CN108148627A - A kind of multisection type spiral moving bed pyrolysis gasification installation - Google Patents
A kind of multisection type spiral moving bed pyrolysis gasification installation Download PDFInfo
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- CN108148627A CN108148627A CN201810141289.7A CN201810141289A CN108148627A CN 108148627 A CN108148627 A CN 108148627A CN 201810141289 A CN201810141289 A CN 201810141289A CN 108148627 A CN108148627 A CN 108148627A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/002—Horizontal gasifiers, e.g. belt-type gasifiers
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B49/00—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated
- C10B49/02—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated with hot gases or vapours, e.g. hot gases obtained by partial combustion of the charge
- C10B49/04—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated with hot gases or vapours, e.g. hot gases obtained by partial combustion of the charge while moving the solid material to be treated
- C10B49/06—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated with hot gases or vapours, e.g. hot gases obtained by partial combustion of the charge while moving the solid material to be treated according to the moving bed type
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
- C10B57/08—Non-mechanical pretreatment of the charge, e.g. desulfurization
- C10B57/10—Drying
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/007—Screw type gasifiers
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/58—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels combined with pre-distillation of the fuel
- C10J3/60—Processes
- C10J3/64—Processes with decomposition of the distillation products
- C10J3/66—Processes with decomposition of the distillation products by introducing them into the gasification zone
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/723—Controlling or regulating the gasification process
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0903—Feed preparation
- C10J2300/0909—Drying
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0913—Carbonaceous raw material
- C10J2300/0916—Biomass
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0953—Gasifying agents
- C10J2300/0956—Air or oxygen enriched air
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Processing Of Solid Wastes (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The invention discloses a kind of multisection type spiral moving bed pyrolysis gasification installations, including dryer section reactor, pyrolysis section reactor and gasification section reactor, dryer section reactor is used to material be dried processing, pyrolysis section reactor is used to carry out material pyrolysis processing, and gasification section reactor is used to carry out gasification process to material；Dryer section reactor, pyrolysis section reactor and gasification section reactor are equipped with inlet port and outlet port, and the discharge port of dryer section reactor is connect with the feed inlet of pyrolysis section reactor, and the discharge port of pyrolysis section reactor is connect with the feed inlet of gasification section reactor.The present invention has the following advantages：Residence time of material is controlled by regulation motor rotating speed, and combines the wind speed of air distribution plate air zoning, realizes that gasifying agent and the artificial of material matching amount are precisely controlled, so as to the physical characteristic and chemical characteristic of control targe product.
Description
Technical field
The present invention relates to biomass solid wastes thermochemical conversion fields, and in particular to a kind of multisection type spiral moving bed
Pyrolysis gasifying device.
Background technology
As one of biomass thermal chemical conversion Technology Ways, biomass pyrogenation gasification technology is compared with direct combustion more clean and effective
A kind of transform mode, under conditions of high temperature, convert biomass into fuel gas, liquid mixture and solid carbon,
Product is determined that product can be used for power generation and heat supply, synthetic fuel and chemicals etc. by different technology conditions.
The technological core equipment is pyrolytic gasification reactor, and engineer application mainstream equipment is fixed bed and fluid bed two at present
Type respectively respectively includes different form again.Fixed bed has the advantages that simple in structure, manufacture is at low cost, moving component is few,
But shortcoming is that pyrolytic process is not easy artificially to control, and biomass is easily put up a bridge to form cavity or react unevenness in stove and easily be tied
Coke, so pyrolytic gasification is less efficient.Fluid bed has the advantage that reaction speed is fast, processing capacity is big, but small particle is needed to give birth to
The supply of material charge, system operation control and detection means are more complicated, and equipment investment is big.
By practical engineering experience it is found that the key that required product is obtained using pyrolytic gasification technology is pyrolytic gasification technique
With biomass physicochemical property and the matching degree of pyrolytic gasification characteristic, therefore, for biomass specific diversity and complicated components
The characteristics of, there is an urgent need for a kind of biomass pyrogenation gasification reactors, have preferable material adaptability, and can effectively control process conditions.
