficial to cast-in-site.
To aditus laryngis（High-temperature flue gas are mixed to scratch）Region, left and right sides wall and fin panel casing（Forward and backward arch）Common group of region
Into incinerator exit passageway.After incinerator operation, water-cooling wall（Forward and backward arch）Gradually start heat absorption, make inner flue gas of the stove temperature from
More than 1100 DEG C ,～950 DEG C are dropped to, subsequently carry out waste heat boiler.The furnace wall in the region is based on the plastic refractory matters of 30%SiC
Body, while increasing some quarls with reinforcing wall.If entering stove rubbish low level design calorific value in 1250kJ/kg and following
When, the plastic refractory matters of 30%SiC are preferably replaced using the plastic refractory matter of high alumina or high alumina castable.
To rear wall zone, positioned at incinerator rearmost end.Slag falls in slagging tray from fire grate device, under in-furnace temperature
It is down to less than 600 DEG C.The equipment such as igniter and monitoring furnace flame device is installed on body of wall.The furnace wall in the region is not adopted
Shaping brick laying structure, side towards the fire adopts the plastic refractory matter of high alumina, the fiery face of the back of the body to be incubated cotton products using silicic acid.
Pair side wall region contacted with the bottom header encircleed in front and back, when boiler operatiopn, the film-type water-cooling of water supply
The bottom header of wall can produce three direction displacement because of thermal expansion.So causing the irregular structure in this region, it is difficult in shaping
Refractory brick material is laid, and preferably carries out sealing filling using grog.Grog adapts to up to 1300 DEG C
Temperature environment, and according to there is plasticity, the complicated or irregular area that refractory brick cannot construct can be should apply to.
The present invention, suitable for the arrangement of the incinerator furnace wall of consumer waste incineration power plant, is to using three-stage mechanical reciprocating
Fire grate carries out the incinerator furnace wall of consumer waste incineration and carries out structure arrangement.Not same district is divided into according to the function of incinerator furnace wall
Domain；Arrangement is combined from the fire resisting and insulation material being adapted with region characteristic to the same area, to realize remaining whole
The normal operation of incinerator.Simultaneously on the premise of ensureing that the flammable matter in stove in rubbish fully burns, reduce in stove and produce
Row localized high temperature regions, suppress the ash in fuel constantly to soften development to liquid, so as to efficiently reduce or prevent burning zone
Fire grate high-temperature area furnace wall coke heavy phenomenon, reduction causes the appearance of blowing out because of slagging.Relative to adopting heat insulation furnace
For the incinerator of wall construction, increasing air cooling wall can also make furnace interior coke cleaning period that 6 months were extended to from 4 months, or longer.
Additionally, can also make incinerator life more than 10%.
Description of the drawings
Fig. 1 domestic waste incineration furnace wall arrangement schematic diagrames（Adiabatic furnace wall structure）.
Fig. 2 domestic waste incineration furnace wall arrangement schematic diagrames（Air cooled wall structure）.
Fig. 3 fire grate drop wall papers put structural representation figure.
Specific embodiment
The three-stage mechanical reciprocating fire grate of the present invention, by pusher section 21, is dried fire grate section 22, combustion grate section 23, and
Burn cinder fire grate section 24 to constitute.
As shown in figure 1, being a kind of domestic waste incineration furnace wall arrangement schematic diagram using adiabatic furnace wall structure.It is right
Zones of different is divided into by function using the incinerator furnace wall of three-stage mechanical reciprocating grate furnace, is divided into：Fin panel casing
（Forward and backward arch）Region 1, feed hopper lower side wall zone 2, pusher lower side wall zone 3, be dried fire grate upper side wall zone 4,
Remaining two-stage furnace row（Combustion grate section, burn-out grate section）Top and rubbish contact area 5, each section of fire grate top and rubbish are without connecing
Tactile region 6, each section of fire grate（It is dried fire grate section, combustion grate section, burn-out grate section）Lower area 7, each section of fire grate（It is dried fire grate
Section, combustion grate section, burn-out grate section）Drop wall zone 8, aditus laryngis side wall（High-temperature flue gas are mixed to scratch 14）Region 12, rear wall zone
13, and the side wall region 14 contacted with the bottom header encircleed in front and back.
