CN109609145A - A kind of house refuse fast and harmless processing system and method - Google Patents
A kind of house refuse fast and harmless processing system and method Download PDFInfo
- Publication number
- CN109609145A CN109609145A CN201811392348.4A CN201811392348A CN109609145A CN 109609145 A CN109609145 A CN 109609145A CN 201811392348 A CN201811392348 A CN 201811392348A CN 109609145 A CN109609145 A CN 109609145A
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- Prior art keywords
- lysate
- tower
- pyrolysis furnace
- recovery
- house refuse
- Prior art date
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- 238000000034 method Methods 0.000 title description 9
- 239000006166 lysate Substances 0.000 claims abstract description 114
- 238000000197 pyrolysis Methods 0.000 claims abstract description 88
- 238000011084 recovery Methods 0.000 claims abstract description 80
- 238000005336 cracking Methods 0.000 claims abstract description 36
- 239000012530 fluid Substances 0.000 claims abstract description 33
- 239000007789 gas Substances 0.000 claims abstract description 30
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000003546 flue gas Substances 0.000 claims abstract description 26
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000005201 scrubbing Methods 0.000 claims abstract description 16
- 238000000746 purification Methods 0.000 claims abstract description 15
- 238000003672 processing method Methods 0.000 claims abstract description 11
- 230000005622 photoelectricity Effects 0.000 claims abstract description 9
- 238000005235 decoking Methods 0.000 claims abstract description 6
- 230000003197 catalytic effect Effects 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 35
- 239000010813 municipal solid waste Substances 0.000 claims description 31
- 239000007788 liquid Substances 0.000 claims description 14
- 238000002485 combustion reaction Methods 0.000 claims description 12
- 239000003610 charcoal Substances 0.000 claims description 6
- 239000005416 organic matter Substances 0.000 claims description 6
- 238000004064 recycling Methods 0.000 claims description 6
- 235000019738 Limestone Nutrition 0.000 claims description 4
- 239000004568 cement Substances 0.000 claims description 4
- 238000006477 desulfuration reaction Methods 0.000 claims description 4
- 230000023556 desulfurization Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000012774 insulation material Substances 0.000 claims description 4
- 239000006028 limestone Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 244000144985 peep Species 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 230000008901 benefit Effects 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 150000002978 peroxides Chemical class 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000003054 catalyst Substances 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 claims 1
- 239000002912 waste gas Substances 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000001816 cooling Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 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 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 241000416536 Euproctis pseudoconspersa Species 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 210000000952 spleen Anatomy 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 239000002154 agricultural waste Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000002361 compost Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000000185 dioxinlike effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1003—Waste materials
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of house refuse fast and harmless processing systems, including pyrolysis furnace, heat exchanger, off-gas recovery purification system, lysate fluid reservoir, the pyrolysis furnace is equipped with heat exchanger, heat exchanger is connect with photoelectricity catalytic converter and off-gas recovery purification system respectively by cracking tracheae, off-gas recovery purification system includes lysate recovery tower I, lysate recovery tower II, lysate recovery tower III, flue gas decoking tower, fume-dehydrating tower, scrubbing tower, dehydrating tower, lysate fluid reservoir I is equipped with below the lysate recovery tower I, lysate fluid reservoir I is connect with high temperature combustors, high temperature combustors are connect with scrubbing tower by being pyrolyzed feed channel；Dehydrating tower connects flue gas cleaner by pyrolysis feed channel, and flue gas cleaner is connect by being pyrolyzed feed channel with activated carbon adsorber.House refuse fast and harmless processing method and system of the present invention, the gas recovery that is unable to for generating cracking reach national waste gas emission standard, protect environment.
Description
Technical field
The invention patent belongs to technical field of domestic garbage treatment, is related to a kind of house refuse fast and harmless processing system
And method.
