CN105737167B - Heat accumulating type rotating bed segmentation utilizes the method and system of carbonaceous organic material thermal decomposition product - Google Patents
Heat accumulating type rotating bed segmentation utilizes the method and system of carbonaceous organic material thermal decomposition product Download PDFInfo
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- 239000011368 organic material Substances 0.000 title claims abstract description 99
- 238000000034 method Methods 0.000 title claims abstract description 61
- 230000011218 segmentation Effects 0.000 title claims abstract description 50
- 238000005979 thermal decomposition reaction Methods 0.000 title claims abstract description 41
- 238000000197 pyrolysis Methods 0.000 claims abstract description 368
- 238000012545 processing Methods 0.000 claims abstract description 43
- 239000003054 catalyst Substances 0.000 claims abstract description 39
- 239000002296 pyrolytic carbon Substances 0.000 claims abstract description 18
- 238000006555 catalytic reaction Methods 0.000 claims abstract description 10
- 239000004744 fabric Substances 0.000 claims abstract description 8
- 235000019198 oils Nutrition 0.000 claims description 74
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 47
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 18
- 238000009833 condensation Methods 0.000 claims description 16
- 230000005494 condensation Effects 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 15
- 238000002485 combustion reaction Methods 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 11
- 238000009825 accumulation Methods 0.000 claims description 11
- 238000001035 drying Methods 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims description 10
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 9
- 239000000292 calcium oxide Substances 0.000 claims description 9
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 9
- 238000004064 recycling Methods 0.000 claims description 9
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 9
- 241000196324 Embryophyta Species 0.000 claims description 7
- DQMUQFUTDWISTM-UHFFFAOYSA-N O.[O-2].[Fe+2].[Fe+2].[O-2] Chemical compound O.[O-2].[Fe+2].[Fe+2].[O-2] DQMUQFUTDWISTM-UHFFFAOYSA-N 0.000 claims description 7
- 239000000498 cooling water Substances 0.000 claims description 7
- 229910000480 nickel oxide Inorganic materials 0.000 claims description 7
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims description 7
- 239000011449 brick Substances 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 235000019476 oil-water mixture Nutrition 0.000 claims description 6
- 239000010802 sludge Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 4
- 235000007164 Oryza sativa Nutrition 0.000 claims description 3
- 235000009566 rice Nutrition 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 3
- 239000010903 husk Substances 0.000 claims description 2
- 238000005192 partition Methods 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 239000004519 grease Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 111
- 239000003921 oil Substances 0.000 description 68
- 239000005416 organic matter Substances 0.000 description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 9
- 229910052799 carbon Inorganic materials 0.000 description 9
- 230000008901 benefit Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 239000012535 impurity Substances 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000002737 fuel gas Substances 0.000 description 4
- 239000010813 municipal solid waste Substances 0.000 description 4
- 238000010791 quenching Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
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- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
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- 239000007787 solid Substances 0.000 description 3
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- 230000006399 behavior Effects 0.000 description 2
- 239000002361 compost Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010791 domestic waste Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
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- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
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- 239000003317 industrial substance Substances 0.000 description 1
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- 210000000952 spleen Anatomy 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- -1 wherein landfill Substances 0.000 description 1
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
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/04—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment drying
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Processing Of Solid Wastes (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The invention discloses heat accumulating type rotating bed segmentations to utilize the method and system of carbonaceous organic material thermal decomposition product, wherein method includes：Carbonaceous organic material is mixed with catalyst, to obtain pre- pyrolysis feed；Feed zone of the pre- pyrolysis feed in heat accumulating type rotating bed is subjected to cloth, and the pre- pyrolysis feed in feed zone is made to pass through dry section, medium temperature pyrolysis zone and high temperature pyrolysis area successively, so that processing is dried in dry section, generates vapor；Pre- catalysis pyrolysis processing is carried out in medium temperature pyrolysis zone, is generated medium temperature and is pyrolyzed oil gas；It is generated in high temperature pyrolysis area to generate high temperature pyrolysis gas and pyrolytic carbon；The high temperature pyrolysis gas of a part are passed through by high temperature pyrolysis area in dry section, processing is dried to pre- pyrolysis feed.Can pyrolysis processing be carried out to carbonaceous organic material by stages using this method, and further the product in its each stage is handled and recycled respectively, and then the utilization rate of carbonaceous organic material thermal decomposition product can be significantly improved.
Description
Technical field
The invention belongs to solid waste resource recovery process fields, and in particular to heat accumulating type rotating bed segmentation has using carbon containing
The method and system of machine object thermal decomposition product.
Background technology
Carbonaceous organic material includes house refuse, domestic sludge, biomass etc..Not with economic rapid development, population
Disconnected growth and the increasingly raising of living standards of the people, the yield of China's house refuse sharply increase, and China's rubbish encloses at present
The situation is tense in city, domestic waste year yield surpassed 2.5 hundred million tons, 2/3 city is surrounded by rubbish.House refuse is common
Processing mode has landfill, burning and compost, wherein landfill, compost etc. have been absorbed in unsmooth, the resource that occupies a large amount of lands used, product marketing
Change horizontal low predicament, although and burning can achieve the purpose that volume reduction decrement and recycling, processing can not be put always
The problem of Tuo bioxin pollutes, Mass disturbance is frequent.
Carbonaceous organic material pyrolysis processing is acknowledged as than burning better processing mode due to not generating bioxin, carbon containing
Organic matter pyrolysis processing can not only clean the minimizing processing for realizing the carbonaceous organic materials such as rubbish, sludge, stalk, environmental-friendly
Property it is strong, and can get the higher oil of value, gas and solid carbon, be that a kind of pollution is small, investment is low, the treatment technology returned.
Existing carbonaceous organic material pyrolytic technique generally comprises pretreatment system, pyrolysis system, purification system etc., exists
Main problem have：(1) pyrolysis temperature is relatively low, and generally at 600 DEG C or so, carbonaceous organic material pyrolysis at this time is incomplete, pyrolysis gas
Yield it is relatively low；(2) for existing carbonaceous organic material pyrolytic technique by the unified collection of pyrolysis gas, pyrolysis gas calorific value is relatively low, can only
It heats and uses for device, recycling level is relatively low；(3) under conditions of not adding catalyst, the yield and calorific value of pyrolysis gas compared with
Low, economy is bad；(4) energy consumption of pyrolysis oven is larger, and heat utilization efficiency is relatively low.
Therefore, the pyrolytic technique of current carbonaceous organic material need to be further improved.
