[go: up one dir, main page]

WO2014072033A1 - Procédé et dispositif de production de gaz de synthèse à partir d'un gaz résiduaire contenant des hydrocarbures - Google Patents

Procédé et dispositif de production de gaz de synthèse à partir d'un gaz résiduaire contenant des hydrocarbures Download PDF

Info

Publication number
WO2014072033A1
WO2014072033A1 PCT/EP2013/003258 EP2013003258W WO2014072033A1 WO 2014072033 A1 WO2014072033 A1 WO 2014072033A1 EP 2013003258 W EP2013003258 W EP 2013003258W WO 2014072033 A1 WO2014072033 A1 WO 2014072033A1
Authority
WO
WIPO (PCT)
Prior art keywords
soot
pox reactor
reactor
process condensate
decanter
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/EP2013/003258
Other languages
German (de)
English (en)
Inventor
Jürgen GLASER
Albrecht Heinzel
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.)
Linde GmbH
Original Assignee
Linde GmbH
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 Linde GmbH filed Critical Linde GmbH
Publication of WO2014072033A1 publication Critical patent/WO2014072033A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
    • C01B3/32—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air
    • C01B3/34—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents
    • C01B3/36—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using oxygen or mixtures containing oxygen as gasifying agents
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
    • C01B3/52—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with liquids; Regeneration of used liquids
    • 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
    • C10K1/08—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors
    • C10K1/10—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids
    • 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
    • C10K3/00—Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide
    • C10K3/001—Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide by thermal treatment
    • C10K3/003—Reducing the tar content
    • C10K3/005—Reducing the tar content by partial oxidation
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/02—Processes for making hydrogen or synthesis gas
    • C01B2203/025—Processes for making hydrogen or synthesis gas containing a partial oxidation step
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0465—Composition of the impurity
    • C01B2203/049—Composition of the impurity the impurity being carbon
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/06—Integration with other chemical processes
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/12—Feeding the process for making hydrogen or synthesis gas
    • C01B2203/1205—Composition of the feed
    • C01B2203/1211—Organic compounds or organic mixtures used in the process for making hydrogen or synthesis gas
    • C01B2203/1235—Hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/12—Feeding the process for making hydrogen or synthesis gas
    • C01B2203/1205—Composition of the feed
    • C01B2203/1211—Organic compounds or organic mixtures used in the process for making hydrogen or synthesis gas
    • C01B2203/1235—Hydrocarbons
    • C01B2203/1247—Higher hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/12—Feeding the process for making hydrogen or synthesis gas
    • C01B2203/1258—Pre-treatment of the feed
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/14—Details of the flowsheet
    • C01B2203/148—Details of the flowsheet involving a recycle stream to the feed of the process for making hydrogen or synthesis gas
    • 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
    • C10B53/06—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of oil shale and/or or bituminous rocks

