RU2004125172A - Интегрированный способ и система для разделения воздуха, поступающего посредством сжатого воздуха из нескольких компрессоров - Google Patents

Интегрированный способ и система для разделения воздуха, поступающего посредством сжатого воздуха из нескольких компрессоров Download PDF

Info

Publication number
RU2004125172A
RU2004125172A RU2004125172/06A RU2004125172A RU2004125172A RU 2004125172 A RU2004125172 A RU 2004125172A RU 2004125172/06 A RU2004125172/06 A RU 2004125172/06A RU 2004125172 A RU2004125172 A RU 2004125172A RU 2004125172 A RU2004125172 A RU 2004125172A
Authority
RU
Russia
Prior art keywords
air
enriched
compressor
separation unit
compressed
Prior art date
Application number
RU2004125172/06A
Other languages
English (en)
Other versions
RU2287120C2 (ru
Inventor
Жан-Рено БРЮЖЕРОЛЛЬ (FR)
Жан-Рено БРЮЖЕРОЛЛЬ
Бао ХА (US)
Бао ХА
Original Assignee
Л`Эр Ликид, Сосьете Аноним А Директуар Ар Э Консей Де Сюрвейянс Пур Л`Этюд Э Л`Эксплуатасьон Де Проседе Жорж Клод (Fr)
Л`Эр Ликид, Сосьете Аноним А Директуар Ар Э Консей Де Сюрвейянс Пур Л`Этюд Э Л`Эксплуатасьон Де Проседе Жорж Клод
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 Л`Эр Ликид, Сосьете Аноним А Директуар Ар Э Консей Де Сюрвейянс Пур Л`Этюд Э Л`Эксплуатасьон Де Проседе Жорж Клод (Fr), Л`Эр Ликид, Сосьете Аноним А Директуар Ар Э Консей Де Сюрвейянс Пур Л`Этюд Э Л`Эксплуатасьон Де Проседе Жорж Клод filed Critical Л`Эр Ликид, Сосьете Аноним А Директуар Ар Э Консей Де Сюрвейянс Пур Л`Этюд Э Л`Эксплуатасьон Де Проседе Жорж Клод (Fr)
Publication of RU2004125172A publication Critical patent/RU2004125172A/ru
Application granted granted Critical
Publication of RU2287120C2 publication Critical patent/RU2287120C2/ru

Links

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
    • F25J3/04151—Purification and (pre-)cooling of the feed air; recuperative heat-exchange with product streams
    • F25J3/04187—Cooling of the purified feed air by recuperative heat-exchange; Heat-exchange with product streams
    • F25J3/04193—Division of the main heat exchange line in consecutive sections having different functions
    • F25J3/04206—Division of the main heat exchange line in consecutive sections having different functions including a so-called "auxiliary vaporiser" for vaporising and producing a gaseous product
    • F25J3/04212—Division of the main heat exchange line in consecutive sections having different functions including a so-called "auxiliary vaporiser" for vaporising and producing a gaseous product and simultaneously condensing vapor from a column serving as reflux within the or another column
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/20—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products
    • F02C3/22—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products the fuel or oxidant being gaseous at standard temperature and pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/20—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products
    • F02C3/30—Adding water, steam or other fluids for influencing combustion, e.g. to obtain cleaner exhaust gases
    • 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
    • F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04012—Providing pressurised feed air or process streams within or from the air fractionation unit by compression of warm gaseous streams; details of intake or interstage cooling
    • F25J3/04018—Providing pressurised feed air or process streams within or from the air fractionation unit by compression of warm gaseous streams; details of intake or interstage cooling of main feed air
    • 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
    • F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04109—Arrangements of compressors and /or their drivers
    • F25J3/04115—Arrangements of compressors and /or their drivers characterised by the type of prime driver, e.g. hot gas expander
    • F25J3/04127—Gas turbine as the prime mechanical driver
    • 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
    • F25J3/04254—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using the cold stored in external cryogenic fluids
    • 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
    • F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • F25J3/04527—Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general
    • F25J3/04551—Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general for the metal production
    • F25J3/04557—Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general for the metal production for pig iron or steel making, e.g. blast furnace, Corex
    • 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
    • F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • F25J3/04563—Integration with a nitrogen consuming unit, e.g. for purging, inerting, cooling or heating
    • F25J3/04575—Integration with a nitrogen consuming unit, e.g. for purging, inerting, cooling or heating for a gas expansion plant, e.g. dilution of the combustion gas in a gas turbine
    • 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
    • F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • F25J3/04593—The air gas consuming unit is also fed by an air stream
    • F25J3/046—Completely integrated air feed compression, i.e. common MAC
    • 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
    • F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • F25J3/04593—The air gas consuming unit is also fed by an air stream
    • F25J3/04606—Partially integrated air feed compression, i.e. independent MAC for the air fractionation unit plus additional air feed from the air gas consuming unit
    • 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
    • F25J2200/20—Processes or apparatus using separation by rectification in an elevated pressure multiple column system wherein the lowest pressure column is at a pressure well above the minimum pressure needed to overcome pressure drop to reject the products to atmosphere
    • 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
    • F25J2200/50—Processes or apparatus using separation by rectification using multiple (re-)boiler-condensers at different heights of the column
    • F25J2200/54—Processes or apparatus using separation by rectification using multiple (re-)boiler-condensers at different heights of the column in the low pressure column of a double 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
    • F25J2210/00—Processes characterised by the type or other details of the feed stream
    • F25J2210/42—Nitrogen
    • 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
    • F25J2235/42—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams the fluid being nitrogen
    • 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
    • F25J2245/00—Processes or apparatus involving steps for recycling of process streams
    • F25J2245/42—Processes or apparatus involving steps for recycling of process streams the recycled stream being nitrogen
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S62/00—Refrigeration
    • Y10S62/915—Combustion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Claims (12)

