BRPI0614531A2 - método para operar uma instalação de separação de ar criogênico, e, condensador de fluxo descendente - Google Patents

método para operar uma instalação de separação de ar criogênico, e, condensador de fluxo descendente

Info

Publication number
BRPI0614531A2
BRPI0614531A2 BRPI0614531A BRPI0614531A BRPI0614531A2 BR PI0614531 A2 BRPI0614531 A2 BR PI0614531A2 BR PI0614531 A BRPI0614531 A BR PI0614531A BR PI0614531 A BRPI0614531 A BR PI0614531A BR PI0614531 A2 BRPI0614531 A2 BR PI0614531A2
Authority
BR
Brazil
Prior art keywords
operating
air separation
cryogenic air
separation facility
downflow condenser
Prior art date
Application number
BRPI0614531A
Other languages
English (en)
Portuguese (pt)
Inventor
Michael James Lockett
Vijayaraghavan Srinivasan Chakravarthy
Original Assignee
Praxair Technology Inc
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 Praxair Technology Inc filed Critical Praxair Technology Inc
Publication of BRPI0614531A2 publication Critical patent/BRPI0614531A2/pt

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
    • F25J5/00—Arrangements of cold exchangers or cold accumulators in separation or liquefaction plants
    • F25J5/002—Arrangements of cold exchangers or cold accumulators in separation or liquefaction plants for continuously recuperating cold, i.e. in a so-called recuperative heat exchanger
    • F25J5/005—Arrangements of cold exchangers or cold accumulators in separation or liquefaction plants for continuously recuperating cold, i.e. in a so-called recuperative heat exchanger in a reboiler-condenser, e.g. within a 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
    • F25J5/00—Arrangements of cold exchangers or cold accumulators in separation or liquefaction plants
    • F25J5/002—Arrangements of cold exchangers or cold accumulators in separation or liquefaction plants for continuously recuperating cold, i.e. in a so-called recuperative heat exchanger
    • 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
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/42—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being both outside and inside the tubular element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/42—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being both outside and inside the tubular element
    • F28F1/422—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being both outside and inside the tubular element with outside means integral with the tubular element and inside means integral with the tubular element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/18—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by applying coatings, e.g. radiation-absorbing, radiation-reflecting; by surface treatment, e.g. polishing
    • F28F13/185—Heat-exchange surfaces provided with microstructures or with porous coatings
    • F28F13/187—Heat-exchange surfaces provided with microstructures or with porous coatings especially adapted for evaporator surfaces or condenser surfaces, e.g. with nucleation sites
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2235/00—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams
    • F25J2235/50—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams the fluid being oxygen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2245/00—Processes or apparatus involving steps for recycling of process streams
    • F25J2245/50—Processes or apparatus involving steps for recycling of process streams the recycled stream being oxygen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2250/00—Details related to the use of reboiler-condensers
    • F25J2250/04—Down-flowing type boiler-condenser, i.e. with evaporation of a falling liquid film
    • 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
    • F25J2290/44—Particular materials used, e.g. copper, steel or alloys thereof or surface treatments used, e.g. enhanced surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Separation By Low-Temperature Treatments (AREA)
BRPI0614531A 2005-08-04 2006-08-02 método para operar uma instalação de separação de ar criogênico, e, condensador de fluxo descendente BRPI0614531A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/196,405 US20070028649A1 (en) 2005-08-04 2005-08-04 Cryogenic air separation main condenser system with enhanced boiling and condensing surfaces
PCT/US2006/030418 WO2007019299A2 (fr) 2005-08-04 2006-08-02 Condenseur principal pour systeme cryogenique de separation de l'air

Publications (1)

Publication Number Publication Date
BRPI0614531A2 true BRPI0614531A2 (pt) 2016-11-08

Family

ID=37716399

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0614531A BRPI0614531A2 (pt) 2005-08-04 2006-08-02 método para operar uma instalação de separação de ar criogênico, e, condensador de fluxo descendente

Country Status (5)