Definitions

  • the invention relates to a process for the production of synthesis gas from a substance mixture containing higher boiling hydrocarbons, which is compressed and present in a predominantly higher-boiling hydrocarbons
  • Process condensate and a compressed gas stream is separated, which consists mainly of low-boiling hydrocarbons and is subsequently reacted in a reactor (POX reactor) by partial oxidation, wherein a soot from the POX reactor effluent synthesis gas is subjected to a water scrubbing in which a soot-containing Wastewater arises.
  • a reactor POX reactor
  • the invention relates to a device for carrying out the
  • Hydrocarbons are gaseous under standard conditions.
  • Carbon monoxide and / or hydrogen-containing gas mixtures are important starting materials for the production of a large number of products, such as
  • POX partial oxidation
  • a hydrocarbon-containing use in a reactor at temperatures between 1 300 and 1 500 ° C and pressures up to 150 bar with water vapor and an oxidizing agent to a synthesis crude reacted, which consists to a large extent of hydrogen, carbon monoxide, carbon dioxide and Water exists.
  • the heat required for the reaction is generated by incomplete (partial) oxidation of the hydrocarbons in use.
  • the POX reactor oxygen is added in an amount that is not sufficient for a complete conversion of the hydrocarbons.
  • Solids such as soot and ash or slag, which must be removed from the syngas before it can be treated further. That with one
  • a fine cleaning in which the solids content of Syntheserohgases is typically reduced to about 1 mg / m 3 .
  • the soot removed from the synthesis gas represents a valuable raw material, which is why it is separated from the wastewater produced by quenching and / or water scrubbing and fed to a material and / or energetic use.
  • soot makes sense for the soot to be recycled as an insert into the POX reactor and converted there to carbon monoxide.
  • the costs incurred for separating soot from the wastewater have a decisive influence on the economy of the entire partial oxidation process.
  • Dispersion mixed The soot, which is much better wetted by naphtha than by water, passes almost completely into the naphthaphase.
  • the dispersion is then introduced into a decanter in which it separates into a soot-containing naphtha fraction and a substantially soot-free water fraction.
  • the soot-containing naphtha fraction is withdrawn from the decanter and recycled as feed into the POX reactor, while the largely soot-free water fraction is for the most part returned to the quench water loop; a small part is delivered to a wastewater treatment plant.
  • the partial oxidation is suitable for the recovery of hydrocarbon-rich wastes or residues whose material use is otherwise impossible or only possible with great effort, and which can therefore be obtained inexpensively.
  • a cost-effective substance that is suitable for synthesis gas production by means of Partial oxidation is suitable, here is called a residual gas from the oil shale processing.
  • the oil shale is pyrolyzed in a retort process, wherein
  • Hydrocarbons is included. According to the prior art, the
  • Object of the present invention is therefore to provide a method and an apparatus of the type described above, which are suitable to overcome the described disadvantages of the prior art.
  • This object is achieved procedurally according to the invention that at least a portion of the process condensate is mixed with the soot-containing wastewater to absorb soot and separate from the wastewater.
  • the amount of naphtha required for soot removal can at least be reduced in comparison with the prior art; at best, it is possible to completely dispense with the use of expensive naphtha.
  • the amount of naphtha savings depends on the quantity and the quality of the process condensate. For example, if the process condensate has a chemical composition equivalent to that of naphtha and precipitates in an amount sufficient to remove soot, naphtha can be completely replaced with process condensate.
  • Process condensates which consist essentially of hydrocarbons having 4 to 10 carbon atoms and have a boiling range between 35 ° C. and 180 ° C. at atmospheric pressure are particularly suitable for carrying out the process according to the invention.
  • Such compositions are found in process condensates resulting from the compression of retort residual gases resulting from oil shale processing. It is therefore proposed that a retort residual gas be used as a substance mixture containing higher boiling hydrocarbons and the process condensate obtained therefrom be used as a medium for the separation of soot from soot-containing wastewater.
  • the invention relates to a device for obtaining synthesis gas from a mixture containing higher boiling hydrocarbons, with a reactor for carrying out a partial oxidation (POX reactor), a
  • Compressor upstream of the POX reactor for compressing the higher-boiling hydrocarbons-containing mixture
  • a separator arranged downstream of the compressor for the separation of process condensate obtained during compression
  • a decanter arranged downstream of the POX reactor for separating soot from soot-laden wastewater.
  • the separator is connected to the decanter in such a way that process condensate can be mixed with soot-laden wastewater and introduced into the decanter.
  • the decanter is preferably connected to the POX reactor so that a soot-laden hydrocarbon fraction from the decanter can be introduced into the POX reactor.
  • FIG. 1 shows a detail of a device in which synthesis gas is produced from a retort residual gas with the aid of a POX reactor.
  • a retort residual gas containing higher boiling hydrocarbons is fed to the compressor V, where it is compressed to a pressure which is sufficiently high to be able to introduce it into the POX reactor P.
  • Compressor V is followed by a separator A, in which the compressed stream 2 is introduced to condensed in the compression components, which are predominantly higher-boiling hydrocarbons, as
  • Synthesis gas to be implemented The synthesis gas withdrawn via line 6 from the POX reactor P at a temperature of typically more than 1300 ° C. is quenched by water in the quench device Q, wherein at the same time most of the entrained soot and ash particles are washed out and transferred to a first wastewater stream 7 becomes.
  • the only coarsely purified synthesis gas 8 is forwarded from the quench device Q in the water wash W, are removed in the remaining soot and ash particles by means of fresh water 12 from the gas, so that a washed, largely soot and ash-free synthesis crude 9 and a with small amounts of soot and ash laden second waste stream 10 arise.
  • Wastewater stream 10 in the quench device Q serves as quench water, the synthesis crude gas stream 9, which consists mainly of carbon dioxide, carbon monoxide and hydrogen, processed in the separator T to the synthesis gas 1 1.
  • the first waste water stream 7 with process condensate 13, which is supplied from the separator A, is mixed to form a dispersion 14, which is then introduced into the decanter D, where they are in soot-laden
  • Process condensate 15 and a largely soot-free water fraction 16 separates.
  • the soot-laden process condensate 15 is withdrawn from the decanter and returned as a feed into the POX reactor P, while the largely soot-free water fraction 16 is discharged to a wastewater treatment plant (not shown).

