WO2011003374A2 - Ensemble et procédé pour la préparation et le traitement thermique de résidus et de déchets, et procédé permettant de faire fonctionner ledit ensemble (procédé de fission-thermolyse) - Google Patents

Ensemble et procédé pour la préparation et le traitement thermique de résidus et de déchets, et procédé permettant de faire fonctionner ledit ensemble (procédé de fission-thermolyse) Download PDF

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Publication number
WO2011003374A2
WO2011003374A2 PCT/DE2010/000406 DE2010000406W WO2011003374A2 WO 2011003374 A2 WO2011003374 A2 WO 2011003374A2 DE 2010000406 W DE2010000406 W DE 2010000406W WO 2011003374 A2 WO2011003374 A2 WO 2011003374A2
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WO
WIPO (PCT)
Prior art keywords
arrangement
thermolysis
temperature
drying
range
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/DE2010/000406
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German (de)
English (en)
Other versions
WO2011003374A3 (fr
Inventor
Hartwig Streitenberger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eurotherm Technologies AG
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Eurotherm Technologies AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eurotherm Technologies AG filed Critical Eurotherm Technologies AG
Publication of WO2011003374A2 publication Critical patent/WO2011003374A2/fr
Publication of WO2011003374A3 publication Critical patent/WO2011003374A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • 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
    • C10J2200/00—Details of gasification apparatus
    • C10J2200/15—Details of feeding means
    • C10J2200/156—Sluices, e.g. mechanical sluices for preventing escape of gas through the feed inlet
    • 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

