FR3118145B1 - Procédé de redémarrage d’un appareil de séparation d’air - Google Patents
Procédé de redémarrage d’un appareil de séparation d’air Download PDFInfo
- Publication number
- FR3118145B1 FR3118145B1 FR2014066A FR2014066A FR3118145B1 FR 3118145 B1 FR3118145 B1 FR 3118145B1 FR 2014066 A FR2014066 A FR 2014066A FR 2014066 A FR2014066 A FR 2014066A FR 3118145 B1 FR3118145 B1 FR 3118145B1
- Authority
- FR
- France
- Prior art keywords
- restarting
- air separation
- column
- separation device
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000000926 separation method Methods 0.000 title abstract 3
- 238000004821 distillation Methods 0.000 abstract 1
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
- F25J3/04763—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
- F25J3/04818—Start-up of the process
-
- 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
- F25J3/044—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 single pressure main column system only
-
- 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
- F25J3/04763—Start-up or control of the process; Details of the apparatus used
- F25J3/04866—Construction and layout of air fractionation equipments, e.g. valves, machines
- F25J3/04872—Vertical layout of cold equipments within in the cold box, e.g. columns, heat exchangers etc.
-
- 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
- F25J2245/40—Processes or apparatus involving steps for recycling of process streams the recycled stream being air
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)
Abstract
Titre : Procédé de redémarrage d’un appareil de séparation d’air Dans un procédé de redémarrage d’un appareil de séparation d’air comprenant un système de colonnes (K1, K2) comprenant au moins une première colonne de distillation (K1) et un échangeur de chaleur (3) disposé en dessous de la première colonne avec son axe principal à la verticale et avec son bout froid adjacent à la cuve de la première colonne, pendant le redémarrage, on envoie de l’air à l’échangeur et on envoie au moins une partie (5) de l’air refroidi à l’atmosphère. Figure de l’abrégé : Fig. 1
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR2014066A FR3118145B1 (fr) | 2020-12-23 | 2020-12-23 | Procédé de redémarrage d’un appareil de séparation d’air |
US18/269,367 US20240068746A1 (en) | 2020-12-23 | 2021-12-16 | Method for restarting an air separation unit |
CN202180086705.8A CN116685822A (zh) | 2020-12-23 | 2021-12-16 | 用于重启空气分离单元的方法 |
EP21839499.7A EP4267900A1 (fr) | 2020-12-23 | 2021-12-16 | Procédé de redémarrage d'un appareil de séparation d'air |
PCT/EP2021/086108 WO2022136088A1 (fr) | 2020-12-23 | 2021-12-16 | Procédé de redémarrage d'un appareil de séparation d'air |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR2014066A FR3118145B1 (fr) | 2020-12-23 | 2020-12-23 | Procédé de redémarrage d’un appareil de séparation d’air |
FR2014066 | 2020-12-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3118145A1 FR3118145A1 (fr) | 2022-06-24 |
FR3118145B1 true FR3118145B1 (fr) | 2023-03-03 |
Family
ID=74592272
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR2014066A Active FR3118145B1 (fr) | 2020-12-23 | 2020-12-23 | Procédé de redémarrage d’un appareil de séparation d’air |
Country Status (5)
Country | Link |
---|---|
US (1) | US20240068746A1 (fr) |
EP (1) | EP4267900A1 (fr) |
CN (1) | CN116685822A (fr) |
FR (1) | FR3118145B1 (fr) |
WO (1) | WO2022136088A1 (fr) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3211070B2 (ja) * | 1994-02-01 | 2001-09-25 | 日本エア・リキード株式会社 | 高純度窒素ガス製造方法及び装置 |
FR2831249A1 (fr) * | 2002-01-21 | 2003-04-25 | Air Liquide | Procede et installation de separation d'air par distillation cryogenique |
CN201173660Y (zh) * | 2008-03-12 | 2008-12-31 | 杭州福斯达气体设备有限公司 | 一种中小型多工况节能型空分设备 |
