FR2329958A1 - Procede et dispositif de separation de l'air en ses constituants - Google Patents
Procede et dispositif de separation de l'air en ses constituantsInfo
- Publication number
- FR2329958A1 FR2329958A1 FR7631839A FR7631839A FR2329958A1 FR 2329958 A1 FR2329958 A1 FR 2329958A1 FR 7631839 A FR7631839 A FR 7631839A FR 7631839 A FR7631839 A FR 7631839A FR 2329958 A1 FR2329958 A1 FR 2329958A1
- Authority
- FR
- France
- Prior art keywords
- constituents
- separating
- air
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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
- F25J3/04248—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
- F25J3/04151—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
-
- 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
- F25J3/04218—Parallel arrangement of the main heat exchange line in cores having different functions, e.g. in low pressure and high pressure cores
- F25J3/04224—Cores associated with a liquefaction or refrigeration cycle
-
- 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
- F25J3/04278—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using external refrigeration units, e.g. closed mechanical or regenerative refrigeration units
-
- 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
- F25J3/04309—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 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
- F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
- F25J3/04333—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using quasi-closed loop internal vapor compression refrigeration cycles, e.g. of intermediate or oxygen enriched (waste-)streams
- F25J3/04351—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using quasi-closed loop internal vapor compression refrigeration cycles, e.g. of intermediate or oxygen enriched (waste-)streams of nitrogen
- F25J3/04357—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using quasi-closed loop internal vapor compression refrigeration cycles, e.g. of intermediate or oxygen enriched (waste-)streams of nitrogen and comprising a gas work expansion loop
-
- 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
- F25J3/04375—Details relating to the work expansion, e.g. process parameter etc.
- F25J3/04393—Details relating to the work expansion, e.g. process parameter etc. using multiple or multistage gas work expansion
-
- 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
- F25J2270/00—Refrigeration techniques used
- F25J2270/90—External refrigeration, e.g. conventional closed-loop mechanical refrigeration unit using Freon or NH3, unspecified external refrigeration
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Separation By Low-Temperature Treatments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752548222 DE2548222C2 (de) | 1975-10-28 | Verfahren und Vorrichtung zur Luftzerlegung |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2329958A1 true FR2329958A1 (fr) | 1977-05-27 |
FR2329958B1 FR2329958B1 (fr) | 1980-11-21 |
Family
ID=5960282
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7631839A Granted FR2329958A1 (fr) | 1975-10-28 | 1976-10-22 | Procede et dispositif de separation de l'air en ses constituants |
Country Status (4)
Country | Link |
---|---|
US (1) | US4099945A (fr) |
JP (1) | JPS5253772A (fr) |
BR (1) | BR7606681A (fr) |
FR (1) | FR2329958A1 (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4407135A (en) * | 1981-12-09 | 1983-10-04 | Union Carbide Corporation | Air separation process with turbine exhaust desuperheat |
JPS61110872A (ja) * | 1984-11-02 | 1986-05-29 | 日本酸素株式会社 | 窒素製造方法 |
US4655809A (en) * | 1986-01-10 | 1987-04-07 | Air Products And Chemicals, Inc. | Air separation process with single distillation column with segregated heat pump cycle |
US4707994A (en) * | 1986-03-10 | 1987-11-24 | Air Products And Chemicals, Inc. | Gas separation process with single distillation column |
US4894076A (en) * | 1989-01-17 | 1990-01-16 | Air Products And Chemicals, Inc. | Recycle liquefier process |
EP0383994A3 (fr) * | 1989-02-23 | 1990-11-07 | Linde Aktiengesellschaft | Procédé et dispositif de rectification d'air |
US5144808A (en) * | 1991-02-12 | 1992-09-08 | Liquid Air Engineering Corporation | Cryogenic air separation process and apparatus |
US5228297A (en) * | 1992-04-22 | 1993-07-20 | Praxair Technology, Inc. | Cryogenic rectification system with dual heat pump |
FR2702040B1 (fr) * | 1993-02-25 | 1995-05-19 | Air Liquide | Procédé et installation de production d'oxygène et/ou d'azote sous pression. |
JP3472631B2 (ja) * | 1994-09-14 | 2003-12-02 | 日本エア・リキード株式会社 | 空気分離装置 |
