WO2014200123A1 - Appareil de pyrolyse destiné à un matériau combustible à l'état solide - Google Patents

Appareil de pyrolyse destiné à un matériau combustible à l'état solide Download PDF

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Publication number
WO2014200123A1
WO2014200123A1 PCT/KR2013/005078 KR2013005078W WO2014200123A1 WO 2014200123 A1 WO2014200123 A1 WO 2014200123A1 KR 2013005078 W KR2013005078 W KR 2013005078W WO 2014200123 A1 WO2014200123 A1 WO 2014200123A1
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Prior art keywords
pyrolysis
combustible material
gas
screw
solid
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PCT/KR2013/005078
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English (en)
Korean (ko)
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구재완
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Priority to PCT/KR2013/005078 priority Critical patent/WO2014200123A1/fr
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/02—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
    • F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
    • F23G5/14—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion
    • F23G5/16—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion in a separate combustion chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/44—Details; Accessories
    • F23G5/46—Recuperation of heat
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2203/00—Furnace arrangements
    • F23G2203/80—Furnaces with other means for moving the waste through the combustion zone
    • F23G2203/801—Furnaces with other means for moving the waste through the combustion zone using conveyors
    • F23G2203/8013—Screw conveyors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2205/00—Waste feed arrangements
    • F23G2205/12—Waste feed arrangements using conveyors
    • F23G2205/121—Screw conveyor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2206/00—Waste heat recuperation
    • F23G2206/10—Waste heat recuperation reintroducing the heat in the same process, e.g. for predrying

Definitions

  • the present invention relates to a pyrolysis device of a flammable material present in the solid phase, and more particularly, to induce heat decomposition of a flammable material in a solid state indirectly under a high temperature, anoxic or low oxygen atmosphere to reduce the emission of pollutants and improve the yield.
  • the present invention relates to a pyrolysis apparatus for combustible materials in a solid state.
  • the use of energy is rapidly increasing due to the increase of factories due to industrial development, and technology for converting the form of energy by recycling or reusing energy is being developed.
  • the initial energy resources in nature for example, combustible crude oil, coal, wood, etc.
  • inorganic materials are processed from minerals which are not combustible materials. It is used in activities.
  • the combustible material has its own energy value because the calorific value varies depending on the element composition of the material (carbon, hydrogen, oxygen, nitrogen, sulfur, phosphorus, chlorine, etc.). If we use it around us and throw it away, it is called waste.
  • a pyrolysis device is applied to treat such solid combustible materials.
  • a predetermined amount of waste is introduced into a pyrolysis chamber in a batch manner, and a lid is closed to remove high temperature heat from the outside.
  • a batch method is adopted in which the waste is pyrolyzed and converted into liquid, gas and solid materials.
  • the batch type pyrolysis method has a lot of difficulties in pyrolysis of wastes in which various substances are mixed, and especially when foreign substances (such as grass, soil, ferrous and nonferrous metals) are mixed, heat transfer is not performed smoothly. Large scale pyrolysis is not achieved.
  • there is a limit to the production of pyrolysis gas and refined oil in the mixed combustible and non-combustible material has a problem that the use value is lowered.
  • the present invention is to solve the problems as described above, in the case of pyrolyzing a solid combustible material in a high temperature, oxygen-free or low oxygen atmosphere by indirect heat, it is possible to process a large amount of solid combustible material in a small space It is an object to provide a pyrolysis device.
  • Another object of the present invention is to provide a pyrolysis apparatus capable of sufficiently removing foreign substances such as chlorine and sulfur contained in pyrolysis gas generated after pyrolysis to increase the purity of oil or gas extracted after pyrolysis.