Invention content
Present invention aims to overcome that the shortcomings that prior art and deficiency, provide a kind of multisection type spiral moving bed pyrolysis
Gasification installation, one can complete the drying, pyrolysis, gasification of material by three independent burner hearth segmentations, and each section using different
Parameter, meet the most suitable response parameter of material pyrolytic gasification various stages；Two can be so that have good between gas phase-solid phase
Good contact is conducive to improve pyrolytic gasification response intensity and rate；Three can adjust the residence time of material, with reference to air distribution plate point
Section air-supply realizes that the artificial of gasifying agent and material matching amount is precisely controlled, so as to ensure the availability of target product and optional
Selecting property, while take into account economy and system operation reliability.
To achieve the above object, the technical solution adopted by the present invention is as follows：
A kind of multisection type spiral moving bed pyrolysis gasification installation, including dryer section reactor, pyrolysis section reactor and gasification
Section reactor, for material being dried processing, pyrolysis section reactor is used to carry out at pyrolysis material dryer section reactor
Reason, gasification section reactor are used to carry out gasification process to material；
Dryer section reactor, pyrolysis section reactor and gasification section reactor are equipped with inlet port and outlet port, and dryer section is anti-
The discharge port of device is answered to be connect with the feed inlet of pyrolysis section reactor, the discharge port of pyrolysis section reactor and gasification section reactor into
Material mouth connects.
The action principle of the present invention：Device is gone here and there successively by dryer section reactor, pyrolysis section reactor and gasification section reactor
Connection forms the conversion zone of multistage independence, and in of the invention, using multisection type reactor, every section of reactor can be separately provided instead
Parameter is answered, so as to which by setting differential responses parameter, the response parameter of each section of control material pyrolytic gasification process obtains different productions
Product, every section of bellows of guarantee are mutual indepedent, continuous operation, realize the accurate control of material pyrolytic gasification process；It can also lead to simultaneously
Setting differential responses parameter is crossed, to meet the most suitable response parameter of material pyrolytic gasification various stages.
Further, the feed inlet of the discharge port and pyrolysis section reactor of the dryer section reactor is connected by Starlike valve
It connects, the discharge port of the pyrolysis section reactor is connect with the feed inlet of gasification section reactor by Starlike valve.
It is respectively provided between dryer section reactor and pyrolysis section reactor, between pyrolysis section reactor and gasification section reactor
There is Starlike valve, separated using star-shaped discharge valve, reaction in furnace uses pressurized operation, can prevent extraneous air from entering stove
Deflagration accident occurs for thorax.
As a modification of the present invention, the dryer section reactor, pyrolysis section reactor and gasification section reactor all wrap
Horizontal furnace body is included, the top of horizontal furnace body one end is equipped with feed inlet, the bottom of the other end is equipped with discharge port, is set at the top of horizontal furnace body
There is gas outlet；It is being axially arranged with by motor-driven helical axis in horizontal chamber furnace (oven) body, helical blade, spiral is fixed on helical axis
Axis is used to be delivered to discharge outlet by material stirring and from feed inlet；In the horizontal chamber furnace (oven) body cloth is equipped in the lower section of helical blade
Aerofoil, air distribution plate lower section are equipped with sealing plate, and the space between sealing plate, air distribution plate and horizontal furnace body bottom wall forms bellows structure,
The bellows are equipped with air inlet on horizontal furnace body bottom wall.
Specifically, the feed inlet of material from dryer section reactor is entered in horizontal chamber furnace (oven) body, and helical blade carries out material
It stirs and material is delivered to discharge outlet from feed inlet, the air inlet of dryer section reactor is passed through high-temperature flue gas at this time or heat is empty
Gas, material moisture evaporation after high-temperature flue gas or hot air, the gas of generation discharge furnace body through gas outlet, and material is by doing
The discharge port discharge of dry section of reactor enters pyrolysis section reactor through Starlike valve, material from the feed inlet of pyrolysis section reactor into
Enter into horizontal chamber furnace (oven) body, helical blade is stirred material and material is delivered to pyrolysis section reactor discharge port from feed inlet
Locate, pyrolysis section reactor air inlet is passed through high-temperature flue gas or gasifying agent at this time, and material is fast after high-temperature flue gas or gasifying agent heating
Speed cracking generates combustion gas and discharges furnace body through gas outlet, and material enters gasification section reactor through Starlike valve；Material is anti-from gasification section
The feed inlet of device is answered to enter in horizontal chamber furnace (oven) body, helical blade is stirred material and material is delivered to discharging from feed inlet
At mouthful, the air inlet of gasification section reactor is passed through air or gasifying agent at this time, and material is reacted with air or gasifying agent, temperature raising
Rapid cleavage afterwards generates combustion gas and discharges furnace body through gas outlet, and clinker is discharged by gasification section reactor discharge port.
In the present invention, material is overturn by helical blade in stove, is kept in motion, and compared with fixed-bed gasification furnace, can be protected
Card is heated evenly, and the intensity of gasification is high, the phenomenon that being less prone to local overheating and coking；Heat source and gasifying medium be all from below into
Enter into stove, material is in direct contact with gasifying medium, can be conducive to improve so that with good contact between gas phase-solid phase
Pyrolytic gasification response intensity and rate；Residence time of material is controlled by regulation motor rotating speed, and is combined air distribution plate and be segmented
The wind speed of air-supply realizes that gasifying agent and the artificial of material matching amount are precisely controlled, special so as to the physics of control targe product
Property and chemical characteristic, ensure the availability and alternative of target product, while take into account economy and system operation reliability.
As a modification of the present invention, the gas outlet is located at the top of horizontal furnace body one end and close to feed inlet
Place.
As a modification of the present invention, the horizontal furnace body is equipped at feed inlet to the projecting inward passage of furnace body.
As a modification of the present invention, the helical axis is fixedly connected with helical blade by reinforcement welding.
As a modification of the present invention, the helical axis is hollow shaft, and the both ends of helical axis are respectively equipped with cold medium and enter
Mouth and cold medium outlet.
Further, the distance between the air distribution plate and helical blade lower edge are 10mm~20mm.
Further, demarcation strip is equipped in the bellows, bellows are divided into three independent bellows by demarcation strip.
Further, the air distribution plate is formed by three sections, and every section of air distribution plate corresponds to an independent bellows, adjacent segment air distribution plate
Between using mortise structure connect.
Further, the quantity of the helical axis two, the direction of rotation of two helical axis is opposite.
Compared with prior art, the present invention has the following advantages：
1st, three sections of reactors is set to be respectively completed the three phases of material pyrolytic gasification process, response parameter setting is different,
Be conducive to, according to material pyrolytic gasification Characteristics Control reaction process, obtain different products.
2nd, material is overturn by helical blade in stove, is kept in motion, and compared with fixed-bed gasification furnace, can guarantee heated equal
Even, the intensity of gasification is high, the phenomenon that being less prone to local overheating and coking；On the other hand, material is in direct contact with gasifying medium, greatly
It is big to improve heat transfer efficiency, higher than general swinging pyrolysis reactor.
3rd, compared with fluidized-bed gasification furnace, material relies on gasifying agent flow velocity and spiral shell with uniformly contacting for gasifying agent in the present invention
The double action of vane piece, insensitive to treating capacity fluctuation, operation Operation and Maintenance is simple.
4th, residence time of material is controlled by regulation motor rotating speed, and combines the wind speed of air distribution plate air zoning, real
Existing gasifying agent and the artificial of material matching amount are precisely controlled, so as to the physical characteristic and chemical characteristic of control targe product,
Ensure the availability and alternative of target product, while take into account economy and system operation reliability.
5th, the present invention is compact-sized, light and handy,, can be flexible according to treating capacity actual demand convenient for manufacturing, constructing, installing
The quantity of bellows is configured.
Description of the drawings
Fig. 1 is the schematic diagram of multisection type spiral moving bed pyrolysis gasification installation of the present invention；
Fig. 2 is the front view of the horizontal furnace body of the present invention；
Fig. 3 is the vertical view of Fig. 2；
Fig. 4 is the schematic diagram that helical axis of the present invention is connect with helical blade；
The schematic diagram that Fig. 5 is connected between adjacent segment air distribution plate of the present invention.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples.It is understood that tool described herein
Body embodiment is used only for explaining the present invention rather than limitation of the invention.It also should be noted that for the ease of retouching
It states, part related to the present invention rather than full content is illustrated only in attached drawing.
Embodiment
The present invention is sequentially connected in series by using dryer section reactor, pyrolysis section reactor and gasification section reactor, is formed more
The conversion zone of Duan Duli, every section of bellows of guarantee are mutual indepedent, continuous operation, realize the accurate control of material pyrolytic gasification process,
Structure of the present invention is described in detail below with specific implementation method.
