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SG11201811684PA - Method for the production of air gases by the cryogenic separation of air - Google Patents

Method for the production of air gases by the cryogenic separation of air

Info

Publication number
SG11201811684PA
SG11201811684PA SG11201811684PA SG11201811684PA SG11201811684PA SG 11201811684P A SG11201811684P A SG 11201811684PA SG 11201811684P A SG11201811684P A SG 11201811684PA SG 11201811684P A SG11201811684P A SG 11201811684PA SG 11201811684P A SG11201811684P A SG 11201811684PA
Authority
SG
Singapore
Prior art keywords
pressure
air
pipeline
international
texas
Prior art date
Application number
SG11201811684PA
Inventor
Paul Kong
Minh Pham-Huy
Wendy Yip
Original Assignee
Air Liquide
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
Priority claimed from US15/382,902 external-priority patent/US10267561B2/en
Priority claimed from US15/382,896 external-priority patent/US10302356B2/en
Application filed by Air Liquide filed Critical Air Liquide
Publication of SG11201811684PA publication Critical patent/SG11201811684PA/en

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
    • F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04078—Providing pressurised feed air or process streams within or from the air fractionation unit providing pressurized products by liquid compression and vaporisation with cold recovery, i.e. so-called internal compression
    • F25J3/04084—Providing pressurised feed air or process streams within or from the air fractionation unit providing pressurized products by liquid compression and vaporisation with cold recovery, i.e. so-called internal compression of 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
    • 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
    • F25J3/04078—Providing pressurised feed air or process streams within or from the air fractionation unit providing pressurized products by liquid compression and vaporisation with cold recovery, i.e. so-called internal compression
    • F25J3/0409—Providing pressurised feed air or process streams within or from the air fractionation unit providing pressurized products by liquid compression and vaporisation with cold recovery, i.e. so-called internal compression of 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
    • 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
    • F25J3/04296—Claude expansion, i.e. expanded into the main or 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
    • F25J3/04406—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
    • 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
    • F25J3/04836—Variable air feed, i.e. "load" or product demand during specified periods, e.g. during periods with high respectively low power costs
    • 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
    • F25J2290/60—Details about pipelines, i.e. network, for feed or product distribution

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 1 MI 11111 0 11101 HOE HI 1 0 1011101111110011111101111011110 MAMIE Organization International Bureau (10) International Publication Number (43) International Publication Date .....0\"\"\"1 WO 2018/005768 Al 04 January 2018 (04.01.2018) W I PO I PCT (51) International Patent Classification: ET L'EXPLOITATION DES PROCEDES GEORGES F25J 3/04 (2006.01) CLAUDE [FR/FR]; 75 Quai d'Orsay, F-75007 Paris (FR). (21) International Application Number: (72) Inventors; and PCT/US2017/039950 (71) Applicants (for US only): KONG, Paul [US/US]; 3303 Richland Drive, Sugar Land, Texas 77478 (US). PHAM- (22) International Filing Date: 29 June 2017 (29.06.2017) HUY, Minh [US/US]; 12102 Bolero Point Lane, Houston, Texas 77041 (US). YIP, Wendy [US/US]; 13715 Hudson (25) Filing Language: English Court, Sugar Land, Texas 77498 (US). (26) Publication Language: English (74) Agent: MURRAY, Justin et al.; 9811 Katy Freeway, Suit (30) Priority Data: 100, Houston, Texas 77024 (US). 62/356,962 30 June 2016 (30.06.2016) US (81) Designated States (unless otherwise indicated, for every 15/382,902 19 December 2016 (19.12.2016) US kind of national protection available): AE, AG, AL, AM, 15/382,896 19 December 2016 (19.12.2016) US AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, (71) Applicant (for all designated States except US): LAIR DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, LIQUIDE SOCIETE ANONYME POUR L'ETUDE HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, (54) Title: METHOD FOR THE PRODUCTION OF AIR GASES BY THE CRYOGENIC SEPARATION FIG. 1 '''' ' P13 X 60 OF AIR air can include the steps of separating the air stream into is at a feed pressure when oxygen product at a delivery second mode of operation, pressure and the delivery pressure deviates from — —. 14b i 55 12 __2__ Th 4. , , PILL , 116 I 132 i I i I i 261 4)— Plla 11 42 by the cryogenic separation of effective for cryogenically purified and compressed air stream pressure; delivering the pressure; wherein during the difference between the pipeline in instances in which the pipeline — 20 221 .----- apparatus for the production air stream to a cold box using a system of columns, withdrawing wherein the oxygen pipeline the pipeline fashion, a power savings can be realized the oxygen product at a product pressure; of air gases under conditions wherein the has a pipeline and reducing the 11 (57) : A method and GO sending a purified and compressed V; IN an oxygen product and nitrogen in entering the system of columns; C pressure to an oxygen pipeline, ---.. the method can include monitoring *t pressure. By operating in a dynamic 1-1 C its highest value. ei C [Continued on next page] WO 2018/005768 Al MIDEDIMOMOIDEIREEMOOVIIHOMMODEVOIMIE KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3))
SG11201811684PA 2016-06-30 2017-06-29 Method for the production of air gases by the cryogenic separation of air SG11201811684PA (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201662356962P 2016-06-30 2016-06-30
US15/382,902 US10267561B2 (en) 2016-06-30 2016-12-19 Apparatus for the production of air gases by the cryogenic separation of air
US15/382,896 US10302356B2 (en) 2016-06-30 2016-12-19 Method for the production of air gases by the cryogenic separation of air
PCT/US2017/039950 WO2018005768A1 (en) 2016-06-30 2017-06-29 Method for the production of air gases by the cryogenic separation of air