1. Интегрированный способ для введения кислорода в установку (HF), потребляющую воздух, обогащенный кислородом, включающий следующие стадии:
i) сжатие воздуха в первом компрессоре (S) и разделение на первую и вторую части (1,2),
ii) подачу первой части (1) сжатого воздуха в установку (HF), потребляющую воздух, обогащенный кислородом,
iii) очистку второй части (2) в очистительной установке (Р) и подачу в установку разделения воздуха (А),
iv) получение в установке разделения воздуха, по меньшей мере, одного потока, обогащенного кислородом (О), и, по меньшей мере, одного потока, обогащенного азотом (N),
v) направление, по меньшей мере, части потока, обогащенного кислородом, из установки разделения воздуха в установку, потребляющую воздух, обогащенный кислородом,
при этом воздух, сжатый в компрессоре (К) газовой турбины (С), разделяют на первую фракцию (I) и вторую фракцию (II), первую фракцию направляют в камеру сгорания газовой турбины (СС), и вторую фракцию очищают в очистительной установке (Р) и направляют в установку разделения воздуха (А).
2. Способ по п.1, при котором воздух сжимают в специальном компрессоре (D) и направляют в установку разделения воздуха (А).
3. Способ по п.1 или 2, при котором, по меньшей мере, один поток, обогащенный азотом (N), направляют в газовую турбину (С), в точку перед детандером (Е) газовой турбины для газа горения.
4. Способ по п.1, при котором вторую часть сжатого воздуха (2) и вторую фракцию (II) сжатого воздуха, и, необязательно, воздух из специального компрессора (D), смешивают и очищают вместе в одной и той же очистительной установке (Р) для удаления, по существу, двуокиси углерода и воды.
5. Способ по п.1, при котором вторую часть (2) сжатого воздуха сжимают до более высокого давления после первого компрессора (S) и перед очистительной установкой (Р).
6. Способ по п.1, при котором вторую фракцию (II) сжатого воздуха сжимают до более высокого давления после компрессора газовой турбины (К) и перед очистительной установкой (Р).
7. Способ по п.1, при котором установка (HF), потребляющая воздух, обогащенный кислородом, представляет собой печь для обработки металла.
8. Способ по п.1, при котором установка (А) разделения воздуха содержит, по меньшей мере, колонну (3) высокого давления и колонну (4) низкого давления, термически связанные с помощью конденсатора-ребойлера (5), при котором колонна высокого давления работает при давлении, находящемся в пределах между 12 и 20 бар абс., и необязательно включает стадии сжатия воздуха и охлаждения воздуха по существу до его точки росы, введения, по меньшей мере, части воздуха в нижнюю часть основной дистилляционной колонны (3), работающей при высоком давлении, приема обогащенной жидкости в нижней части колонны и расширения обогащенной жидкости до среднего давления, находящегося в пределах между высоким давлением и атмосферным давлением, и введения обогащенной жидкости в промежуточной точке дополнительной дистилляционной колонны (4), работающей при среднем давлении, охлаждения верхнего конденсатора (5) основной колонны посредством жидкости из нижней части дополнительной колонны, расширения части этой последней жидкости до низкого давления с тем, чтобы охладить верхний конденсатор (6) дополнительной колонны, извлечения жидкости из верхней части дополнительной колонны, сжатия прокачкой извлеченной жидкости до высокого давления и инжектирования ее в верхнюю часть основной колонны, и извлечения продукта азота из верхней части основной колонны, при этом основная дистилляционная колонна работает при давлении, находящемся в пределах между 15 и 20 бар абс.
9. Интегрированная система, содержащая:
a) установку разделения воздуха (А),
b) по меньшей мере, одну очистительную установку (Р),
c) средства прохода для направления первой части (1) сжатого воздуха из первого компрессора (S) в установку (HF), потребляющую воздух, обогащенный кислородом, и средства прохода для направления второй части (2) сжатого воздуха из первого компрессора в очистительную установку, а затем в установку разделения воздуха,
d) средства прохода для направления первой порции (I) сжатого воздуха из компрессора (К) газовой турбины (С) в камеру сгорания (СС) газовой турбины и второй порции (II) сжатого воздуха из компрессора (К) газовой турбины в очистительную установку (Р), а затем в установку разделения воздуха и
e) средства прохода для удаления текучей среды, обогащенной кислородом (О), из установки разделения воздуха и средства прохода для удаления текучей среды, обогащенной азотом (N), из установки разделения воздуха.
10. Система по п.9, содержащая средства прохода для направления текучей среды, обогащенной кислородом (О), из установки разделения воздуха (А) в установку (HF), потребляющую воздух, обогащенный кислородом.
11. Система по п.9 или 10, содержащая средства прохода для направления текучей среды, обогащенной азотом (N), из установки разделения воздуха (А) в газовую турбину (С).
12. Система по п.9, содержащая, по меньшей мере, один компрессор (B1, B2) для увеличения давления, по меньшей мере, одной части из второй части сжатого воздуха (2) и второй порции (II) сжатого воздуха перед очистительной установкой.
RU2004125172/06A 2002-01-18 2003-01-02 Интегрированный способ и система для разделения воздуха, поступающего посредством сжатого воздуха из нескольких компрессоров RU2287120C2 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/050,145 2002-01-18
US10/050,145 US6568207B1 (en) 2002-01-18 2002-01-18 Integrated process and installation for the separation of air fed by compressed air from several compressors