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 is the method and system for proposing that a kind of heat accumulating type rotating bed segmentation utilizes carbonaceous organic material thermal decomposition product, utilizes this
Method and system, can by stages to carbonaceous organic material carry out pyrolysis processing, and further to the product in its each stage into
Row is handled and is recycled respectively, and then can significantly improve the utilization rate of carbonaceous organic material thermal decomposition product.
According to an aspect of the present invention, it is hot using carbonaceous organic material to propose a kind of heat accumulating type rotating bed segmentation by the present invention
The method for solving product, including：
Carbonaceous organic material is mixed with catalyst, to obtain pre- pyrolysis feed；
Feed zone of the pre- pyrolysis feed in heat accumulating type rotating bed is subjected to cloth, and is made pre- in the feed zone
Pyrolysis feed passes through dry section, medium temperature pyrolysis zone and high temperature pyrolysis area successively, so that processing is dried in the dry section,
Generate vapor；Pre- catalysis pyrolysis processing is carried out in the medium temperature pyrolysis zone, is generated medium temperature and is pyrolyzed oil gas；In the high warm
High temperature pyrolysis processing is carried out in solution area to generate high temperature pyrolysis gas and pyrolytic carbon；
The high temperature pyrolysis gas of a part are passed through by the high temperature pyrolysis area in the dry section, to the pre- pyrolysis
Raw material carries out the drying process.
The method that the heat accumulating type rotating bed segmentation of the above embodiment of the present invention utilizes carbonaceous organic material thermal decomposition product as a result,
Segmentation pyrolysis is carried out to carbonaceous organic material using heat accumulating type rotating bed, and then can be in order to the pyrolysis subsequently to different pyrolysis phases
Product carries out separating utilization, and then can significantly improve utilization rate.The segmented heat gradually risen as a result, by using temperature
Solution, so that mainly obtaining medium temperature pyrolysis oil in medium temperature pyrolysis zone, mainly obtains high temperature pyrolysis gas, in turn in high temperature pyrolysis area
Pyrolysis oil and the yield of pyrolysis gas can not only be improved.In addition, by the high temperature pyrolysis gas of the part generated in high temperature pyrolysis area
For processing to be dried to pre- pyrolysis feed in dry section, pyrolysis energy consumption can be significantly reduced.
In addition, side of the heat accumulating type rotating bed segmentation according to the above embodiment of the present invention using carbonaceous organic material thermal decomposition product
Method can also have following additional technical characteristic：
In some embodiments of the invention, the temperature in the dry section is 300~500 degrees Celsius；The middle warm
It is 600~800 degrees Celsius to solve the temperature in area；Temperature in high temperature pyrolysis area is 900~1200 degrees Celsius.
In some embodiments of the invention, the addition of the catalyst is the carbonaceous organic material and the total matter of catalyst
The 1-20 weight % of amount.
In some embodiments of the invention, the catalyst is in calcium oxide, sodium carbonate, di-iron trioxide and nickel oxide
At least one.
In some embodiments of the invention, the catalyst includes calcium oxide, sodium carbonate, di-iron trioxide and oxidation
Nickel, wherein the content of the calcium oxide is 30~50 mass %, and the content of the sodium carbonate is 10~20 mass %, described three
The content for aoxidizing two iron is 20~50 mass %, and the content of the nickel oxide is 20~40 mass %.
In some embodiments of the invention, the carbonaceous organic material be house refuse, sludge, stalk, in rice husk extremely
Few one kind.
According to another aspect of the present invention, it is hot using carbonaceous organic material to propose a kind of heat accumulating type rotating bed segmentation by the present invention
The method for solving product, including：
House refuse is subjected to sorting and break process, to remove metal, glass, brick, and obtains average particle size
Pretreatment house refuse no more than 50 millimeters；
The pretreatment house refuse is mixed with catalyst, to obtain pre- pyrolysis feed, the catalyst
Addition is the 10% of the pretreatment house refuse and catalyst gross mass；
Feed zone of the pre- pyrolysis feed in heat accumulating type rotating bed is subjected to cloth, and is made pre- in the feed zone
Pyrolysis feed passes through dry section, medium temperature pyrolysis zone and high temperature pyrolysis area successively, so that processing is dried in the dry section,
Generate vapor；Pre- catalysis pyrolysis processing is carried out in the medium temperature pyrolysis zone, is generated medium temperature and is pyrolyzed oil gas；In the high warm
High temperature pyrolysis processing is carried out in solution area to generate high temperature pyrolysis gas and pyrolytic carbon；
The high temperature pyrolysis gas of a part are passed through by the high temperature pyrolysis area in the dry section, to the pre- pyrolysis
Raw material carries out the drying process；
The high temperature pyrolysis gas of another part are passed through lye absorption plant, pyrolysis gas product is prepared；
Medium temperature pyrolysis oil gas is subjected to condensation process and water-oil separating processing, to obtain medium temperature pyrolysis gas, medium temperature
Pyrolysis oil and pyrolysis water；
The pyrolysis water is returned and is used for the condensation process；And
Heat exchange processing is carried out to the vapor, and obtained condensed water is used for the condensation process, by the heat of recycling
Amount returns in the heat accumulating type rotating bed.
By using the above method to house refuse carry out treatment by stages, and further to the product in its each stage into
Row is utilized respectively.First, pyrolysis gas is discharged by unified collect after avoiding carbonaceous organic material pyrolysis, then separately utilizes, and exists
Gaseous impurity is more, calorific value is relatively low, and the pyrolysis product that can be sold tails off, the poor defect of economy.Secondly, it saves
The step of having gone individually to heat house refuse, and then avoid a large amount of vapor and be mixed in one with subsequent pyrolysis oil
It rises, causes water-oil separating pressure.
In accordance with a further aspect of the present invention, it is hot using carbonaceous organic material to propose a kind of heat accumulating type rotating bed segmentation by the present invention
The system for solving product, the heat accumulating type rotating bed utilize carbonaceous organic material for implementing foregoing heat accumulating type rotating bed segmentation
The method of thermal decomposition product,
In the heat accumulating type rotating bed feed zone, dry section, medium temperature pyrolysis zone, high temperature are followed successively by according to the raw material direction of motion
Pyrolysis zone and discharge zone, wherein between the feed zone and the dry section, the dry section and the medium temperature pyrolysis zone it
Between, be respectively arranged between the medium temperature pyrolysis zone and the high temperature pyrolysis area, the high temperature pyrolysis area and the discharge zone every
Wall,
There is the feed zone feed inlet, the sintering of the dry section to have pre- hot gas inlet, the end of the dry section
There is petiolarea steam outlet, the end region of the medium temperature pyrolysis zone there is medium temperature to be pyrolyzed oil gas vent, the high temperature pyrolysis area
End region have high temperature pyrolysis gas outlet and pre- heat outlet, the discharge zone have pyrolytic carbon outlet；
Wherein, the pre- heat outlet in the high temperature pyrolysis area is connected with the pre- hot gas inlet of the dry section.
