EP1544559A1 - Procédé et dispositif pour la séparation cryogénique d'air - Google Patents

Procédé et dispositif pour la séparation cryogénique d'air Download PDF

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Publication number
EP1544559A1
EP1544559A1 EP04005171A EP04005171A EP1544559A1 EP 1544559 A1 EP1544559 A1 EP 1544559A1 EP 04005171 A EP04005171 A EP 04005171A EP 04005171 A EP04005171 A EP 04005171A EP 1544559 A1 EP1544559 A1 EP 1544559A1
Authority
EP
European Patent Office
Prior art keywords
liquid
cryogenic air
air separation
separation plant
stream
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.)
Withdrawn
Application number
EP04005171A
Other languages
German (de)
English (en)
Inventor
Andreas Brox
Markus Huppenberger
Ludwig Schebesta
Christoph Schmitt
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 EP1544559A1 publication Critical patent/EP1544559A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04763—Start-up or control of the process; Details of the apparatus used
    • F25J3/04769—Operation, control and regulation of the process; Instrumentation within the process
    • F25J3/04812—Different modes, i.e. "runs" of operation
    • F25J3/04824—Stopping of the process, e.g. defrosting or deriming; Back-up procedures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04763—Start-up or control of the process; Details of the apparatus used
    • F25J3/04866—Construction and layout of air fractionation equipments, e.g. valves, machines
    • F25J3/04951—Arrangements of multiple air fractionation units or multiple equipments fulfilling the same process step, e.g. multiple trains in a network
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04763—Start-up or control of the process; Details of the apparatus used
    • F25J3/04866—Construction and layout of air fractionation equipments, e.g. valves, machines
    • F25J3/04951—Arrangements of multiple air fractionation units or multiple equipments fulfilling the same process step, e.g. multiple trains in a network
    • F25J3/04957—Arrangements of multiple air fractionation units or multiple equipments fulfilling the same process step, e.g. multiple trains in a network and inter-connecting equipments upstream of the fractionation unit (s), i.e. at the "front-end"
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04763—Start-up or control of the process; Details of the apparatus used
    • F25J3/04866—Construction and layout of air fractionation equipments, e.g. valves, machines
    • F25J3/04951—Arrangements of multiple air fractionation units or multiple equipments fulfilling the same process step, e.g. multiple trains in a network
    • F25J3/04963—Arrangements of multiple air fractionation units or multiple equipments fulfilling the same process step, e.g. multiple trains in a network and inter-connecting equipment within or downstream of the fractionation unit(s)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2235/00—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams
    • F25J2235/50—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams the fluid being oxygen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2250/00—Details related to the use of reboiler-condensers
    • F25J2250/30—External or auxiliary boiler-condenser in general, e.g. without a specified fluid or one fluid is not a primary air component or an intermediate fluid
    • F25J2250/50—One fluid being oxygen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
    • F25J2290/62—Details of storing a fluid in a tank

