RU2015129477A - IMPROVED COAL GASIFICATION - Google Patents

IMPROVED COAL GASIFICATION Download PDF

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RU2015129477A
RU2015129477A RU2015129477A RU2015129477A RU2015129477A RU 2015129477 A RU2015129477 A RU 2015129477A RU 2015129477 A RU2015129477 A RU 2015129477A RU 2015129477 A RU2015129477 A RU 2015129477A RU 2015129477 A RU2015129477 A RU 2015129477A
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gasification zone
fluidized bed
parallel flow
coal
synthesis gas
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RU2015129477A
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RU2628390C2 (en
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Лун У.
Юньхой ДЭН
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Линде Акциенгезелльшафт
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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
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/48—Apparatus; Plants
    • C10J3/482—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
    • 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
    • C10J3/463—Gasification of granular or pulverulent flues in suspension in stationary fluidised beds
    • 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
    • C10J3/466—Entrained flow processes
    • 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
    • C10J3/485—Entrained flow 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
    • C10J3/46—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
    • C10J3/721—Multistage gasification, e.g. plural parallel or serial gasification stages
    • 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
    • C10J3/82—Gas withdrawal means
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/02—Dust removal
    • C10K1/026—Dust removal by centrifugal forces
    • 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
    • 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
    • C10J2300/093—Coal
    • 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
    • C10J2300/093—Coal
    • C10J2300/0933—Coal fines for producing water gas
    • 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
    • C10J2300/093—Coal
    • C10J2300/0936—Coal fines for producing producer gas
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)

Claims (24)

