CN105757674B - The system and method for carbonaceous organic material thermal decomposition product heat energy utilization - Google Patents
The system and method for carbonaceous organic material thermal decomposition product heat energy utilization Download PDFInfo
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- CN105757674B CN105757674B CN201610211387.4A CN201610211387A CN105757674B CN 105757674 B CN105757674 B CN 105757674B CN 201610211387 A CN201610211387 A CN 201610211387A CN 105757674 B CN105757674 B CN 105757674B
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- 239000011368 organic material Substances 0.000 title claims abstract description 135
- 238000000034 method Methods 0.000 title claims abstract description 51
- 238000005979 thermal decomposition reaction Methods 0.000 title claims abstract description 49
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 127
- 239000007789 gas Substances 0.000 claims abstract description 85
- 238000001035 drying Methods 0.000 claims abstract description 64
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 52
- 239000002296 pyrolytic carbon Substances 0.000 claims abstract description 48
- 238000009825 accumulation Methods 0.000 claims abstract description 43
- 239000000203 mixture Substances 0.000 claims abstract description 41
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 239000002737 fuel gas Substances 0.000 claims abstract description 26
- 229910001873 dinitrogen Inorganic materials 0.000 claims abstract description 23
- 239000000498 cooling water Substances 0.000 claims abstract description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000000197 pyrolysis Methods 0.000 claims description 130
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- 238000012545 processing Methods 0.000 claims description 37
- 235000019198 oils Nutrition 0.000 claims description 29
- 230000008569 process Effects 0.000 claims description 20
- 210000000952 spleen Anatomy 0.000 claims description 19
- 235000019476 oil-water mixture Nutrition 0.000 claims description 16
- 238000002485 combustion reaction Methods 0.000 claims description 15
- 239000005416 organic matter Substances 0.000 claims description 13
- 238000009833 condensation Methods 0.000 claims description 10
- 230000005494 condensation Effects 0.000 claims description 10
- 239000003610 charcoal Substances 0.000 claims description 7
- 238000013022 venting Methods 0.000 claims description 7
- 239000002918 waste heat Substances 0.000 claims description 5
- 239000004519 grease Substances 0.000 claims description 2
- 238000007781 pre-processing Methods 0.000 claims description 2
- 239000000047 product Substances 0.000 description 44
- 239000010813 municipal solid waste Substances 0.000 description 16
- 239000000446 fuel Substances 0.000 description 13
- 238000004064 recycling Methods 0.000 description 10
- 239000011521 glass Substances 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 6
- 238000005265 energy consumption Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 238000000746 purification Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000003317 industrial substance Substances 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 239000011449 brick Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002361 compost Substances 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002910 solid waste Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
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- 239000010791 domestic waste Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/46—Recuperation of heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
- F26B21/002—Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
Abstract
The invention discloses the system and method for carbonaceous organic material thermal decomposition product heat energy utilization, wherein, system includes：Pretreatment unit, drying equipment, heat accumulating type rotating bed, First Heat Exchanger and the second heat exchanger, wherein, drying equipment is connected with pretreatment unit；Heat accumulating type rotating bed has feed inlet, gas-liquid mixture outlet, pyrolytic carbon outlet, heat accumulation type radiant tube preheated air entrance, heat accumulation type radiant tube fuel gas entrance and heat accumulation type radiant tube exhanst gas outlet；First Heat Exchanger has pyrolytic carbon entrance, carbon residue outlet, the outlet of circulating nitrogen gas entrance, hot nitrogen, and pyrolytic carbon entrance is connected with pyrolytic carbon outlet, and hot nitrogen outlet is connected with drying equipment；And second heat exchanger have cold nitrogen inlet, steam entry, cooling water outlet, circulating nitrogen gas outlet, cold nitrogen inlet and steam entry are connected respectively with drying equipment.Thus the system carries out UTILIZATION OF VESIDUAL HEAT IN using indirect heat exchange mode to the heat of carbonaceous organic material pyrolytic carbon, and system overall operation cost is relatively low.
Description
Technical field
The invention belongs to solid waste resource recovery process fields, and in particular to a kind of carbonaceous organic material thermal decomposition product thermal energy
The system and method utilized.
Background technology
The yield of China's solid waste is growing day by day, especially some big cities, is faced with the danger of " garbage-surrounded city ".And
After the carbonaceous organic materials such as house refuse generate, if without effective, harmless processing, it not only can contaminated soil, water source and big
Gas can also impact the health of resident, deteriorate living conditions.Therefore, the carbonaceous organic material as house refuse
Have become the very prominent environmental problem in each city.
At present, the major way of domestic garbage disposal has landfill, compost, burning etc..Wherein Landfill apply compared with
It is early, also most simple, but with the continuous development of urbanization, urban land is more and more nervous, the disposition of this " non-resource "
Mode is gradually eliminated.And the product quality of compost is difficult to ensure that, the awkward situation in " having product, at a discount ".In addition, " ten
Two or five " garbage incineration technology that country encourages during, also because the problems such as bioxin, it is difficult to be received by general public.
Carbonaceous organic material pyrolysis is another heat treatment method that is different from burning, and key point is anaerobic or anoxybiotic
Condition, the organic matter in carbonaceous organic material are converted into H2、CO、CH4Imflammable gas, oil-water mixture and solid product are waited, is not had
The generation of the noxious materials such as bioxin also needs to add auxiliary fuel unlike burning, and is that a kind of pollution is small, investment is low, returns
The carbonaceous organic material treatment technology reported.
Existing carbonaceous organic material pyrolytic technique difficult point mainly consumes energy, and larger, product is less, complicated for operation, treating capacity is low
Deng pyrolysis product can be caused to be difficult to sell, is less economical, be unable to industrial applications.In addition, traditional carbonaceous organic material pyrolysis skill
Art operating cost is higher.Therefore, it is further improved currently used for the pyrolytic technique of carbonaceous organic material.
Invention content
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, the present invention
One purpose be to propose a kind of innoxious, minimizing, recycling carbonaceous organic material thermal decomposition product heat energy utilization system and
Method.
According to an aspect of the present invention, the present invention propose a kind of carbonaceous organic material thermal decomposition product heat energy utilization be
System, the system include：There is carbonaceous organic material entrance and pretreatment carbonaceous organic material to go out for pretreatment unit, the pretreatment unit
Mouthful；Drying equipment, the drying equipment have pretreatment carbonaceous organic material entrance and dried carbonaceous organic outlet, the pre- place
Reason carbonaceous organic material entrance is connected with the pretreatment carbonaceous organic material outlet；Heat accumulating type rotating bed, the heat accumulating type rotating bed
With feed inlet, gas-liquid mixture outlet, pyrolytic carbon outlet, the combustion of heat accumulation type radiant tube preheated air entrance, heat accumulation type radiant tube
Expect gas entrance and heat accumulation type radiant tube exhanst gas outlet；There is pyrolytic carbon entrance, carbon residue to go out for First Heat Exchanger, the First Heat Exchanger
Mouth, the outlet of circulating nitrogen gas entrance, hot nitrogen, the pyrolytic carbon entrance are connected with pyrolytic carbon outlet, the hot nitrogen outlet
It is connected with the drying equipment；And second heat exchanger, second heat exchanger have cold nitrogen inlet, steam entry, cold
But water out, circulating nitrogen gas outlet, the cold nitrogen inlet and the steam entry are connected respectively with the drying equipment.
Thus the system carries out UTILIZATION OF VESIDUAL HEAT IN using indirect heat exchange mode to the heat of carbonaceous organic material pyrolytic carbon, obtains
The pyrolysis oil and combustible gas of high-quality, non-secondary pollution, system overall operation cost is relatively low, realizes to carbonaceous organic material
" innoxious, minimizing, recycling " processing is conducive to the industrial applications of carbonaceous organic material pyrolysis.
In addition, the system of carbonaceous organic material thermal decomposition product heat energy utilization according to the above embodiment of the present invention can also have
Following additional technical characteristic：
In some embodiments of the invention, the system of the carbonaceous organic material thermal decomposition product heat energy utilization, feature
It is, further comprises：
Condenser, the condenser have gas-liquid mixture entrance, pyrolysis gas outlet and pyrolysis oil water out, the gas-liquid
Mixture inlet is connected with gas-liquid mixture outlet；
There is oil-water mixture entrance, pyrolysis water out and pyrolysis oil to go out for oily-water seperating equipment, the oily-water seperating equipment
Mouthful, the oil-water mixture entrance is connected with the pyrolysis oil water out of the condenser.
Thus condensation process is carried out to the gas-liquid mixture that the pyrolysis processing generates using condenser, to be pyrolyzed
Gas and pyrolysis oil-water mixture；Water-oil separating processing is carried out to the pyrolysis oil-water mixture using oily-water seperating equipment, so as to
Obtain pyrolysis water and pyrolysis oil.
In some embodiments of the invention, the system of the carbonaceous organic material thermal decomposition product heat energy utilization, feature
It is, further comprises：
Third heat exchanger, the third heat exchanger have pyrolysis gas entrance, air intake, cold pyrolysis gas outlet and preheating sky
Gas exports, and the pyrolysis gas entrance is connected with the condenser, and the preheated air outlet is preheated with the heat accumulation type radiant tube
Air intake is connected；
Purifier, the purifier has cold and hot entrance of venting one's spleen, combustible gas outlet and fuel gas outlet, described cold and hot
Entrance of venting one's spleen is connected with the cold pyrolysis gas outlet, the fuel gas outlet and the heat accumulation type radiant tube fuel gas entrance phase
Even.
Thus in third heat exchanger, air is heated using pyrolysis gas, to obtain cold and hot venting one's spleen and preheat sky
Gas, and the preheated air is passed through the heat accumulating type rotating bed and is used as heat accumulation type radiant tube combustion air；Utilize purification
Device carries out purified treatment to cold and hot vent one's spleen, and to obtain combustible gas, and a part for the combustible gas is passed through described
Heat accumulating type rotating bed is used as heat accumulation type radiant tube fuel gas.
In some embodiments of the invention, the system of the carbonaceous organic material thermal decomposition product heat energy utilization, feature
It is, the pretreatment unit includes connected sorting unit and crushing plant.Thus the pretreatment unit includes what is be connected
Sorting unit and crushing plant are conducive to remove the inorganic matters such as metal therein, glass, and carbonaceous organic material is crushed.
In some embodiments of the invention, the system of the carbonaceous organic material thermal decomposition product heat energy utilization, feature
It is, the cooling water outlet of second heat exchanger is connected with the condenser.Thus being conducive to will be in second heat exchanger
The cooling water of generation is passed through in the condenser and carries out condensation process to the gas-liquid mixture that the pyrolysis processing generates.
According to another aspect of the present invention, the present invention proposes a kind of side of carbonaceous organic material thermal decomposition product heat energy utilization
Method, this method include：The carbonaceous organic material is pre-processed using pretreatment unit, it is carbon containing organic to obtain pre-processing
Object；Drying and processing is carried out to the pretreatment carbonaceous organic material using drying equipment, to obtain dried carbonaceous organic matter；It utilizes
Heat accumulating type rotating bed carries out pyrolysis processing to the dried carbonaceous organic matter, to obtain gas-liquid mixture and pyrolytic carbon；
In one heat exchanger, the waste heat of the pyrolytic carbon is recycled using circulating nitrogen gas, to obtain carbon residue and hot nitrogen, and by institute
Hot nitrogen is stated to be passed through in the drying equipment to the pretreatment carbonaceous organic material progress drying and processing, to obtain cold nitrogen；
And in the second heat exchanger, the vapor generated in the drying equipment is cooled down using the cold nitrogen, so as to
To cooling water.