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Physical Water Treatments (AREA)

Abstract

L'invention concerne un procédé ainsi qu'un dispositif de production de gaz de synthèse (11) à partir d'un mélange de substances (1) contenant des hydrocarbures à point d'ébullition élevé. Le mélange (1) est condensé (V) et séparé pour donner un condensat de processus (13) principalement constitué d'hydrocarbures à point d'ébullition élevé et un courant gazeux condensé (3) principalement constitué d'hydrocarbures à bas point d'ébullition, puis soumis à une oxydation partielle dans un réacteur (réacteur POX) (P). Le gaz de synthèse brut (6) contenant du noir de carbone qui s'écoule du réacteur POX est soumis à un lavage à l'eau (Q), donnant de l'eau résiduaire (7) contenant du noir de carbone. L'invention est caractérisée en ce qu'une partie au moins du condensat de processus (13) est mélangée avec l'eau résiduaire (7) contenant du noir de carbone afin d'absorber le noir de carbone et le séparer de l'eau résiduaire (7).
PCT/EP2013/003258 2012-11-08 2013-10-29 Procédé et dispositif de production de gaz de synthèse à partir d'un gaz résiduaire contenant des hydrocarbures Ceased WO2014072033A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201210021837 DE102012021837A1 (de) 2012-11-08 2012-11-08 Verfahren und Vorrichtung zur Gewinnung von Synthesegas aus einem kohlenwasserstoffhaltigen Restgas
DE102012021837.0 2012-11-08

Publications (1)

Publication Number Publication Date
WO2014072033A1 true WO2014072033A1 (fr) 2014-05-15

Family

ID=49546369

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2013/003258 Ceased WO2014072033A1 (fr) 2012-11-08 2013-10-29 Procédé et dispositif de production de gaz de synthèse à partir d'un gaz résiduaire contenant des hydrocarbures

Country Status (2)

Country Link
DE (1) DE102012021837A1 (fr)
WO (1) WO2014072033A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018007205A1 (fr) * 2016-07-06 2018-01-11 Basf Se Procédé de production parallèle de gaz de synthèse, de carbone, et de charbon résiduel à faible teneur en polluants à partir de lignite

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2665980A (en) * 1950-05-05 1954-01-12 Texas Co Process for generation of carbon monoxide
US4205963A (en) * 1978-04-28 1980-06-03 Texaco Inc. Process for gas cleaning with reclaimed water and apparatus for water reclamation
US4315834A (en) * 1977-11-02 1982-02-16 A.S.E.D. Process for recovering the soot formed during the production of synthesis gas by partial oxidation of hydrocarbonaceous materials
US20110068050A1 (en) * 2003-11-27 2011-03-24 Shoufeng Wang Process for distillation and decarbonization of oil shale species using fluidized bed