In addition, heat accumulating type rotating bed segmentation according to the above embodiment of the present invention is using carbonaceous organic material thermal decomposition product
System can also have following additional technical characteristic：
In some embodiments of the invention, the heat accumulating type rotating bed segmentation of above-described embodiment is pyrolyzed using carbonaceous organic material
The system of product further comprises：
Carbonaceous organic material pretreatment unit；
Mixing arrangement, the mixing arrangement have pretreatment carbonaceous organic material entrance, catalyst inlet and pre- pyrolysis feed
Outlet, the pretreatment carbonaceous organic material entrance are connected with the carbonaceous organic material pretreatment unit, and the pre- pyrolysis feed goes out
Mouth is connected with the feed inlet of the heat accumulating type rotating bed；
Lye absorption cell, the lye absorption cell have high temperature pyrolysis gas entrance and pyrolysis gas outlet, the high temperature pyrolysis
Gas entrance is connected with the outlet of the high temperature pyrolysis gas of the heat accumulating type rotating bed；
Condensing unit, the condensing unit have medium temperature pyrolysis oil gas entrance, medium temperature pyrolysis gas outlet and medium temperature pyrolysis oil
Water out, the medium temperature pyrolysis oil gas entrance are connected with the medium temperature of heat accumulating type rotating bed pyrolysis oil gas vent；
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 medium temperature pyrolysis oil water out,
Heat exchanger, the heat exchanger has steam entry, air intake, combustion air exports and cooling water outlet, described
Steam entry is connected with the steam outlet of the heat accumulating type rotating bed.
In some embodiments of the invention, the dry section of the heat accumulating type rotating bed, medium temperature pyrolysis zone and high temperature pyrolysis
Heat accumulation type radiant tube is both provided in area, there is the heat accumulation type radiant tube combustion air inlet, pyrolysis gas entrance and flue gas to go out
Mouthful,
Wherein, the combustion air inlet is connected with the combustion air exports of the heat exchanger, the pyrolysis gas entrance with
The medium temperature pyrolysis gas outlet of the condensing unit is connected.
In some embodiments of the invention, the pyrolysis water out of the oily-water seperating equipment and the condensing unit phase
Even, the cooling water outlet of the heat exchanger is connected with the condenser.
Description of the drawings
Fig. 1 is side of the heat accumulating type rotating bed segmentation according to an embodiment of the invention using carbonaceous organic material thermal decomposition product
Method flow chart.
Fig. 2 is side of the heat accumulating type rotating bed segmentation according to an embodiment of the invention using carbonaceous organic material thermal decomposition product
Method flow chart.
Fig. 3 is that heat accumulating type rotating bed segmentation according to an embodiment of the invention is using carbonaceous organic material thermal decomposition product
The structural schematic diagram of system.
Fig. 4 is that heat accumulating type rotating bed segmentation according to an embodiment of the invention is using carbonaceous organic material thermal decomposition product
The structural schematic diagram of system.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.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.
For the processing of carbonaceous organic material, there is also following technical problems in China at present：(1) moisture content of carbonaceous organic material
Higher, if be discharged after being directly over pyrolysis, the energy of high-temperature vapor can be wasted.(2) if using pyrolysis oven pair merely
Carbonaceous organic material is heated, and operating cost is higher, and temperature-rise period is longer, and treating capacity is smaller, it is difficult to industrial applications.(3)
Since equipment and technique limit, low temperature pyrogenation (generally below 600 DEG C), warm at this time during many carbonaceous organic material pyrolytic techniques use
It is higher to solve oily yield, is easy blocking and corrosion pipeline, causes regular maintenance shut-downs.(4) pyrolysis gas after carbonaceous organic material pyrolysis
It is discharged by unified collect, then separately utilizes, gaseous impurity is more at this time, calorific value is relatively low, and the pyrolysis product that can be sold
It tails off, economy is poor.
For this purpose, according to an aspect of the present invention, the present invention proposes a kind of heat accumulating type rotating bed segmentation to be had using carbon containing
The method of machine object thermal decomposition product.One of above-mentioned technical problem can be at least solved using this method.
The heat accumulating type rotating bed segmentation that the specific embodiment of the invention is described in detail below with reference to Fig. 1 utilizes carbonaceous organic material heat
The method for solving product.The side of carbonaceous organic material thermal decomposition product is utilized according to the segmentation of the heat accumulating type rotating bed of the specific embodiment of the invention
Method, including：
Carbonaceous organic material is mixed with catalyst, to obtain pre- pyrolysis feed；
Feed zone of the pre- pyrolysis feed in heat accumulating type rotating bed is subjected to cloth, and is made pre- in the feed zone
Pyrolysis feed passes through dry section, medium temperature pyrolysis zone and high temperature pyrolysis area successively, so that processing is dried in the dry section,
Generate vapor；Pre- catalysis pyrolysis processing is carried out in the medium temperature pyrolysis zone, is generated medium temperature and is pyrolyzed oil gas；In the high warm
High temperature pyrolysis processing is carried out in solution area to generate high temperature pyrolysis gas and pyrolytic carbon；
The high temperature pyrolysis gas of a part are passed through by the high temperature pyrolysis area in the dry section, to the pre- pyrolysis
Raw material carries out the drying process.
The method that the heat accumulating type rotating bed segmentation of the above embodiment of the present invention utilizes carbonaceous organic material thermal decomposition product as a result,
Segmentation pyrolysis is carried out to carbonaceous organic material using heat accumulating type rotating bed, and then the thermal decomposition product of different pyrolysis phases is separated
It utilizes, and then utilization rate can be significantly improved.
Specifically, first, the steam temperature that carbonaceous organic material is generated by the dry section of heat accumulating type rotating bed is higher, steams
The moisture gone out is free of pyrolysis oil and other components, can be used for heat supply, preheated air, condensation water etc..Secondly, in medium temperature pyrolysis zone
A large amount of medium temperatures pyrolysis oil gas are generated, the pyrolysis oil in centering warm solution oil gas and pyrolysis gas can further be distinguished respectively
It utilizes.Third can improve the yield and high temperature pyrolysis area pyrolysis gas of medium temperature pyrolysis zone pyrolysis oil by adding catalyst
Content, the calorific value of pyrolysis oil and pyrolysis gas increased, remarkable in economical benefits.In addition, by a part high temperature pyrolysis gas by
The high temperature pyrolysis area is passed through in dry section, and processing is dried to pre- pyrolysis feed.It reduces needed for dried carbonaceous organic matter
The energy wanted, while reducing drying time, improve the treating capacity of unit interval carbonaceous organic material.
According to a particular embodiment of the invention, heat accumulating type rotating bed segmentation is using in the method for carbonaceous organic material thermal decomposition product
Temperature in the dry section of the heat accumulating type rotating bed used is 300~500 degree Celsius；Temperature in medium temperature pyrolysis zone is 600~
800 degrees Celsius；Temperature in high temperature pyrolysis area is 900~1200 degrees Celsius.
Dry section of the carbonaceous organic material Jing Guo above-mentioned temperature as a result, can rapidly remove the wherein moisture of 30-50%, and
The vapor (steam) temperature of generation can reach 200~300 DEG C, and then can be used for heat supply, preheated air, condensation water etc..By above-mentioned temperature
The medium temperature pyrolysis zone of degree will produce a large amount of medium temperature pyrolysis oil gas, improve the content of medium temperature pyrolysis oil.By the height of above-mentioned temperature
Warm pyrolysis zone, the volatile matter fundamental reaction in organic matter is complete, pyrolysis oil also basic second pyrolysis when by high temperature pyrolysis area,
And generate high temperature pyrolysis gas.Since heat accumulating type rotating bed pyrolysis temperature is higher, the yield of pyrolytic carbon can significantly reduce, and then the party
Method minimizing is horizontal high, and secondary pollution is small, and the disposal costs of solid residue are low.
According to a particular embodiment of the invention, pending carbonaceous organic material can be house refuse, sludge, stalk, rice
At least one of shell.And then the applicability of this method can be improved.
According to a particular embodiment of the invention, the addition of catalyst is the 1-20 of carbonaceous organic material and catalyst gross mass
Weight %.Pyrolysis efficiency can be significantly improved by being catalyzed pyrolysis as a result, in addition, the addition of control catalyst is gross mass
1-20 weight %.The yield of medium temperature pyrolysis zone pyrolysis oil and the content of high temperature pyrolysis area pyrolysis gas can be further increased,
The calorific value of pyrolysis oil and pyrolysis gas increased, remarkable in economical benefits.
According to a particular embodiment of the invention, above-mentioned catalyst can be calcium oxide, sodium carbonate, di-iron trioxide and oxidation
At least one of nickel.It is possible thereby to further increase catalytic efficiency.
According to a particular embodiment of the invention, catalyst includes calcium oxide, sodium carbonate, di-iron trioxide and nickel oxide,
In, the content of the calcium oxide is 30~50 mass %, and the content of the sodium carbonate is 10~20 mass %, three oxidation two
The content of iron is 20~50 mass %, and the content of the nickel oxide is 20~40 mass %.
According to another aspect of the present invention, the invention also provides a kind of segmentations of heat accumulating type rotating bed to utilize carbonaceous organic material
The method of thermal decomposition product.As shown in Fig. 2, according to a particular embodiment of the invention, heat accumulating type rotating bed segmentation utilizes carbon containing organic
The method of object thermal decomposition product includes：
House refuse is subjected to sorting and break process, to remove metal, glass, brick, and obtains average particle size
Pretreatment house refuse no more than 50 millimeters；
The pretreatment house refuse is mixed with catalyst, to obtain pre- pyrolysis feed, the catalyst
Addition is 10% weight of the pretreatment house refuse and catalyst gross mass；
Feed zone of the pre- pyrolysis feed in heat accumulating type rotating bed is subjected to cloth, and is made pre- in the feed zone
Pyrolysis feed passes through dry section, medium temperature pyrolysis zone and high temperature pyrolysis area successively, so that processing is dried in the dry section,
Generate vapor；Pre- catalysis pyrolysis processing is carried out in the medium temperature pyrolysis zone, is generated medium temperature and is pyrolyzed oil gas；In the high warm
Solution generates in area to generate high temperature pyrolysis gas and pyrolytic carbon；
The high temperature pyrolysis gas of a part are passed through by the high temperature pyrolysis area in the dry section, to the pre- pyrolysis
Raw material carries out the drying process；
The high temperature pyrolysis gas of another part are passed through lye absorption plant, pyrolysis gas product is prepared；
Medium temperature pyrolysis oil gas is subjected to condensation process and water-oil separating processing, to obtain medium temperature pyrolysis gas, medium temperature
Pyrolysis oil and pyrolysis water；
The pyrolysis water is returned and is used for the condensation process；And
Heat exchange processing is carried out to the vapor, and obtained condensed water is used for the condensation process, by the heat of recycling
Amount returns in the heat accumulating type rotating bed.
By using the above method to house refuse carry out treatment by stages, and further to the product in its each stage into
Row is utilized respectively.First, pyrolysis gas is discharged by unified collect after avoiding carbonaceous organic material pyrolysis, then separately utilizes, and exists
Gaseous impurity is more, calorific value is relatively low, and the pyrolysis product that can be sold tails off, the poor defect of economy.Secondly, it saves
The step of having gone individually to heat house refuse, and then avoid a large amount of vapor and be mixed in one with subsequent pyrolysis oil
It rises, causes water-oil separating pressure.
It, will be carbon containing using the above-mentioned heat accumulating type rotating bed segmentation for being embodiment using the method for carbonaceous organic material thermal decomposition product
Organic matter is pre-processed, and certain impurity is removed, and heat accumulating type rotating bed is entered after being mixed with 10 weight % catalyst, in material
The both sides up and down of conveyer belt are arranged with heat accumulation type radiant tube to be heated to rubbish.Carbonaceous organic material is first in the drying of revolving bed
Area steams moisture, can directly export after air heat exchanger since moisture impurity is less and be used as the shower water of condenser；
Then a large amount of pyrolytic behaviors and pyrolysis gas are generated in medium temperature pyrolysis zone, the pyrolysis gas generated at this time, which can be heat accumulation type radiant tube heating, to be made
With obtained pyrolytic behavior can obtain pyrolysis oil after water-oil separating；In the higher pyrolysis of calorific value that high temperature pyrolysis area generates
Gas, a part are sold as product, and another part returns to the dry section of heat accumulating type rotating bed by pre- hot gas duct, from pre- hot gas
Entrance enters, and heat is provided for carbonaceous organic material drying.It is very low to be pyrolyzed finally obtained pyrolysis carbon yield, most of is inorganic matter
Residue is directly transported to landfill yard and is disposed.Product is more made from entire technique, and purposes is wider, and nothing is essentially in pyrolytic carbon
Machine object does not have secondary pollution problem, realizes real " innoxious, minimizing, recycling ".
In accordance with a further aspect of the present invention, it is hot using carbonaceous organic material to propose a kind of heat accumulating type rotating bed segmentation by the present invention
The system for solving product, the system are adapted for carrying out foregoing heat accumulating type rotating bed segmentation and utilize carbonaceous organic material thermal decomposition product
Method.
As shown in figure 3, the heat accumulating type rotating bed segmentation of the specific embodiment of the invention utilizes carbonaceous organic material thermal decomposition product
In heat accumulating type rotating bed 100 in system feed zone 10, dry section 20, medium temperature pyrolysis zone are followed successively by according to the raw material direction of motion
30, high temperature pyrolysis area 40 and discharge zone 50, wherein between feed zone 10 and dry section 20, dry section 20 and medium temperature pyrolysis zone 30
Between, between medium temperature pyrolysis zone 30 and high temperature pyrolysis area 40, high temperature pyrolysis area 40 and discharge zone 50 be respectively arranged with partition wall 60, into
Expect that there is feed inlet 11, the sintering of dry section 20 there is pre- hot gas inlet 21, the end region of dry section 20 to be steamed with water in area 10
There is medium temperature to be pyrolyzed oil gas vent 31 for the end region of gas outlet 22, medium temperature pyrolysis zone 30, and the end region in high temperature pyrolysis area 40 has
There is pyrolytic carbon to export 51 for high temperature pyrolysis gas outlet 41 and pre- heat outlet 42, discharge zone 50；Wherein, high temperature pyrolysis area 40 is pre-
Heat outlet 42 is connected with the pre- hot gas inlet 21 of dry section 20.
According to a particular embodiment of the invention, understand that the heat accumulating type rotating bed segmentation of above-described embodiment utilizes for convenience to contain
The system of carbon organic matter pyrolysis product utilizes carbonaceous organic material heat to the heat accumulating type rotating bed segmentation using above-described embodiment below
The specific implementation method for solving the system of product is described.This method includes：
Carbonaceous organic material is mixed with catalyst, to obtain pre- pyrolysis feed；
Feed zone 10 of the pre- pyrolysis feed in heat accumulating type rotating bed 100 is subjected to cloth, and is made pre- in feed zone 10
Pyrolysis feed passes through dry section 20, medium temperature pyrolysis zone 30 and high temperature pyrolysis area 40 successively, to be dried in dry section 20
Processing generates vapor；Pre- catalysis pyrolysis processing is carried out in medium temperature pyrolysis zone 30, is generated medium temperature and is pyrolyzed oil gas；It is warmed in height
High temperature pyrolysis reaction is carried out in solution area 40 to generate high temperature pyrolysis gas and pyrolytic carbon；
By the high temperature pyrolysis gas of the part generated in high temperature pyrolysis area 40 by the pre- heat outlet 42 in high temperature pyrolysis area 40
It is passed through in dry section 20 from pre- hot gas inlet 21, processing is dried to pre- pyrolysis feed.
The system that the heat accumulating type rotating bed segmentation of the above embodiment of the present invention utilizes carbonaceous organic material thermal decomposition product as a result,
Segmentation pyrolysis is carried out to carbonaceous organic material using heat accumulating type rotating bed, and then the thermal decomposition product of different pyrolysis phases is separated
It utilizes, and then utilization rate can be significantly improved.
Specifically, first, the steam temperature that carbonaceous organic material is generated by the dry section of heat accumulating type rotating bed is higher, steams
The moisture gone out is free of pyrolysis oil and other components, can be used for heat supply, preheated air, condensation water etc..Secondly, in medium temperature pyrolysis zone
A large amount of medium temperatures pyrolysis oil gas are generated, the pyrolysis oil in centering warm solution oil gas and pyrolysis gas can further be distinguished respectively
It utilizes.Third can improve the yield and high temperature pyrolysis area pyrolysis gas of medium temperature pyrolysis zone pyrolysis oil by adding catalyst
Content, the calorific value of pyrolysis oil and pyrolysis gas increased, remarkable in economical benefits.In addition, by a part high temperature pyrolysis gas by
The high temperature pyrolysis area is passed through in dry section, and processing is dried to pre- pyrolysis feed.It reduces needed for dried carbonaceous organic matter
The energy wanted, while reducing drying time, improve the treating capacity of unit interval carbonaceous organic material.
According to a particular embodiment of the invention, as shown in figure 4, the heat accumulating type rotating bed of above-described embodiment is segmented using carbon containing
The system of organic matter pyrolysis product can further include：Carbonaceous organic material pretreatment unit 200, mixing arrangement 300, lye
Absorption cell 400, condensing unit 500, oily-water seperating equipment 600 and heat exchanger 700.
Wherein, mixing arrangement 300 has pretreatment carbonaceous organic material entrance 310, catalyst inlet 320 and pre- pyrolysis feed
Outlet 330, the pretreatment carbonaceous organic material entrance 310 is connected with the carbonaceous organic material pretreatment unit 200, the preheating
Solution material outlet 330 is connected with the feed inlet 11 of the heat accumulating type rotating bed 100.House refuse is sorted and broken as a result,
Broken processing, metal, glass, brick to remove, and obtain the pretreatment house refuse that average particle size is not more than 50 millimeters；And
It is mixed with catalyst, to obtain pre- pyrolysis feed.By being mixed with catalyst after being pre-processed house refuse
It closes, subsequent pyrolysis efficiency can be further increased.
According to a particular embodiment of the invention, lye absorption cell 400 has high temperature pyrolysis gas entrance 410 and pyrolysis gas outlet
420, the high temperature pyrolysis gas entrance 410 is connected with the high temperature pyrolysis gas of the heat accumulating type rotating bed 100 outlet 41.It is single as a result,
Solely the high temperature pyrolysis gas generated in the high temperature pyrolysis area of heat accumulating type rotating bed are handled, obtain pyrolysis gas product.
According to a particular embodiment of the invention, condensing unit 500 has medium temperature pyrolysis oil gas entrance 510, medium temperature pyrolysis gas
Outlet 520 and medium temperature pyrolysis oil water out 530, medium temperature are pyrolyzed the middle warm of oil gas entrance 510 and the heat accumulating type rotating bed 100
Oil gas vent 31 is solved to be connected；There is oily-water seperating equipment 600 oil-water mixture entrance 610, pyrolysis water out 620 and pyrolysis oil to go out
Mouth 630, the oil-water mixture entrance 610 is connected with medium temperature pyrolysis oil water out 530.As a result, individually to heat accumulating type rotating bed
Medium temperature pyrolysis zone in generate medium temperature pyrolysis oil gas carry out separating treatment, and respectively obtain medium temperature pyrolysis gas and medium temperature pyrolysis
Oil.
According to a particular embodiment of the invention, heat exchanger 700 has steam entry 710, air intake 720, combustion-supporting sky
Gas outlet 730 and cooling water outlet 740,22 phase of steam outlet of the steam entry 710 and the heat accumulating type rotating bed 100
Even.The vapor generated in the dry section of heat accumulating type rotating bed as a result, is handled, and is converted its thermal energy to combustion air, is obtained
To cold water.
According to a particular embodiment of the invention, the dry section 20 of heat accumulating type rotating bed 100, medium temperature pyrolysis zone 30 and high warm
Heat accumulation type radiant tube (not shown) is both provided in solution area 40, there is heat accumulation type radiant tube combustion air inlet 71, pyrolysis gas to enter
Mouth 72 and exhanst gas outlet (not shown).Wherein, combustion air inlet 71 is connected with the combustion air exports 730 of heat exchanger 700, heat
Entrance 72 of venting one's spleen is connected with the medium temperature pyrolysis gas outlet 520 of condensing unit 500.Thus above-mentioned recycle-water steam thermal energy is converted
To combustion air be passed through heat accumulation type radiant tube, by medium temperature pyrolysis gas by being passed through heat accumulation type radiant tube after purified treatment, in turn
Heat is provided for heat accumulating type rotating bed, and then saves system energy consumption.
According to a particular embodiment of the invention, there are two the heat sources of heat accumulating type rotating bed dry section, one is heat accumulating type spoke
Pipe is penetrated, when the other is high temperature pyrolysis gas, therefore reducing the required energy of dried carbonaceous organic matter, while reducing dry
Between, improve the treating capacity of unit interval carbonaceous organic material.
According to a particular embodiment of the invention, the pyrolysis water out of the oily-water seperating equipment 600 and the condensing unit
500 are connected, and the cooling water outlet 740 of the heat exchanger 700 is connected with the condenser 500.Medium temperature pyrolysis oil qi leel is utilized as a result,
It is used as the cooling water of condenser from obtained pyrolysis water and steam cold water after cooling, centering warm solution oil gas carries out cold
Solidifying processing.It is possible thereby to further save energy consumption.
According to a particular embodiment of the invention, medium temperature pyrolysis oil gas heat accumulating type rotating bed medium temperature pyrolysis zone generated can be with
Intermediate from side wall, heat accumulating type rotating bed radiant tube and ring-shaped furnace bottom is drawn, and thus it can be prevented that pyrolysis oil is revolved by heat accumulating type
Second pyrolysis when rotated bed radiant tube, and then the yield of pyrolysis oil can be significantly improved；Medium temperature pyrolysis gas obtained can be used as simultaneously
The fuel gas of heat accumulating type rotating bed radiant tube uses, the advantages of taking full advantage of heat accumulating type rotating bed, and carbonaceous organic material is pyrolyzed
Product segmentation utilizes, and recycling is horizontal high, and operating cost is low.
It is first according to the segmentation of the heat accumulating type rotating bed of the specific embodiment of the invention using the system of carbonaceous organic material thermal decomposition product
It first uses in heat accumulating type rotating bed and treatment by stages is carried out to house refuse, and further the product in its each stage is divided
It does not utilize.First, pyrolysis gas is discharged by unified collect after avoiding carbonaceous organic material pyrolysis, then separately utilizes, existing gas
Body impurity is more, calorific value is relatively low, and the pyrolysis product that can be sold tails off, the poor defect of economy.Secondly, it eliminates
The step of individually house refuse is heated, and then avoid a large amount of vapor and mix with subsequent pyrolysis oil, it makes
At water-oil separating pressure.
According to the heat accumulating type rotating bed of the specific embodiment of the invention segmentation using carbonaceous organic material thermal decomposition product method and
System at least has one of following advantageous effect：
(1) steam temperature that carbonaceous organic material is generated by heat accumulating type rotating bed dry section is higher, it can reach 200~
300 DEG C, the moisture steamed is free of pyrolysis oil and other components, can be used for heat supply, preheated air, condensation water etc..
(2) it since the heat source of heat accumulating type rotating bed dry section comes from heat accumulation type radiant tube and high temperature pyrolysis gas, reduces dry
The dry required energy of carbonaceous organic material, while reducing drying time, improve the treating capacity of unit interval carbonaceous organic material.
(3) a large amount of pyrolysis oils that heat accumulating type rotating bed medium temperature pyrolysis zone generates can be used as industrial chemicals, and medium temperature pyrolysis gas can
The advantages of fuel gas as heat accumulating type rotating bed radiant tube uses, takes full advantage of heat accumulating type rotating bed, by carbonaceous organic material
Thermal decomposition product segmentation utilizes, and recycling is horizontal high.
(4) since heat accumulating type rotating bed pyrolysis temperature is higher, the yield of pyrolytic carbon substantially reduces, and minimizing is horizontal high, and two
Secondary pollution is small, and the disposal costs of solid residue are low.
(5) by adding the catalyst of 1~20 weight %, the yield and high temperature of medium temperature pyrolysis zone pyrolysis oil are improved
The calorific value of the content of pyrolysis zone pyrolysis gas, pyrolysis oil and pyrolysis gas increased, remarkable in economical benefits.
Embodiment 1
Use certain city's domestic waste for raw material, msw water content 55%, each component percentage composition such as following table：
1 house refuse each component percentage composition (wet basis) of table
It is inorganic to eliminate metal, glass, brick of the overwhelming majority etc. after sorting for the house refuse that moisture content is 55%
Object.Organic matter is delivered to crushing plant, is crushed to 50mm organic matters below and is mixed with the catalyst of 10% (weight percent)
Entering heat accumulating type rotating bed after uniformly can steam about by heat accumulating type rotating bed radiant tube and the heat effect of pre- hot gas
50% moisture, at this time steam temperature reach 260 DEG C, entering heat exchanger by steam outlet exchanges heat.Moisture content drops
Organic matter to 5% or so enters medium temperature pyrolysis zone with ring-shaped furnace bottom, and the temperature of medium temperature pyrolysis zone can reach 600~700
DEG C, organic matter generates a large amount of pyrolysis gas-liquid mixtures at this temperature, and is delivered to condenser and carries out gas-liquid separation, last organic
Object enters high temperature pyrolysis area, and fire box temperature reaches 1000 DEG C, and the volatile matter fundamental reaction in organic matter is complete, and pyrolysis oil is being passed through
Also basic second pyrolysis when high temperature pyrolysis area, the heat source of the high temperature pyrolysis gas part of generation as dry section, another part into
Enter lye absorption plant and prepares pyrolysis gas product.Wherein upper radiant tube temperature is 900 DEG C, and the temperature of lower radiant tube is 1100 DEG C,
It is pyrolyzed by the catalysis of 1.5h, the pyrolytic carbon finally generated is discharged by furnace bottom, transports refuse landfill after quenching to.Water after heat exchange
Divide and Quench is carried out by condenser spray equipment centering warm solution gas-liquid, fuel gas is after purification as heat accumulating type rotating bed spoke
Penetrate the use of pipe fuel.Final high temperature pyrolysis gas yield obtained is 35%, and the yield of pyrolysis oil is 6%, and the yield of pyrolytic carbon is
8%, remaining is pyrolysis water.