As shown in Fig. 2 being a kind of domestic waste incineration furnace wall arrangement schematic diagram of employing air cooled wall structure.It is right
Zones of different is divided into by function using the incinerator furnace wall of three-stage mechanical reciprocating grate furnace, is divided into：Fin panel casing
（Forward and backward arch）Region 1, feed hopper lower side wall zone 2, pusher lower side wall zone 3, be dried fire grate upper side wall zone 4,
Remaining two-stage furnace row（Combustion grate section, burn-out grate section）Top and rubbish contact area 5, each section of fire grate top and rubbish are without connecing
Tactile region 6, each section of fire grate（It is dried fire grate section, combustion grate section, burn-out grate section）Lower area 7, each section of fire grate（It is dried fire grate
Section, combustion grate section, burn-out grate section）Drop wall zone 8, air cooling wall and rubbish contact area 9, air cooling wall and rubbish are contactless
Region 10, air cooling wall and combustion grate contact zone side 11, aditus laryngis side wall（High-temperature flue gas are mixed to scratch 14）Region 12, rear wall zone 13,
And the side wall region 14 contacted with the bottom header encircleed in front and back.
As shown in figure 3, being each section of fire grate（It is dried fire grate section, combustion grate section, burn-out grate section）The stove of drop wall zone 8
Wall paper puts structural representation.
From furnace wall flame-proof thermal insulation material include：AL-60C refractory brick 31, SiC85 refractory brick 32, SiC50 refractory brick
33, SK30 refractory brick 34, SK34 refractory brick 35, insulating brick 36, Si3N4-SiC refractory brick 37, the plastic refractory matters 38 of 30%SiC are high
The plastic refractory matter 39 of aluminium, high density and high-strength fireproof pour material 40, chamotte 41, high alumina castable 42, and silicic acid insulation
Cotton products 43.
It is embodied as：
According to ready-portioned incinerator region, to fin panel casing（Forward and backward arch）Region 1, because being total to both sides aditus laryngis side wall
With composition incinerator exit passageway, its furnace wall is preferably laid using the plastic refractory matters 38 of 30%SiC.When entering, the design of stove rubbish low level is hot
Value 1250kJ/kg and it is following when, this region should use the plastic refractory matter 39 of high alumina instead or high alumina castable 42 is laid.
To feed hopper lower area 2, because of, its furnace wall arrangement longer with rubbish directly contact, and time of contact（From in stove to
Outside stove）Preferably adopt SiC85 refractory brick 32, insulating brick 36 and silicic acid insulation cotton products 43.
To pusher lower side wall zone 3, i.e., caused furnace wall side wall is periodically run repeatedly without pusher and rubbed
Phenomenon is wiped, also there is no the photothermal strong impact produced by the high-temperature flue gas because producing after incineration firing.Its furnace wall arrangement（By
In stove to outside stove）Preferably adopt SK30 refractory brick 34, insulating brick 36 and silicic acid insulation cotton products 43.
To being dried fire grate upper side wall zone 4, because being filled with the wet steam that a large amount of water vapours leached from rubbish are formed
Hot environment, and the refractory brick of SiC materials is also easy to produce in the environment oxidation reaction.So its furnace wall arrangement（From in stove to stove
Outward）Preferably adopt AL-60C refractory brick 31, insulating brick 36 and silicic acid insulation cotton products 43.
To remaining two-stage furnace row（Combustion grate section, burn-out grate section）Top and rubbish contact area 5, because direct with rubbish
Contact, but because the drop of vapour content is few, its furnace wall is arranged（From in stove to outside stove）Preferably adopt SiC85 refractory brick 32, insulating brick
36 and silicic acid insulation cotton products 43.
To each section of fire grate top and the contactless region 6 of rubbish, because, without directly contact, its furnace wall is arranged with rubbish（By in stove
To outside stove）Preferably adopt SK34 refractory brick 35, insulating brick 36 and silicic acid insulation cotton products 43.
To each section of fire grate（It is dried fire grate section, combustion grate section, burn-out grate section）Lower area 7, with rubbish without directly connecing
Touch, and, its furnace wall arrangement also contactless with high-temperature flue gas（From in stove to outside stove）Preferably adopt SK30 refractory brick 34, the and of insulating brick 36
Silicic acid is incubated cotton products 43.
To each section of fire grate（It is dried fire grate section, combustion grate section, burn-out grate section）Drop wall zone 8, positioned at every section of fire grate
Front portion is rubbish from the changeover portion of leading portion section movement backward, and its furnace wall arrangement is respectively adopted from top to bottom Si3N4-SiC fire resistings
Brick 37, SiC85 refractory brick 32.
To air cooling wall and rubbish contact area 9, using air cooling wall（A kind of steel box-type ventilation unit）It is placed on burning
, to replace heavy boiler setting structure, there is being contact area in section region with rubbish, and its furnace wall arrangement preferably adopts SiC85 refractory brick 32.