FR2728663B1 (fr) * | 1994-12-23 | 1997-01-24 | Air Liquide | Procede de separation d'un melange gazeux par distillation cryogenique |
DE19720453A1 (de) * | 1997-05-15 | 1998-11-19 | Linde Ag | Verfahren und Vorrichtung zur Gewinnung von Stickstoff durch Tieftemperaturzerlegung von Luft |
US9714789B2 (en) * | 2008-09-10 | 2017-07-25 | Praxair Technology, Inc. | Air separation refrigeration supply method |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1250454A (fr) * | 1958-09-24 | 1961-01-13 | Lindes Eismaschinen Ag | Procédé pour la réalisation d'un bilan frigorifique équilibré lors de l'obtention, depuis la rectification, de mélanges de gaz ou de composants de mélanges de gaz sous haute pression, ou non |
FR1600646A (fr) * | 1968-02-28 | 1970-07-27 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2526996A (en) * | 1947-02-21 | 1950-10-24 | Elliott Co | Method and apparatus for separating mixed gases |
DE1103363B (de) * | 1958-09-24 | 1961-03-30 | Linde Eismasch Ag | Verfahren und Vorrichtung zur Erzeugung eines ausgeglichenen Kaeltehaushaltes bei der Gewinnung von unter hoeherem Druck stehenden Gasgemischen und/oder Gasgemisch-komponenten durch Rektifikation |
DE1226616B (de) * | 1961-11-29 | 1966-10-13 | Linde Ag | Verfahren und Einrichtung zur Gewinnung von gasfoermigem Drucksauerstoff mit gleichzeitiger Erzeugung fluessiger Zerlegungsprodukte durch Tieftemperatur-Luftzerlegung |
US3327488A (en) * | 1964-04-17 | 1967-06-27 | Air Prod & Chem | Refrigeration system for gas liquefaction |
-
1976
- 1976-10-06 BR BR7606681A patent/BR7606681A/pt unknown
- 1976-10-20 JP JP51125079A patent/JPS5253772A/ja active Granted
- 1976-10-22 FR FR7631839A patent/FR2329958A1/fr active Granted
- 1976-10-27 US US05/736,212 patent/US4099945A/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1250454A (fr) * | 1958-09-24 | 1961-01-13 | Lindes Eismaschinen Ag | Procédé pour la réalisation d'un bilan frigorifique équilibré lors de l'obtention, depuis la rectification, de mélanges de gaz ou de composants de mélanges de gaz sous haute pression, ou non |
FR1600646A (fr) * | 1968-02-28 | 1970-07-27 |
Also Published As
Publication number | Publication date |
---|---|
BR7606681A (pt) | 1977-11-16 |
JPS5632541B2 (fr) | 1981-07-28 |
FR2329958B1 (fr) | 1980-11-21 |
US4099945A (en) | 1978-07-11 |
JPS5253772A (en) | 1977-04-30 |
DE2548222B1 (de) | 1977-01-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE830856A (fr) | Procede et appareillage de separation des constituants de l'air par cryogenie | |
IT1060413B (it) | Metodo per la separazione di gocce e dispositivo per la sua attuazione | |
FR2298908A1 (fr) | Procede et dispositif de compression | |
RO70262A (fr) | Procede de separation des parafines normales et des isoparafines | |
FR2307322A1 (fr) | Procede et systeme d'enseignement audio-visuel | |
FR2328198A1 (fr) | Procede et dispositif de surveillance de la vitesse d'un objet | |
FR2302148A1 (fr) | Procede et dispositif pour la separation de fractions differentes dans des ordures | |
BE838997A (fr) | Procede et dispositif d'analyse | |
FR2453675B1 (fr) | Dispositif de separation de particules magnetiques | |
MX161010A (es) | Mejoras en sistema de separacion de solidos-gas | |
BE870426A (fr) | Procede et dispositif de separation d'isotopes | |
FR2329958A1 (fr) | Procede et dispositif de separation de l'air en ses constituants | |
IT1077655B (it) | Procedimento e dispositivo per separare sostanze mediante centrifugazione | |
FR2301156A7 (fr) | Procede et dispositif pour l' | |
FR2328192A1 (fr) | Procede et dispositif pour l'identification de substances fluorescentes | |
BE855936A (fr) | Procede de separation du platine et/ou du palladium | |
FR2298475A1 (fr) | Procede et dispositif de recuperation d'epaves immergees | |
BE860716A (fr) | Procede et appareil d'enrichissement isotopique par centrifugation | |
BE835005A (fr) | Procede et appareil de separation de l'air en ses constituants par adsorption alternative | |
FR2317954A1 (fr) | Procede et dispositif d'extraction et de separation de composes chimiques | |
FR2496115B1 (fr) | Procede et dispositif de separation de gouttelettes de vernis | |
FR2329797A1 (fr) | Procede et dispositif de separation d'impuretes contenues dans des suspensions fibreuses | |
FR2322662A2 (fr) | Procede et dispositif de precipitation electrostatique | |
BE881260A (fr) | Procede et dispositif de reglage des fractions des constituants de l'air dans des processus reactionnels | |
BE811543A (fr) | Procede et dispositif de retroussement d'enveloppes tubulaires |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |