Classifications

• • C—CHEMISTRY; METALLURGY
  • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
  • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
  • C10B7/00—Coke ovens with mechanical conveying means for the raw material inside the oven
• • 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
  • C10B1/00—Retorts
  • C10B1/10—Rotary retorts
• • 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
• • C—CHEMISTRY; METALLURGY
  • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
  • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
  • C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
• • C—CHEMISTRY; METALLURGY
  • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
  • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
  • C10B7/00—Coke ovens with mechanical conveying means for the raw material inside the oven
  • C10B7/10—Coke ovens with mechanical conveying means for the raw material inside the oven with conveyor-screws
• • 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

Definitions

• thermolysis-rotary reactor Apparatus in the form of a thermolysis-rotary reactor and method for operating such in an arrangement for the thermal decomposition of waste products and wastes
• the invention relates to a device in the form of a thermolysis rotary reactor according to the preamble of the claims and a method for operating such a reactor in an arrangement for the thermal decomposition of waste products and waste.
• a moving bed gasifier which comprises a carburetor space with a carburetor clearance and a carburetor, wherein the carburetor clearance is surrounded by a carburetor jacket and having a synthesis gas outlet at its one, closed end and via its second, open end the carburettor jacket communicates with the carburetor base.
• the carburetor is in its interior formed as a carburetor pot, in which an entry device and at least one feed drove into it.
• the gasifier pot on a recessed bottom with respect to the gasifier chamber the bottom opens into a central shaft.
• stirrer tools are provided, which are rotatably mounted in the carburetor pot via a stirrer shaft, wherein the agitator shaft is surrounded by a conveyor.
• the carburetor cup encloses with the carburetor jacket an isolation space through which the entry device, the feed, central shaft and the agitator shaft are guided with conveyor, wherein the carburetor foot sheath holds this.
• a carburetor dome is arranged in the manner that a gap is generated between the carburetor dome and the carburetor jacket and / or the carburetor.
• thermolysis reactor which comprises an outer jacket and an inner jacket, which form a double jacket, wherein the inner jacket is surrounded by the outer jacket, so that between the inner jacket and the outer jacket a gap exists, the double jacket has an entry, a discharge, at least one gasification agent Einitati and a distributor and the inner shell encloses an interior, which is bounded at the ends of lids.
• the gap at the ends of the double jacket formed by the inner jacket and outer sheath closes against the environment and the covers support a shaft, wherein in the gap and the shaft is a heat carrier, the shaft is mounted centrally in the lids and carries a delivery tool.
• thermolysis reactor is used according to DE 10 2009 007 768.5 for carrying out a process in which the thermolysis reactor is placed inclined, so that the discharge is above the entry.
• the shaft is driven and in the shaft and the double jacket heated liquid heat carrier is generated and moved.
• This liquid heat carrier is fluidically guided in the gap by the guide, wherein the material to be treated is guided by means of conveying tool from the entry in the direction of discharge and heated in this transport by means of supplied gasification agent.
• the gasification agent escapes without flooding the material and thus leads to a thermochemical reaction stop. A continuous and stable temperature-controlled control of the process is no longer possible. The process comes to a standstill.
• thermochemical reduction of the material is not completed and thus leads to adverse process conditions of subsequent arrangements.
• the object of the present invention is to provide a device in the form of a thermolysis-rotary reactor, which avoids the above-mentioned disadvantages of the prior art, in particular a forced movement of the material to be treated in the reactor organized, not the existing bed of thermolysis reaction destroys and prevents blockages in the reactor as well as slag and separate embers, in order to ensure stable and uniform process control of the thermolysis process.
• thermolysis-rotary reactor of a tubular outer jacket with the end caps at the ends, an interior, a central in the lids stored wave, entry tools and discharge tools, which are placed at the beginning or at the end of the shaft within the thermolysis-rotary reactor, wherein on the shaft spiral runner helixes are attached.
• the shaft is moved by a drive unit, wherein a good entry in fall height is arranged above the entry tools and the Gutaustrag below the discharge.
• thermolysis-rotary reactor Furthermore, two divided and perforated VergasugsffenJcht are arranged axially and centrally in the lower part of the thermolysis-rotary reactor.
• thermolysis-rotary reactor is in a horizontal storage on a frame.
• thermolysis-rotary reactor is operated in such a way that the Gutaustrag positioned at the opposite end below the Guteintrages and the shaft is driven externally via a drive unit, wherein the material to be treated mixed and loosened by means of entry tools, then by means of skids- Coils is transported axially and radially, and the material flow through the Vergasungsffeneinträge and the VergasungsffenJraum with a gasification agent, preferably with hot air and mixed oxygen for initiating exothermic and endothermic processes, is applied.
• a gasification agent preferably with hot air and mixed oxygen for initiating exothermic and endothermic processes