Please refer to Fig.1 to Fig. 5, a kind of multisection type spiral moving bed pyrolysis gasification installation, including dryer section react, 100, heat
Section reactor 200 and gasification section reactor 300 are solved, for dryer section reactor 100 for material being dried processing, pyrolysis section is anti-
Device 200 is answered for carrying out pyrolysis processing to material, gasification section reactor 300 is used to carry out gasification process to material；
Dryer section reactor 100, pyrolysis section reactor 200 and gasification section reactor 300 are equipped with inlet port and outlet port,
The discharge port of dryer section reactor 100 is connect with the feed inlet of pyrolysis section reactor 200, the discharge port of pyrolysis section reactor 200
It is connect with the feed inlet of gasification section reactor 300.
The action principle of the present invention：Device is gone here and there successively by dryer section reactor, pyrolysis section reactor and gasification section reactor
Connection forms the conversion zone of multistage independence, and in of the invention, using multisection type reactor, every section of reactor can be separately provided instead
Parameter is answered, so as to which by setting differential responses parameter, the response parameter of each section of control material pyrolytic gasification process obtains different productions
Product, every section of bellows of guarantee are mutual indepedent, continuous operation, realize the accurate control of material pyrolytic gasification process；It can also lead to simultaneously
Setting differential responses parameter is crossed, to meet the most suitable response parameter of material pyrolytic gasification various stages.
On the basis of the above, the feed inlet of the discharge port and pyrolysis section reactor 200 of the dryer section reactor 100 passes through
Starlike valve 400 connects, and the discharge port of the pyrolysis section reactor 200 passes through Starlike valve with the feed inlet of gasification section reactor 300
400 connections.It is respectively provided between dryer section reactor and pyrolysis section reactor, between pyrolysis section reactor and gasification section reactor
There is Starlike valve, separated using star-shaped discharge valve, reaction in furnace uses pressurized operation, can prevent extraneous air from entering stove
Deflagration accident occurs for thorax.
In the present embodiment, it please refers to Fig.2 and Fig. 3, the dryer section reactor 100, pyrolysis section reactor 200 and gasification
Section reactor 300 all includes horizontal furnace body 1, and the top of horizontal 1 one end of furnace body is equipped with feed inlet 11, the bottom of the other end is equipped with out
Material mouth 12, horizontal 1 top of furnace body are equipped with gas outlet 13；The helical axis 3 that is driven by motor 2 is being axially arranged in horizontal furnace body 1,
Helical blade 4 is fixed on helical axis 3, helical axis 3 is used to be delivered to discharge outlet by material stirring and from feed inlet；It is described sleeping
Air distribution plate 5 is equipped in formula furnace body 1 in the lower section of helical blade 4,5 lower section of air distribution plate is equipped with sealing plate 6, sealing plate 6, air distribution plate 5
Space between horizontal 1 bottom wall of furnace body forms bellows structure, and the bellows are equipped with air inlet 14 on horizontal 1 bottom wall of furnace body.
Specifically, the feed inlet of material from dryer section reactor is entered in horizontal chamber furnace (oven) body, and helical blade carries out material
It stirs and material is delivered to discharge outlet from feed inlet, the air inlet of dryer section reactor is passed through high-temperature flue gas at this time or heat is empty
Gas, material moisture evaporation after high-temperature flue gas or hot air, the gas of generation discharge furnace body through gas outlet, and material is by doing
The discharge port discharge of dry section of reactor enters pyrolysis section reactor through Starlike valve, material from the feed inlet of pyrolysis section reactor into
Enter into horizontal chamber furnace (oven) body, helical blade is stirred material and material is delivered to pyrolysis section reactor discharge port from feed inlet
Locate, pyrolysis section reactor air inlet is passed through high-temperature flue gas or gasifying agent at this time, and material is fast after high-temperature flue gas or gasifying agent heating
Speed cracking generates combustion gas and discharges furnace body through gas outlet, and material enters gasification section reactor through Starlike valve；Material is anti-from gasification section
The feed inlet of device is answered to enter in horizontal chamber furnace (oven) body, helical blade is stirred material and material is delivered to discharging from feed inlet
At mouthful, the air inlet of gasification section reactor is passed through air or gasifying agent at this time, and material is reacted with air or gasifying agent, temperature raising
Rapid cleavage afterwards generates combustion gas and discharges furnace body through gas outlet, and clinker is discharged by gasification section reactor discharge port.
