RU2015124169A - Способ получения гелия - Google Patents

Способ получения гелия Download PDF

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RU2015124169A
RU2015124169A RU2015124169A RU2015124169A RU2015124169A RU 2015124169 A RU2015124169 A RU 2015124169A RU 2015124169 A RU2015124169 A RU 2015124169A RU 2015124169 A RU2015124169 A RU 2015124169A RU 2015124169 A RU2015124169 A RU 2015124169A
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nitrogen
fraction
helium
enriched fraction
enriched
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RU2015124169A
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RU2015124169A3 (ru
RU2689252C2 (ru
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Хайнц БАУЭР
Мартин ГВИННЕР
Андреас БУБ
Кристоф ХЕРТЕЛЬ
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Линде Акциенгезелльшафт
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    • 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
    • F25J3/0228—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 characterised by the separated product stream
    • F25J3/028—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 characterised by the separated product stream separation of noble gases
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    • 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
    • F25J3/0204—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 characterised by the feed stream
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    • 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
    • F25J3/0228—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 characterised by the separated product stream
    • F25J3/0257—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 characterised by the separated product stream separation of nitrogen
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    • F25J2205/00—Processes or apparatus using other separation and/or other processing means
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    • F25J2205/00—Processes or apparatus using other separation and/or other processing means
    • F25J2205/60—Processes or apparatus using other separation and/or other processing means using adsorption on solid adsorbents, e.g. by temperature-swing adsorption [TSA] at the hot or cold end
    • F25J2205/66—Regenerating the adsorption vessel, e.g. kind of reactivation gas
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    • F25J2205/00—Processes or apparatus using other separation and/or other processing means
    • F25J2205/82—Processes or apparatus using other separation and/or other processing means using a reactor with combustion or catalytic reaction
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    • F25J2210/00—Processes characterised by the type or other details of the feed stream
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    • F25J2215/00—Processes characterised by the type or other details of the product stream
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    • F25J2220/00—Processes or apparatus involving steps for the removal of impurities
    • F25J2220/42—Separating low boiling, i.e. more volatile components from nitrogen, e.g. He, H2, Ne
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    • F25J2230/00—Processes or apparatus involving steps for increasing the pressure of gaseous process streams
    • F25J2230/42—Processes or apparatus involving steps for increasing the pressure of gaseous process streams the fluid being nitrogen
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    • F25J2240/00—Processes or apparatus involving steps for expanding of process streams
    • F25J2240/02—Expansion of a process fluid in a work-extracting turbine (i.e. isentropic expansion), e.g. of the feed stream
    • F25J2240/12—Expansion of a process fluid in a work-extracting turbine (i.e. isentropic expansion), e.g. of the feed stream the fluid being nitrogen
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    • F25J2245/00—Processes or apparatus involving steps for recycling of process streams
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    • F25J2250/00—Details related to the use of reboiler-condensers
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    • F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
    • F25J2290/34—Details about subcooling of liquids

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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)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Separation Of Gases By Adsorption (AREA)

Claims (17)