Publications (2)

Publication Number Publication Date
RU2004125172A true RU2004125172A (ru) 2005-05-10
RU2287120C2 RU2287120C2 (ru) 2006-11-10

Family

ID=21963593

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2004125172/06A RU2287120C2 (ru) 2002-01-18 2003-01-02 Интегрированный способ и система для разделения воздуха, поступающего посредством сжатого воздуха из нескольких компрессоров

Country Status (7)

Country Link
US (1) US6568207B1 (ru)
EP (1) EP1470377A1 (ru)
CN (1) CN100378421C (ru)
AU (1) AU2003200844A1 (ru)
BR (1) BR0306991A (ru)
RU (1) RU2287120C2 (ru)
WO (1) WO2003060405A1 (ru)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6692549B2 (en) * 2001-06-28 2004-02-17 Air Liquide Process And Construction, Inc. Methods for integration of a blast furnace and an air separation unit
FR2862004B3 (fr) * 2003-11-10 2005-12-23 Air Liquide Procede et installation d'enrichissement d'un flux gazeux en l'un de ses constituants
US7197894B2 (en) * 2004-02-13 2007-04-03 L'air Liquide, Societe Anonyme A' Directorie Et Conseil De Survelliance Pour L'etude Et, L'exploltation Des Procedes Georges, Claude Integrated process and air separation process
US7479468B2 (en) * 2004-04-15 2009-01-20 Exxonmobil Chemical Patents Inc. Integrating an air separation unit into an oxygenate-to-olefins reaction system
FR2898134B1 (fr) * 2006-03-03 2008-04-11 Air Liquide Procede d'integration d'un haut-fourneau et d'une unite de separation de gaz de l'air
FR2898645B1 (fr) * 2006-03-14 2008-08-22 L'air Liquide Compresseur a plusieurs etages, appareil de separation d'air comprenant un tel compresseur et installation
US7975490B2 (en) * 2008-07-28 2011-07-12 General Electric Company Method and systems for operating a combined cycle power plant
US7980083B2 (en) * 2008-12-22 2011-07-19 General Electric Company Method and system for operating a combined cycle power plant
US8069672B2 (en) * 2008-12-22 2011-12-06 General Electric Company Method and systems for operating a combined cycle power plant
WO2010087984A2 (en) * 2009-01-28 2010-08-05 Jonathan Feinstein Combined heat and power with a peak temperature heat load
US20170176098A1 (en) * 2015-12-22 2017-06-22 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Systems and methods for automated startup of an air separation plant
PL3196574T3 (pl) 2016-01-21 2021-10-18 Linde Gmbh Sposób i urządzenie do wytwarzania gazowego azotu pod ciśnieniem przez kriogeniczną separację powietrza
CA3029667A1 (en) * 2016-06-30 2018-01-04 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Method and apparatus for the production of air gases by the cryogenic separation of air
RU2647275C1 (ru) * 2016-12-15 2018-03-15 Межрегиональное общественное учреждение "Институт инженерной физики" Способ управления пневматическим приводом криогенной арматуры