In the present invention, material is overturn by helical blade in stove, is kept in motion, and compared with fixed-bed gasification furnace, can be protected
Card is heated evenly, and the intensity of gasification is high, the phenomenon that being less prone to local overheating and coking；Heat source and gasifying medium be all from below into
Enter into stove, material is in direct contact with gasifying medium, can be conducive to improve so that with good contact between gas phase-solid phase
Pyrolytic gasification response intensity and rate；Residence time of material is controlled by regulation motor rotating speed, and is combined air distribution plate and be segmented
The wind speed of air-supply realizes that gasifying agent and the artificial of material matching amount are precisely controlled, special so as to the physics of control targe product
Property and chemical characteristic, ensure the availability and alternative of target product, while take into account economy and system operation reliability.
In the present embodiment, the gas outlet 13 is located at the top of horizontal 1 one end of furnace body and at feed inlet 11.Object
Expect to generate the gas mixed by escaping gas, tar and vapor after pyrolytic gasification, mixed gas is arranged by gas outlet
Go out, into fractionation purifying technique；Gas outlet is arranged on roof of the furnace close to feed inlet, and burner hearth rear end reaction temperature is high, generates
Mixed gas in burner hearth flow forward, to ensure that fire box temperature is more evenly distributed, combustion gas and biomass are driven in the wrong direction operation, outlet
Temperature is low, and the thermal efficiency is high.
Moreover, the horizontal furnace body 1 is equipped at feed inlet 11 to the projecting inward passage 15 of furnace body, due to mixing for generation
Gas flow forward in burner hearth is closed, mixed gas may leak out at feed inlet, to solve the problems, such as this, at feed inlet
Equipped with to the projecting inward passage of furnace body, on the one hand can orderly directing material enter in stove, the position of another aspect feed inlet
Put lower than gas outlet, passage plays the role of cofferdam, prevents mixed gas from entering feed inlet.
Due to material be solid matter, material during by helical blade stirrer it is possible that bond the problem of, be
Avoid the problem, in the present embodiment, from please referring to Fig.4, the helical axis 3 passes through 9 company of being welded and fixed of reinforcing bar with helical blade 4
It connects rather than is directly welded and fixed helical axis and helical blade.The thermal change of helical axis and helical blade can be both eliminated in this way
Shape difference, and burner hearth air penetrability is ensured simultaneously, material is avoided to be bonded in root of blade.
In the present embodiment, the helical axis 3 is hollow shaft, and the both ends of helical axis 3 are respectively equipped with 31 He of cold medium entrance
Cold medium outlet 32, helical axis are connected with cooling system by cold medium entrance and cold medium outlet, are provided for helical axis cold
But cooling effect, since invention can be passed through heat source, air or gasifying agent during the work time, can cause temperature in reactor compared with
Height, excessively high temperature can influence the service life of helical axis, and when what is be particularly passed through is air, reaction temperature may higher one
A bit, helical axis more needs to cool down.
In order to ensure that material smooth outflow and can ensure ventilation effect in stove, under the air distribution plate 5 and helical blade 4
The distance between edge is maintained between 10mm~20mm ranges.
In the present embodiment, demarcation strip 7 is equipped in the bellows, bellows are divided into three independent bellows 8 by demarcation strip 7,
Bellows are divided into three independent bellows again, can more accurately and equably be sent heat source or gasifying agent every to horizontal chamber furnace (oven) body
A position, the accurate control for material pyrolytic gasification process of being more convenient for.Correspondingly, the air distribution plate 5 is formed by three sections, every section of cloth wind
Plate 5 corresponds to an independent bellows 8, is connected using mortise structure between adjacent segment air distribution plate 5, specifically, please refers to Fig. 5, one section
The mating surface of air distribution plate is equipped with tenon 51, and the mating surface of other end air distribution plate is provided with tongue-and-groove 52, uses mortise structure connection can be with
Adapt to the thermal expansion deformation of air distribution plate.