Definitions

  • the invention relates to an arrangement and a method for operating this arrangement for the treatment and thermal treatment of homogeneous waste products and wastes in the form of high-calorific residues for power generation (thermolysis-splitting method).
  • Various methods and devices are already known which disclose the individual process steps, such as, for example, treatment and thermal treatment of waste products and waste for energy conversion. From EP 0 609 802 A1, for example, a method and a device for the continuous degassing and / or gasification of a solid fuel or waste material are known.
  • This device consists of a shaft-like reactor in which the feed, the gaseous gasification agent and the gaseous fuel produced in descending DC are performed.
  • the gasification agent is preheated in gaseous fuel in a shell-type helical countercurrent heat exchanger.
  • This preheated gasification agent is further heated in helical or wavy channels in the ceramic hearth of the reactor and in a movable or solid, serving as a hearth and in the lower portion of the charge cone-shaped or paraboloidal central body.
  • the grate is formed by a full cone or a hollow cone-shaped annular body, rotatable, vertically displaceable counterpart, which compared to the lower hearth an adjustable annular passage for withdrawal of the generated gaseous fuel and for discharging the solid or liquid reaction products in the form of ash, slag, distillation residues leaves open.
  • DE 199 37 521 A1 discloses a method and a device, in particular for the processing of already partially decomposed waste products.
  • This device consists of a shaft-like, in the lower part funnel-shaped reactor in which the charge of the carbon particles tangentially and the air is introduced axially as a gasification agent and is converted ascending by means of thermochemical reaction to synthesis gas.
  • the frusto-conical bottom part further has a lateral annular gap, through which the air can enter axially into the reactor space and can mix with the carbon-gas mixture.
  • This gas mixture entrains the carbon particles from the solids bed ascending outwards and is converted into synthesis gas in the reactor space at up to 1200 ° C.
  • the flow falls inwards and calms down, so that the not yet thermally decomposed carbon parts and the ash particles fall back down. There they meet a collecting funnel located in the center, which runs through to the lower area and is disposed of by a screw conveyor.
  • DE 199 37 523 A1 discloses a method and an apparatus for drying, storing and metering waste products and wastes, wherein in the process moist waste products and waste materials are introduced into a container on a grate and transported by moving the grate to an underlying second grate in which hot air is introduced between the grates and the device consists of a standing cylindrical container with two grates and a feed for warm air is arranged between the grates.
  • DE 199 37 524 A1 discloses an apparatus and a method for the removal of waste products and waste materials, which consists of a container in which the processed waste products and waste materials are thermally treated at up to 900 0 C.
  • Thermolysis chamber distributed feeder Thermolysis chamber distributed feeder.
  • Movement of the goods is organized and thereby slag and
  • the energy input via the gasification agent is no longer quantitatively distributed in terms of process, which can lead to partial overheating and combustion and thus to the termination of the pyrolytic process, so that a continuous and stable temperature-controlled control of the
  • Process sections must be regulated mainly by external energy supply. The energy balance of individual devices is therefore not effective and stable. In addition, gas and substance must be supplied separately and forwarded.
  • From DE 10 2008 058 602.1 is a device in the form of a moving bed gasifier and method for operating such in one
  • the gasifier pot is filled via the entry device with waste products or waste materials, which are stirred by means of the stirrer tools and via the
  • Recesses of the soil to be fumigated with gasifying agent wherein a gasification of the waste products or waste materials in the carburetor and the carburetor takes place, the gasification products pass through the annular gap and are discharged via the syngas outlet, wherein the ash and slag formed during the gasification through the recesses of the bottom via the central shaft and the discharge shaft by means of Austragsvo ⁇ chtung be dissipated.
  • thermolysis reactor From DE 10 2009 007 768.5 a device in the form of a thermolysis reactor and method for operating such in an arrangement for the thermal decomposition of waste products and waste is known.
  • thermolysis reactor In the method according to DE 10 2009 007 768.5, the thermolysis reactor is placed inclined, so that the discharge is above the entry, wherein the shaft is driven, in the shaft and the double jacket heated liquid heat carrier is generated and moved, this liquid heat carrier in the gap the guide is fluidically directed, wherein the material to be treated is guided by means of a delivery tool from the entry in the direction of discharge and heated in this transport by means of supplied gasification agent.
  • the object of the present invention is to provide a method that, using the articles according to DE 199 37 523 Al, DE 10 2008 058 602.1 and DE 10 2009 007 768.5, a method for operating an arrangement for the processing and thermal decomposition of waste products and waste allows, with a movement of the material and the solid mixture is to be organized in such a way that ensures a stable temperature profile, a continuous and stable temperature-controlled control of the process flow allows and a constant gas quality is guaranteed with a long service life, so that Work-up and thermal treatment, the homogeneous high-calorie residues are fully implemented and utilized as possible and thus in subsequent steps, the power generation is made possible.
  • the essence of the invention consists in the combination of individual, known from the above-mentioned process sequences and individual methods features with the addition of further new features to create a process process (sg Thermolysis-splitting process), which utilizes high-calorific homogeneous residues by treatment and thermal treatment and thereby a Power generation is possible (overall functional concept).
  • the novel thermolysis-splitting process comprises three essential process steps (drying in one
  • thermolysis in a thermolysis apparatus Drying apparatus, thermolysis in a thermolysis apparatus and
  • the temperature in the drying apparatus in the range in the range of 20 to 180 0 C, in the thermolysis apparatus, a temperature in the range of 350 to 450 0 C and in the gasification apparatus in the range of 900 to HOO 0 C, wherein the transmission distances between To protect the individual apparatus against reverse flow of substances.
  • the three-stage thermolysis-cleavage process is a closed and continuous treatment of the homogeneous high-calorie residues in the way that the temperature ranges of the material and the solid gas mixture reached during the process, rising from the drying of the material to the thermochemical reaction in synthesis gas, also be available for the subsequent process, so that a stable and process-related temperature sequence and a continuous and defined process or material flow is ensured in the individual process sections.
  • the specific transmission devices adapted to the respective process section between the individual process sections secure them against backflow.
  • the recyclable residual materials are returned to the overall process so that they can be reused.
  • the synthesis gas produced according to the invention has due to the aforementioned closed treatment a very high energy density, as well as a very high and continuous quality, so that it can be used for energy conversion, for example for power generation.
  • thermolysis cracking process according to the invention
  • 2 shows a schematic overview of an arrangement for carrying out the thermolysis-splitting process according to the invention for the work-up and thermal treatment of waste products and waste materials.
  • thermolysis-splitting process shown schematically in FIG. 1 proceeds as follows:
  • thermolysis (2) After this drying (1) in a drying apparatus, the thermolysis (2) follows in a thermolysis apparatus.
  • the residual material which has been metered via special transfer devices (4) this section of the process, heated to average temperatures of 350 0 C to 450 0 C.
  • This heating of the material is done by direct heating, eg. Via hot air.
  • Controlled Vergasungsschzu operation and solids residence time is carried out in the various temperature zones of the thermolysis (2) conditioning to Thermolysekoks and thermal lysegas.
  • the remaining residual moisture is evaporated, the organic compounds are converted to Thermolysegas and Thermolysekoks.
  • thermolysis coke and thermolysis gas are subjected as material-gas mixture directly through a further specific transfer device (4) then in a gasification apparatus of the gasification (3).
  • a gasification apparatus of the gasification (3) Under controlled addition of preheated air takes place there at temperatures of up to 1100 0 C (optimally 930 0 C), the gasification of the substance-gas mixture to a high-energy synthesis gas.
  • the organic compounds are broken down into low molecular weight components and a tar-free gas is generated.
  • thermolysis-splitting process comprises three essential process steps (drying, thermolysis, gasification) which are combined and linked together to produce synthesis gas in accordance with the respective process-related function, so that in principle a closed three-stage process sequence with three essential process stages and various individual process steps is achieved ,
  • the three-stage thermolysis-cleavage process is a closed and continuous treatment of the homogeneous high-calorie residues in the way that the temperature ranges of the material and the solid gas mixture reached during the process, rising from the drying of the material to the thermochemical reaction in synthesis gas, also are available for the subsequent process, so that a stable and process-related temperature sequence and a continuous and defined process and material flow in the individual process stages is organized and guaranteed.
  • the specific transmission devices adapted to the respective process section between the individual process sections secure them against reverse flow.
  • the recyclable residual materials are returned to the overall process so that they can be reused.
  • the synthesis gas produced according to the invention has due to the aforementioned closed treatment a very high energy density, and a very high and constant quality, so that it can be used for energy conversion, for example for power generation.
  • FIG. 2 represents a technical unit in the form of individual devices connected by means of different transmission links (8) (overall functional concept).
  • This arrangement comprises the following individual devices and technical elements:
  • Transmission lines (18) transmission devices, wherein the drying tower (13) according to DE 199 37 523 Al, the moving bed gasifier (15) according to DE 10 2008 058 602.1 and the thermolysis reactor (14) according to DE 10 2009 007 768.5 is constructed and operated.
  • the overall plant shown in FIG. 2 is operated with the process stages shown in FIG. 1 in individual process steps as follows:
  • the homogeneous high calorific residues are first mechanically pre-shredded in the pre-shredder (11).
  • the processed residuals are passed through a metal and foreign matter separation (second process step) in the third process step in a fine crusher (12) and, depending on requirements and moisture content further processed in a drying tower (13) and dried to a process-optimized water content.
  • thermolysis reactor (14) a closed, inclined reactor with direct heating via hot air, the material is heated to average temperatures of 350-450 0 C in the fourth step.
  • controlled for example by computer control
  • controlled operating conditions control and regulation, inter alia of mass transport, air flow, temperature and pressure, integrally linked for the individual process steps of the three process stages in the different temperature zones
  • the material is conditioned to thermolysis coke and thermolysis gas ,
  • the residual moisture is evaporated, the organic compounds are converted to thermolysis gas and carbon.
  • the inventive arrangement comprises three essential devices [drying tower (13), thermolysis reactor (14), moving bed gasifier (5)], which are structurally interconnected in a thermal arrangement for generating synthesis gas and combined with each other in accordance with the respective procedural function , so that in principle a three-stage process sequence with three process stages and various individual process steps is achieved.
  • the waste heat which arises in the individual reaction steps within the three process stages is used for other process or process steps.
  • the transmission lines (18) between the individual devices secure them against backflow and the still recyclable residual materials are returned to the overall process so that they can be reused.
  • the generated synthesis gas is passed through corresponding transmission lines (18) in a gas engine with generators (17) for generating electricity.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