EP3438585A3 (fr) * | 2017-08-03 | 2019-04-17 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Procédé de dégivrage d'un appareil de séparation d'air par distillation cryogénique et appareil adapté pour être dégivré par ce procédé |
CN111406191B (zh) | 2017-12-25 | 2021-12-21 | 乔治洛德方法研究和开发液化空气有限公司 | 具有反向主热交换器的单封装空气分离设备 |
-
2020
- 2020-12-23 FR FR2014066A patent/FR3118145B1/fr active Active
-
2021
- 2021-12-16 WO PCT/EP2021/086108 patent/WO2022136088A1/fr active Application Filing
- 2021-12-16 US US18/269,367 patent/US20240068746A1/en active Pending
- 2021-12-16 EP EP21839499.7A patent/EP4267900A1/fr active Pending
- 2021-12-16 CN CN202180086705.8A patent/CN116685822A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
CN116685822A (zh) | 2023-09-01 |
WO2022136088A1 (fr) | 2022-06-30 |
US20240068746A1 (en) | 2024-02-29 |
EP4267900A1 (fr) | 2023-11-01 |
FR3118145A1 (fr) | 2022-06-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10708741B2 (en) | System and method for reducing nitrogen content of GSP/expander product streams for pipeline transport | |
TNSN98095A1 (fr) | Procede ameliore de refrigeration en cascade pour la liquefaction du gaz naturel | |
BRPI0417269A (pt) | processo de separação de ar à baixa temperatura e aparelho de separação de ar | |
EP1435497A3 (fr) | Installation combinée pour la séparation d'air et la liquéfaction de gaz naturel | |
US2480093A (en) | Method of and apparatus for pumping liquid oxygen | |
FR2854683A1 (fr) | Procede et installation de production de gaz de l'air sous pression par distillation cryogenique d'air | |
FR3118145B1 (fr) | Procédé de redémarrage d’un appareil de séparation d’air | |
FR3062197B3 (fr) | Procede et appareil pour la separation de l'air par distillation cryogenique | |
FR2975478B1 (fr) | Procede et appareil de liquefaction d'un debit gazeux riche en dioxyde de carbone | |
EP3438586B1 (fr) | Appareil et procédé de séparation d'air par distillation cryogénique | |
FR3064260B1 (fr) | Procede et appareil de distillation d'un melange de dioxyde de carbone et d'un composant moins volatil | |
FR3119884B1 (fr) | Procédé de séparation d’air par distillation cryogénique | |
FR3121504B1 (fr) | Procédé de refroidissement d’un échangeur thermique d’un système d’alimentation en gaz d’un appareil consommateur de gaz d’un navire | |
FR3128011B1 (fr) | Procédé et appareil de refroidissement d’un débit riche en CO2 | |
US2663166A (en) | Method of and apparatus for pumping liquefied gases | |
FR3145207A1 (fr) | Procédé de liquéfaction d’un débit riche en dioxyde de carbone | |
FR3120429B1 (fr) | Procédé de liquéfaction d’un courant riche en CO2 | |
FR2930331A1 (fr) | Procede et appareil de separation d'air par distillation cryogenique | |
FR3110686B1 (fr) | Procédé de fourniture d’oxygène et/ou d’azote ainsi que d’argon à une zone géographique | |
RU2017102731A (ru) | Способ и система для удаления азота из lng | |
FR3122488B1 (fr) | Procédé et appareil de séparation d’un débit riche en dioxyde de carbone par distillation pour produire du dioxyde de carbone liquide | |
FR3044747B1 (fr) | Procede de liquefaction de gaz naturel et d'azote | |
FR3093785B1 (fr) | Système de contrôle de pression dans une cuve de gaz naturel liquéfié. | |
FR3119227B1 (fr) | Procédé et appareil de séparation d’un débit riche en dioxyde de carbone par distillation pour produire du dioxyde de carbone liquide | |
FR3119883B1 (fr) | Procédé et appareil de liquéfaction d’hydrogène |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 2 |
|
PLSC | Publication of the preliminary search report |
Effective date: 20220624 |
|
RM | Correction of a material error |
Effective date: 20220906 |
|
PLFP | Fee payment |
Year of fee payment: 3 |
|
PLFP | Fee payment |
Year of fee payment: 4 |