RU2004133324A - METHOD FOR PRODUCING ARGON BY CRYOGENIC AIR SEPARATION - Google Patents

METHOD FOR PRODUCING ARGON BY CRYOGENIC AIR SEPARATION Download PDF

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RU2004133324A
RU2004133324A RU2004133324/06A RU2004133324A RU2004133324A RU 2004133324 A RU2004133324 A RU 2004133324A RU 2004133324/06 A RU2004133324/06 A RU 2004133324/06A RU 2004133324 A RU2004133324 A RU 2004133324A RU 2004133324 A RU2004133324 A RU 2004133324A
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column
argon
distillation
compartments
compartment
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RU2004133324/06A
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RU2303211C2 (en
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Райнхард ГЛАТХАР (DE)
Райнхард ГЛАТХАР
Кристиан КУНЦ (DE)
Кристиан КУНЦ
Харальд РАНКЕ (DE)
Харальд РАНКЕ
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Линде Акциенгезельшафт (De)
Линде Акциенгезельшафт
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    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/141—Fractional distillation or use of a fractionation or rectification column where at least one distillation column contains at least one dividing wall
    • 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
    • F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
    • F25J3/04284—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using internal refrigeration by open-loop gas work expansion, e.g. of intermediate or oxygen enriched (waste-)streams
    • F25J3/0429—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using internal refrigeration by open-loop gas work expansion, e.g. of intermediate or oxygen enriched (waste-)streams of feed air, e.g. used as waste or product air or expanded into an auxiliary column
    • F25J3/04303—Lachmann expansion, i.e. expanded into oxygen producing or low pressure column
    • 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
    • F25J3/04406—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 using a dual pressure main column system
    • F25J3/04412—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 using a dual pressure main column system in a classical double column flowsheet, i.e. with thermal coupling by a main reboiler-condenser in the bottom of low pressure respectively top of high pressure column
    • 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
    • F25J3/04642—Recovering noble gases from air
    • F25J3/04648—Recovering noble gases from air argon
    • F25J3/04654—Producing crude argon in a crude argon column
    • F25J3/04666—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system
    • F25J3/04672—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser
    • F25J3/04678—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser cooled by oxygen enriched liquid from high pressure column bottoms
    • 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
    • F25J3/04642—Recovering noble gases from air
    • F25J3/04648—Recovering noble gases from air argon
    • F25J3/04654—Producing crude argon in a crude argon column
    • F25J3/04666—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system
    • F25J3/04672—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser
    • F25J3/04703—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser being arranged in more than one vessel
    • 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
    • F25J3/04642—Recovering noble gases from air
    • F25J3/04648—Recovering noble gases from air argon
    • F25J3/04654—Producing crude argon in a crude argon column
    • F25J3/04709—Producing crude argon in a crude argon column as an auxiliary column system in at least a dual pressure main column system
    • 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
    • F25J3/04896—Details of columns, e.g. internals, inlet/outlet devices
    • F25J3/04933—Partitioning walls or sheets
    • F25J3/04939—Vertical, e.g. dividing wall columns
    • 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
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/34—Processes or apparatus using separation by rectification using a side column fed by a stream from the low pressure column
    • 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
    • F25J2290/10—Mathematical formulae, modeling, plot or curves; Design methods
    • 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
    • F25J2290/12—Particular process parameters like pressure, temperature, ratios

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation By Low-Temperature Treatments (AREA)

Claims (13)

1. Способ получения аргона путем криогенного разделения воздуха в ректификационной системе, которая имеет три расположенные последовательно ректификационные секции и в которой первая и вторая, а также вторая и третья ректификационные секции попарно сообщаются между собой с возможностью перетока между ними газа и жидкости, а вторая ректификационная секция имеет два не сообщающихся между собой по их длине отсека, проходящие через которые потоки газа и жидкости движутся параллельно без возможности их перетока из одного отсека в другой и каждый из которых сообщается с выше- и нижерасположенной ректификационными секциями, при этом в первый из двух отсеков подают содержащую кислород и аргон текучую среду, а из второго из двух отсеков отбирают содержащий кислород и аргон поток, отличающийся тем, что концентрация аргона в отбираемом из второго отсека (1, 30) потоке (13) составляет от 15 до 50%, предпочтительно от 15 до 40%, наиболее предпочтительно от 20 до 35%.1. A method of producing argon by cryogenic separation of air in a distillation system, which has three distillation sections arranged in series and in which the first and second, as well as the second and third distillation sections are paired with each other with the possibility of flowing gas and liquid between them, and the second distillation the section has two compartments not communicating with each other along their length, passing through which the gas and liquid flows move in parallel without the possibility of their overflow from one compartment to another and to each of which communicates with the above and below distillation sections, while the first of the two compartments is supplied with a fluid containing oxygen and argon, and the stream containing oxygen and argon is taken from the second of the two compartments, characterized in that the concentration of argon in the selected from the second compartment (1, 30) of the stream (13) is from 15 to 50%, preferably from 15 to 40%, most preferably from 20 to 35%. 2. Способ по п.1, отличающийся тем, что ректификационная система имеет по меньшей мере одну воздухоразделительную колонну (4) с тремя расположенными последовательно ректификационными секциями (19, 20, 21, 22), во второй (20, 21) из которых предусмотрена проходящая в продольном направлении колонны перегородка (5), разделяющая по всей своей высоте воздухоразделительную колонну (4) на первый (6) и второй (7) отсеки.2. The method according to claim 1, characterized in that the distillation system has at least one air separation column (4) with three distillation sections arranged in series (19, 20, 21, 22), the second of which (20, 21) provides a partition passing in the longitudinal direction of the column (5), dividing the air separation column (4) along its entire height into first (6) and second (7) compartments. 3. Способ по п.1, отличающийся тем, что ректификационная система имеет по меньшей мере одну первую воздухоразделительную колонну (4) и одну вторую колонну (30), которая с ее верхнего и нижнего конца сообщается с промежуточными точками первой воздухоразделительной колонны (4), секция (20, 21) которой, расположенная между указанными ее промежуточными точками, образует один из отсеков, другой из которых образует вторая колонна (30).3. The method according to claim 1, characterized in that the distillation system has at least one first air separation column (4) and one second column (30), which from its upper and lower end communicates with the intermediate points of the first air separation column (4) , the section (20, 21) of which, located between its indicated intermediate points, forms one of the compartments, the other of which forms the second column (30). 4. Способ по п.3, отличающийся тем, что из второй колонны (30) отбирают содержащий кислород и аргон поток (13).4. The method according to claim 3, characterized in that a stream (13) containing oxygen and argon is taken from the second column (30). 5. Способ по п.4, отличающийся тем, что отбираемый из второго отсека (7, 30) поток (13) подают в колонну (14) выделения сырого аргона.5. The method according to claim 4, characterized in that the stream (13) taken from the second compartment (7, 30) is fed to the crude argon separation column (14). 6. Способ по п.5, отличающийся тем, что кубовую жидкость из колонны (14) выделения сырого аргона возвращают во второй отсек (7, 30).6. The method according to claim 5, characterized in that the still liquid from the column (14) of the extraction of crude argon is returned to the second compartment (7, 30). 7. Способ по п.5 или 6, отличающийся тем, что в колонне (14) выделения сырого аргона получают аргон с чистотой более 95%, предпочтительно более 98%.7. The method according to claim 5 or 6, characterized in that in the column (14) of the allocation of crude argon receive argon with a purity of more than 95%, preferably more than 98%. 8. Способ по п.5 или 6, отличающийся тем, что в колонне (14) выделения сырого аргона получают аргон с содержанием кислорода менее 10 ч./млн.8. The method according to claim 5 or 6, characterized in that in the column (14) of the separation of crude argon receive argon with an oxygen content of less than 10 ppm 9. Способ по п.5, отличающийся тем, что колонна (14) выделения сырого аргона имеет более 100, предпочтительно от 150 до 200, теоретических тарелок.9. The method according to claim 5, characterized in that the crude argon separation column (14) has more than 100, preferably from 150 to 200, theoretical plates. 10. Способ по п.2 или 3, отличающийся тем, что ректификационные секции (19, 20, 21, 22) по меньшей мере частично заполняют насадками для ректификации.10. The method according to claim 2 or 3, characterized in that the distillation sections (19, 20, 21, 22) are at least partially filled with rectification nozzles. 11. Способ по п.10, отличающийся тем, что между каждыми двумя ректификационными секциями (23, 24, 25, 26, 27) собирают и/или распределяют содержащую кислород и аргон текучую среду.11. The method according to claim 10, characterized in that between each two distillation sections (23, 24, 25, 26, 27) are collected and / or distributed containing oxygen and argon fluid. 12. Способ по п.1, отличающийся тем, что потеря давления движущейся в ректификационной системе восходящим газообразным потоком и содержащей кислород и аргон текучей среды в первом и втором отсеках (6, 7) равняется одинаковой величине.12. The method according to claim 1, characterized in that the pressure loss moving in the distillation system upward gaseous flow and containing oxygen and argon fluid in the first and second compartments (6, 7) is equal to the same value. 13. Способ по п.1, отличающийся тем, что ректификационная система имеет колонну (2) высокого давления и колонну (4) низкого давления с расположенной в ней перегородкой (5), при этом в первый отсек (6) подают обогащенную кислородом текучую среду (3) из колонны (2) высокого давления.13. The method according to claim 1, characterized in that the distillation system has a high pressure column (2) and a low pressure column (4) with a partition (5) located in it, while the oxygen-enriched fluid is supplied to the first compartment (6) (3) from a high pressure column (2).
RU2004133324/06A 2002-04-12 2003-04-01 Method of producing argon RU2303211C2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE10216269.7 2002-04-12
DE2002116269 DE10216269A1 (en) 2002-04-12 2002-04-12 Process for recovering argon from air in a rectification system using a low temperature decomposition method comprises removing a stream having a specified argon concentration from a partial section of a rectification section
EP02011058.1 2002-05-17
EP02011058 2002-05-17