In the present embodiment, it please refers to Fig.2 and Fig. 3, the quantity of the helical axis 3 two, the rotation side of two helical axis 3
To opposite.Compared with fluidized-bed gasification furnace, material relies on gasifying agent flow velocity and spiral with uniformly contacting for gasifying agent in the present invention
The double action of blade, insensitive to treating capacity fluctuation, operation Operation and Maintenance is simple.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (10)
1. a kind of multisection type spiral moving bed pyrolysis gasification installation, it is characterised in that：It is reacted including dryer section reactor, pyrolysis section
Device and gasification section reactor, dryer section reactor for material being dried processing, pyrolysis section reactor for material into
Row pyrolysis processing, gasification section reactor are used to carry out gasification process to material；
Dryer section reactor, pyrolysis section reactor and gasification section reactor are equipped with inlet port and outlet port, dryer section reactor
Discharge port connect with the feed inlet of pyrolysis section reactor, the discharge port of pyrolysis section reactor and the feed inlet of gasification section reactor
Connection.
2. multisection type spiral moving bed pyrolysis gasification installation according to claim 1, it is characterised in that：The dryer section is anti-
The discharge port of device is answered to be connect with the feed inlet of pyrolysis section reactor by Starlike valve, the discharge port and gas of the pyrolysis section reactor
The feed inlet for changing section reactor is connected by Starlike valve.
3. multisection type spiral moving bed pyrolysis gasification installation according to claim 1, it is characterised in that：The dryer section is anti-
Device, pyrolysis section reactor and gasification section reactor is answered all to include horizontal furnace body, the top of horizontal furnace body one end is equipped with feed inlet, another
The bottom of one end is equipped with discharge port, and gas outlet is equipped at the top of horizontal furnace body；It is driven by motor being axially arranged in horizontal chamber furnace (oven) body
Helical axis, helical blade is fixed on helical axis, helical axis is used to be delivered to discharge outlet by material stirring and from feed inlet；
Air distribution plate is equipped in the horizontal chamber furnace (oven) body in the lower section of helical blade, is equipped with sealing plate below air distribution plate, sealing plate, air distribution plate with
Space between horizontal furnace body bottom wall forms bellows structure, and the bellows are equipped with air inlet on horizontal furnace body bottom wall.
4. multisection type spiral moving bed pyrolysis gasification installation according to claim 3, it is characterised in that：The gas outlet
It is located at the top of horizontal furnace body one end and at feed inlet.
5. multisection type spiral moving bed pyrolysis gasification installation according to claim 3, it is characterised in that：The horizontal furnace body
It is equipped at feed inlet to the projecting inward passage of furnace body.
6. multisection type spiral moving bed pyrolysis gasification installation according to claim 3, it is characterised in that：The helical axis with
Helical blade is fixedly connected by reinforcement welding.
7. multisection type spiral moving bed pyrolysis gasification installation according to claim 3, it is characterised in that：The spiral
Axis is hollow shaft, and the both ends of helical axis are respectively equipped with cold medium entrance and cold medium outlet.
8. multisection type spiral moving bed pyrolysis gasification installation according to claim 3, it is characterised in that：It is set in the bellows
There is demarcation strip, bellows are divided into three independent bellows by demarcation strip.
9. multisection type spiral moving bed pyrolysis gasification installation according to claim 8, it is characterised in that：The air distribution plate by
Three sections of compositions, every section of air distribution plate are corresponded to an independent bellows, are connected between adjacent segment air distribution plate using mortise structure.
10. multisection type spiral moving bed pyrolysis gasification installation according to claim 3, it is characterised in that：The helical axis
Quantity two, the direction of rotation of two helical axis is opposite.
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| CN109735354A (en) * | 2019-02-01 | 2019-05-10 | 上海能辉科技股份有限公司 | A kind of horizontal partitioning sliding grate pyrolysis system |
| CN110396432A (en) * | 2019-07-26 | 2019-11-01 | 西安航天源动力工程有限公司 | A kind of Horizontal water cooling wall type plasma gasification furnace |
| CN111018039A (en) * | 2020-01-17 | 2020-04-17 | 上海盛弘环境科技有限公司 | Harmless and recycling treatment method for high-concentration organic matter waste liquid |
| CN112175683A (en) * | 2020-10-10 | 2021-01-05 | 康广民 | Horizontal manure gasification furnace |
| CN113637491A (en) * | 2021-08-21 | 2021-11-12 | 浙江宜可欧环保科技有限公司 | Solid waste pyrolysis-oxidation cooperative disposal equipment |
| CN113998866A (en) * | 2021-10-29 | 2022-02-01 | 广东尚鼎环境科技有限公司 | Organic solid waste treatment system and treatment process thereof |
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