Definitions

  • the invention relates to a method for the cryogenic separation of air according to the Preamble of claim 1.
  • Multi-strand air separation plants have so far become as independent as possible operated by each other to keep your redundancy as high as possible.
  • the invention is based on the object, a process of the type mentioned to find that is economically particularly favorable, in particular by relatively low Equipment costs.
  • the common method step may be one or more of the The following described process stages act:
  • a portion of the feed air may be for the first and second cryogenic air separation plants or the entire feed air for both cryogenic air separation plants be compressed together from the atmospheric pressure.
  • a joint pre-cooling of the feed air for the first and the second cryogenic air separation plant be provided, for example in a common Heat exchanger, in a common direct contact cooler or in separate
  • Direct contact coolers from cooling water from the same evaporative cooler be charged.
  • a common adsorptive Purification of the feed air for the first and the second cryogenic air separation plant can be performed, for example, in a pair of Molecular sieve adsorbers, or in more than two parallel adsorber containers.
  • the invention also relates to a method and a device for generating a gaseous print product by cryogenic separation of air according to the The preamble of claim 3 or claim 9.
  • the recovery of a gaseous printed product by pressure increase in the liquid Condition and subsequent evaporation (at subcritical pressure) or pseudo-evaporation (at supercritical pressure) is also referred to as internal compression.
  • at least one of the products becomes liquid from one of the separation columns of a Cryogenic air separation plant or one with one of these columns deducted connected capacitor.
  • This liquid product is now in liquid state brought to an elevated pressure, in indirect heat exchange evaporated with a heat transfer fluid or (at supercritical pressure) pseudo-evaporated and finally recovered as gaseous pressure product.
  • Heat transfer fluid can be used, for example, feed air or nitrogen become.
  • the pressure increase in the liquid can be by any known means be carried out, for example by means of a pump, the use of a hydrostatic potential and / or pressure build-up evaporation on a tank. At the Most commonly pumps are used.
  • the "means for pressure increase" can in The simplest case can be formed by a single cryogenic pump. In all Usually, however, you set two or more in parallel and / or switchable Pumping to a certain redundancy and thus a significantly increased Resilience to achieve. Common are, for example, pump pairs, where in Normal operation only one pump is in operation. When using three parallel pumps Each of the pumps can be designed for a capacity of 50% Normal operation always two of the three devices are in operation.
  • the invention particularly relates to multi-strand internal compression processes, ie those in which two or more cryogenic air separation plants are in parallel be operated in the same place.
  • the Cryogenic air separation plants of the invention may be used, for example, as be formed classical double column system, but also as a one-, three- or Multi-pillar system. They can be used in addition to the columns for nitrogen-oxygen separation other devices for obtaining other air components, in particular of noble gases, for example an argon production.
  • a method and a device of the type mentioned are out WO 03016804 A2.
  • oxygen is obtained as a printed product.
  • the liquid oxygen product of each individual cryogenic air separation plant is brought separately by means of a pump liquid pressure and evaporated.
  • the gaseous Print product of the multi-strand system is finally merged.
  • the invention is based on the object, such a process and a to find corresponding device which are economically particularly favorable, especially by relatively low investment costs and particularly high Reliability.
  • first and the second liquid product stream be mixed at least partially before the pressure increase.
  • the two liquid products are brought together completely to an elevated pressure. This saves a pump set.
  • the pump set is now double Having capacity, it is less expensive than two sets of simple capacity.
  • the number becomes more rotating Machines diminished; This leads to increased reliability and reduced Maintenance and service costs.
  • the invention can also be applied to systems with more than two Cryogenic air separation plants are applied.
  • one Plant can, for example, the inner-compaction product of all four Cryogenic air separation plants brought together and through a common Means be brought to increased pressure.
  • two can each Plants share a means to increase the pressure.