Background technique
With the improvement of rural resident's living condition, rural garbage quantity surges, and the type of rubbish is more and more abundant, the past
The rural area rural garbage that oneself cannot currently generate using naturally rotten etc. settling modes of compost, the increasing rubbish of processing difficulty enclose
Village's phenomenon is on the rise.Public service compared to city is improved and Residential concentration, and people in the countryside density is smaller, each village's main body point
It dissipates obviously, therefore the living habit in view of the economic situation geographical location and rural area in rural area causes rural garbage to never have
To effective deblocking.Since processing cost can not all concentrate on residents in rural community garbage power station burning disposal now,
(and the foundation of garbage incineration power plant also draws neighbour and keeps away effect problem), thus for it is underdeveloped, have inconvenient traffic, the density of population
<rural garbage separated practices are best by the villages and small towns of 66 people/km2 and nearest each city distance>20km or more above county level
Rural garbage tupe.
Burning disposal is that rubbish is placed in incinerator to burn, and releases thermal energy, waste heat recycling can heat supply or power generation.
It is discharged after gas cleaning, a small amount of residual residue discharge fills or make other purposes.Incineration treatment technology feature is that treating capacity is big, subtracts
Capacitive is good, innoxious thorough, and has thermal energy recycling effect.Therefore, carrying out burning disposal to house refuse is innoxious, minimizing
Mode is effectively treated with recycling.Publication number CN106871126A, CN106838911A individually disclose a kind of house refuse
Rubbish is first heated to 150~250 DEG C of pyrolysis, but in rubbish using two-period form pyrolysis+burning technique by processing method
Plastics containing chlorine element are not pyrolyzed completely, the chlorine element being unable in separating plastic, and pyrolytic process generates and is greater than 50%
Containing pyrolysis organic matter water, secondary pollution is caused to environment, while in the process of pyrolytic incineration recycling pyrolytic incineration
Middle temperature cannot meet the temperature condition for eliminating dioxin, therefore make dioxin reach discharge standard to have certain difficulty.
In conclusion the basic object of modern waste control is to reduce the volume and harm of rubbish, possibility is avoided or reduced
Harmful substance, environmental quality is guaranteed by comprehensive prevention to pollution and control.Therefore it is raw to reduce dioxin-like chemical for research
At domestic garbage was harmlessly treated method have important practical significance.
Patent of invention content
It is a primary object of the present invention in order to overcome the shortcomings in the prior art, provide a kind of quick nothing of house refuse
Evilization processing method and system, the unrenewable gas for generating cracking reach the waste gas emission standard discharge of country's formulation,
It is not only suitable for the processing to residents in rural community also and can handle agricultural production rubbish.
The technical solution that the invention patent solves above-mentioned technical problem is as follows:
A kind of house refuse fast and harmless processing system, including pyrolysis furnace, heat exchanger, off-gas recovery purification system,
Lysate fluid reservoir, wherein the pyrolysis furnace includes that pyrolysis furnace A and pyrolysis furnace B, the pyrolysis furnace A and pyrolysis furnace B pass through cracking
Tracheae is connected, and the cracking tracheae is equipped with gate valve；The pyrolysis furnace is equipped with heat exchanger, and the heat exchanger is by splitting
Solution tracheae is connect with photoelectricity catalytic converter and off-gas recovery purification system respectively, and the off-gas recovery purification system includes cracking
Liquid recovery tower I, lysate recovery tower II, lysate recovery tower III, flue gas decoking tower, fume-dehydrating tower, scrubbing tower, dehydrating tower,
The lysate recovery tower I and lysate recovery tower II are connected by being pyrolyzed feed channel, the lysate recovery tower II with split
Solution liquid recovery tower III is connected by being pyrolyzed feed channel, and the lysate recovery tower III is successively de- with flue gas by pyrolysis feed channel
Jiao Ta, fume-dehydrating tower, scrubbing tower, dehydrating tower are connected；The lysate recovery tower I, lysate recovery tower II, lysate return
It receives and is equipped with thermometer in tower III, be equipped with lysate fluid reservoir I, the lysate recovery tower below the lysate recovery tower I
II lower section is equipped with lysate fluid reservoir II, is equipped with lysate fluid reservoir III, the lysate below the lysate recovery tower III
Fluid reservoir I is connect with high temperature combustors；The lysate fluid reservoir III is connect with lysate fluid reservoir I by pipeline；It is described de-
Water tower connects flue gas cleaner by pyrolysis feed channel, and the flue gas cleaner is connected by pyrolysis feed channel and activated carbon adsorber
It connects.
Preferably, it is respectively arranged with inside the pyrolysis furnace A and pyrolysis furnace B equipped with thermometer, movable fire door, material track
Road, the activity fire door are equipped with peep hole；Combuster, described two burnings are installed in the pyrolysis furnace A and the bottom pyrolysis furnace B
It is connected between room by cracking tracheae.
Preferably, flame-proof thermal insulation material is equipped with inside the pyrolysis furnace A and pyrolysis furnace B.
Preferably, it is connected with materials vehicle on the materials vehicle track, is equipped with care feed tray, the care feed tray in the materials vehicle
Top is equipped with stripper, and flue is additionally provided with inside the materials vehicle, and the materials vehicle bottom is equipped with wheel.
Preferably, antiriot device, institute are equipped in the lysate recovery tower I, lysate recovery tower II, lysate recovery tower III
It states in lysate recovery tower I and is additionally provided with insulating layer.
Preferably, it is equipped with fluid reservoir below the scrubbing tower, liquid pump is set between the scrubbing tower and fluid reservoir；It is described
Exhaust fan is equipped between scrubbing tower and fume-dehydrating tower.
Preferably, the flue gas cleaner is composed of ultraviolet light, low-temperature plasma, laser curtain wall, is inside placed with and is urged
Agent.
Further, the present invention provides a kind of house refuse fast and harmless processing method, include the following steps:
(1) house refuse is fitted into materials vehicle, one layer of pulverized limestone is sprayed on surface, is then pushed into closed, point in pyrolysis furnace
Fuel baking rubbish is fired, 180min is kept the temperature；Make temperature up to 550 DEG C (decomposition plastics, rubber are burnt) pyrolysis furnace high fire heating, keeps the temperature
120 minutes closed furnaces, then cooling is come out of the stove；
(2) cracking gas of pyrolysis furnace production is collected tower through two-stage lysate and is absorbed, and setting level-one lysate collects splitting for tower
The temperature vented one's spleen is 103 DEG C, and the temperature that second level lysate collects the cracking gas of tower is 98 DEG C；After lysate collects tower absorption
Organic matter is decomposed through photoelectricity flue gas cleaner after the washed tower of flue gas, denitration desulfurization, is then inhaled through activated carbon adsorber
Attached qualified discharge standard；
(3) lysate being cracked to form is recycled by lysate pot for storing up liquid, then is transported to high temperature combustion furnace and is being crossed oxygen condition
Lower high temperature incineration, for the pyrolysis furnace energy or outward transport for refuse-burning plant using energy source；
(4) pyrolysis furnace comes out of the stove material through gravity separation, sub-elects charcoal and send pyrolysis furnace combustion chambers burn, surplus material selects gold
After sending cement plant to handle or solidify after category or rubbish landfill yard is disposed.
Preferably, the step (1) baking temperature≤110 DEG C.
Preferably, incineration temperature in the state of peroxide is more than 850 DEG C.
Compared with prior art, the beneficial effect of the invention patent is:
(1) processing system garbage disposal speed of the present invention is fast, receives on pyrolysis furnace equipped with waste-heat recovery device and lysate
Acquisition means slough the moisture in rubbish using waste heat, the organic cracking in rubbish and make it using cracking liquor collecting device
It is used for fuel as liquid, while collecting rear in lysate and waste gas purification apparatus is installed, makes cannot recycling for cracking generation
Gas reach country formulation waste gas emission standard discharge.
(2) dioxin is reduced by sprinkling pulverized limestone in processing method of the present invention and generates space, while processing system of the present invention
Photoelectricity clarifier is set in system, laser can be used, ultraviolet light, low-temperature plasma, which is mutually used in combination, makes organic matter decompose reduction work
Property charcoal is cut operating costs using device.
(3) processing method of the present invention has evaded the equipment that rubbish directly burns complicated technology and valuableness, burns intensity controlled.
(4) processing method of the present invention not only can handle house refuse, can be also used for the processing of agricultural waste, can locate
It manages without broken stalk, forest branch, reduces broken process, accomplish that a furnace is dual-purpose.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is pyrolysis furnace A apparatus structure schematic diagram of the present invention；
Fig. 3 is off-gas recovery purification system structural schematic diagram of the present invention.
In figure: 1-1, pyrolysis furnace A；1-2, pyrolysis furnace B；2, tracheae is cracked；3, off-gas recovery purification system；4, thermometer；
5, antiriot device；6-1 lysate recovery tower I, 6-2 lysate recovery tower II, 6-3 lysate recovery tower III, 7, insulating layer；8, heat is handed over
Parallel operation；9, photoelectricity catalytic converter；10, it is pyrolyzed feed channel；11, gate valve；12, flue gas decoking tower；13, fume-dehydrating tower；15, drum
Blower；16, scrubbing tower；17, dehydrating tower；18, flame-proof thermal insulation material；19, materials vehicle track；20, combustion chamber；21, fluid reservoir；
22-1, lysate fluid reservoir I；22-2, lysate fluid reservoir II；22-3, lysate fluid reservoir III；23, liquid pump；24, flue gas
Clarifier；25, activated carbon adsorber；26, materials vehicle；27, peep hole；28, movable fire door；29, flue；30, wheel；31, it holds in the palm
Charging tray；32, stripper；33, high temperature combustors.
Specific embodiment
It is described below in conjunction with principle and feature of the attached drawing to the invention patent, the given examples are served only to explain the present invention
Patent is not intended to limit the range of the invention patent.
Embodiment
1-3 with reference to the accompanying drawings, the present invention provide a kind of house refuse fast and harmless processing system, including pyrolysis furnace, heat are handed over
Parallel operation 8, off-gas recovery purification system 3, lysate fluid reservoir, wherein pyrolysis furnace includes pyrolysis furnace A1-1 and pyrolysis furnace B1-2, is split
Solution furnace A1-1 is connected with pyrolysis furnace B1-2 by cracking tracheae 2, is respectively arranged with inside pyrolysis furnace A1-1 and pyrolysis furnace B1-2
Equipped with thermometer 4, movable fire door 28, flame-proof thermal insulation material 18, materials vehicle track 19；Movable fire door 28 is equipped with peep hole 27；
It is connected with materials vehicle 26 on materials vehicle track 19, care feed tray 31 is equipped in materials vehicle 26, is equipped with stripper 32 above care feed tray 31,
Flue 29 is additionally provided with inside materials vehicle 26,26 bottom of materials vehicle is equipped with wheel 30；Pyrolysis furnace A1-1 and the bottom pyrolysis furnace B1-2 peace
Equipped with combustion chamber 20, it is connected between two combustion chambers 20 by cracking tracheae 2；It cracks tracheae 2 and is equipped with gate valve 11；Pyrolysis furnace
Be equipped with heat exchanger 8, heat exchanger 8 by cracking tracheae 2 respectively with photoelectricity catalytic converter 9 and off-gas recovery purification system
3 connections, off-gas recovery purification system 3 include I 6-1 of lysate recovery tower, II 6-2 of lysate recovery tower, lysate recovery tower III
6-3, flue gas decoking tower 12, fume-dehydrating tower 13, scrubbing tower 16, dehydrating tower 17, I 6-1 of lysate recovery tower, lysate recovery tower
It is equipped with antiriot device 5 in II 6-2, III 6-3 of lysate recovery tower, is additionally provided with insulating layer 7 in I 6-1 of lysate recovery tower, cracks
I 6-1 of liquid recovery tower is connected with II 6-2 of lysate recovery tower by being pyrolyzed feed channel 10, II 6-2 of lysate recovery tower and cracking
III 6-3 of liquid recovery tower by be pyrolyzed feed channel 10 be connected, III 6-3 of lysate recovery tower by pyrolysis feed channel 10 successively with cigarette
Qi exhaustion coke tower 12, fume-dehydrating tower 13, scrubbing tower 16, dehydrating tower 17 are connected；I 6-1 of lysate recovery tower, lysate recovery tower
It is equipped with thermometer 4 in II 6-2, III 6-3 of lysate recovery tower, is equipped with lysate liquid storage below I 6-1 of lysate recovery tower
It is equipped with II 22-2 of lysate fluid reservoir below I 22-1 of tank, II 6-2 of lysate recovery tower, is equipped with below III 6-3 of lysate recovery tower
Lysate fluid reservoir III, I 22-1 of lysate fluid reservoir are connect with high temperature combustors 33, and fluid reservoir 21 is equipped with below scrubbing tower 16,
Liquid pump 23 is set between scrubbing tower 16 and fluid reservoir 21；III 22-3 of lysate fluid reservoir passes through with I 22-1 of lysate fluid reservoir
Pipeline connection；Dehydrating tower 17 connects flue gas cleaner 24 by pyrolysis feed channel 10, and flue gas cleaner 24 passes through pyrolysis feed channel
10 connect with activated carbon adsorber 25.