To air cooling wall and the contactless region 10 of rubbish, using air cooling wall（A kind of steel box-type ventilation unit）It is placed on combustion
Burn section region, to replace heavy boiler setting structure, with rubbish and contact area, its furnace wall arrangement preferably adopts SiC50 refractory brick 33.
To air cooling wall combustion grate area side wall region 11, using air cooling wall（A kind of steel box-type ventilation unit）It is placed on
Burning zone region, to replace heavy boiler setting structure, having contact area with fire grate, its furnace wall arrangement preferably adopts high density and high-strength
Degree castable refractory 40.
To aditus laryngis（High-temperature flue gas are mixed to scratch）Region 12, because with fin panel casing（Forward and backward arch）Region collectively constitutes incinerator
Exit passageway, its furnace wall is based on the plastic refractory matters 38 of 30%SiC, while increasing some quarls with reinforcing wall.If
Enter stove rubbish low level design calorific value 1250kJ/kg and it is following when, preferably using the plastic refractory matter 39 of high alumina or high alumina castable 42
To replace the plastic refractory matters 38 of 30%SiC.
To rear wall zone 13, because being provided with the equipment such as igniter and monitoring furnace flame device, its furnace wall is not adopted into
Shape brick laying structure, but adopt the plastic refractory matter 39 of high alumina, the fiery face of the back of the body to be incubated cotton products 43 using silicic acid in side towards the fire.
Pair side wall region 14 contacted with the bottom header encircleed in front and back, because of the restriction of irregular structure, its furnace wall is preferably adopted
Sealing filling is carried out with grog 41.
The present invention, suitable for the arrangement of the incinerator furnace wall of consumer waste incineration power plant, is to using three-stage mechanical reciprocating
Fire grate carries out the incinerator furnace wall of consumer waste incineration and carries out structure arrangement.Not same district is divided into according to the function of incinerator furnace wall
Domain；Arrangement is combined from the fire resisting and insulation material being adapted with region characteristic to the same area, to realize remaining whole
The normal operation of incinerator.Simultaneously on the premise of ensureing that the flammable matter in stove in rubbish fully burns, reduce in stove and produce
Row localized high temperature regions, suppress the ash in fuel constantly to soften development to liquid, so as to efficiently reduce or prevent burning zone
Fire grate high-temperature area furnace wall coke heavy phenomenon, reduction causes the appearance of blowing out because of slagging.Relative to adopting heat insulation furnace
For the incinerator of wall construction, increasing air cooling wall can also make furnace interior coke cleaning period that 6 months were extended to from 4 months, or longer.
Additionally, can also make incinerator life more than 10%.
Claims (3)
1. a kind of arrangement of the incinerator furnace wall suitable for consumer waste incineration power plant, using three-stage mechanical reciprocating fire grate
The incinerator furnace wall of consumer waste incineration is carried out, the mechanical reciprocating fire grate is respectively to be dried fire grate section, combustion grate section, burn
Fire grate section；
It is characterized in that：Incinerator furnace wall body is divided into by zones of different according to the function of furnace wall, is divided into：Fin panel casing
Forward and backward arch area, feed hopper lower side wall zone, pusher lower side wall zone, be dried fire grate upper side wall zone, remaining two
Section fire grate top and rubbish contact area, each section of fire grate top and the contactless region of rubbish, three sections of fire grate lower areas, three sections of stoves
Row's drop wall zone, air cooling wall are contacted with the contactless region of rubbish, air cooling wall with rubbish contact area, air cooling wall with combustion grate
Area side wall region, aditus laryngis side wall high-temperature flue gas are mixed scratches region, rear wall zone, and the side contacted with the bottom header encircleed in front and back
Wall zone；
To the forward and backward arch area of the fin panel casing, incinerator exit passageway is collectively constituted with both sides aditus laryngis side wall, its furnace wall is adopted
Laid with the plastic refractory matters of 30%SiC；
To the feed hopper lower side wall zone, its furnace wall arrangement is from stove to outside stove using SiC85 refractory brick, insulating brick and silicon
Acid insulation cotton products；
To pusher lower side wall zone, its furnace wall arrangement is protected to outside stove from stove using SK30 refractory brick, insulating brick and silicic acid
Warm cotton products；
To being dried fire grate upper side wall zone, its furnace wall arrangement is from stove to outside stove using AL-60C refractory brick, insulating brick and silicon