  • the two liquid product streams are after their deduction from the Separation column of the respective cryogenic air separation plant in one Total product line merged and through this total product line to Pressure increase conducted in the liquid state.
  • the two liquid product streams are before Pressure increase initiated in a common liquid reservoir and from the the pressure increase in the liquid state is charged.
  • the system already has such a liquid reservoir in order to in case of failure of the or one of the cryogenic air separation plants in the short term product to deliver by external evaporation (emergency supply, backup system).
  • evaporation emergency supply, backup system
  • the means used for internal compression for Pressure increase also for this emergency supply to use.
  • a special high availability at relatively low equipment and maintenance costs thereby a continuous operation of the pumps when switching to Emergency supply possible, and there is a reduction in the response time of the Emergency supply and less wear of the pumps.
  • the high pressure product Downstream of the pressure increase, the high pressure product, for example, in separate heat exchangers, for example in two each one of the two cryogenic air separation plants associated main heat exchanger system are evaporated.
  • a first partial flow and a second partial flow branched off.
  • the first partial flow is in indirect heat exchange with a first heat transfer fluid stream brought the downstream of the indirect heat exchange at least partially introduced into a separation column of the first cryogenic air separation plant becomes.
  • the second substream is in indirect heat exchange with a second Heat transfer fluid flow brought downstream of the indirect Heat exchange at least partially in a separation column of the second Cryogenic air separation plant is initiated.
  • the high pressure product in a heat exchanger vaporized which is assigned to two cryogenic air separation plants, by the common product stream downstream of the pressure increase in the liquid Condition at least partially in indirect heat exchange with a common Heat transfer fluid flow is brought to a first part of the common Heat transfer fluid flow downstream of the indirect heat exchange in a Separation column of the first cryogenic air separation plant is initiated and a second part of the common heat transfer fluid stream downstream of the indirect Heat exchange in a separation column of the second cryogenic air separation plant is initiated.
  • Each of these four strands has one complete system with coldbox, main heat exchanger, rectification system, lines, Machines and valves on.
  • all four are cryogenic air separation plants constructed identically in their interior.
  • the rectification system each preferably consists of two columns, a high-pressure column and a Low-pressure column, which has a main condenser in heat exchanging connection stand.
  • Each of the four cryogenic air separation plants has its own Pump set P1 to P4.
  • Each pump set has three separate ones in the examples Pumps on the liquid oxygen (“liquid product stream”) from the Low pressure column of the respective strand are fed.
  • Each of these pumps has a nominal throughput, which is half of the nominal product quantity corresponds internally compressed oxygen of the respective strand.
  • each pump set is with the main heat exchanger system of respective cryogenic air separation plant connected. There it will be on high Pressure pumped oxygen either vaporized in the known way and heated (at subcritical pressure) or warmed (at supercritical pressure) and finally via the lines G1 to G4 as gaseous pressure product (GOX-gaseous oxygen) deducted.
  • gaseous pressure product GOX-gaseous oxygen
  • a heat transfer fluid is a part of the feed air, High pressure nitrogen or another suitable fluid used.
  • a portion of the liquid oxygen from the Low-pressure columns of the four cryogenic air separation plants not the Pump sets P1 supplied to P4, but via the lines L1 to L4 as Liquid product (LOX - liquid oxygen) deducted.
  • This liquid is in the Example of Figure 1 in a double oxygen tank T1 / T2 trained Liquid reservoir directed, part of an emergency system (backup system) is.
  • the emergency supply system also has another pump set P5 and a steam-heated water bath evaporator V on. If one or more of the Cryogenic air separation plants wholly or partially off, is the missing GOX product quantity supplemented by evaporation of liquid oxygen in the Backup System.
  • At least one of the lines TL1 or TL2 is closed.
  • the corresponding amount of high-pressure oxygen then flows to the Water bath evaporator V1 "and thus ensures the emergency supply.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Separation By Low-Temperature Treatments (AREA)
EP04005171A 2003-12-20 2004-03-04 Procédé et dispositif pour la séparation cryogénique d'air Withdrawn EP1544559A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE10360297 2003-12-20
DE10360297 2003-12-20
DE10406283 2004-02-09
DE10406283 2004-02-09

