IN150761B - - Google Patents

Info

Publication number
IN150761B
IN150761B IN1036/CAL/78A IN1036CA1978A IN150761B IN 150761 B IN150761 B IN 150761B IN 1036CA1978 A IN1036CA1978 A IN 1036CA1978A IN 150761 B IN150761 B IN 150761B
Authority
IN
India
Application number
IN1036/CAL/78A
Other languages
English (en)
Inventor
W Kaimann
K Brachthauser
Original Assignee
Carbon Gas Tech Gmbh
Projektierung Chem Verfahrenst
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 Carbon Gas Tech Gmbh, Projektierung Chem Verfahrenst filed Critical Carbon Gas Tech Gmbh
Publication of IN150761B publication Critical patent/IN150761B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • B01J8/003—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor in a downward flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • B01J8/002—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor with a moving instrument
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/005—Separating solid material from the gas/liquid stream
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1818—Feeding of the fluidising gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
    • B01J8/245—Spouted-bed technique
    • 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
    • C10J3/02—Fixed-bed gasification of lump fuel
    • C10J3/20—Apparatus; Plants
    • C10J3/34—Grates; Mechanical ash-removing devices
    • C10J3/40—Movable grates
    • C10J3/42—Rotary grates
    • 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
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/48—Apparatus; Plants
    • C10J3/50—Fuel charging devices
    • C10J3/503—Fuel charging devices for gasifiers with stationary fluidised bed
    • 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
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/48—Apparatus; Plants
    • C10J3/52—Ash-removing devices
    • C10J3/523—Ash-removing devices for gasifiers with stationary fluidised bed
    • 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
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/54—Gasification of granular or pulverulent fuels by the Winkler technique, i.e. by fluidisation
    • 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
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/54—Gasification of granular or pulverulent fuels by the Winkler technique, i.e. by fluidisation
    • C10J3/56—Apparatus; Plants
    • 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
    • C10J3/74—Construction of shells or jackets
    • 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
    • C10J3/74—Construction of shells or jackets
    • C10J3/76—Water jackets; Steam boiler-jackets
    • 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
    • C10J3/78—High-pressure apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00477—Controlling the temperature by thermal insulation means
    • B01J2208/00495—Controlling the temperature by thermal insulation means using insulating materials or refractories
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00743—Feeding or discharging of solids
    • B01J2208/00752—Feeding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00743—Feeding or discharging of solids
    • B01J2208/00761—Discharging
    • 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
    • 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
    • C10J2300/0959—Oxygen
    • 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
    • C10J2300/0973—Water
    • C10J2300/0976—Water as steam

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Cyclones (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
IN1036/CAL/78A 1977-09-20 1978-09-29 IN150761B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2742222A DE2742222C2 (de) 1977-09-20 1977-09-20 Verfahren und Vorrichtung zur Gaserzeugung aus festen Brennstoffen im Wirbelbett

Publications (1)

Publication Number Publication Date
IN150761B true IN150761B (fr) 1982-12-04

Family

ID=6019389

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1036/CAL/78A IN150761B (fr) 1977-09-20 1978-09-29

Country Status (19)