L'invention concerne un ensemble de décomposition thermique de résidus et de déchets qui fonctionne grâce à un nouveau procédé (procédé de fission-thermolyse), le transport des produits et du mélange de matières solides étant commandé de manière à garantir un profil de température stable et un flux constant de traitement et de matières, à permettre une commande asservie à la température, continue et stable, du déroulement du procédé, et à garantir une qualité de gaz constante pour une longue durée de vie de l'ensemble. A cet effet, cet ensemble comporte un dispositif de pré-broyage (11), un dispositif de broyage fin (12), un séchoir à pulvérisation (13) selon DE 199 37 523 A1, un réacteur de thermolyse (14) selon DE 10 2009 007 768.5, un gazéificateur à lit mobile (15) selon DE 10 2008 058 602.1, un refroidisseur (16) et un moteur pourvu de générateurs (17), ces dispositifs individuels étant reliés entre eux par des conduits de transport (18), et, lorsque l'ensemble fonctionne, le coke et le gaz de synthèse pouvant être guidés ensemble dans les conduits de transport (18), la température de travail de l'ensemble dans des zones de température étant maintenue continuellement constante par récupération de chaleur, et les conduits de transport (18) situés entre les dispositifs individuels de l'ensemble assurant la protection desdits dispositifs contre le refoulement.
PCT/DE2010/000406 2009-07-08 2010-04-08 Ensemble et procédé pour la préparation et le traitement thermique de résidus et de déchets, et procédé permettant de faire fonctionner ledit ensemble (procédé de fission-thermolyse) Ceased WO2011003374A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200910031596 DE102009031596A1 (de) 2009-07-08 2009-07-08 Anordnung und Verfahren zur Aufbereitung und thermischen Behandlung von Abprodukten und Abfällen und Verfahren zum Betreiben dieser Anordnung (Thermolyse-Spaltverfahren)
DE102009031596.9 2009-07-08