Embodiment 2
Using the house refuse of certain cell, moisture content 40%, each component percentage composition such as following table:
2 house refuse each component percentage composition (wet basis) of table
It is inorganic to eliminate metal, glass, brick of the overwhelming majority etc. after sorting for the house refuse that moisture content is 40%
Object.Organic matter is delivered to crushing plant, is crushed to 40mm organic matters below and is mixed with the catalyst of 8% (weight percent)
About 37% can be steamed by heat accumulating type rotating bed radiant tube and the heat effect of pre- hot gas by entering heat accumulating type rotating bed after even
Moisture, at this time steam temperature reach 240 DEG C, entering heat exchanger by steam outlet exchanges heat.Moisture content is down to 3%
The organic matter of left and right enters medium temperature pyrolysis zone with ring-shaped furnace bottom, and the temperature of medium temperature pyrolysis zone can reach 700~800 DEG C, have
Machine object generates a large amount of pyrolysis gas-liquid mixtures at this temperature, and is delivered to condenser and carries out gas-liquid separation, last organic matter into
Enter high temperature pyrolysis area, fire box temperature reaches 1000 DEG C, and the volatile matter fundamental reaction in organic matter is complete, and pyrolysis oil is by high temperature
Also basic second pyrolysis when pyrolysis zone, the heat source of the high temperature pyrolysis gas part of generation as dry section, another part enter alkali
Liquid absorption plant prepares pyrolysis gas product.Wherein upper radiant tube temperature is 800 DEG C, and the temperature of lower radiant tube is 1100 DEG C, is passed through
The catalysis of 1.3h is pyrolyzed, and the pyrolytic carbon finally generated is discharged by furnace bottom, transports refuse landfill after quenching to.Moisture after heat exchange is logical
It crosses condenser spray equipment centering warm solution gas-liquid and carries out Quench, fuel gas is used as heat accumulating type rotating bed radiant tube after purification
Fuel uses.Final high temperature pyrolysis gas yield obtained is 38%, and the yield of pyrolysis oil is 8%, and the yield of pyrolytic carbon is 10%,
Remaining is pyrolysis water.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on ... shown in the drawings or
Position relationship is merely for convenience of description of the present invention and simplification of the description, and does not indicate or imply the indicated 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 used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of 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, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be that machinery connects
It connects, can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary in two elements
The interaction relationship of the connection in portion or 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 be directly above or diagonally above the second feature, 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 directly under or diagonally below the second feature, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.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 can be combined in any suitable manner in a or multiple embodiments or example.In addition, without conflicting with each other, the technology of this field
The feature of different embodiments or examples described in this specification and 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 not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (11)
1. a kind of heat accumulating type rotating bed segmentation utilizes the method for carbonaceous organic material thermal decomposition product, which is characterized in that including：
Carbonaceous organic material is mixed with catalyst, to obtain pre- pyrolysis feed；
Feed zone of the pre- pyrolysis feed in heat accumulating type rotating bed is subjected to cloth, and makes the pre- pyrolysis in the feed zone
Raw material passes through dry section, medium temperature pyrolysis zone and high temperature pyrolysis area successively, so that processing is dried in the dry section, generates
Vapor；Pre- catalysis pyrolysis processing is carried out in the medium temperature pyrolysis zone, is generated medium temperature and is pyrolyzed oil gas；In the high temperature pyrolysis area
It is interior to generate to generate high temperature pyrolysis gas and pyrolytic carbon；
The high temperature pyrolysis gas of a part are passed through by the high temperature pyrolysis area in the dry section, to the pre- pyrolysis feed
Carry out the drying process；
Medium temperature pyrolysis oil gas is subjected to condensation process and water-oil separating processing, to obtain medium temperature pyrolysis gas, medium temperature pyrolysis
Oil and pyrolysis water；
The pyrolysis water is returned and is used for the condensation process；And
Heat exchange processing is carried out to the vapor, and obtained condensed water is used for the condensation process, the heat of recycling is returned
It returns in the heat accumulating type rotating bed.
2. heat accumulating type rotating bed segmentation according to claim 1 utilizes the method for carbonaceous organic material thermal decomposition product, feature
It is,
Temperature in the dry section is 300~500 degrees Celsius；
Temperature in the medium temperature pyrolysis zone is 600~800 degrees Celsius；
Temperature in high temperature pyrolysis area is 900~1200 degrees Celsius.
3. heat accumulating type rotating bed segmentation according to claim 1 utilizes the method for carbonaceous organic material thermal decomposition product, feature
It is, the addition of the catalyst is the 1-20 weight % of the carbonaceous organic material and catalyst gross mass.
4. heat accumulating type rotating bed segmentation according to claim 1 utilizes the method for carbonaceous organic material thermal decomposition product, feature
It is, the catalyst is at least one of calcium oxide, sodium carbonate, di-iron trioxide and nickel oxide.
5. heat accumulating type rotating bed segmentation according to claim 1 utilizes the method for carbonaceous organic material thermal decomposition product, feature
It is, the catalyst includes calcium oxide, sodium carbonate, di-iron trioxide and nickel oxide, wherein the content of the calcium oxide is 30
The content of~50 mass %, the sodium carbonate are 10~20 mass %, and the content of the di-iron trioxide is 20~50 mass %,
The content of the nickel oxide is 20~40 mass %.
6. heat accumulating type rotating bed segmentation according to claim 1 utilizes the method for carbonaceous organic material thermal decomposition product, feature
It is, the carbonaceous organic material is at least one of house refuse, sludge, stalk, rice husk.