The present invention carries out UTILIZATION OF VESIDUAL HEAT IN using indirect heat exchange mode to the heat of carbonaceous organic material pyrolytic carbon, pyrolysis gas, and
The pyrolysis oil and combustible gas of high-quality are obtained, without secondary pollution, overall operation cost is relatively low, realizes carbonaceous organic material
" innoxious, minimizing, recycling " processing, conducive to the industrial applications of carbonaceous organic material pyrolysis.
In addition, the system of carbonaceous organic material thermal decomposition product heat energy utilization according to the above embodiment of the present invention can also have
Following additional technical characteristic：
In some embodiments of the invention, the method for the carbonaceous organic material thermal decomposition product heat energy utilization, feature
It is, further comprises：
The gas-liquid mixture generated using condenser to the pyrolysis processing carries out condensation process, so as to obtain pyrolysis gas and
Oil-water mixture；
Water-oil separating processing is carried out to the oil-water mixture using oily-water seperating equipment, to obtain pyrolysis water and pyrolysis
Oil.
In some embodiments of the invention, the method for the carbonaceous organic material thermal decomposition product heat energy utilization, feature
It is, further comprises：
In third heat exchanger, air is heated using pyrolysis gas, so as to obtain it is cold and hot vent one's spleen and preheated air, and
The preheated air is passed through the heat accumulating type rotating bed to use as heat accumulation type radiant tube combustion air；
Purified treatment is carried out to cold and hot vent one's spleen using purifier, to obtain combustible gas, and by the combustible gas
A part be passed through the heat accumulating type rotating bed and used as heat accumulation type radiant tube fuel gas.
In some embodiments of the invention, the method for the carbonaceous organic material thermal decomposition product heat energy utilization, feature
It is, the pretreatment includes：
Sorting process is carried out to the carbonaceous organic material using sorting unit；
Break process is carried out to the carbonaceous organic material after the sorting using crushing plant.
Thus sorting process is carried out to the carbonaceous organic material using sorting unit, is conducive to remove glass therein, gold
Belong to etc. inorganic matters and using crushing plant to after the sorting carbonaceous organic material progress break process.
In some embodiments of the invention, the method for the carbonaceous organic material thermal decomposition product heat energy utilization, feature
It is, the cooling water generated in second heat exchanger is passed through to the gas-liquid generated in the condenser to the pyrolysis processing and is mixed
It closes object and carries out condensation process.
Description of the drawings
Fig. 1 is the system structure signal of carbonaceous organic material thermal decomposition product heat energy utilization according to an embodiment of the invention
Figure.
Fig. 2 is the method flow diagram of carbonaceous organic material thermal decomposition product heat energy utilization according to an embodiment of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
According to an aspect of the present invention, the present invention propose a kind of carbonaceous organic material thermal decomposition product heat energy utilization be
System.Below with reference to the system of the carbonaceous organic material thermal decomposition product heat energy utilization of Fig. 1 detailed description of the present invention specific embodiments.Root
System according to the carbonaceous organic material thermal decomposition product heat energy utilization of the specific embodiment of the invention includes：Pretreatment unit 10, drying are set
Standby 20, heat accumulating type rotating bed 30,40 and second heat exchanger 50 of First Heat Exchanger,
Wherein, pretreatment unit 10 has carbonaceous organic material entrance 11 and pretreatment carbonaceous organic material outlet 12；Drying is set
Standby 20 have pretreatment carbonaceous organic material entrance 21 and a dried carbonaceous organic outlet 22, pretreatment carbonaceous organic material entrance 21 with
Carbonaceous organic material outlet 12 is pre-processed to be connected；Heat accumulating type rotating bed 30 has feed inlet 31, gas-liquid mixture outlet 32, pyrolytic carbon
Outlet 33, heat accumulation type radiant tube preheated air entrance 34, heat accumulation type radiant tube fuel gas entrance 35 and heat accumulation type radiant tube flue gas
Outlet 36；First Heat Exchanger 40 has pyrolytic carbon entrance 41, carbon residue outlet 42, circulating nitrogen gas entrance 43, hot nitrogen outlet 44, heat
Solution charcoal entrance 41 is connected with pyrolytic carbon outlet 33, and hot nitrogen outlet 44 is connected with drying equipment 20；And second heat exchanger 50 have
There are cold nitrogen inlet 51, steam entry 52, cooling water outlet 53, circulating nitrogen gas outlet 54, cold nitrogen inlet 51 and vapor
Entrance 52 is connected respectively with drying equipment 20.
In order to facilitate the system for the carbonaceous organic material thermal decomposition product heat energy utilization for understanding the above embodiments of the present application, below it is right
The specific embodiment method of the system of the carbonaceous organic material thermal decomposition product heat energy utilization of above-described embodiment is described.
Specifically, the implementation of above system includes：
Carbonaceous organic material is pre-processed using pretreatment unit 10, to obtain pretreatment carbonaceous organic material；
Drying and processing is carried out to pretreatment carbonaceous organic material using drying equipment 20, to obtain dried carbonaceous organic matter；
Pyrolysis processing is carried out to dried carbonaceous organic matter using heat accumulating type rotating bed 30, to obtain gas-liquid mixture and heat
Solve charcoal；
In First Heat Exchanger 40, the waste heat of pyrolytic carbon is recycled using circulating nitrogen gas, to obtain carbon residue and heat
Nitrogen, and hot nitrogen is passed through in drying equipment, drying and processing is carried out to pretreatment carbonaceous organic material, to obtain cold nitrogen；With
And
In the second heat exchanger 50, the vapor generated in drying equipment is cooled down using cold nitrogen, to obtain
Cooling water.