  • the present invention is to solve the problems as described above, having a main hopper to which the solid combustible material is injected, the pyrolysis screw 220 for transporting, melting and vaporizing the injected combustible material is provided, the transport direction of the combustible material
  • the first body 211, the second body 213, and the third body 215 is formed to be stepwise extended along the second body 213, the second body 213 is provided to be rotatable rotational speed with the pyrolysis screw
  • a pyrolysis chamber 240 installed outside the pyrolyzer body 210 to continuously decompose the combustible material by indirect heating by maintaining an atmosphere of high temperature and low oxygen state;
  • the pyrolysis chamber is provided on one side of the pyrolysis chamber 240 to burn the non-condensing gas of pyrolysis gas generated during pyrolysis of the combustible material so as
  • a sealing unit may be provided between the first body 211 and the second body 213, and between the second body 213 and the third body 215, respectively.
  • the inlet portion of the third body 215 is formed in a circular shape so that no gap is formed with the pyrolysis screw
  • the middle portion of the third body 215 is formed in a streamline so that a predetermined space is formed with the pyrolysis screw.
  • the rear end of the third body 215 may be formed in a circular shape such that a gap is not formed with the pyrolysis screw.
  • the discharge hole 223 is formed in the screw blades of the pyrolysis screw provided in the second body 213 and the third body 215 section.
  • gas retention tower 510 may be provided above the middle portion of the third body 215 of the pyrolysis body to retain the pyrolysis gas generated during pyrolysis of the combustible material for a predetermined time.
  • a spiral screw 520 is provided inside the gas retention tower 510 to separate tar and carbonized material attached to the inner wall of the gas retention tower.
  • one side of the gas retention tower is preferably provided with a desalination device for removing chlorine in the pyrolysis gas.
  • a gas purification means 700 for purifying the pyrolysis gas from which chlorine is removed from the desalination apparatus.
  • refined oil producing means 800 for generating gasoline, light oil and heavy oil according to boiling points in the distillation column after sedimentation and condensation of pyrolysis gas from which chlorine is removed from the dechlorination reaction tower.
  • a carbonized material discharge means for continuously discharging the carbonized material generated after pyrolysis from the pyrolysis chamber 240.
  • the desalination removal apparatus since the desalination removal apparatus is provided in duplicate, the amount of chlorine removal in the pyrolysis gas can be minimized, thereby increasing the purity of oil or gas extracted after pyrolysis of the combustible material.
  • FIG. 1 is a block diagram showing the configuration of a pyrolysis apparatus for a solid combustible material according to an embodiment of the present invention
  • Figure 2 is a partial perspective view showing the "X", "Y" display portion of FIG.
  • FIG. 3 is a cross-sectional view showing lines "A-A”, "B-B”, “C-C”, “D-D”, “E-E”, “F-F”, and "G-G" of FIG.
  • FIG. 4 is a partially enlarged view illustrating a display portion “Z” of FIG. 1;
  • FIG. 5 is a partially enlarged view showing a “W” display unit of FIG. 1;
  • Figure 6 is a schematic block diagram showing a refined oil production process according to an embodiment of the present invention.
  • FIG. 1 is a block diagram schematically showing the configuration of a pyrolysis apparatus for a solid combustible material according to an embodiment of the present invention.
  • the pyrolysis apparatus for a solid combustible material according to an embodiment of the present invention, a pyrolysis means for heating and thermally decomposing the combustible combustible material, a gas for removing chlorine from the pyrolysis gas generated during pyrolysis of the combustible material And reforming means, refining oil producing means for producing refined oil using the reformed gas, and carbonaceous material discharge means for continuously discharging carbonized material (char) discharged after pyrolysis from the pyrolysis means.
  • the pyrolysis principle used in the pyrolysis system of the present embodiment configured as described above is that when a solid combustible material is indirectly heated in an oxygen-free or low oxygen atmosphere, the pyrolysis space is formed in a reducing atmosphere, and the combustible material is decomposed to evaporate into a gas or a liquid. What does not remain solid.
  • the combustible material meaning a flammable polymer compound
  • heat gas (non-condensing gas) + liquid (refined oil) + solid (char).
  • the pyrolysis means comprises a pyrolyzer body 210 to maintain a high temperature and low oxygen atmosphere to continuously pyroly decompose combustible materials by indirect heating.
  • One side of the pyrolyzer body 210 is provided with a main hopper for the input of the pulverized solid combustible material.