1. Способ получения продуктовой фракции гелия (6) из содержащей азот и гелий сырьевой фракции (3), где:
содержащую азот и гелий сырьевую фракцию (3) частично конденсируют (E1) и разделяют на первую обогащенную гелием фракцию (5) и первую обогащенную азотом фракцию (8),
первую, обогащенную гелием фракцию (5) подвергают процессу адсорбционной очистки (D), и полученная в результате обогащенная гелием фракция является продуктовой фракцией гелия (6),
первую обогащенную азотом фракцию (8) разделяют на вторую обогащенную гелием фракцию (9) и вторую обогащенную азотом фракцию (11), и
вторую обогащенную гелием фракцию (9) нагревают (E1) за счет частично конденсируемой, содержащей азот и гелий сырьевой фракции (3), сжимают (C) и добавляют в частично конденсируемую, содержащую азот и гелий сырьевую фракцию,
отличающийся тем, что
разделение первой обогащенной азотом фракции (8) на вторую обогащенную гелием фракцию (9) и вторую обогащенную азотом фракцию (11) проводится в ректификационной колонне (T), в которую первая обогащенная азотом фракция (8) подается как флегма,
парциальный поток второй обогащенной азотом фракции испаряют (E1) и подают в ректификационную колонну (T) как отпарной газ (12),
по меньшей мере один парциальный поток (11) второй обогащенной азотом фракции при давлении менее 5 бар превращают в пар (E1) за счет частично конденсируемой, содержащей азот и гелий сырьевой фракции (3),
из ректификационной колонны (T) отводят третью обогащенную азотом фракцию (20),
причем количество отпарного газа (12) устанавливают таким образом, чтобы третья обогащенная азотом фракция (20) содержала по меньшей мере 30% азота, содержащегося в первой обогащенной азотом фракции (8), и
по меньшей мере часть третьей обогащенной азотом фракции (20) служит для охлаждения (E1) частично конденсируемой, содержащей азот и гелий сырьевой фракции (3).
2. Способ по п. 1, отличающийся тем, что третья обогащенная азотом фракция (20) по меньшей мере частично эффективно дросселируется (X).
3. Способ по п. 1 или 2, отличающийся тем, что ректификационная колонна (T) работает при давлении от 7 до 20 бар, предпочтительно от 10 до 15 бар.
4. Способ по п. 1 или 2, отличающийся тем, что третья обогащенная азотом фракция (20) содержит по меньшей мере 50% азота, содержащегося в первой обогащенной азотом фракции (8).
5. Способ по п. 1 или 2, отличающийся тем, что по меньшей мере одну часть потока (11) второй обогащенной азотом фракции превращают в пар (E1) при давлении менее 3 бар за счет частично конденсируемой, содержащей азот и гелий сырьевой фракции (3).
6. Способ по п. 1 или 2, отличающийся тем, что процесс адсорбционной очистки (D) является процессом (V)PSA- и/или TSA.
RU2015124169A 2015-02-10 2015-06-22 Способ получения гелия RU2689252C2 (ru)

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DE102015001664.4A DE102015001664A1 (de) 2015-02-10 2015-02-10 Verfahren zur Heliumgewinnung
DE102015001664.4 2015-02-10

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RU2015124169A3 RU2015124169A3 (ru) 2018-10-29
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US (1) US20180023888A1 (ru)
AU (1) AU2016218602B2 (ru)
CA (1) CA2976341C (ru)
DE (1) DE102015001664A1 (ru)
RU (1) RU2689252C2 (ru)
WO (1) WO2016128111A1 (ru)

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FR3096900B1 (fr) * 2019-06-06 2021-10-01 Air Liquide Procédé et unité de purification d’hélium

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DE10106484A1 (de) * 2001-02-13 2002-08-14 Linde Ag Verfahren zum gleichzeitigen Gewinnen einer Helium- und einer Stickstoff-Reinfraktion
FR2881417B1 (fr) * 2005-02-01 2007-04-27 Air Liquide Procede de production de gaz de synthese a faible emission de dioxyde de carbone
DE102005010054A1 (de) * 2005-03-04 2006-09-07 Linde Ag Verfahren zum gleichzeitigen Gewinnen einer Helium- und einer Stickstoff-Reinfraktion
DE102008007925A1 (de) * 2008-02-07 2009-08-13 Linde Aktiengesellschaft Verfahren zur Helium-Gewinnung
DE102011010634A1 (de) * 2011-02-08 2012-08-09 Linde Aktiengesellschaft Verfahren zum Abtrennen von Spurenkomponenten aus einer wenigstens Stickstoff und Helium enthaltenden Fraktion
DE102012008446A1 (de) * 2012-04-26 2013-10-31 Linde Aktiengesellschaft Abtrennen von Helium aus einer Methan-reichen Fraktion
DE102013007208A1 (de) * 2013-04-25 2014-10-30 Linde Aktiengesellschaft Verfahren zum Gewinnen einer Methan-reichen Flüssigfraktion
DE102013012656A1 (de) * 2013-07-30 2015-02-05 Linde Aktiengesellschaft Verfahren zum Abtrennen unerwünschter Komponenten aus einem Helium-Strom

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DE102015001664A1 (de) 2016-08-11
WO2016128111A1 (de) 2016-08-18
AU2016218602A1 (en) 2017-08-31
AU2016218602B2 (en) 2021-04-08
RU2689252C2 (ru) 2019-05-24
CA2976341C (en) 2023-07-11
CA2976341A1 (en) 2016-08-18
US20180023888A1 (en) 2018-01-25

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