As a result, by using the system of the carbonaceous organic material thermal decomposition product heat energy utilization of the above embodiment of the present invention, pass through
Using nitrogen thus the thermal energy recycling of pyrolytic carbon is realized into solid-state pyrolysis indirectly for the drying of carbonaceous organic material using nitrogen
Heat conversion between charcoal and solid carbon-contg organic matter, and then the recycling to pyrolytic carbon thermal energy is realized, reduce drying
Energy consumption.According to a particular embodiment of the invention, carbonaceous organic material heat is dried by using the heat of pyrolytic carbon, can made
Carbonaceous organic material moisture content during into heat accumulating type rotating bed reduces by more than 30%, substantially reduces pyrolysis energy consumption；On the other hand
The sensible heat of more than 80% pyrolytic carbon has been recycled, has greatly increased the thermal efficiency of entire pyrolytic process.
According to a particular embodiment of the invention, after carbonaceous organic material pyrolysis, thermal decomposition product temperature is higher, such as pyrolytic carbon, heat
It vents one's spleen, if directly filled, regeneration etc., this partial heat can be lost.The carbon containing of the above embodiment of the present invention has
The heat of pyrolytic carbon effectively recycle and for the dry of carbonaceous organic material by the system of machine object thermal decomposition product heat energy utilization
It is dry, and then effectively prevent energy waste.
According to a particular embodiment of the invention, drying equipment is contact drying, and then the moisture impurity steamed is less, will not
Etching apparatus for pyrolysis oil gas mixture, reduces in field more than 10% water consumption, reduces operating cost.
According to a particular embodiment of the invention, the moisture that carbonaceous organic material drying steams contains certain heat, if directly
Outer row can waste this partial heat, and fail to efficiently use the moisture steamed.As a result, according to a particular embodiment of the invention,
It is reduced by the nitrogen temperature of drying equipment, further in the second heat exchanger, then exchanges heat with the vapor steamed, make
Nitrogen temperature increases.Moreover circulating nitrogen gas outlet 54 can be connected with circulating nitrogen gas entrance 43, and then by the
Circulating nitrogen gas continuation after being heated in two heat exchangers by vapor exchanges heat with pyrolytic carbon.Thus the temperature of hot nitrogen can be improved
Degree, the temperature higher for drying carbonaceous organic material, effect are more preferable.
According to a particular embodiment of the invention, pretreatment unit includes connected sorting unit and crushing plant.Thus it is sharp
Sorting process is carried out to the carbonaceous organic material with sorting unit；Using crushing plant to the carbonaceous organic material after the sorting into
Row break process.According to a particular embodiment of the invention, the carbonaceous organic material of certain moisture content can be passed through pretreatment unit
Be conducive to carry out the inorganic matters such as sorting removal metal therein, glass and brick, and carry out break process with crushing plant.
According to a particular embodiment of the invention, the system of carbonaceous organic material thermal decomposition product heat energy utilization further comprises：It is cold
There is gas-liquid mixture entrance 61, pyrolysis gas outlet 62 and pyrolysis grease to go out for condenser 60 and oily-water seperating equipment 70, condenser 60
Mouth 63, gas-liquid mixture entrance 61 are connected with gas-liquid mixture outlet 32；Oily-water seperating equipment 70 has oil-water mixture entrance
71st, water out 72 and pyrolysis oil export 73 are pyrolyzed, oil-water mixture entrance 71 is connected with the pyrolysis oil water out 63 of condenser 60.
Condensation process is carried out to the gas-liquid mixture that the pyrolysis processing generates using condenser as a result, to obtain heat
It vents one's spleen and oil-water mixture；Water-oil separating processing is carried out to the oil-water mixture using oily-water seperating equipment, to obtain heat
Xie Shui and pyrolysis oil.Wherein pyrolysis oil can be used as industrial chemicals, and pyrolysis water is handled into sewage treatment plant.
According to a particular embodiment of the invention, the system of the carbonaceous organic material thermal decomposition product heat energy utilization of above-described embodiment into
One step includes：Third heat exchanger 80 and purifier 90, third heat exchanger have pyrolysis gas entrance 81, air intake 82, cold and hot
It vents one's spleen and exports 83 and preheated air outlet 84, pyrolysis gas entrance 81 is connected with pyrolysis gas outlet 62, and preheated air outlet 84 is with storing
Hot type radiant tube preheated air entrance 34 is connected；Purifier has cold and hot entrance 91 of venting one's spleen, combustible gas outlet 92 and fuel gas
Outlet 93, cold and hot entrance 91 of venting one's spleen is connected with cold pyrolysis gas outlet 83, and fuel gas outlet 93 enters with heat accumulation type radiant tube fuel gas
Mouth 35 is connected.
As a result, in third heat exchanger, air is heated using pyrolysis gas, to obtain cold and hot venting one's spleen and preheat sky
Gas, and the preheated air is passed through the heat accumulating type rotating bed and is used as heat accumulation type radiant tube combustion air；Utilize purification
Device carries out purified treatment to cold and hot vent one's spleen, and to obtain combustible gas, and a part for the combustible gas is passed through described
Heat accumulating type rotating bed is used as heat accumulation type radiant tube fuel gas.
According to a particular embodiment of the invention, since pyrolysis gas mixture is after indirect condenser, the pyrolysis of acquisition
Gas still has higher temperature, and then the combustion air for heat accumulation type radiant tube is preheated, and temperature is down to 100~150 DEG C of pyrolysis
Gas enters subsequent purification device and obtains gaseous fuel, and a part of gaseous fuel can be used as the fuel gas of heat accumulation type radiant tube,
Rich gaseous fuel is sold as combustible gas.
According to a particular embodiment of the invention, the cooling water outlet 53 of the second heat exchanger 50 is connected with condenser 60.Thus
The cooling water generated in second heat exchanger 50 is passed through to the gas-liquid mixture for generating pyrolysis processing in condenser 60 to condense
Processing.It is possible thereby to further improve the capacity usage ratio of the system.
The present invention carries out UTILIZATION OF VESIDUAL HEAT IN using indirect heat exchange mode to the heat of carbonaceous organic material pyrolytic carbon, pyrolysis gas, and
The pyrolysis oil and combustible gas of high-quality are obtained, without secondary pollution, overall operation cost is relatively low, realizes carbonaceous organic material
" innoxious, minimizing, recycling " processing, conducive to the industrial applications of carbonaceous organic material pyrolysis.
According to another aspect of the present invention, the invention also provides the methods of carbonaceous organic material thermal decomposition product heat energy utilization.
According to a particular embodiment of the invention, the system that this method uses foregoing carbonaceous organic material thermal decomposition product heat energy utilization.
The system using carbonaceous organic material thermal decomposition product heat energy utilization of the specific embodiment of the invention is described below with reference to Fig. 2
To the method that carbonaceous organic material thermal decomposition product thermal energy is utilized, this method includes：
The carbonaceous organic material is pre-processed using pretreatment unit, to obtain pretreatment carbonaceous organic material；
Drying and processing is carried out to the pretreatment carbonaceous organic material using drying equipment, it is organic to obtain dried carbonaceous
Object；
Using heat accumulating type rotating bed to the dried carbonaceous organic matter carry out pyrolysis processing, so as to obtain gas-liquid mixture and
Pyrolytic carbon；
In First Heat Exchanger, the waste heat of the pyrolytic carbon is recycled using circulating nitrogen gas, so as to obtain carbon residue and
Hot nitrogen, and the hot nitrogen is passed through in the drying equipment, drying and processing is carried out to the pretreatment carbonaceous organic material, with
Just cold nitrogen is obtained；And
In the second heat exchanger, the vapor generated in the drying equipment is cooled down using the cold nitrogen, with
Just cooling water is obtained.
As a result, by using the method for the carbonaceous organic material thermal decomposition product heat energy utilization of the above embodiment of the present invention, pass through
Using nitrogen thus the thermal energy recycling of pyrolytic carbon is realized into solid-state pyrolysis indirectly for the drying of carbonaceous organic material using nitrogen
Heat conversion between charcoal and solid carbon-contg organic matter, and then the recycling to pyrolytic carbon thermal energy is realized, reduce drying
Energy consumption.According to a particular embodiment of the invention, carbonaceous organic material heat is dried by using the heat of pyrolytic carbon, can made
Carbonaceous organic material moisture content during into heat accumulating type rotating bed reduces by more than 30%, substantially reduces pyrolysis energy consumption；On the other hand
The sensible heat of more than 80% pyrolytic carbon has been recycled, has greatly increased the thermal efficiency of entire pyrolytic process.
The heat accumulating type rotating bed carbonaceous organic material thermal decomposition product heat energy utilization of the specific embodiment of the invention is described below in detail
Method, this method specifically includes：
(1) pretreatment of carbonaceous organic material：Carbonaceous organic material is pre-processed using pretreatment unit, it is pre- to obtain
Handle carbonaceous organic material；Drying and processing is carried out to the pretreatment carbonaceous organic material using drying equipment, is contained to obtain drying
Carbon organic matter.According to a particular embodiment of the invention, pretreatment includes：Carbonaceous organic material is carried out at sorting using sorting unit
Reason；Break process is carried out to the carbonaceous organic material after sorting using crushing plant.
Specifically, the carbonaceous organic material of moisture content higher (50% or so) is sent into sorting unit, remove metal therein,
The inorganic matters such as glass, brick subsequently into crushing plant, bulk carbonaceous organic material are carried out tentatively broken.Subsequently enter drying
Equipment since the moisture impurity steamed is less, is used by indirect cooling water of second heat exchanger as follow-up indirect condenser.
Since front end is provided with drying equipment so that the treating capacity subsequently without heat carrier heat accumulating type rotating bed improves more than 20%, from
And substantially increase pyrolysis gas, pyrolysis oil yield and calorific value.
(2) pyrolysis of carbonaceous organic material：Pyrolysis processing is carried out to dried carbonaceous organic matter using heat accumulating type rotating bed, so as to
Obtain gas-liquid mixture and pyrolytic carbon.Specifically, it dries to 5~20% carbonaceous organic material and is uniformly distributed by distribution device
No heat carrier heat accumulating type rotating bed carries out high temperature pyrolysis, and heat accumulating type rotating bed has feed inlet, gas-liquid mixture outlet, pyrolytic carbon
Outlet, heat accumulation type radiant tube preheated air entrance, heat accumulation type radiant tube fuel gas entrance and heat accumulation type radiant tube exhanst gas outlet.Its
Furnace bottom is rotatable ring-shaped furnace bottom, among upper and lower regenerative gas radiant tube, heat storage type gas radiation pipe burner cloth
Annular furnace wall is placed in, by burning, and by fuel gas made from third heat exchanger and purifier, is carried in a manner of heat radiation
For the heat needed for carbonaceous organic material high temperature pyrolysis.Atmosphere isolation in flue gas and revolving bed in radiant tube, revolving bed are in
Anaerobic state.The outlet of pyrolysis gas-liquid mixture is set in pyrolysis zone end furnace body upper end；End bottom of furnace body setting pyrolytic carbon goes out
Mouthful.The temperature of radiant tube is set as 600~950 DEG C up and down in heat accumulating type rotating bed, and furnace pressure is 1500~3000Pa.