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RU2004133324A true RU2004133324A (en) 2006-01-27
RU2303211C2 RU2303211C2 (en) 2007-07-20

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US (1) US20060005574A1 (en)
EP (1) EP1495274A1 (en)
JP (1) JP2005527767A (en)
KR (1) KR20040101453A (en)
CN (1) CN1646869A (en)
AU (1) AU2003229590A1 (en)
CA (1) CA2502706A1 (en)
RU (1) RU2303211C2 (en)
WO (1) WO2003087686A1 (en)

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JP6204231B2 (en) * 2014-03-11 2017-09-27 大陽日酸株式会社 Air liquefaction separation apparatus and method
PL3133361T3 (en) * 2015-08-20 2018-11-30 Linde Aktiengesellschaft Distillation column system and system for the production of oxygen by cryogenic decomposition of air
KR20210077705A (en) * 2018-10-23 2021-06-25 린데 게엠베하 Method and unit for cold air separation
WO2023140986A1 (en) 2022-01-19 2023-07-27 Exxonmobil Chemical Patents Inc. Compositions containing tri-cyclopentadiene and processes for making same
CN114923313B (en) * 2022-05-17 2024-02-09 陕西聚能新创煤化科技有限公司 Crude argon refining liquid argon system and refining process thereof

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CN1646869A (en) 2005-07-27
AU2003229590A1 (en) 2003-10-27
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KR20040101453A (en) 2004-12-02
JP2005527767A (en) 2005-09-15

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