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2835852C2 (de) * 1978-08-16 1982-11-25 Kraftwerk Union AG, 4330 Mülheim Kombinierte Gas-Dampfkraftanlage mit einer Vergasungseinrichtung für den Brennstoff
US4785621A (en) * 1987-05-28 1988-11-22 General Electric Company Air bottoming cycle for coal gasification plant
US5459994A (en) * 1993-05-28 1995-10-24 Praxair Technology, Inc. Gas turbine-air separation plant combination
FR2753638B1 (fr) * 1996-09-25 1998-10-30 Procede pour l'alimentation d'une unite consommatrice d'un gaz
FR2774157B1 (fr) * 1998-01-23 2000-05-05 Air Liquide Installation combinee d'un four et d'un appareil de distillation d'air et procede de mise en oeuvre
FR2774159B1 (fr) * 1998-01-23 2000-03-17 Air Liquide Installation combinee d'un four et d'un appareil de distillation d'air et procede de mise en oeuvre
US5979183A (en) * 1998-05-22 1999-11-09 Air Products And Chemicals, Inc. High availability gas turbine drive for an air separation unit
US6116052A (en) * 1999-04-09 2000-09-12 Air Liquide Process And Construction Cryogenic air separation process and installation
US6192707B1 (en) * 1999-11-12 2001-02-27 Praxair Technology, Inc. Cryogenic system for producing enriched air

Also Published As

Publication number Publication date
US6568207B1 (en) 2003-05-27
EP1470377A1 (en) 2004-10-27
CN1620587A (zh) 2005-05-25
CN100378421C (zh) 2008-04-02
AU2003200844A1 (en) 2003-07-30
RU2287120C2 (ru) 2006-11-10
BR0306991A (pt) 2004-12-14
WO2003060405A1 (en) 2003-07-24

Similar Documents

Publication Publication Date Title
RU2004125172A (ru) Интегрированный способ и система для разделения воздуха, поступающего посредством сжатого воздуха из нескольких компрессоров
US6962062B2 (en) Process and apparatus for the separation of air by cryogenic distillation
EP1680208B1 (en) A membrane/distillation method and system for extracting co2 from hydrocarbon gas
EP0964215A3 (en) Method for carbon dioxide recovery from a feed stream
CN1045173A (zh) 通过精馏来分离空气的方法和装置
KR950006409A (ko) 펌핑된 액상 생성물을 기화시키기 위한 저온 정류방법 및 장치
WO2007126972A3 (en) Carbon dioxide purification method
PT1355716E (pt) Metodo e sistema permitindo a extraccao do dioxido de carbono por anti-sublimacao
US20080223075A1 (en) Process and Apparatus for the Separation of Air by Cryogenic Distillation
ATE329218T1 (de) Verfahren und vorrichtung zur gewinnung von krypton und/oder xenon durch tieftemperaturzerlegung von luft
WO2008059399A3 (en) Cryogenic air separation process and apparatus
CA2058847A1 (en) Air separation
EP1014020A1 (fr) Procédé de séparation cryogénique des gaz de l'air
JP4308432B2 (ja) デフレグメーターを用いた低温蒸留による窒素の製造方法および装置
US20090249988A1 (en) Apparatus and Process for Oxycombustion with CO2 Capture
KR950006408A (ko) 액체 산소 펌핑 방법 및 장치
KR910002708A (ko) 질소생성 설비에 백-업 물질(back-up)로서 공급되는 액체 질소의 초정제 방법
EP1189003A1 (fr) Procédé et installation de séparation d'air par distillation cryogénique
JP2011519010A (ja) 低温蒸留によって空気を分離する装置および方法
JP2006284075A (ja) 空気分離方法および空気分離装置
CN1119605C (zh) 包括氮产品压缩机的空气分离装置
CN113003553B (zh) 从液态氧中回收氪和氙
WO2013014252A2 (en) Air separation
ATE306062T1 (de) Verfahren zur gewinnung von gasförmigem stickstoff
JP2007512491A (ja) 気体流の一成分を濃縮する方法及び装置

Legal Events

Date Code Title Description
MM4A The patent is invalid due to non-payment of fees

Effective date: 20140103