The present invention provides a kind of house refuse fast and harmless processing methods, include the following steps:
(1) house refuse is fitted into materials vehicle, one layer of pulverized limestone is sprayed on surface, is then pushed into closed, point in pyrolysis furnace
Fuel baking rubbish is fired, 180min is kept the temperature；Make temperature up to 550 DEG C (decomposition plastics, rubber are burnt) pyrolysis furnace high fire heating, keeps the temperature
120 minutes closed furnaces, then cooling is come out of the stove；
(2) cracking gas of pyrolysis furnace production is collected tower through two-stage lysate and is absorbed, and setting level-one lysate collects splitting for tower
The temperature vented one's spleen is 103 DEG C, and the temperature that second level lysate collects the cracking gas of tower is 98 DEG C；After lysate collects tower absorption
Organic matter is decomposed through photoelectricity flue gas cleaner after the washed tower of flue gas, denitration desulfurization, is then inhaled through activated carbon adsorber
Attached qualified discharge standard；
(3) lysate being cracked to form is recycled by lysate pot for storing up liquid, then is transported to high temperature combustion furnace and is being crossed oxygen condition
Lower high temperature incineration, for the pyrolysis furnace energy or outward transport for refuse-burning plant using energy source；
(4) pyrolysis furnace comes out of the stove material through gravity separation, sub-elects charcoal and send pyrolysis furnace combustion chambers burn, surplus material selects gold
After sending cement plant to handle or solidify after category or rubbish landfill yard is disposed.
Working principle: when using the house refuse fast and harmless processing system, the house refuse for spraying lime is put
Enter in materials vehicle 26, then materials vehicle 26 is pushed into closed in pyrolysis furnace 1, closing pyrolysis furnace A cracking air lock valve 11-1 and pyrolysis furnace B
Cracking air lock valve 11-3, open water vapour gate valve 11-2,11-4, open air blower 15, light fuel in pyrolysis furnace A, toast
Rubbish makes in-furnace temperature be no more than 110 DEG C, keeps the temperature 180 minutes when in-furnace temperature is stablized at 110 DEG C；Close water vapour gate valve
11-2 opens cracking air lock valve 11-1, makes temperature up to 550 DEG C of heat preservations, 120 minutes closed furnaces pyrolysis furnace high fire heating, closes air
Gate valve 11-6 closed furnace 180 minutes after closed furnace, opens water vapour 11-2 gate valve, closes cracking air lock valve 11-1, pyrolysis furnace A furnace charge
Cooling is come out of the stove；180 minutes are kept the temperature at 110 DEG C when temperature of charge is stable in pyrolysis furnace B, closes pyrolysis furnace B water vapour gate valve 11-4,
Cracking air lock valve 11-3 is opened, lysate gate valve 11-8 is opened, the operation of pyrolysis furnace A operation sequence is repeated after lighting lysate, rises
120 minutes are kept the temperature when temperature is up to 550 DEG C, air gate valve 11-7 and lysate gate valve 11-8 is closed, closed furnace 180 minutes, opens water and steam
Steam brake valve 11-3 closes cracking air lock valve 11-3, comes out of the stove to material cooling in pyrolysis furnace B.Pyrolysis furnace A, B reciprocating operation.Cracking
Furnace production cracking gas sequentially enters I 6-1 of lysate recovery tower, II 6-2 of lysate recovery tower, III 6-3 of lysate recovery tower, controls
The temperature that I 6-1 of lysate recovery tower exports cracking gas is 105 DEG C, and the temperature for controlling the cracking gas of II 6-2 of lysate recovery tower is
95 DEG C, pyrolysis furnace comes out of the stove material through gravity separation, sub-elects after charcoal send pyrolysis furnace combustion chambers burn, surplus material to select metal and send
After cement plant processing or solidification or rubbish landfill yard is disposed；The lysate being cracked to form is transported to the progress high temperature of high temperature combustors 33 and burns
It burns, incineration temperature is more than 850 DEG C in the state of peroxide, and gas residence time is more than 2 seconds；The flue gas that pyrolysis furnace generates is washed
It is reached after the absorption of activated carbon adsorber 25 after flue gas cleaner 24 is to the decomposition of organic matter after tower 16,17 denitration desulfurization of dehydrating tower
Mark discharge.It is stored in storage tank by the lysate that lysate recovery tower is collected into and is sent out for the pyrolysis furnace energy or outward transport for rubbish
Power plant's energy.
It is obvious to a person skilled in the art that the invention patent is not limited to the details of above-mentioned exemplary embodiment, and
And without departing substantially from the spirit or essential attributes of the invention patent, it can realize in other specific forms of the invention special
Benefit.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, the present invention is special
The range of benefit is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are included in the invention patent, should not treat any reference in the claims as limiting
Related claim.
The above description is only a preferred embodiment of the patent of the present invention, is not intended to limit the invention patent, all in the present invention
Within the spirit and principle of patent, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the invention patent
Within the scope of shield.
Claims (10)
1. a kind of house refuse fast and harmless processing system, including pyrolysis furnace, heat exchanger (8), off-gas recovery purification system
(3), lysate fluid reservoir, it is characterised in that: the pyrolysis furnace includes pyrolysis furnace A (1-1) and pyrolysis furnace B (1-2), the cracking
Furnace A (1-1) is connected with pyrolysis furnace B (1-2) by cracking tracheae (2), and the cracking tracheae (2) is equipped with gate valve (11)；Institute
Pyrolysis furnace is stated equipped with heat exchanger (8), the heat exchanger (8) by cracking tracheae (2) respectively with photoelectricity catalytic converter
(9) include lysate recovery tower I (6-1), split with off-gas recovery purification system (3) connection, the off-gas recovery purification system (3)
Solve liquid recovery tower II (6-2), lysate recovery tower III (6-3), flue gas decoking tower (12), fume-dehydrating tower (13), scrubbing tower
(16), dehydrating tower (17), the lysate recovery tower I (6-1) and lysate recovery tower II (6-2) pass through pyrolysis feed channel (10)
It is connected, the lysate recovery tower II (6-2) is connected with lysate recovery tower III (6-3) by being pyrolyzed feed channel (10),
The lysate recovery tower III (6-3) by pyrolysis feed channel (10) successively with flue gas decoking tower (12), fume-dehydrating tower (13),
Scrubbing tower (16), dehydrating tower (17) are connected；The lysate recovery tower I (6-1), lysate recovery tower II (6-2), lysate
It is equipped with thermometer (4) in recovery tower III (6-3), lysate fluid reservoir I is equipped with below the lysate recovery tower I (6-1)
(22-1), lysate recovery tower II (6-2) lower section are equipped with lysate fluid reservoir II (22-2), the lysate recovery tower III
It is equipped with lysate fluid reservoir III (22-3) below (6-3), the lysate fluid reservoir I (22-1) and high temperature combustors (33) are even
It connects；The lysate fluid reservoir III (22-3) is connect with lysate fluid reservoir I (22-1) by pipeline；The dehydrating tower (17) is logical
Pyrolysis gas pipeline (10) connection flue gas cleaner (24) is crossed, the flue gas cleaner (24) passes through pyrolysis feed channel (10) and activity
Charcoal adsorption tower (25) connection.
2. house refuse fast and harmless processing system according to claim 1, it is characterised in that: the pyrolysis furnace A (1-
1) it and inside pyrolysis furnace B (1-2) is respectively arranged with equipped with thermometer (4), movable fire door (28), materials vehicle track (19), it is described
Movable fire door (28) is equipped with peep hole (27)；Combuster is installed in the pyrolysis furnace A (1-1) and the bottom (1-2) pyrolysis furnace B
(20), it is connected between described two combustion chambers (20) by cracking tracheae (2).
3. house refuse fast and harmless processing system according to claim 1, it is characterised in that: the pyrolysis furnace A (1-
1) flame-proof thermal insulation material (18) and inside pyrolysis furnace B (1-2) are equipped with.
4. according to benefit require 1 described in house refuse fast and harmless processing system, it is characterised in that: the materials vehicle track
(19) it is connected on materials vehicle (26), is equipped with care feed tray (31) in the materials vehicle (26), be equipped with above the care feed tray (31)
Stripper (32), the materials vehicle (26) is internal to be additionally provided with flue (29), and materials vehicle (26) bottom is equipped with wheel (30).
5. house refuse fast and harmless processing system according to claim 1, it is characterised in that: the lysate recycling
Antiriot device (5) are equipped in tower I (6-1), lysate recovery tower II (6-2), lysate recovery tower III (6-3), the lysate returns
It receives in tower I (6-1) and is additionally provided with insulating layer (7).
6. house refuse fast and harmless processing system according to claim 1, it is characterised in that: the scrubbing tower (16)
Lower section is equipped with fluid reservoir (21), and liquid pump (23) are arranged between the scrubbing tower (16) and fluid reservoir (21).
7. house refuse fast and harmless processing system according to claim 1, it is characterised in that: the flue gas cleaner
(24) it is composed of ultraviolet light, low-temperature plasma, laser curtain wall, is inside placed with catalyst.
8. house refuse fast and harmless processing system according to claim 1, it is characterised in that: a kind of life rubbish
Rubbish fast and harmless processing method, characterized by the following steps:
(1) house refuse being fitted into materials vehicle, one layer of pulverized limestone is sprayed on surface, and it is then closed in push-in pyrolysis furnace, light combustion
Material baking rubbish, keeps the temperature 180min；Make temperature up to 550 DEG C pyrolysis furnace high fire heating, keeps the temperature 120 minutes closed furnaces, then cool down
It comes out of the stove；
(2) cracking gas of pyrolysis furnace production is collected tower through two-stage lysate and is absorbed, and setting level-one lysate collects the cracking gas of tower
Temperature be 103 DEG C, second level lysate collect tower cracking gas temperature be 98 DEG C；The flue gas after tower absorbs is collected through lysate
Organic matter is decomposed through photoelectricity flue gas cleaner after washed tower, denitration desulfurization, then after activated carbon adsorber adsorbs
Qualified discharge standard；
(3) lysate being cracked to form is recycled by lysate pot for storing up liquid, then is transported to high temperature combustion furnace height in the case where crossing oxygen condition
Temperature is burned, for the pyrolysis furnace energy or outward transport for refuse-burning plant using energy source；
(4) pyrolysis furnace comes out of the stove material through gravity separation, sub-elects charcoal and send pyrolysis furnace combustion chambers burn, after surplus material selects metal
After sending cement plant to handle or solidify or rubbish landfill yard is disposed.
9. house refuse fast and harmless processing method according to claim 8, it is characterised in that: step (1) described baking
Roasting temperature≤110 DEG C.
10. house refuse fast and harmless processing method according to claim 8, it is characterised in that: described in peroxide
Incineration temperature is more than 850 DEG C under state.
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| CN201811392348.4A CN109609145A (en) | 2018-11-21 | 2018-11-21 | A kind of house refuse fast and harmless processing system and method |
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| CN201811392348.4A CN109609145A (en) | 2018-11-21 | 2018-11-21 | A kind of house refuse fast and harmless processing system and method |
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| CN110369440A (en) * | 2019-06-26 | 2019-10-25 | 安徽安江环保科技有限公司 | A kind of combustion refuse flying dust recovery process |
| CN110469853A (en) * | 2019-06-05 | 2019-11-19 | 河北天朗环保工程有限公司 | A kind of pyrolytic gasification energy-saving equipment for garbage disposal |
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