According to a particular embodiment of the invention, dried carbonaceous organic matter carries out pyrolysis processing in above-mentioned heat accumulating type rotating bed
Afterwards, the higher gas-liquid mixture of heat and pyrolytic carbon are obtained.
(3) gas-liquid and water-oil separating are pyrolyzed：The gas-liquid mixture that pyrolysis processing generates is carried out at condensation using condenser
Reason, to obtain pyrolysis gas and oil-water mixture；Water-oil separating processing is carried out to oil-water mixture using oily-water seperating equipment, with
Just pyrolysis water and pyrolysis oil are obtained.
According to a particular embodiment of the invention, the cooling water generated in the second heat exchanger is passed through in condenser to pyrolysis
The gas-liquid mixture that reason generates carries out condensation process.As a result, using the moisture that drying equipment steams as the indirect cooling of condenser
Water, the gas-liquid mixture generated to carbonaceous organic material pyrolysis carry out indirect heat exchange, and pyrolysis gas enters aftertreatment device, liquid quilt
It condenses out.Liquid under condensation enters oily-water seperating equipment, the pyrolysis oil on liquid upper strata can be sold as industrial chemicals, liquid
The pyrolysis water of body lower floor directly carries out sewage disposal.
(4) heat energy utilization of pyrolytic carbon：Pyrolytic carbon (500~600 DEG C) is exported by heat accumulating type rotating bed pyrolytic carbon to be entered
First Heat Exchanger, the hot nitrogen that circulating nitrogen gas passes through 300~500 DEG C of acquisition after First Heat Exchanger.Hot nitrogen is passed through drying to set
In standby, carbonaceous organic material is dried by way of indirect heat exchange, the cold nitrogen (80~100 DEG C) after heat exchange is changed second
It exchanges heat in hot device with the vapor (200~250 DEG C) steamed in drying equipment, last circulating nitrogen gas temperature reaches 130
It~150 DEG C, returns in First Heat Exchanger and exchanges heat again with pyrolytic carbon, regain 300~500 DEG C of hot nitrogen, and then complete
Cycle heat exchange.
(5) heat energy utilization of pyrolysis gas：In third heat exchanger, air is heated using pyrolysis gas, to obtain
It is cold and hot to vent one's spleen and preheated air, and preheated air is passed through heat accumulating type rotating bed and is used as heat accumulation type radiant tube combustion air；
Purified treatment is carried out to cold and hot vent one's spleen using purifier, to obtain combustible gas, and a part for combustible gas is passed through accumulation of heat
Formula revolving bed is used as heat accumulation type radiant tube fuel gas.
Specifically, the pyrolysis gas-liquid mixture that heat accumulating type rotating bed generates after condenser, be down to by the temperature of pyrolysis gas
100~200 DEG C, then by third heat exchanger, indirect heat exchange is carried out with air.Air after heat exchange is as heat accumulation type radiant tube
Combustion air uses, and can greatly improve the combustion efficiency of fuel gas, reduces energy consumption.Then temperature is down to 80 DEG C or so of pyrolysis
Gas passes through gas cleaning plant, and a part is used as the fuel gas of heat accumulation type radiant tube, and another part is sold as combustible gas,
Preferable economic benefit can not only be obtained, also achieves the comprehensive utilization of thermal decomposition product thermal energy.
The method of carbonaceous organic material thermal decomposition product heat energy utilization according to a particular embodiment of the invention includes：By moisture content
The carbonaceous organic material of higher (50% or so) is sent into pretreatment unit, removes the inorganic matters such as metal therein, glass, and carry out just
Step is broken, subsequently into drying equipment, steams the most of moisture in carbonaceous organic material, due to moisture impurity is less can be by following
The heat exchange effect of ring nitrogen is that heat supply uses in factory.Dried carbonaceous organic material enters no heat carrier heat accumulating type rotating bed, leads to
The heat accumulation type radiant tube both sides up and down of material conveyor belt arranged is crossed to be heated.Be pyrolyzed obtained pyrolysis carbon yield it is very low,
Heat is higher, is acted on by the heat exchange of circulating nitrogen gas, can obtain 300~500 DEG C of hot nitrogen, hot nitrogen is as drying equipment
Heat source uses.Gas mixture is pyrolyzed after indirect condenser, the pyrolysis gas of acquisition still has higher temperature, can be heat accumulating type spoke
Penetrate the combustion air preheating of pipe, temperature, which is down to 100~150 DEG C of pyrolysis gas and enters subsequent purification device, obtains gaseous fuel, and one
Portion gas fuel is used as the fuel gas of heat accumulation type radiant tube, and rich gaseous fuel is sold as combustible gas.After condensation
Pyrolytic behavior by oily-water seperating equipment, pyrolysis water and pyrolysis oil can be obtained, wherein pyrolysis oil can be used as industrial chemicals, be pyrolyzed water
It is handled into sewage treatment plant.The present invention using indirect heat exchange mode to the heat of carbonaceous organic material pyrolytic carbon, pyrolysis gas into
Row UTILIZATION OF VESIDUAL HEAT IN, and obtain the pyrolysis oil of high-quality, without secondary pollution, overall operation cost is relatively low, and realizing carbon containing has
" innoxious, minimizing, recycling " processing of machine object, conducive to the industrial applications of carbonaceous organic material pyrolysis.
At least had according to the system and method for the carbonaceous organic material thermal decomposition product heat energy utilization of the specific embodiment of the invention
One of following advantages：
(1) heat energy utilization of the heat source from pyrolytic carbon of carbonaceous organic material drying, on the one hand makes into no heat carrier accumulation of heat
Carbonaceous organic material moisture content during formula revolving bed reduces more than 30%, substantially reduces pyrolysis energy consumption；On the other hand it recycles
The sensible heat of more than 80% pyrolytic carbon greatly increases the thermal efficiency of entire pyrolytic process.