Country Link
US (1) US20070028649A1 (fr)
EP (1) EP1929228A2 (fr)
CN (1) CN101258374A (fr)
BR (1) BRPI0614531A2 (fr)
WO (1) WO2007019299A2 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7421856B2 (en) * 2005-06-17 2008-09-09 Praxair Technology, Inc. Cryogenic air separation with once-through main condenser
US9476641B2 (en) * 2007-09-28 2016-10-25 Praxair Technology, Inc. Down-flow condenser reboiler system for use in an air separation plant
US8347503B2 (en) * 2008-06-30 2013-01-08 Uop Llc Methods of manufacturing brazed aluminum heat exchangers
US8196909B2 (en) * 2009-04-30 2012-06-12 Uop Llc Tubular condensers having tubes with external enhancements
US8991480B2 (en) * 2010-12-15 2015-03-31 Uop Llc Fabrication method for making brazed heat exchanger with enhanced parting sheets
CN102322728A (zh) * 2011-09-13 2012-01-18 梅塞尔格里斯海姆(中国)投资有限公司 空分设备的主冷凝蒸发器
US9453674B2 (en) 2013-12-16 2016-09-27 Praxair Technology, Inc. Main heat exchange system and method for reboiling
US9366476B2 (en) 2014-01-29 2016-06-14 Praxair Technology, Inc. Condenser-reboiler system and method with perforated vent tubes
US9488408B2 (en) 2014-01-29 2016-11-08 Praxair Technology, Inc. Condenser-reboiler system and method
CN106766673A (zh) 2015-11-20 2017-05-31 普莱克斯技术有限公司 带有穿孔排放管的冷凝器‑重沸器系统及方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3384154A (en) * 1956-08-30 1968-05-21 Union Carbide Corp Heat exchange system
NL267249A (fr) * 1960-07-20
US3696861A (en) * 1970-05-18 1972-10-10 Trane Co Heat transfer surface having a high boiling heat transfer coefficient
DE2808080C2 (de) * 1977-02-25 1982-12-30 Furukawa Metals Co., Ltd., Tokyo Wärmeübertragungs-Rohr für Siedewärmetauscher und Verfahren zu seiner Herstellung
US4179911A (en) * 1977-08-09 1979-12-25 Wieland-Werke Aktiengesellschaft Y and T-finned tubes and methods and apparatus for their making
US4436146A (en) * 1981-05-20 1984-03-13 Union Carbide Corporation Shell and tube heat exchanger
US4715433A (en) * 1986-06-09 1987-12-29 Air Products And Chemicals, Inc. Reboiler-condenser with doubly-enhanced plates
US4700771A (en) * 1987-01-13 1987-10-20 Air Products And Chemicals, Inc. Multi-zone boiling process and apparatus
GB8719349D0 (en) * 1987-08-14 1987-09-23 Boc Group Ltd Liquefied gas boilers
FR2650379B1 (fr) * 1989-07-28 1991-10-18 Air Liquide Appareil de vaporisation-condensation pour double colonne de distillation d'air, et installation de distillation d'air comportant un tel appareil
JP2788793B2 (ja) * 1991-01-14 1998-08-20 古河電気工業株式会社 伝熱管
US5122174A (en) * 1991-03-01 1992-06-16 Air Products And Chemicals, Inc. Boiling process and a heat exchanger for use in the process
US5438836A (en) * 1994-08-05 1995-08-08 Praxair Technology, Inc. Downflow plate and fin heat exchanger for cryogenic rectification
US5699671A (en) * 1996-01-17 1997-12-23 Praxair Technology, Inc. Downflow shell and tube reboiler-condenser heat exchanger for cryogenic rectification
US5956972A (en) * 1997-12-23 1999-09-28 The Boc Group, Inc. Method of operating a lower pressure column of a double column distillation unit
FR2786858B1 (fr) * 1998-12-07 2001-01-19 Air Liquide Echangeur de chaleur
US7066241B2 (en) * 1999-02-19 2006-06-27 Iowa State Research Foundation Method and means for miniaturization of binary-fluid heat and mass exchangers
US6349566B1 (en) * 2000-09-15 2002-02-26 Air Products And Chemicals, Inc. Dephlegmator system and process
US6393866B1 (en) * 2001-05-22 2002-05-28 Praxair Technology, Inc. Cryogenic condensation and vaporization system
US6834515B2 (en) * 2002-09-13 2004-12-28 Air Products And Chemicals, Inc. Plate-fin exchangers with textured surfaces
CA2574113C (fr) * 2004-07-23 2014-02-18 Anna Lee Tonkovich Procede de distillation mettant en oeuvre la technologie des microcanaux

Also Published As

Publication number Publication date
WO2007019299A3 (fr) 2007-11-08
WO2007019299A2 (fr) 2007-02-15
EP1929228A2 (fr) 2008-06-11
CN101258374A (zh) 2008-09-03
US20070028649A1 (en) 2007-02-08

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Legal Events

Date Code Title Description
B06G Technical and formal requirements: other requirements [chapter 6.7 patent gazette]

Free format text: SOLICITA-SE A REGULARIZACAO DA PROCURACAO, UMA VEZ QUE BASEADO NO ARTIGO 216 1O DA LPI, O DOCUMENTO DE PROCURACAO DEVE SER APRESENTADO NO ORIGINAL, TRASLADO OU FOTOCOPIA AUTENTICADA.

B11Z Dismissal: petition dismissal - article 216, par 2 of industrial property law

Free format text: REFERENTE A PETICAO NO 20080017052/RJ DE 01/02/2008.

B11M Decision cancelled [chapter 11.13 patent gazette]

Free format text: O DESPACHO 11.6.1 ESTA SENDO ANULADO TENDO POR BASE A DETERMINACAO DO DIRETOR DE PATENTES, A QUAL E CALCADA NO PARECER NO 0003-2014 AGU/PGF/PFE/INPI/COOPHI-LBC-1.0.

B06H Technical and formal requirements: requirement cancelled [chapter 6.8 patent gazette]

Free format text: O DESPACHO 6.7 ESTA SENDO ANULADO TENDO POR BASE A DETERMINACAO DO DIRETOR DE PATENTES, A QUAL E CALCADA NO PARECER NO 0003-2014 AGU/PGF/PFE/INPI/COOPHI-LBC-1.0. )

B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]