• thermolysis coke By the runners-coils near the inside of the tubular outer shell in the interior of the estate, which is converted in the course by charring to thermolysis coke, forcibly raised by an axial and radial pulse, loosened and with continuous wave-shaped course in the direction Austragswerkmaschine Wege and Gutaustrag transported.
• the gasification agent flows under slight negative pressure and without interruption and destruction of the ember bed only by the material flow.
• thermolysis rotary reactor 1 shows a schematic representation of an embodiment of a thermolysis rotary reactor according to the invention
• Fig. 2 a schematic representation of the side view of the thermolysis rotary reactor according to FIG. 1 and
• FIG. 3 shows a schematic representation of a cross section of the thermolysis-rotary reactor according to FIG. 1
• FIG. 1 shows a thermolysis-rotary reactor, which consists of a tubular outer shell (1), in whose interior (3) takes place a thermo-chemical reaction in the form of an autothermal degassing (partial oxidation) of the raw material under a slight negative pressure.
• This outer shell (1) has at its two ends in each case a the interior (3) final lid (2) and is surrounded by an insulation (16).
• thermolysis-rotary reactor which are movable by a drive unit (10).
• a Guteintrag (8) is arranged and below the discharge tools (7) located in the wall of the reactor, a Gutaustrag (9). Furthermore, two divided and perforated VergasugsstoffCchte (1 1) are arranged axially and centrally in the lower region of the wall of the thermolysis rotary reactor.
• separate gasification agent entries (12) and a gas discharge (13) are passed through the wall of the thermolysis-rotary reactor.
• the gas discharge (13) is arranged laterally above in the entry area.
• lock A (14) and lock B (15) are arranged.
• thermolysis-rotary reactor pressure reliefs (16) and various measuring nozzles (17) are still passed.
• thermolysis-rotary reactor is surrounded by a thermal insulation (18) and is mounted horizontally on a frame (19).
• the runner coils (5) are spirally designed, one or more times, close to the inside of the outer tubular jacket (1) in the interior (3) of the thermolysis-rotary reactor.
• the skids Wendeln (5) can have a square, rectangular, round or oval shape.
• the insertion tools (6) are particularly advantageously arranged within the effective range of the helical runner spirals (5) once or several times parallel to the shaft (4) and below the goods entry (8).
• the entry tools (6) may have a square, rectangular, round or oval shape
• the discharge tools (7) may have a square, rectangular, round or oval shape.
• the VergasungsstoffJchte (1 1) are preferably perforated or slotted.
• the Guteitrag (8) preferably has a rotary valve.
• thermolysis-rotary reactor can be placed both centrally and at the end and the lock A (14) and the lock B (15) are preferably designed as a rotary valve.
• thermolysis-rotary reactor is preferably arranged horizontally on a frame (19) (horizontal storage).
• thermolysis-rotary reactor is operated as follows:
• the solid (selected, shredded, preheated and predried) waste materials are fed via the product feed (8) into the interior (3) of the thermolysis-rotary reactor.
• the entry of the goods is such that only very small amounts of ambient air with enter the interior (3).
• a rotary valve is preferably used.
• the interior of the tube-shaped outer shell (1) and the laterally final lids (2) surrounding (3) carries the centrally arranged shaft (4) with entry tools (6), runners (5) and Austragstechnikmaschineen (7), wherein in the operating condition by the rotational movement of the shaft (4) with said attachments a continuous transport of the goods from Guteintrag (8) to the Gutaustrag (9).
• the shaft (4) is guided centrally in the lids (2) on the entry and discharge side and driven by an external drive unit (10).
• the material passes preferably at a temperature of 50 ° C to 100 ° C, an edge length of about 35 mm and a residual moisture content of 10 to 15% by mass in the thermolysis-rotary reactor. After the entry of the good this is mixed and loosened by means of the entry tools (6) and the runners Wendeln (5) fed.
• gasification agent preferably enriched oxygen air
• the gasification agent enters the interior (3) of the thermolysis-rotation reactor.
• the resulting reaction gas flows through the flow of material, the reaction mixture, up into the free space (3) and is proportionately taken through the gas outlet (13) and passed into the next unit. Separately, the resulting thermolysis coke is discharged over the Gutaustrag (10) or forwarded to the next unit.
• the material By the supply of heat via the gasification agent, the material is residue-dried and then pyrolyzed.
• the gases released in this thermal process react proportionally with the gasification agent and thus generate part of the required process heat.
• the gasification agent is metered to the extent that a targeted smoldering of the goods takes place. This is preferably done at temperatures of 350 to 550 ° C. After the process has passed, the complete product has become carbonaceous solid particles and reacted with carbon-containing process gas. All solid and proportionate gaseous components are discharged via the Gutaustrag (9).
• the supply of separated carbon preferably from the following units, is provided via a lock A (14).
• Another lock B allows the supply of additives, preferably lime.
• the pressure relief (16) installed in the upper tubular outer casing (1) serves to relieve pressure.
• measuring nozzle (17) for receiving sensors is preferably in an axial arrangement.
• thermolysis-rotary reactor is thermally insulated to stabilize the process temperature via an insulation (18) and mounted on a frame (19), which allows a longitudinal expansion due to thermal expansion.
• thermolysis rotary reactor organizes a uniform and forced movement of the material to be treated in the reactor, the existing bed of thermolysis reaction is not destroyed and thus blockages in the reactor and slag and separate Glutnester prevented to ensure stable and uniform process control of the thermolysis process.
• the continuous undulating course of the flow of goods prevents interruptions, the destruction of the ember bed, nesting and hotspots.