Acid insulation cotton products；To remaining two-stage furnace row top and rubbish contact area, its furnace wall arrangement is from stove to outside stove using SiC85
Refractory brick, insulating brick and silicic acid insulation cotton products；
To each section of fire grate top and the contactless region of rubbish, because, without directly contact, its furnace wall arrangement is from stove to outside stove with rubbish
Cotton products are incubated using SK34 refractory brick, insulating brick and silicic acid；
To each section of fire grate lower area, its furnace wall arrangement is from stove to outside stove using the insulation of SK30 refractory brick, insulating brick and silicic acid
Cotton products；
It is rubbish from the changeover portion of leading portion section movement backward, its furnace wall positioned at every section of stove afterbody to each section of fire grate drop wall zone
Arrangement, is respectively adopted from top to bottom Si3N4-SiC refractory brick, SiC85 refractory brick；
To air cooling wall and rubbish contact area, burning zone region is placed on using air cooling wall, in the contact area with rubbish, its stove
Wall paper is put using SiC85 refractory brick；
To air cooling wall and the contactless region of rubbish, burning zone region is placed on using air cooling wall, with rubbish contact area, its stove
Wall paper is put using SiC50 refractory brick；
To air cooling wall and combustion grate contact zone side wall region, burning zone region is placed on using air cooling wall, is being connect with fire grate
Tactile region, its furnace wall arrangement is using high density and high-strength fireproof pour material；
It is mixed to aditus laryngis side wall high-temperature flue gas to scratch region, incinerator exit passageway is collectively constituted with the forward and backward arch area of fin panel casing,
Its furnace wall is based on the plastic refractory matters of 30%SiC, while increasing some quarls with reinforcing wall；
To rear wall zone, the plastic refractory matter of high alumina, the fiery face of the back of the body is adopted to be incubated cotton products using silicic acid in side towards the fire；
Pair side wall region contacted with the bottom header encircleed in front and back, its furnace wall carries out sealing filling using grog.
2. the arrangement of a kind of incinerator furnace wall suitable for consumer waste incineration power plant according to claim 1, its
It is characterised by, it is mixed to the forward and backward arch area of the fin panel casing and aditus laryngis side wall high-temperature flue gas to scratch region, when entering stove rubbish low level
Design calorific value 1250kJ/kg and it is following when, this region is laid with the plastic refractory matter of high alumina or high alumina castable.
3. the arrangement of a kind of incinerator furnace wall suitable for consumer waste incineration power plant according to claim 1, its
It is characterised by, the air cooling wall is steel box-type ventilation unit.
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| CN201710064162.5A CN106895415B (en) | 2015-02-13 | 2015-02-13 | A kind of arragement construction of the incinerator furnace wall suitable for consumer waste incineration power plant |
| CN201510075743.XA CN104654314B (en) | 2015-02-13 | 2015-02-13 | Layout structure for incinerator furnace wall of household waste incineration power plant |
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| CN201510075743.XA CN104654314B (en) | 2015-02-13 | 2015-02-13 | Layout structure for incinerator furnace wall of household waste incineration power plant |
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| CN201710064162.5A Active CN106895415B (en) | 2015-02-13 | 2015-02-13 | A kind of arragement construction of the incinerator furnace wall suitable for consumer waste incineration power plant |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106765192A (en) * | 2016-12-31 | 2017-05-31 | 上海康恒环境股份有限公司 | A kind of domestic waste incineration water-cooled furnace wall device |
| CN107893999B (en) * | 2017-12-14 | 2024-05-03 | 上海康恒环境股份有限公司 | Water-cooling drop wall device of garbage incinerator |
| CN108006662A (en) * | 2017-12-30 | 2018-05-08 | 上海康恒环境股份有限公司 | A kind of arrangement of refuse incinerator biogas burner |
| CN108548185B (en) * | 2018-06-25 | 2024-06-28 | 江苏华本环境科技有限公司 | Heat-insulating side wall of garbage incinerator |
| CN109469908B (en) * | 2018-12-21 | 2024-04-16 | 无锡华光环保能源集团股份有限公司 | Water-cooling furnace wall structure of garbage incinerator |
| CN109855102B (en) * | 2019-01-29 | 2020-08-04 | 广州广重企业集团有限公司 | Garbage incinerator and construction method thereof |
| CN111536530A (en) * | 2020-05-30 | 2020-08-14 | 深圳市能源环保有限公司 | Water-cooling furnace wall of garbage incinerator |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104654314A (en) | 2015-05-27 |
| CN106895415B (en) | 2019-05-31 |
| CN106895415A (en) | 2017-06-27 |
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