Publications (1)

Publication Number Publication Date
EP1544559A1 true EP1544559A1 (fr) 2005-06-22

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Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100071412A1 (en) * 2008-09-22 2010-03-25 David Ross Parsnick Method and apparatus for producing high purity oxygen
WO2010030427A3 (fr) * 2008-09-10 2010-09-16 Praxair Technology, Inc. Procédé d’apport de réfrigération à séparation d’air
DE102009034979A1 (de) 2009-04-28 2010-11-04 Linde Aktiengesellschaft Verfahren und Vorrichtung zur Erzeugung von gasförmigem Drucksauerstoff
EP2312248A1 (fr) 2009-10-07 2011-04-20 Linde Aktiengesellschaft Procédé et dispositif de production d'oxygène sous pression et de crypton/xénon
EP2458311A1 (fr) 2010-11-25 2012-05-30 Linde Aktiengesellschaft Procédé et dispositif de production d'un produit d'impression gazeux par décomposition à basse température d'air
DE102010052544A1 (de) 2010-11-25 2012-05-31 Linde Ag Verfahren zur Gewinnung eines gasförmigen Druckprodukts durch Tieftemperaturzerlegung von Luft
EP2520886A1 (fr) 2011-05-05 2012-11-07 Linde AG Procédé et dispositif de production d'un produit comprimé à oxygène gazeux par décomposition à basse température d'air
EP2568242A1 (fr) 2011-09-08 2013-03-13 Linde Aktiengesellschaft Procédé et dispositif destinés à la production d'acier
EP2600090A1 (fr) 2011-12-01 2013-06-05 Linde Aktiengesellschaft Procédé et dispositif destinés à la production d'oxygène sous pression par décomposition à basse température de l'air
DE102011121314A1 (de) 2011-12-16 2013-06-20 Linde Aktiengesellschaft Verfahren zur Erzeugung eines gasförmigen Sauerstoff-Druckprodukts durch Tieftemperaturzerlegung von Luft
DE102013017590A1 (de) 2013-10-22 2014-01-02 Linde Aktiengesellschaft Verfahren zur Gewinnung eines Krypton und Xenon enthaltenden Fluids und hierfür eingerichtete Luftzerlegungsanlage
EP2784420A1 (fr) 2013-03-26 2014-10-01 Linde Aktiengesellschaft Procédé de séparation de l'air et installation de séparation de l'air
WO2014154339A2 (fr) 2013-03-26 2014-10-02 Linde Aktiengesellschaft Procédé de séparation d'air et installation de séparation d'air
EP2801777A1 (fr) 2013-05-08 2014-11-12 Linde Aktiengesellschaft Installation de décomposition de l'air dotée d'un entraînement de compresseur principal
WO2011071658A3 (fr) * 2009-12-10 2015-01-22 Praxair Technology, Inc. Procédé et appareil de production d'oxygène
EP2865978A1 (fr) * 2013-10-25 2015-04-29 Linde Aktiengesellschaft Procédé de décomposition à basse température de l'air et installation de décomposition de l'air à basse température
WO2014173496A3 (fr) * 2013-04-25 2015-08-20 Linde Aktiengesellschaft Procédé permettant d'obtenir un produit air dans une installation de séparation de l'air à stockage temporaire et installation de séparation de l'air
EP2963367A1 (fr) 2014-07-05 2016-01-06 Linde Aktiengesellschaft Procédé et dispositif cryogéniques de séparation d'air avec consommation d'énergie variable
EP2963369A1 (fr) 2014-07-05 2016-01-06 Linde Aktiengesellschaft Procede et dispositif cryogeniques de separation d'air
EP2963370A1 (fr) 2014-07-05 2016-01-06 Linde Aktiengesellschaft Procede et dispositif cryogeniques de separation d'air
EP2963371A1 (fr) 2014-07-05 2016-01-06 Linde Aktiengesellschaft Procede et dispositif de production d'un produit de gaz sous pression par decomposition a basse temperature d'air
WO2017127136A1 (fr) 2016-01-22 2017-07-27 Praxair Technology, Inc. Procédé et système d'apport de réfrigération auxiliaire à une installation de séparation d'air

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US5596885A (en) * 1994-06-20 1997-01-28 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Process and installation for the production of gaseous oxygen under pressure
US5896755A (en) * 1998-07-10 1999-04-27 Praxair Technology, Inc. Cryogenic rectification system with modular cold boxes
US6128921A (en) * 1998-02-06 2000-10-10 L'air Liquide Air distillation plant comprising a plurality of cryogenic distillation units of the same type
EP1043558A2 (fr) * 1999-04-05 2000-10-11 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Installation intégrée pour produire de l'énergie et/ou un fluide enrichi en oxygène et le procédé
US6550234B2 (en) * 2001-01-12 2003-04-22 L'air Liquide Societe Anonyme A Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude Integrated air-separation/energy-generation process and plant for implementing such a process
FR2831953A1 (fr) * 2001-11-05 2003-05-09 Air Liquide Procede de distillation d'air avec production d'argon et installation de distillation d'air correspondante
EP1398585A1 (fr) * 2002-09-11 2004-03-17 L'air liquide, Société anonyme à Directoire et Conseil de Surveillance pour l'Etude et l'Exploitation des Procédés G. Claude Installation de production de grandes quantités d'oxygène et/ou d'azote
EP1435497A2 (fr) * 2002-11-01 2004-07-07 L'AIR LIQUIDE, Société Anonyme à Directoire et Conseil de Surveillance pour l'Etude et l'Exploitation des Installation combinée pour la séparation d'air et la liquéfaction de gaz naturel

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US5596885A (en) * 1994-06-20 1997-01-28 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Process and installation for the production of gaseous oxygen under pressure
US6128921A (en) * 1998-02-06 2000-10-10 L'air Liquide Air distillation plant comprising a plurality of cryogenic distillation units of the same type
US5896755A (en) * 1998-07-10 1999-04-27 Praxair Technology, Inc. Cryogenic rectification system with modular cold boxes
EP1043558A2 (fr) * 1999-04-05 2000-10-11 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Installation intégrée pour produire de l'énergie et/ou un fluide enrichi en oxygène et le procédé
US6550234B2 (en) * 2001-01-12 2003-04-22 L'air Liquide Societe Anonyme A Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude Integrated air-separation/energy-generation process and plant for implementing such a process
FR2831953A1 (fr) * 2001-11-05 2003-05-09 Air Liquide Procede de distillation d'air avec production d'argon et installation de distillation d'air correspondante
EP1398585A1 (fr) * 2002-09-11 2004-03-17 L'air liquide, Société anonyme à Directoire et Conseil de Surveillance pour l'Etude et l'Exploitation des Procédés G. Claude Installation de production de grandes quantités d'oxygène et/ou d'azote
EP1435497A2 (fr) * 2002-11-01 2004-07-07 L'AIR LIQUIDE, Société Anonyme à Directoire et Conseil de Surveillance pour l'Etude et l'Exploitation des Installation combinée pour la séparation d'air et la liquéfaction de gaz naturel

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Title
SCHARLE W J ET AL: "OXYGEN FACILITIES FOR SYNTHETIC FUEL PROJECTS", TRANSACTIONS OF THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS, SERIES B: JOURNAL OF ENGINEERING FOR INDUSTRY, ASME. NEW YORK, US, vol. 103, November 1981 (1981-11-01), pages 409 - 417, XP009026023, ISSN: 0022-0817 *