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• Chemical & Material Sciences (AREA)
• Engineering & Computer Science (AREA)
• Oil, Petroleum & Natural Gas (AREA)
• Materials Engineering (AREA)
• Organic Chemistry (AREA)
• Combustion & Propulsion (AREA)
• Chemical Kinetics & Catalysis (AREA)
• General Chemical & Material Sciences (AREA)
• Processing Of Solid Wastes (AREA)
• Muffle Furnaces And Rotary Kilns (AREA)
• Gasification And Melting Of Waste (AREA)
• Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)

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• 2012
  • 2012-12-04 DE DE102012024204.2A patent/DE102012024204B4/de active Active
• 2013
  • 2013-12-01 CN CN201380069377.6A patent/CN105026521B/zh active Active
  • 2013-12-01 CA CA2893790A patent/CA2893790C/en active Active
  • 2013-12-01 EP EP13826992.3A patent/EP2928986B1/de active Active
  • 2013-12-01 WO PCT/DE2013/000783 patent/WO2014086334A1/de not_active Ceased
  • 2013-12-01 US US14/649,742 patent/US9969936B2/en active Active
  • 2013-12-01 HK HK16102068.5A patent/HK1214289A1/zh unknown
  • 2013-12-01 RU RU2015126860A patent/RU2648720C2/ru active
  • 2013-12-01 JP JP2015545665A patent/JP6192735B2/ja active Active

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