  • the combustible combustible material introduced through the main hopper is moved to the pyrolyzer body 210 to pyrolyze.
  • the main hopper is provided with a sensor so that the amount of combustible combustible material is always stored in the main hopper constantly.
  • the detection sensor automatically adjusts the feeding amount of an input conveyor (not shown) of the solid combustible material so that the solid combustible material does not always fall below the set value.
  • a pyrolysis screw 220 for transporting and pyrolyzing the combustible material introduced through the automatic input device 400 is rotatably installed by the drive motor 260.
  • the pyrolysis screw is configured to include a drive shaft 220 connected to the drive motor 230, and a screw blade 221 formed on the outside of the drive shaft 220.
  • the pyrolysis screw is rotated by receiving power from the driving motor 230.
  • a pyrolysis chamber 240 made of a heat insulating material to continuously decompose the combustible material by indirect heating by maintaining a high temperature (350 ⁇ 500 °C) and low oxygen atmosphere.
  • a combustion chamber 250 for supplying high temperature heat to the pyrolysis chamber 240 is used as a heat source for pyrolyzing the combustible material transported by burning it.
  • a burner 251 is provided in the combustion chamber 250.
  • the pyrolyzer body 210 is divided into a first body 211, a second body 213, and a third body 215 in the order of progress of the combustible material.
  • the body is stepped to enlarge the inner diameter step by step to perform the pyrolysis process while going through a three-step process.
  • the first body 211 and the third body 215 is fixed and installed, the second body 213 is installed to be rotatable.
  • the combustible material introduced from the drying means is transferred to the second body 213 by the rotation of the pyrolysis screw 220, and in the section of the second body 213, pyrolysis. Due to the difference in the rotational speed between the screw 220 and the second body 213, the combustible material is moved, and the portion of which thermal decomposition of the preheating, raising the temperature, and vaporizing is substantially performed.
  • the residue which is pyrolyzed is discharged, and the pyrolysis gas is transferred to the second pyrolysis chamber.
  • each of the pyrolyzer body 210 will be described.
  • the first body 211 is installed to be fixed, the combustible material introduced from the drying means is moved to the second body 213 while the thermal decomposition screw 220 is rotated.
  • a first sealing unit 212 is provided between the rear end of the first body 211 and the front end of the second body 213.
  • the first sealing unit 212 has the same configuration as the second sealing 216, which will be described later, is the same as the configuration shown in FIG.
  • the first sealing unit 212 includes a first bushing coupled to the first flange portion formed at the front end of the second body, and a second bushing coupled to the front end of the first bushing. Packings are provided on the inner circumferences of the first bushing and the second bushing, respectively, to double seal between the first body and the second body.
  • the first sealing unit 212 does not leak the combustible material between the step formed between the first body 211 and the second body 213, the second body 213 in the first body 211 As a result, the influx of flammable substances occurs naturally. Accordingly, pyrolysis of the combustible material moving from the first body 211 to the second body 213 is naturally performed. In addition, due to the first sealing unit 212, the friction generated by the rotation of the first body 211 and the second body 213 is minimized, and the first body 211 and the second body 213 The exact level can be maintained, and prevent the back flow of the combustible material from the second body 213 to the first body 211.
  • a rotation motor 260 is provided at one side of the second body 213 so that the second body 213 is rotatable. At this time, the second body 213 is supported by the tire 213c so that the second body 213 is stably rotated.
  • a driven gear 213b is formed on an outer circumference of the second body 213, and the driving gear 264 and the driven gear 213b are engaged with each other so that the driving force generated in the rotary motor 260 is the second body.
  • the second body 213 is rotated by being transferred to 213.
  • At least one tire 213c is provided on an outer circumferential surface of the second body 213.
  • the tire 213c is supported by the support roller 266 so that the second body 213 can stably rotate.