Publications (1)

Publication Number Publication Date
SG11201811684PA true SG11201811684PA (en) 2019-01-30

Family

ID=65019174

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201811684PA SG11201811684PA (en) 2016-06-30 2017-06-29 Method for the production of air gases by the cryogenic separation of air

Country Status (6)

Country Link
EP (1) EP3479040A1 (en)
CN (1) CN109564060B (en)
BR (1) BR112018077490A2 (en)
CA (1) CA3029667C (en)
RU (1) RU2741174C2 (en)
SG (1) SG11201811684PA (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU637600A1 (en) * 1977-03-14 1978-12-15 Предприятие П/Я А-3605 Method of regulating air separation plant operation
US5471843A (en) * 1993-06-18 1995-12-05 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Process and installation for the production of oxygen and/or nitrogen under pressure at variable flow rate
US6568207B1 (en) * 2002-01-18 2003-05-27 L'air Liquide-Societe Anonyme A Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude Integrated process and installation for the separation of air fed by compressed air from several compressors
FR2895068B1 (en) * 2005-12-15 2014-01-31 Air Liquide AIR SEPARATION METHOD BY CRYOGENIC DISTILLATION
EP1845323A1 (en) * 2006-04-13 2007-10-17 Linde Aktiengesellschaft Process and device for producing a high pressure product by cryogenic separation of air
US20090241595A1 (en) * 2008-03-27 2009-10-01 Praxair Technology, Inc. Distillation method and apparatus
JP5643491B2 (en) * 2009-07-24 2014-12-17 大陽日酸株式会社 Air liquefaction separation method and apparatus
CN104061757B (en) * 2014-07-07 2016-09-07 开封空分集团有限公司 A kind of liquid oxygen and liquid nitrogen device for making and method

Also Published As

Publication number Publication date
EP3479040A1 (en) 2019-05-08
CN109564060B (en) 2021-08-13
BR112018077490A2 (en) 2019-04-09
RU2741174C2 (en) 2021-01-22
RU2019101433A (en) 2020-07-20
RU2019101433A3 (en) 2020-10-09
CA3029667A1 (en) 2018-01-04
CA3029667C (en) 2025-02-04
CN109564060A (en) 2019-04-02

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