7. a kind of heat accumulating type rotating bed segmentation utilizes the method for carbonaceous organic material thermal decomposition product, which is characterized in that including：
House refuse is subjected to sorting and break process, to remove metal, glass, brick, and it is little to obtain average particle size
In 50 millimeters of pretreatment house refuse；
The pretreatment house refuse is mixed with catalyst, to obtain pre- pyrolysis feed, the addition of the catalyst
Amount is 10 weight % of the pretreatment house refuse and catalyst gross mass；
Feed zone of the pre- pyrolysis feed in heat accumulating type rotating bed is subjected to cloth, and makes the pre- pyrolysis in the feed zone
Raw material passes through dry section, medium temperature pyrolysis zone and high temperature pyrolysis area successively, so that processing is dried in the dry section, generates
Vapor；Pre- catalysis pyrolysis processing is carried out in the medium temperature pyrolysis zone, is generated medium temperature and is pyrolyzed oil gas；In the high temperature pyrolysis area
Interior progress high temperature pyrolysis handles to generate high temperature pyrolysis gas and pyrolytic carbon；
The high temperature pyrolysis gas of a part are passed through by the high temperature pyrolysis area in the dry section, to the pre- pyrolysis feed
Carry out the drying process；
The high temperature pyrolysis gas of another part are passed through lye absorption plant, pyrolysis gas product is prepared；
Medium temperature pyrolysis oil gas is subjected to condensation process and water-oil separating processing, to obtain medium temperature pyrolysis gas, medium temperature pyrolysis
Oil and pyrolysis water；
The pyrolysis water is returned and is used for the condensation process；And
Heat exchange processing is carried out to the vapor, and obtained condensed water is used for the condensation process, the heat of recycling is returned
It returns in the heat accumulating type rotating bed.
8. a kind of heat accumulating type rotating bed segmentation is using the system of carbonaceous organic material thermal decomposition product, the heat accumulating type rotating bed is for real
It applies the heat accumulating type rotating bed segmentation described in any one of claim 1-6 or claim 7 and utilizes carbonaceous organic material pyrolysis production
The method of object, which is characterized in that
In the heat accumulating type rotating bed feed zone, dry section, medium temperature pyrolysis zone, high temperature pyrolysis are followed successively by according to the raw material direction of motion
Area and discharge zone, wherein between the feed zone and the dry section, between the dry section and the medium temperature pyrolysis zone, institute
It states and is respectively arranged with partition wall between medium temperature pyrolysis zone and the high temperature pyrolysis area, the high temperature pyrolysis area and the discharge zone,
There is the feed zone feed inlet, the sintering of the dry section to have pre- hot gas inlet, the end region of the dry section
With steam outlet, there is medium temperature to be pyrolyzed oil gas vent, the end in the high temperature pyrolysis area for the end region of the medium temperature pyrolysis zone
There is petiolarea high temperature pyrolysis gas outlet and pre- heat outlet, the discharge zone to be exported with pyrolytic carbon；
Wherein, the pre- heat outlet in the high temperature pyrolysis area is connected with the pre- hot gas inlet of the dry section.
9. heat accumulating type rotating bed segmentation according to claim 8 utilizes the system of carbonaceous organic material thermal decomposition product, feature
It is, further comprises：
Carbonaceous organic material pretreatment unit；
Mixing arrangement, the mixing arrangement have pretreatment carbonaceous organic material entrance, catalyst inlet and are pyrolyzed material outlet in advance,
The pretreatment carbonaceous organic material entrance is connected with the carbonaceous organic material pretreatment unit, the pre- pyrolysis material outlet and institute
The feed inlet for stating heat accumulating type rotating bed is connected；
There is high temperature pyrolysis gas entrance and pyrolysis gas outlet, the high temperature pyrolysis gas to enter for lye absorption cell, the lye absorption cell
Mouth is connected with the outlet of the high temperature pyrolysis gas of the heat accumulating type rotating bed；
There is medium temperature pyrolysis oil gas entrance, medium temperature pyrolysis gas outlet and medium temperature pyrolysis grease to go out for condensing unit, the condensing unit
Mouthful, the medium temperature pyrolysis oil gas entrance is connected with the medium temperature of heat accumulating type rotating bed pyrolysis oil gas vent；
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 medium temperature pyrolysis oil water out to be connected,
There is steam entry, air intake, combustion air exports and cooling water outlet, the water to steam for heat exchanger, the heat exchanger
Gas entrance is connected with the steam outlet of the heat accumulating type rotating bed.
10. heat accumulating type rotating bed segmentation according to claim 9 utilizes the system of carbonaceous organic material thermal decomposition product, feature
It is, is both provided with heat accumulation type radiant tube in the dry section of the heat accumulating type rotating bed, medium temperature pyrolysis zone and high temperature pyrolysis area, institute
Stating heat accumulation type radiant tube has combustion air inlet, pyrolysis gas entrance and exhanst gas outlet,
Wherein, the combustion air inlet is connected with the combustion air exports of the heat exchanger, the pyrolysis gas entrance with it is described
The medium temperature pyrolysis gas outlet of condensing unit is connected.
11. heat accumulating type rotating bed segmentation according to claim 9 utilizes the system of carbonaceous organic material thermal decomposition product, feature
It is, the pyrolysis water out of the oily-water seperating equipment is connected with the condensing unit, the cooling water outlet of the heat exchanger and institute
Condenser is stated to be connected.
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| CN106287733A (en) * | 2016-08-11 | 2017-01-04 | 赛能杰高新技术股份有限公司 | One way of life waste disposal method |
| CN106636517A (en) * | 2016-12-14 | 2017-05-10 | 北京神雾环境能源科技集团股份有限公司 | System and method coupling sludge treatment with reduction iron smelting |
| CN108246774B (en) * | 2018-01-31 | 2021-07-27 | 王良伍 | Organic pollutant environment-friendly pyrolysis treatment system and method |
| CN110081430A (en) * | 2019-04-25 | 2019-08-02 | 浙江工业大学 | A kind of packaged type villages and small towns rubbish multistage locellus pyrolysis heating water system |
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| FR2822527B1 (en) * | 2001-03-20 | 2003-10-10 | Maillot Sarl | METHOD FOR TREATMENT OF INDUSTRIAL AND/OR HOUSEHOLD WASTE AND INSTALLATION FOR TREATMENT OF INDUSTRIAL AND/OR HOUSEHOLD WASTE |
| CN103146401A (en) * | 2013-02-25 | 2013-06-12 | 王子兵 | Horizontal pushing type vertical biomass charcoal gas-oil co-production device and use method thereof |
| CN104787762B (en) * | 2015-04-20 | 2017-11-24 | 北京神源环保有限公司 | The method and system of water-bearing organic pyrolysis production activated carbon |
| CN104910941B (en) * | 2015-05-14 | 2017-11-03 | 神雾科技集团股份有限公司 | A kind of revolving bed coal is catalyzed method for pyrolysis |
| CN105316014B (en) * | 2015-11-16 | 2018-05-11 | 神雾科技集团股份有限公司 | It is pyrolyzed the method and system of biomass |
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