  • the second body 213 and the drying screw is rotated at a relatively slow speed, the flammability by the difference between the rotational speed of the pyrolysis screw 220 provided in the second body 213
  • the material is gradually moved compared to the inside of the first body 211. Therefore, it is possible to provide at least three times more heat transfer area than when the second body 213 is fixed, so that more decomposition of the combustible material can be performed in a smaller space.
  • the combustible material moves in the section of the second body 213, the combustible material completely vaporizes from solid to liquid, liquid to gaseous material (sometimes, directly sublimates from solid state to gaseous state), Residue of the combustible material which lost its intrinsic properties is moved to the third body 215 section in the form of carbon.
  • the second sealing unit 216 is provided between the rear end of the second body 213 and the front end of the third body 215.
  • the second sealing unit 216 is coupled to the first bushing 217 coupled to the second flange portion 215 ′ formed at the front end of the third body 215, and to the front end of the first bushing 217.
  • the second bushing 218 is configured to include. Inner circumferences of the first bushing 217 and the second bushing 218 are provided with packings 217a and 218a, respectively, to double seal between the second body 213 and the third body 215. .
  • the second sealing unit 216 minimizes friction caused by the rotation of the second body 213 and the third body 215, and the second body 213 and the third body 215 are precisely horizontal This can be maintained.
  • the third body 215 is fixedly installed, the front end portion 215a of the third body 215 and the screw blade 221 of the pyrolysis screw 220 for connection with the second body 213.
  • the middle portion 215b of the third body 215 is formed in a streamlined structure so that a space is formed on the upper portion of the screw blade 221 (see Figure 3d).
  • the pyrolysis gas generated at the time of pyrolysis temporarily stays in the space above the screw blades, and the pyrolysis gas can be smoothly moved to the gas retention tower 510 which will be described later.
  • the rear end portion 215c of the third body 215 is a section for discharging ash which has undergone all thermal decomposition, and is formed in a circular shape so as to correspond to the outer diameter of the screw blade to minimize the gap between the screw blade and the third body 215. (See FIG. 3E). Accordingly, fly ash generated after pyrolysis is prevented from moving to the gas retention tower 510.
  • the discharge hole 223 is formed in the screw blade in the section of the second body 213 and the third body 215. Since the discharge hole 223 is formed in the screw blade, the pyrolysis gas generated in the pyrolysis process may naturally move to the gas retention tower 510, and the stirring of the flammable material may be performed smoothly, thereby improving the pyrolysis efficiency.
  • one side of the pyrolyzer body 210 is provided with a nitrogen input device (not shown).
  • a nitrogen input device not shown.
  • valve body 620 such as a slide gate or a rotary valve provided on one side of the third body 215 The air can be blocked from entering the pyrolyzer body 210.
  • the gas reforming means is a gas detention tower 510 connected to the outlet side of the pyrolyzer body 210 and a first desalination apparatus 550 and a second desalination apparatus for removing chlorine from the reformed gas. And 560.
  • the spiral screw 520 is provided inside the gas retention tower 510 to sufficiently secure the residence time of the heat source in the process of being discharged after heating the combustible material in the pyrolyzer body 210 by the heat source supplied from the combustion chamber 250. ) Is provided.
  • the gas is discharged while rotating spirally along the spiral screw 520 to secure a time for the gas to stay in the gas retention tower.
  • a driving motor 530 is coupled to an upper end of the spiral screw 520 to provide a driving force for rotating the spiral screw 520 at a predetermined speed.
  • the pyrolysis gas generated inside the pyrolyzer body 210 is molecularly bonded at a high speed in the inner space of the gas retention tower 510, and detection starts from a substance having a large molecular weight having a long chain of carbon chains.
  • a wax or tar component mainly composed of 24 or more carbon chains is detected.
  • the tar and dewaxing processes are performed in the inner space of the gas retention tower 510.
  • the screw blade of the spiral screw 520 rotated by the drive motor 530 is configured to have an outer diameter corresponding to the inner diameter of the gas retention lead is tar or carbonized material attached to the inner peripheral surface of the gas retention tower 510 By scraping the role of separating from the inner circumferential surface of the gas retention tower 510.