1. Газификатор для производства синтез-газа, содержащий верхнюю зону газификации в псевдоожиженном слое, в сообщении по текучей среде через сопло Вентури с нижней зоной газификации в параллельном потоке.1. A gasifier for producing synthesis gas, comprising an upper gasification zone in a fluidized bed, in fluid communication through a venturi nozzle with a lower gasification zone in parallel flow. 2. Газификатор по п. 1, в котором упомянутая верхняя зона газификации в псевдоожиженном слое имеет стенки с огнеупорной футеровкой.2. The gasifier according to claim 1, wherein said upper gasification zone in the fluidized bed has walls with a refractory lining. 3. Газификатор по п. 1, в котором упомянутая зона газификации в параллельном потоке имеет водные мембранные стенки.3. The gasifier according to claim 1, wherein said gasification zone in a parallel flow has water membrane walls. 4. Газификатор по п. 1, в котором упомянутая верхняя зона газификации в псевдоожиженном слое имеет впуски, чтобы предоставить введение материалов, выбранных из группы, состоящей из угля, мелких частиц, газа и пара.4. The gasifier of claim 1, wherein said upper fluidized bed gasification zone has inlets to provide introduction of materials selected from the group consisting of coal, fine particles, gas, and steam. 5. Газификатор по п. 1, в котором упомянутая зона газификации в параллельном потоке имеет впуски, чтобы предоставить введение материалов, выбранных из группы, состоящей из угля, мелких частиц, газа и пара.5. The gasifier according to claim 1, wherein said gasification zone in parallel flow has inlets to provide introduction of materials selected from the group consisting of coal, fine particles, gas and steam. 6. Газификатор по п. 1, в котором упомянутое сопло Вентури имеет диаметр меньший, чем упомянутая верхняя зона газификации в псевдоожиженном слое и упомянутая зона газификации в параллельном потоке.6. The gasifier according to claim 1, wherein said venturi nozzle has a diameter smaller than said upper gasification zone in a fluidized bed and said gasification zone in parallel flow. 7. Газификатор по п. 1, в котором упомянутая зона газификации в параллельном потоке имеет отверстие в ее нижней части.7. The gasifier according to claim 1, wherein said gasification zone in a parallel flow has an opening in its lower part. 8. Способ производства синтез-газа, содержащий стадии:8. A method for producing synthesis gas, comprising the steps of: а) подачу мелких частиц угля, кислорода и пара одновременно в зону газификации в псеводоожиженном слое и в зону газификации в параллельном потоке;a) the supply of small particles of coal, oxygen and steam simultaneously into the gasification zone in the fluidized bed and into the gasification zone in a parallel flow; b) проведение реакции мелких частиц угля в присутствии кислорода с паром с образованием синтез-газа;b) carrying out the reaction of small particles of coal in the presence of oxygen with steam to produce synthesis gas; c) подачу синтез-газа из зоны газификации в параллельном потоке в зону газификации в псевдоожиженном слое; иc) supplying synthesis gas from a gasification zone in a parallel flow to a gasification zone in a fluidized bed; and d) выделение синтез-газа из зоны газификации в псевдоожиженном слое.d) the evolution of synthesis gas from the gasification zone in the fluidized bed. 9. Способ по п. 8, в котором упомянутая зона газификации в псевдоожиженном слое находится при температуре около 1000˚С.9. The method according to p. 8, in which the said gasification zone in the fluidized bed is at a temperature of about 1000 ° C. 10. Способ по п. 8, в котором мелкие частицы угля, подаваемые в упомянутую зону газификации в псевдоожиженном слое, больше чем 75 мкм в размере.10. The method according to p. 8, in which the fine particles of coal supplied to the said gasification zone in the fluidized bed, more than 75 microns in size. 11. Способ по п. 8, в котором упомянутую зону газификации в псевдоожиженном слое соединяют с упомянутой зоной газификации в параллельном потоке посредством сопла Вентури.11. The method of claim 8, wherein said fluidized bed gasification zone is coupled to said parallel gasification zone through a venturi nozzle. 12. Способ по п. 11, в котором упомянутое сопло Вентури меньше в диаметре, чем упомянутая зона газификации в псевдоожиженном слое и упомянутая зона газификации в параллельном потоке.12. The method of claim 11, wherein said Venturi nozzle is smaller in diameter than said fluidized gasification zone and said parallel gasification zone. 13. Способ по п. 8, в котором упомянутая зона газификации в параллельном потоке находится при температуре около 1500˚С или выше температуры жидкоплавкого состояния угольной золы.13. The method according to p. 8, in which the said gasification zone in a parallel flow is at a temperature of about 1500 ° C or higher than the temperature of the liquid-melting state of coal ash. 14. Способ по п. 8, в котором мелкие частицы угля, подаваемые в упомянутую зону газификации в параллельном потоке меньше, чем 75 мкм в размере.14. The method of claim 8, wherein the fine particles of coal supplied to said gasification zone in a parallel flow are less than 75 microns in size. 15. Способ по п. 8, в котором жидкий шлак подают для быстрого охлаждения из упомянутой зоны газификации в параллельном потоке.15. The method according to p. 8, in which liquid slag is supplied for rapid cooling from the aforementioned gasification zone in parallel flow. 16. Способ по п. 8, в котором упомянутый синтез-газ подают на первую стадию циклона.16. The method of claim 8, wherein said synthesis gas is supplied to a first cyclone stage. 17. Способ по п. 15, в котором упомянутый синтез-газ находится при температуре от 900 до 1000˚С.17. The method according to p. 15, in which the said synthesis gas is at a temperature of from 900 to 1000 ° C. 18. Способ по п. 8, в котором мелкие частицы угля, которые рециклируют с первой стадии циклона, подают в упомянутую зону газификации в псевдоожиженном слое.18. The method according to p. 8, in which the fine particles of coal that are recycled from the first stage of the cyclone, are fed into the said gasification zone in the fluidized bed. 19. Способ по п. 8, в котором мелкие частицы угля, которые рециклируют со второй стадии циклона, подают в упомянутую зону газификации в параллельном потоке.19. The method according to claim 8, in which the fine particles of coal that are recycled from the second stage of the cyclone are fed into the said gasification zone in a parallel flow. 20. Способ по п. 8, в котором пар вводят в упомянутую зону газификации в параллельном потоке для продвижения произведенного синтез-газа в упомянутую зону газификации в псевдоожиженном слое.20. The method of claim 8, wherein the vapor is introduced into said gasification zone in a parallel flow to advance the produced synthesis gas to said gasification zone in a fluidized bed.
RU2015129477A 2012-12-18 2012-12-18 Advanced coal gasification RU2628390C2 (en)

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CN (1) CN104995286A (en)
AU (1) AU2012397141A1 (en)
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GB673648A (en) * 1948-01-08 1952-06-11 Directie Staatsmijnen Nl Improvements in or relating to the conversion of finely divided solid carbonaceous material into gas mixtures
SU77694A1 (en) * 1949-01-04 1949-11-30 А.А. Лях Dual-zone gas generator with Schwellschacht
US3782913A (en) * 1972-03-23 1974-01-01 Us Interior Two-stage gasification of coal with forced reactant mixing and steam treatment of recycled char
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CN2608507Y (en) * 2003-02-12 2004-03-31 田原宇 Two stage pulverized coal circulating fluidized bed gasification device
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CN201852134U (en) * 2010-09-26 2011-06-01 安徽金鼎锅炉股份有限公司 Boiler membrane water wall applied to boiler

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CN104995286A (en) 2015-10-21
EP2935525A4 (en) 2016-10-05
WO2014094217A1 (en) 2014-06-26
ZA201504329B (en) 2019-12-18
RU2628390C2 (en) 2017-08-16
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EP2935525A1 (en) 2015-10-28

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