WO2012140369A2 - Procede et appareil de liquefaction d'un gaz ou refroidissement d'un gaz d'alimentation a pression supercritique - Google Patents
Procede et appareil de liquefaction d'un gaz ou refroidissement d'un gaz d'alimentation a pression supercritique Download PDFInfo
- Publication number
- WO2012140369A2 WO2012140369A2 PCT/FR2012/050797 FR2012050797W WO2012140369A2 WO 2012140369 A2 WO2012140369 A2 WO 2012140369A2 FR 2012050797 W FR2012050797 W FR 2012050797W WO 2012140369 A2 WO2012140369 A2 WO 2012140369A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- gas
- heat exchanger
- cooled
- expanded
- exchanger
- Prior art date
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 48
- 239000012530 fluid Substances 0.000 claims description 17
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 14
- 238000011144 upstream manufacturing Methods 0.000 claims description 13
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 7
- 239000001569 carbon dioxide Substances 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims 1
- 230000005494 condensation Effects 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 60
- 238000004519 manufacturing process Methods 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
-
- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/0002—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the fluid to be liquefied
- F25J1/0027—Oxides of carbon, e.g. CO2
-
- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/003—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production
- F25J1/0032—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration"
- F25J1/004—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration" by flash gas recovery
-
- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/003—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production
- F25J1/0032—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration"
- F25J1/0042—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration" by liquid expansion with extraction of work
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- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/003—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production
- F25J1/0032—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration"
- F25J1/0045—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration" by vaporising a liquid return stream
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- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0201—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using only internal refrigeration means, i.e. without external refrigeration
- F25J1/0202—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using only internal refrigeration means, i.e. without external refrigeration in a quasi-closed internal refrigeration loop
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- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0257—Construction and layout of liquefaction equipments, e.g. valves, machines
- F25J1/0262—Details of the cold heat exchange system
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- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0257—Construction and layout of liquefaction equipments, e.g. valves, machines
- F25J1/0262—Details of the cold heat exchange system
- F25J1/0263—Details of the cold heat exchange system using different types of heat exchangers
-
- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0257—Construction and layout of liquefaction equipments, e.g. valves, machines
- F25J1/0262—Details of the cold heat exchange system
- F25J1/0264—Arrangement of heat exchanger cores in parallel with different functions, e.g. different cooling streams
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- 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
- F25J3/06—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation
- F25J3/063—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation characterised by the separated product stream
- F25J3/067—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation characterised by the separated product stream separation of carbon dioxide
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- 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
- F25J2210/70—Flue or combustion exhaust gas
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- 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
- F25J2220/00—Processes or apparatus involving steps for the removal of impurities
- F25J2220/80—Separating impurities from carbon dioxide, e.g. H2O or water-soluble contaminants
- F25J2220/82—Separating low boiling, i.e. more volatile components, e.g. He, H2, CO, Air gases, CH4
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- 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
- F25J2230/00—Processes or apparatus involving steps for increasing the pressure of gaseous process streams
- F25J2230/30—Compression of the feed stream
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- 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
- F25J2230/00—Processes or apparatus involving steps for increasing the pressure of gaseous process streams
- F25J2230/42—Processes or apparatus involving steps for increasing the pressure of gaseous process streams the fluid being nitrogen
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- 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
- F25J2240/00—Processes or apparatus involving steps for expanding of process streams
- F25J2240/40—Expansion without extracting work, i.e. isenthalpic throttling, e.g. JT valve, regulating valve or venturi, or isentropic nozzle, e.g. Laval
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- 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
- F25J2245/02—Recycle of a stream in general, e.g. a by-pass stream
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- 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
- F25J2270/02—Internal refrigeration with liquid vaporising loop
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- 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
- F25J2270/80—Quasi-closed internal or closed external carbon dioxide refrigeration cycle
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- 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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
Definitions
- the disadvantage of the basic scheme is to sub-cool the liquid or gas down to -50 ° C in one step, which amounts to imposing on the entire exchange line its high design pressure which may be higher at 80 bars. This high pressure creates constraints on the exchanger whose passage section must be reduced, as well as the number of boxes for the entry or exit of fluid.
- the invention aims to sub-cool the liquid or the gas cooled in a simple exchanger with two fluids and sized for the maximum pressure.
- the subcooled liquid is then expanded, but at a pressure high enough not to vaporize.
- the next exchanger generally more complex, can be dimensioned with a pressure stress significantly lower.
- the expanded liquid or the expanded gas downstream of the first exchanger will also be separated into two streams.