(2) drying equipment be contact drying, the moisture impurity steamed is less, will not etching apparatus, for pyrolysis oil
Gas mixture reduces in factory more than 10% water consumption, reduces operating cost.
(3) it is reduced by the nitrogen temperature of drying equipment, can exchange heat again with the vapor steamed, make nitrogen temperature liter
Height, then exchange heat with pyrolytic carbon, the temperature of hot nitrogen can be improved, makes the temperature higher of carbonaceous organic material drying, effect is more preferable.
(4) it by the pyrolysis gas of condenser due to also having certain thermal energy, is acted on by the heat exchange of third heat exchanger, it can be with
Air is preheated, 150 DEG C or more is improved when making the combustion air temperature ratio into heat accumulation type radiant tube without heat exchange, improves
The combustion efficiency of fuel gas.
(5) pyrolysis gas after heat exchange, calorific value are more than 4800kcal/Nm3, a part is for no heat carrier heat accumulating type
Revolving bed heating uses, and another part is sold as combustible gas, not only reduces operating cost, also creates considerable economic effect
Benefit.
Embodiment 1
Certain city's domestic waste is used as raw material, msw water content 38%, each component percentage composition such as following table：
1 rubbish each component percentage composition (wet basis) of table
The rubbish of moisture content 38% is sent into pretreatment unit, removes the inorganic matters such as metal therein, glass, and carry out just
Step is broken, subsequently into garbage drying equipment, steams the most of moisture in rubbish, and vapor exchanges heat with circulating nitrogen gas,
It is used for heat supply in factory.Dried rubbish enters no heat carrier heat accumulating type rotating bed, passes through the both sides up and down of material conveyor belt
The heat accumulation type radiant tube arranged is heated, and radiant tube temperature is 750 DEG C, furnace pressure 1200Pa.It is pyrolyzed obtained heat
The heat exchange for solving charcoal and circulating nitrogen gas acts on, and obtains 440 DEG C of hot nitrogen, and hot nitrogen is used as the heat source of garbage drying equipment.
Gas mixture is pyrolyzed after indirect condenser, the pyrolysis gas temperature of acquisition reaches 180 DEG C, can be the combustion of heat accumulation type radiant tube
Air preheat is burnt, the pyrolysis gas that temperature is down to 110 DEG C enters subsequent purification device acquisition gaseous fuel, wherein 40% gas combustion
Expect that the fuel gas as heat accumulation type radiant tube uses, remaining 60% gaseous fuel is sold as combustible gas.Condensed pyrolysis
Liquid obtains 43.6% pyrolysis water and pyrolysis oil, wherein pyrolysis oil can be used as industrial chemicals, be pyrolyzed water by oily-water seperating equipment
It is handled into sewage treatment plant.The present invention carries out waste heat using indirect heat exchange mode to the heat of refuse pyrolysis charcoal, pyrolysis gas
It utilizes, and obtains the pyrolysis oil of high-quality, without secondary pollution, overall operation cost is relatively low.
The yield of three-phase product such as following table：
2 refuse pyrolysis products collection efficiency of table
Embodiment 2
Using the rubbish of certain refuse transfer station, moisture content 30%, each component percentage composition such as following table:
3 rubbish each component percentage composition (wet basis) of table
The rubbish that moisture content is 30% is sent into pretreatment unit, removes the inorganic matters such as metal therein, glass, and carry out
Preliminary broken, grain size is less than 50mm, subsequently into garbage drying equipment, the most of moisture in rubbish is steamed, since moisture is miscellaneous
Matter is less to be acted on by the heat exchange of circulating nitrogen gas, be that heat supply uses in factory.Dried rubbish enters no heat carrier heat accumulating type
Revolving bed, the heat accumulation type radiant tube arranged by the both sides up and down of material conveyor belt are heated, wherein the temperature of radiant tube
It is 850 DEG C, furnace pressure 1000Pa, thickness of feed layer 170mm.It is very low to be pyrolyzed obtained pyrolysis carbon yield, passes through circulating nitrogen gas
Heat exchange effect, 480 DEG C of hot nitrogen can be obtained, hot nitrogen is used as the heat source of garbage drying equipment.It is pyrolyzed air-fuel mixture
For object after indirect condenser, the pyrolysis gas of acquisition still has higher temperature, can be that the combustion air of heat accumulation type radiant tube preheats, temperature
The pyrolysis gas that degree is down to 130 DEG C enters subsequent purification device acquisition gaseous fuel, wherein 35% gaseous fuel is as heat accumulating type spoke
The fuel gas for penetrating pipe uses, remaining 65% gaseous fuel is sold as combustible gas.Condensed pyrolytic behavior passes through water-oil separating
Device can obtain 40.4% pyrolysis water and pyrolysis oil, and wherein pyrolysis oil can be used as industrial chemicals, be pyrolyzed water into sewage treatment plant
It is handled.The present invention realizes " innoxious, minimizing, recycling " processing of rubbish, should conducive to the industrialization of refuse pyrolysis
With.