  • the heat source supply chamber 540 is provided on the outside of the gas retention tower 510 to communicate with the pyrolysis chamber 240 through a connection passage. Since the heat source supply chamber 540 is provided, the temperature may be corrected so that the pyrolysis gas rising through the gas retention tower 510 does not condense.
  • the high heat of about 800 ⁇ 900 °C used as indirect heat in the pyrolysis chamber 240 is introduced into the heat source supply chamber 540 surrounding the gas retention tower 510 while falling to about 500 ⁇ 600 °C, the gas The temperature of the retention column 510 is maintained at about 200 ⁇ 250 °C. Therefore, the pyrolysis gas in the gas retention tower 510 is transferred to the first desalination unit 550 without condensation.
  • the chlorine gas is inevitably generated during the thermal decomposition of the combustible material containing the PVC-based additive having a chlorine component among the combustible materials.
  • the temperature of the gas retention tower 510 is calibrated to about 200 to 250 ° C. so that no chlorine compound is generated, and the first desalination unit 550 removes the chlorine component by exposing the pyrolysis gas to a basic aqueous solution. do. That is, in the first desalination apparatus 550, by chemical reaction of HCl + NaOH ⁇ NaCl + H 2 O, reaction products having 7 to 23 carbon chains are continuously generated in pyrolysis gas to remove chlorine. .
  • One side of the first desalination unit 550 of the gas reforming means is provided with a second desalination unit 560 for additionally removing chlorine from the dechlorinated gas.
  • the second desalination unit 560 since pyrolysis gas from which chlorine is first removed is continuously formed in the first desalination unit 550, molecular hydrogen is sprayed to quench the pyrolysis gas by spraying an aqueous sodium hydroxide (NaOH) solution. In this way, generation of benzenes can be suppressed, and the formation of long chains in the carbon chain can be suppressed to obtain light oil.
  • NaOH sodium hydroxide
  • tar which is a black viscous liquid
  • the second desalting apparatus 560 minimizes the space and time at which tar can occur.
  • One side of the second desalination apparatus 560 is provided with a gas purification means 700 for purifying the dechlorinated pyrolysis gas, and a refining oil producing means 800 for generating refined oil using the pyrolysis gas.
  • the gas purification means 700 includes a precipitation condensation apparatus for condensing the dechlorinated pyrolysis gas under a stable atmosphere to generate a primary refined oil, and a purification apparatus for improving gas quality.
  • the gas purified through the gas purification means 700 is stored in the gas storage tank through a water seal device and then supplied to the combustion chamber 250 through a pressure regulating device to be used as a gas for combustion.
  • the refined oil producing means 800 is a storage tank for storing the primary refined oil supplied from the settling condensation device, an oil-separator for oil-separating the primary refined oil stored in the storage tank and the oil-separated refined oil according to the boiling point gasoline, diesel And a distillation column separated by heavy oil.
  • the carbonization material discharge means is a configuration for discharging the carbonized material generated after pyrolysis from the pyrolyzer body 210, and comprises a discharge hopper 610 formed at the end of the pyrolyzer body 210.
  • Carbonization material generated after the pyrolysis is continuously discharged through the end of the pyrolyzer body 210, discharge hopper to block the pyrolysis gas discharged from the outside air and pyrolyzer body 210 when the carbonized material is discharged from the outside.
  • the slide gate 620 is provided.
  • the slide gate 620 is preferably configured in at least two stages to maximize the blocking of the outside and prevent malfunction.
  • the carbonized material continuously discharged through the carbonized material discharge means is discharged to the carbonized material forming means 900 to produce solid fuel. Since the discharged carbonized material is discharged by mixing foreign substances such as superfluous, iron, and non-ferrous metals together, the foreign materials and carbonized material are completely separated through the crushing device and sorting device, and then the foreign materials are removed, and only the carbonized material is passed through the molding device. It produces fuel having a shape, such as briquettes.
  • Solid combustible materials including metal fragments, plastics, paper, industrial combustibles, etc. are shredded to a predetermined size in the crusher after arrival, and the soil, dust, etc. are removed through a sorting machine, and non-ferrous metals are selected and selected. Flammable materials are recycled.