- One of them is under cooling only so as to be able to relax at a pressure of about 18 to 26 bar (which corresponds to the suction pressure of the third compression wheel when there are four until at condensing pressure) without gas production (which avoids the investment of a separator pot).
- These two flows actually feed the two higher pressure sprays ("HP" and "HHP"). This avoids sub-cooling these liquids to -50 ° C, which induced significant energy losses by thermal difference. In these cases, it could not get the fluid to an intermediate level because it increases the number of boxes on the exchanger.
- the flow rates sent to the first exchanger have a pressure greater than 40 bar.
- the cooled liquid or gas is cooled at the first pressure in a first heat exchanger only by heat exchange with only one other fluid.
- an apparatus for liquefying a feed gas or cooling a feed gas comprising a compressor, a first heat exchanger, a second heat exchanger separate from the first heat exchanger, condensing or cooling means connected to the compressor, a pipe for supplying the mixed feed gas with a cycle gas to the condensing or cooling means, a pipe for bringing at least a part of the condensed liquid or gas cooled by the condensing or cooling means at the first exchanger to form a cooled liquid or a gas cooled at the first pressure, a valve, a pipe for sending the liquid cooled or the gas cooled to the valve to relax to a second pressure lower than the first pressure to form a expanded flow, a pipe to send at least a portion of the expanded flow to the second heat exchanger, a pipe to exit the expanded flow rate of the second heat exchanger, a pipe for conveying a first portion of the expanded flow constituting the liquefied product, conduits for supplying a second and
- the second heat exchanger may be connected to the pipes to cause a second and a third portion of the expanded flow to vaporize.
- the first exchanger may be a brazed aluminum plate and fin heat exchanger.
- the compressed gas in the compressor C4 is at a subcritical pressure, it will be condensed in the cooler E4 and the liquid formed will be cooled in the first exchanger E1 and then expanded in a valve 9 to a pressure of 55 bar without producing gas.
- the other liquid portion 1 1 from the valve 9 is cooled to an intermediate temperature of the exchanger E2. Then the part is divided into two flows.
- the flow 17 is expanded to 43 bar in a valve 21 without producing gas and heated in the first exchanger E2 before being recycled upstream of the compressor C4 at 43 bar.
- the gas formed in the separator pot bypasses the exchanger E2 and mixes with the vaporized liquid upstream of the compressor C4.
- the other flow 15 is expanded in a valve 55 of 55 bar at between 18 and 26 bar, without production of gas, for example at 24 bar. Then the flow 15 is returned to the second exchanger E2 at an intermediate temperature, heated and recycled downstream of the compressor C2 and upstream of the compressor C3.
- the liquid formed in the phase separator 22 is divided in two. Part 13 cools completely in the second exchanger E2 and the other flow 28 vaporizes in the first exchanger E1 before being mixed at the first flow.
- the overhead gas 27 of the separator P3 and the overhead gas of the separator P1 are mixed, heated in the exchanger E2A, compressed by a compressor C5, if necessary, cooled in an exchanger 31 and then cooled in the exchanger E2A before being sent to a phase separator P2.
- the overhead gas 33 of the separator P2 is heated in the exchanger E2A and the trough liquid 36 is sent to the separator P1.
- No flow sent to the second exchanger E2 has a pressure greater than 60 bar.
- H H P denotes "very high pressure”
- HP high pressure
- M P medium pressure
- B P low pressure
- FIG. 1 to 4 show the separation of a flow 1 which is introduced at the inlet pressure of the compressor C3. It is obvious that the flow can be introduced at the inlet of another of the compressors, C1, C2, C4, or even at the outlet of the compressor C4 if it is at very high pressure.