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Publication Number Publication Date
WO2011003374A2 true WO2011003374A2 (fr) 2011-01-13
WO2011003374A3 WO2011003374A3 (fr) 2011-04-07

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DE (2) DE202009010832U1 (fr)
WO (1) WO2011003374A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11569661B2 (en) 2021-01-11 2023-01-31 Watlow Electric Manufacturing Company Masterless distributed dynamic load management

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012003246A1 (de) * 2012-01-31 2013-08-01 extech GmbH Kombi-Mischgasanlage mit Gasreinigung

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US4977840A (en) * 1989-09-20 1990-12-18 American Waste Reduction Corporation Minimization of environmental wastes
AU5856494A (en) 1993-02-02 1994-08-29 Helmut Juch Continuous degasification and/or gasification of a solid fuel or waste material
DE19937524A1 (de) 1999-08-03 2001-02-15 Harald Martin Verfahren und Vorrichtung zum Beseitigen von Abprodukten und Abfallstoffen
DE19937521A1 (de) 1999-08-03 2001-02-15 Harald Martin Verfahren und Vorrichtung zum Trocknen, Trennen, Klassieren und Zersetzen von Abprodukten
DE19937523B4 (de) 1999-08-03 2009-10-29 Martin, Harald, Dr. Verfahren und Vorrichtung zum Trocknen, Bevorraten und Dosieren von Abprodukten und Abfallstoffen
JP4589311B2 (ja) * 2003-10-02 2010-12-01 株式会社荏原製作所 ガス化方法及び装置
DE102005006305B4 (de) * 2005-02-11 2015-11-26 Consulting & Management Friess Gbr (Vertretungsberechtigte Gesellschafter: Dietmar J. Friess 14532 Kleinmachnow, Jessica Friess 14532 Kleinmachnow) Verfahren zur Erzeugung von Brenn- und Synthesegasen mit Hochdruckdampferzeugung
CA2716912C (fr) * 2007-02-27 2014-06-17 Plasco Energy Group Inc. Systeme de gazeification avec conversion de charge d'alimentation/produit de carbonisation traite et reformulation de gaz
ITTO20070438A1 (it) * 2007-06-19 2008-12-20 Martini Aldo Apparato per la decomposizione di sostanze organiche vegetali e la produzione di gas combustibile per via termochimica, e relativo metodo
EP2045311B1 (fr) * 2007-10-02 2013-03-20 IN.SER. S.p.A. Système et procédé pour la pyrolyse et la gazéification de substances organiques
DE102008058602B4 (de) 2008-11-20 2010-09-23 Eurotherm Technologies Ag Vorrichtung in Form eines Bewegt-Bett-Vergasers und Verfahren zum Betreiben eines solchen in einer Anordnung zur thermischen Zersetzung von Abprodukten und Abfallstoffen
DE202009010830U1 (de) 2009-02-05 2010-02-11 Eurotherm Technologies Ag Vorrichtung in Form eines Thermolysereaktors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11569661B2 (en) 2021-01-11 2023-01-31 Watlow Electric Manufacturing Company Masterless distributed dynamic load management

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Publication number Publication date
WO2011003374A3 (fr) 2011-04-07
DE102009031596A1 (de) 2011-01-13
DE202009010832U1 (de) 2010-01-28

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