Country Link
US (1) US4200438A (fr)
JP (1) JPS5454107A (fr)
AU (1) AU517890B2 (fr)
BE (1) BE870568A (fr)
BR (1) BR7806052A (fr)
CA (1) CA1109268A (fr)
CS (1) CS216184B2 (fr)
DE (1) DE2742222C2 (fr)
ES (1) ES473393A1 (fr)
FR (1) FR2403378A1 (fr)
GB (1) GB2004567B (fr)
IN (1) IN150761B (fr)
IT (1) IT1100106B (fr)
MX (1) MX149919A (fr)
NL (1) NL7809439A (fr)
PL (1) PL111659B1 (fr)
SU (1) SU959633A3 (fr)
TR (1) TR20475A (fr)
ZA (1) ZA785091B (fr)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2926034C2 (de) * 1979-06-28 1983-12-22 Carbon Gas Technologie GmbH, 4030 Ratingen Verfahren und Vorrichtung zur Erzeugung von Gas aus festen Brennstoffen mit einem Wirbelbett
US4315758A (en) * 1979-10-15 1982-02-16 Institute Of Gas Technology Process for the production of fuel gas from coal
DE2947222C2 (de) * 1979-11-23 1987-05-07 Carbon Gas Technologie GmbH, 4030 Ratingen Vorrichtung zur Vergasung von festen, staubförmigen bis stückigen kohlenstoffhaltigen Brennstoffen und deren Verwendung
DE2949903C2 (de) * 1979-12-12 1987-04-09 Carbon Gas Technologie GmbH, 4030 Ratingen Verfahren und Vorrichtung zur hydrierenden Vergasung von Kohle
DE2950748A1 (de) * 1979-12-17 1981-06-25 Janich, geb.Fischer, Elsbeth, 4720 Beckum Vorrichtung zur gaserzeugung aus feinkoernigem brennstoff
JPS57177091A (en) * 1981-04-24 1982-10-30 Hitachi Ltd Coal gasification furnace
DE3145699C2 (de) * 1981-11-19 1983-10-06 Carbon Gas Technologie GmbH, 4030 Ratingen Vergaser für kohlenstoffhaltige, feinteilige Brennstoffe, insbes. Wirbelschichtvergasern, mit zusätzlicher, in das Gefäß hineinragender Vergasungskammer
NL8203582A (nl) * 1982-09-16 1984-04-16 Shell Int Research Werkwijze voor het bereiden van synthesegas.
DE3244769C2 (de) * 1982-12-03 1987-03-05 Kernforschungsanlage Jülich GmbH, 5170 Jülich Vorrichtung zur Feinstaubabscheidung bei einem Wirbelschichtreaktor
DE3430212A1 (de) * 1984-08-17 1986-02-27 Carbon Gas Technologie GmbH, 4030 Ratingen Verfahren zur gaserzeugung aus kohlenstoffhaltigen brennstoffen
US4676177A (en) * 1985-10-09 1987-06-30 A. Ahlstrom Corporation Method of generating energy from low-grade alkaline fuels
FI80066C (fi) * 1986-01-22 1991-07-29 Ahlstroem Oy Foerfarande och anordning foer foergasning av kolhaltigt material.
DE3605971A1 (de) * 1986-02-25 1987-08-27 Carbon Gas Tech Gmbh Verfahren zur vergasung von festem, staubfoermig bis stueckigem kohlenstoffhaltigem material
JPH0613240Y2 (ja) * 1986-10-23 1994-04-06 バブコツク日立株式会社 石炭等のガス化装置
JPS642058U (fr) * 1987-06-22 1989-01-09
US5092984A (en) * 1989-12-29 1992-03-03 Institute Of Gas Technology Pyrolysis of coal
US5145490A (en) * 1990-08-09 1992-09-08 Crs Sirrine Engineers, Inc. Process for fixed bed coal gasification
DE19841586A1 (de) * 1998-09-11 2000-03-16 Metallgesellschaft Ag Reaktor zum Vergasen körniger Brennstoffe, die ein Festbett bilden
US7854775B2 (en) * 2006-05-12 2010-12-21 InEn Tec, LLC Combined gasification and vitrification system
US9125962B2 (en) * 2007-03-09 2015-09-08 Estech Usa, Llc Waste processing apparatus and method featuring water removal
AU2009218694B2 (en) 2008-02-28 2014-02-13 Krones Ag Method and device for converting carbonaceous raw materials
US20100199557A1 (en) * 2009-02-11 2010-08-12 Dighe Shyam V Plasma gasification reactor
US20100199556A1 (en) * 2009-02-11 2010-08-12 Dighe Shyam V Plasma gasification reactor
US9222038B2 (en) * 2009-02-11 2015-12-29 Alter Nrg Corp. Plasma gasification reactor
EP2531575A4 (fr) * 2010-02-05 2013-08-07 Texas A & M Univ Sys Dispositifs et procédés pour un système de pyrolyse et de gazéification d'une charge d'alimentation de biomasse
WO2011109538A1 (fr) * 2010-03-02 2011-09-09 Foi Group, Llc Générateur de vapeur activé par nano-énergie
US9005320B2 (en) 2011-02-05 2015-04-14 Alter Nrg Corp. Enhanced plasma gasifiers for producing syngas
US20180094199A1 (en) * 2012-01-30 2018-04-05 Aries Gasification, Llc Burner nozzle with backflow prevention for a fluidized bed biogasifier
US10738249B2 (en) 2012-01-30 2020-08-11 Aries Gasification, Llc Universal feeder for gasification reactors
US9581326B2 (en) 2014-08-15 2017-02-28 Daniel R. Higgins Power boiler having vertically mounted cylindrical combustion chamber
CO2017011719A1 (es) * 2017-11-17 2018-07-10 Gutierrez Ivan Ernesto Barragan Sistema y proceso de gasificación de material carbonaceo mezcla de biomasa y carbón mineral mediante un horno de flujo forzado tipo ciclonico
RU2693961C1 (ru) * 2018-07-18 2019-07-08 Николай Борисович Болотин Газогенераторная электроустановка