The yield of three-phase product such as following table：
4 refuse pyrolysis products collection efficiency of table
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be based on orientation shown in the drawings or
Position relationship is for only for ease of the description present invention and simplifies description rather than instruction or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, " multiple " are meant that two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be that machinery connects
It connects or is electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature can be with "above" or "below" second feature
It is that the first and second features are in direct contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature right over second feature or oblique upper or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " one embodiment ", " example ", " is specifically shown " some embodiments "
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
It is combined in an appropriate manner in a or multiple embodiments or example.In addition, without conflicting with each other, the technology of this field
Different embodiments or examples described in this specification and the feature of different embodiments or examples can be combined by personnel
And combination.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (10)
1. a kind of system of carbonaceous organic material thermal decomposition product heat energy utilization, which is characterized in that including：
Pretreatment unit, the pretreatment unit have carbonaceous organic material entrance and the outlet of pretreatment carbonaceous organic material；
Drying equipment, the drying equipment has pretreatment carbonaceous organic material entrance and dried carbonaceous organic outlet, described pre-
Processing carbonaceous organic material entrance is connected with the pretreatment carbonaceous organic material outlet；
Heat accumulating type rotating bed, the heat accumulating type rotating bed have feed inlet, gas-liquid mixture outlet, pyrolytic carbon outlet, heat accumulating type
Radiant tube preheated air entrance, heat accumulation type radiant tube fuel gas entrance and heat accumulation type radiant tube exhanst gas outlet；
First Heat Exchanger, the First Heat Exchanger have pyrolytic carbon entrance, carbon residue outlet, the outlet of circulating nitrogen gas entrance, hot nitrogen,
The pyrolytic carbon entrance is connected with pyrolytic carbon outlet, and the hot nitrogen outlet is connected with the drying equipment；And
There is cold nitrogen inlet, steam entry, cooling water outlet, circulating nitrogen gas to go out for second heat exchanger, second heat exchanger
Mouthful, the cold nitrogen inlet and the steam entry are connected respectively with the drying equipment.
2. the system of carbonaceous organic material thermal decomposition product heat energy utilization according to claim 1, which is characterized in that further packet
It includes：
Condenser, the condenser have gas-liquid mixture entrance, pyrolysis gas outlet and pyrolysis oil water out, the gas-liquid mixed
Object entrance is connected with gas-liquid mixture outlet；
Oily-water seperating equipment, the oily-water seperating equipment have oil-water mixture entrance, pyrolysis water out and pyrolysis oil export, institute
Oil-water mixture entrance is stated with the pyrolysis oil water out of the condenser to be connected.
3. the system of carbonaceous organic material thermal decomposition product heat energy utilization according to claim 2, which is characterized in that further packet
It includes：
There is pyrolysis gas entrance, air intake, cold pyrolysis gas outlet and preheated air to go out for third heat exchanger, the third heat exchanger
Mouthful, the pyrolysis gas entrance is connected with the condenser, the preheated air outlet and the heat accumulation type radiant tube preheated air
Entrance is connected；
Purifier, the purifier has cold and hot entrance of venting one's spleen, combustible gas outlet and fuel gas outlet, described cold and hot to vent one's spleen
Entrance is connected with the cold pyrolysis gas outlet, and the fuel gas outlet is connected with the heat accumulation type radiant tube fuel gas entrance.
4. the system of carbonaceous organic material thermal decomposition product heat energy utilization according to claim 1, which is characterized in that the pre- place
It manages device and includes connected sorting unit and crushing plant.
5. the system of carbonaceous organic material thermal decomposition product heat energy utilization according to claim 2, which is characterized in that described second
The cooling water outlet of heat exchanger is connected with the condenser.
A kind of 6. method of carbonaceous organic material thermal decomposition product heat energy utilization, which is characterized in that the method uses claim 1-5
The system of any one of them carbonaceous organic material thermal decomposition product heat energy utilization, including：
The carbonaceous organic material is pre-processed using pretreatment unit, to obtain pretreatment carbonaceous organic material；
Drying and processing is carried out to the pretreatment carbonaceous organic material using drying equipment, to obtain dried carbonaceous organic matter；
Pyrolysis processing is carried out to the dried carbonaceous organic matter using heat accumulating type rotating bed, to obtain gas-liquid mixture and pyrolysis
Charcoal；
In First Heat Exchanger, the waste heat of the pyrolytic carbon is recycled using circulating nitrogen gas, to obtain carbon residue and hot nitrogen
Gas, and the hot nitrogen is passed through in the drying equipment, drying and processing is carried out to the pretreatment carbonaceous organic material, so as to
To cold nitrogen；And
In the second heat exchanger, the vapor generated in the drying equipment is cooled down using the cold nitrogen, so as to
To cooling water.
7. the method for carbonaceous organic material thermal decomposition product heat energy utilization according to claim 6, which is characterized in that further packet
It includes：
Condensation process is carried out to the gas-liquid mixture that the pyrolysis processing generates using condenser, to obtain pyrolysis gas and grease
Mixed liquor；
Water-oil separating processing is carried out to the oil-water mixture using oily-water seperating equipment, to obtain pyrolysis water and pyrolysis oil.
8. the method for carbonaceous organic material thermal decomposition product heat energy utilization according to claim 7, which is characterized in that further packet
It includes：
In third heat exchanger, air is heated using pyrolysis gas, to obtain cold and hot vent one's spleen and preheated air, and by institute
It states preheated air and is passed through the heat accumulating type rotating bed and used as heat accumulation type radiant tube combustion air；
Purified treatment is carried out to cold and hot vent one's spleen using purifier, to obtain combustible gas, and by the one of the combustible gas
Part is passed through the heat accumulating type rotating bed and is used as heat accumulation type radiant tube fuel gas.
9. the method for carbonaceous organic material thermal decomposition product heat energy utilization according to claim 6, which is characterized in that the pre- place
Reason includes：
Sorting process is carried out to the carbonaceous organic material using sorting unit；
Break process is carried out to the carbonaceous organic material after the sorting using crushing plant.
10. the method for carbonaceous organic material thermal decomposition product heat energy utilization according to claim 7, which is characterized in that by described in
It is cold that the cooling water generated in second heat exchanger is passed through the interior gas-liquid mixture progress generated to the pyrolysis processing of the condenser
Solidifying processing.
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| RU2408649C2 (en) * | 2008-12-29 | 2011-01-10 | Сергей Васильевич Пашкин | Processing method of organic wastes and device for its implementation |
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