Cited By (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010030427A3 (fr) * 2008-09-10 2010-09-16 Praxair Technology, Inc. Procédé d’apport de réfrigération à séparation d’air
US9714789B2 (en) 2008-09-10 2017-07-25 Praxair Technology, Inc. Air separation refrigeration supply method
US8479535B2 (en) * 2008-09-22 2013-07-09 Praxair Technology, Inc. Method and apparatus for producing high purity oxygen
US20100071412A1 (en) * 2008-09-22 2010-03-25 David Ross Parsnick Method and apparatus for producing high purity oxygen
DE102009034979A1 (de) 2009-04-28 2010-11-04 Linde Aktiengesellschaft Verfahren und Vorrichtung zur Erzeugung von gasförmigem Drucksauerstoff
EP2312248A1 (fr) 2009-10-07 2011-04-20 Linde Aktiengesellschaft Procédé et dispositif de production d'oxygène sous pression et de crypton/xénon
WO2011071658A3 (fr) * 2009-12-10 2015-01-22 Praxair Technology, Inc. Procédé et appareil de production d'oxygène
EP2458311A1 (fr) 2010-11-25 2012-05-30 Linde Aktiengesellschaft Procédé et dispositif de production d'un produit d'impression gazeux par décomposition à basse température d'air
DE102010052545A1 (de) 2010-11-25 2012-05-31 Linde Aktiengesellschaft Verfahren und Vorrichtung zur Gewinnung eines gasförmigen Druckprodukts durch Tieftemperaturzerlegung von Luft
DE102010052544A1 (de) 2010-11-25 2012-05-31 Linde Ag Verfahren zur Gewinnung eines gasförmigen Druckprodukts durch Tieftemperaturzerlegung von Luft
EP2466236A1 (fr) 2010-11-25 2012-06-20 Linde Aktiengesellschaft Procédé de production d'un produit d'impression gazeux par décomposition à basse température de l'air
EP2520886A1 (fr) 2011-05-05 2012-11-07 Linde AG Procédé et dispositif de production d'un produit comprimé à oxygène gazeux par décomposition à basse température d'air
DE102011112909A1 (de) 2011-09-08 2013-03-14 Linde Aktiengesellschaft Verfahren und Vorrichtung zur Gewinnung von Stahl
EP2568242A1 (fr) 2011-09-08 2013-03-13 Linde Aktiengesellschaft Procédé et dispositif destinés à la production d'acier
EP2600090A1 (fr) 2011-12-01 2013-06-05 Linde Aktiengesellschaft Procédé et dispositif destinés à la production d'oxygène sous pression par décomposition à basse température de l'air
DE102011121314A1 (de) 2011-12-16 2013-06-20 Linde Aktiengesellschaft Verfahren zur Erzeugung eines gasförmigen Sauerstoff-Druckprodukts durch Tieftemperaturzerlegung von Luft
EP2784420A1 (fr) 2013-03-26 2014-10-01 Linde Aktiengesellschaft Procédé de séparation de l'air et installation de séparation de l'air
WO2014154339A2 (fr) 2013-03-26 2014-10-02 Linde Aktiengesellschaft Procédé de séparation d'air et installation de séparation d'air
US10533795B2 (en) 2013-04-25 2020-01-14 Linde Aktiengesellschaft Method for obtaining an air product in an air separating system with temporary storage, and air separating system
WO2014173496A3 (fr) * 2013-04-25 2015-08-20 Linde Aktiengesellschaft Procédé permettant d'obtenir un produit air dans une installation de séparation de l'air à stockage temporaire et installation de séparation de l'air
EP2801777A1 (fr) 2013-05-08 2014-11-12 Linde Aktiengesellschaft Installation de décomposition de l'air dotée d'un entraînement de compresseur principal
DE102013017590A1 (de) 2013-10-22 2014-01-02 Linde Aktiengesellschaft Verfahren zur Gewinnung eines Krypton und Xenon enthaltenden Fluids und hierfür eingerichtete Luftzerlegungsanlage
EP2865978A1 (fr) * 2013-10-25 2015-04-29 Linde Aktiengesellschaft Procédé de décomposition à basse température de l'air et installation de décomposition de l'air à basse température
EP2963369A1 (fr) 2014-07-05 2016-01-06 Linde Aktiengesellschaft Procede et dispositif cryogeniques de separation d'air
EP2963370A1 (fr) 2014-07-05 2016-01-06 Linde Aktiengesellschaft Procede et dispositif cryogeniques de separation d'air
EP2963371A1 (fr) 2014-07-05 2016-01-06 Linde Aktiengesellschaft Procede et dispositif de production d'un produit de gaz sous pression par decomposition a basse temperature d'air
WO2016005031A1 (fr) 2014-07-05 2016-01-14 Linde Aktiengesellschaft Procédé et dispositif de fractionnement de l'air à basse température à consommation d'énergie variable
EP2963367A1 (fr) 2014-07-05 2016-01-06 Linde Aktiengesellschaft Procédé et dispositif cryogéniques de séparation d'air avec consommation d'énergie variable
WO2017127136A1 (fr) 2016-01-22 2017-07-27 Praxair Technology, Inc. Procédé et système d'apport de réfrigération auxiliaire à une installation de séparation d'air

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