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD66243A (fr) *
US2582712A (en) * 1947-05-17 1952-01-15 Standard Oil Dev Co Fluidized carbonization of solids
GB654686A (en) * 1947-05-17 1951-06-27 Standard Oil Dev Co Improvements in or relating to the handling of solid carbonaceous materials in the heat treatment thereof
GB658542A (en) * 1948-04-05 1951-10-10 Consolidation Coal Co Improvements in or relating to the method of and apparatus for gasifying carbonaceous solids
GB705970A (en) * 1950-12-28 1954-03-24 Gen Motors Corp Manufacture of latex foam articles
FR1049635A (fr) * 1951-01-18 1953-12-30 Ici Ltd Installation de gazéification de matières carbonées
DE1023844B (de) * 1951-07-09 1958-02-06 Exxon Research Engineering Co Verfahren zum Inberuehrungbringen von Gasen mit kohleartigen Feststoffen
US2803530A (en) * 1952-05-28 1957-08-20 Texaco Development Corp Process for the production of carbon monoxide from a solid fuel
GB964776A (en) * 1960-02-02 1964-07-22 Gas Council Improvements in the gasification of particulate carbonaceous material
US3190245A (en) * 1962-04-12 1965-06-22 Huntington Chemical Corp Apparatus for the heating of carbonaceous materials by their partial combustion to carbon dioxide
US3981690A (en) * 1975-01-15 1976-09-21 The United States Of America As Represented By The United States Energy Research And Development Administration Agglomerating combustor-gasifier method and apparatus for coal gasification
DE2552077A1 (de) * 1975-11-20 1977-06-02 Otto & Co Gmbh Dr C Schlackenbadgenerator

Also Published As

Publication number Publication date
BE870568A (fr) 1979-01-15
TR20475A (tr) 1981-07-01
JPS5454107A (en) 1979-04-28
BR7806052A (pt) 1979-04-17
AU517890B2 (en) 1981-09-03
MX149919A (es) 1984-02-09
IT7827781A0 (it) 1978-09-18
CA1109268A (fr) 1981-09-22
FR2403378A1 (fr) 1979-04-13
JPS621995B2 (fr) 1987-01-17
IT1100106B (it) 1985-09-28
FR2403378B1 (fr) 1984-04-13
DE2742222A1 (de) 1979-03-22
ES473393A1 (es) 1979-04-16
PL111659B1 (en) 1980-09-30
ZA785091B (en) 1979-08-29
CS216184B2 (en) 1982-10-29
GB2004567B (en) 1982-03-10
PL209671A1 (pl) 1979-06-04
AU3968678A (en) 1980-03-13
DE2742222C2 (de) 1987-08-20
US4200438A (en) 1980-04-29
GB2004567A (en) 1979-04-04
SU959633A3 (ru) 1982-09-15
NL7809439A (nl) 1979-03-22

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