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2665980A (en) * 1950-05-05 1954-01-12 Texas Co Process for generation of carbon monoxide
US4315834A (en) * 1977-11-02 1982-02-16 A.S.E.D. Process for recovering the soot formed during the production of synthesis gas by partial oxidation of hydrocarbonaceous materials
US4205963A (en) * 1978-04-28 1980-06-03 Texaco Inc. Process for gas cleaning with reclaimed water and apparatus for water reclamation
US20110068050A1 (en) * 2003-11-27 2011-03-24 Shoufeng Wang Process for distillation and decarbonization of oil shale species using fluidized bed

Also Published As

Publication number Publication date
DE102012021837A1 (de) 2014-05-08

Similar Documents

Publication Publication Date Title
EP0563777A2 (fr) Procédé pour la production de gaz de synthèse par traitement thermique de matières premières contenant des substances métalliques et organiques
DE2600438A1 (de) Verfahren und anlage zur herstellung von brennstoffen mit niedrigem schwefelund aschegehalt
EP3521267B1 (fr) Procédé d'obtention de diméthyléther et de dioxyde de carbone
EP1878782A1 (fr) Procédé destiné à la production d'hydrogène par réaction shift a très basse température
DE102019124078A1 (de) Verfahren zur Synthese eines Stoffs
WO2008119441A2 (fr) Procédé et dispositif de production de gaz de synthèse
DE2834712C2 (de) Verfahren zur Rückführung des bei der Herstellung von Synthesegas in wäßriger Suspension anfallenden Rußes in den Gasgenerator
WO2014072033A1 (fr) Procédé et dispositif de production de gaz de synthèse à partir d'un gaz résiduaire contenant des hydrocarbures
EP2014614B1 (fr) Procédé et dispositif d'utilisation de suie dans des installations POX
WO2012139740A1 (fr) Procédé de production de produits gazeux à partir de gaz de synthèse
EP3037503B1 (fr) Procédé de fabrication et d'utilisation d'un mélange d'hydrocarbures
DE102007060166A1 (de) Verfahren zur Pyrolyse von Glycerin enthaltenden Einsatzstoffen
EP3085755A1 (fr) Méthode et système de génération du gaz de synthèse et des produits de pyrolyse à partir de charbon de tailles de grains différentes
DE102006056641A1 (de) Verfahren und Vorrichtung zur Synthese von Wasserstoff aus glycerinhaltigen Stoffen
DE2556812A1 (de) Verfahren zur aufbereitung von festen brennstoffen
DE2929316A1 (de) Kontinuierliches verfahren zur hydrierung von kohle
DE3038309C2 (fr)
DE102023117742B3 (de) Vorrichtung und Verfahren zur Erzeugung von Wasserstoff- und Kohlenstoffdioxid-Produktströmen
EP3860946B1 (fr) Procédé et dispositif pour la génération de produits gazeux en utilisant un convertisseur catalytique
DE102013020792A1 (de) Verfahren und Anlage zur Vergasung von festem, organischem Einsatzmaterial
WO2009027007A2 (fr) Procédé et dispositif permettant la production d'un gaz de synthèse à partir d'une huile lourde
EP4428099A1 (fr) Procédé et dispositif pour la synthèse d'ammoniac
EP4276086A1 (fr) Procédé et installation de production d'éther diméthylique
DE943109C (de) Verfahren zur Herstellung hoeherer paraffinischer und olefinischer Kohlenwasserstoffe
DE102011013344A1 (de) Verfahren zur Erzeugung von Wasserstoff aus Schweröl

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 13786419

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 13786419

Country of ref document: EP

Kind code of ref document: A1