  • the sorted solid combustible material is transferred to a grinder and ground to a relatively small size.
  • the combustible combusted material is secondly re-selected through a magnetic screening device and partly recycled.
  • the pulverized solid combustible material is introduced into the pyrolysis means through the main hopper, and the combustible material transferred to the pyrolyzer body 210 is pyrolyzed by an indirect heating method of a heat source provided to the pyrolysis chamber 240, and the combustible material is pyrolyzed.
  • the combustible material that is melted and vaporized while being transferred to the right direction based on FIG. 1 is continuously pyrolyzed by heat applied indirectly in the pyrolysis chamber 240 maintaining an atmosphere of high temperature and low oxygen state. .
  • the pyrolysis gas generated after the pyrolysis is stayed in the gas retention tower 510 provided above the pyrolyzer body 210, and is indirectly heated to the combustible material to be pyrolyzed, and then transferred to the dechlorination tower.
  • the pyrolysis gas transferred after the pyrolysis passes through the first desalting unit 550 and the second desalting unit 560 and then is transferred to the refining oil producing means 800.
  • the carbonized material lost the properties after the pyrolysis is discharged through the discharge hopper provided on the lower side of the pyrolyzer body (210).
  • the discharged carbonized material is discharged by mixing foreign matters such as superfluous, iron, non-ferrous metal, etc., and produces a fuel having a predetermined shape, such as briquettes, through a crusher and a sorting device.
  • the desalination removal apparatus since the desalination removal apparatus is provided in duplicate, the amount of chlorine removal in the pyrolysis gas can be minimized, thereby increasing the purity of oil or gas extracted after pyrolysis of the combustible material.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

Abstract

La présente invention concerne un appareil de pyrolyse destiné à un matériau combustible dans un état solide, susceptible de réduire le rejet de polluants et d'augmenter le rendement, en soumettant un matériau dans un état solide à une pyrolyse par application indirecte de chaleur dans une atmosphère à température élevée et dépourvue d'oxygène ou pauvre en oxygène. Dans ce but, la présente invention comprend : un corps de dispositif de pyrolyse pourvu d'une vis de pyrolyse, qui comprend une trémie principale dans laquelle est introduit le matériau combustible à l'état solide, permettant de transporter, fondre et gazéifier le matériau combustible qui est introduit, un premier corps, un deuxième corps, et un troisième corps qui sont formés de façon étendue d'une manière étagée le long d'une direction de transport du matériau combustible, le deuxième corps étant ménagé de façon à pouvoir tourner de sorte que le matériau combustible est transporté au moyen d'une différence de vitesse de rotation entre le deuxième corps et la vis de pyrolyse; une chambre de pyrolyse, installée à l'extérieur du corps de pyrolyse, pour soumettre de façon continue le matériau combustible à une pyrolyse au moyen d'un chauffage indirect en maintenant l'atmosphère à température élevée et pauvre en oxygène; et une chambre de combustion, ménagée sur un côté de la chambre de pyrolyse, pour fournir de la chaleur à la chambre de pyrolyse en brûlant un gaz non condensable parmi les gaz de pyrolyse qui sont générés durant la pyrolyse du matériau combustible, de sorte que le gaz non condensable est utilisé en tant que source de chaleur pour la pyrolyse du matériau combustible transporté vers le corps de dispositif de pyrolyse.
PCT/KR2013/005078 2013-06-10 2013-06-10 Appareil de pyrolyse destiné à un matériau combustible à l'état solide Ceased WO2014200123A1 (fr)

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US11773330B2 (en) 2016-07-05 2023-10-03 Braven Environmental, Llc System and process for converting waste plastic into fuel

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US11773330B2 (en) 2016-07-05 2023-10-03 Braven Environmental, Llc System and process for converting waste plastic into fuel
US12404454B2 (en) 2016-07-05 2025-09-02 Braven Environmental, Llc System and process for converting waste plastic into fuel

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