- the vaporization of the cycle liquid takes place at as much pressure as there are compression stages C1, C2, C3, C4, four of which can be an optimum.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2831203A CA2831203A1 (fr) | 2011-04-14 | 2012-04-12 | Procede et appareil de liquefaction d'un gaz ou refroidissement d'un gaz d'alimentation a pression supercritique |
EP12722405.3A EP2697583A2 (fr) | 2011-04-14 | 2012-04-12 | Procede et appareil de liquefaction d'un gaz ou refroidissement d'un gaz d'alimentation a pression supercritique |
AU2012241641A AU2012241641B2 (en) | 2011-04-14 | 2012-04-12 | Method and apparatus for liquefying a gas or cooling a feed gas at supercritical pressure |
US14/111,349 US9435582B2 (en) | 2011-04-14 | 2012-04-12 | Method and apparatus for liquefying a gas or cooling a feed gas at supercritical pressure |
CN201280018398.0A CN104067078B (zh) | 2011-04-14 | 2012-04-12 | 用于液化气体或冷却超临界压力下的原料气的方法和设备 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1153245A FR2974167B1 (fr) | 2011-04-14 | 2011-04-14 | Procede et appareil de liquefaction d'un gaz |
FR1153245 | 2011-04-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2012140369A2 true WO2012140369A2 (fr) | 2012-10-18 |
WO2012140369A3 WO2012140369A3 (fr) | 2015-01-29 |
Family
ID=46146905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2012/050797 WO2012140369A2 (fr) | 2011-04-14 | 2012-04-12 | Procede et appareil de liquefaction d'un gaz ou refroidissement d'un gaz d'alimentation a pression supercritique |
Country Status (7)
Country | Link |
---|---|
US (1) | US9435582B2 (fr) |
EP (1) | EP2697583A2 (fr) |
CN (1) | CN104067078B (fr) |
AU (1) | AU2012241641B2 (fr) |
CA (1) | CA2831203A1 (fr) |
FR (1) | FR2974167B1 (fr) |
WO (1) | WO2012140369A2 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140069141A1 (en) * | 2012-09-13 | 2014-03-13 | Naoto Yonemura | Compressing system, and gas compressing method |
FR3016436A1 (fr) * | 2014-01-10 | 2015-07-17 | Air Liquide | Procede et appareil de liquefaction d’un courant de co2 gazeux |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA3075987A1 (fr) | 2017-09-29 | 2019-04-04 | Exxonmobil Upstream Research Company | Liquefaction de gaz naturel par un processus d'expansion a haute pression |
FR3083854B1 (fr) * | 2018-07-11 | 2020-12-18 | Engie | Dispositif et procede de liquefaction d'un flux de dioxyde de carbone |
FR3120429B1 (fr) * | 2021-03-03 | 2023-09-22 | Air Liquide | Procédé de liquéfaction d’un courant riche en CO2 |
FR3142538A1 (fr) | 2022-11-28 | 2024-05-31 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Procédé et appareil de liquéfaction de CO2 ou de séparation de CO2 par distillation |
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DE1626325B1 (de) * | 1964-11-03 | 1969-10-23 | Linde Ag | Verfahren und Einrichtung zum Verfluessigen von tiefsiedenden Gasen |
US6006545A (en) * | 1998-08-14 | 1999-12-28 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes | Liquefier process |
RU2233411C2 (ru) * | 2002-07-15 | 2004-07-27 | Открытое акционерное общество криогенного машиностроения | Способ сжижения природного газа в дроссельном цикле |
US6658890B1 (en) * | 2002-11-13 | 2003-12-09 | Conocophillips Company | Enhanced methane flash system for natural gas liquefaction |
GB2416389B (en) * | 2004-07-16 | 2007-01-10 | Statoil Asa | LCD liquefaction process |
US7766999B2 (en) * | 2007-02-16 | 2010-08-03 | Air Liquide Process & Construction, Inc. | Process for vaporizing the product CO2 at two different pressures during CO2 separation |
US20090013868A1 (en) * | 2007-07-11 | 2009-01-15 | Arthur Darde | Process and apparatus for the separation of a gaseous mixture |
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- 2012-04-12 CN CN201280018398.0A patent/CN104067078B/zh not_active Expired - Fee Related
- 2012-04-12 CA CA2831203A patent/CA2831203A1/fr not_active Abandoned
- 2012-04-12 AU AU2012241641A patent/AU2012241641B2/en not_active Ceased
- 2012-04-12 EP EP12722405.3A patent/EP2697583A2/fr not_active Withdrawn
- 2012-04-12 US US14/111,349 patent/US9435582B2/en not_active Expired - Fee Related
- 2012-04-12 WO PCT/FR2012/050797 patent/WO2012140369A2/fr active Application Filing
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US20140069141A1 (en) * | 2012-09-13 | 2014-03-13 | Naoto Yonemura | Compressing system, and gas compressing method |
US11656026B2 (en) | 2012-09-13 | 2023-05-23 | Mitsubishi Heavy Industries Compressor Corporation | Compressing system, and gas compressing method |
FR3016436A1 (fr) * | 2014-01-10 | 2015-07-17 | Air Liquide | Procede et appareil de liquefaction d’un courant de co2 gazeux |
WO2015104510A3 (fr) * | 2014-01-10 | 2015-12-10 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Procédé et appareil de liquéfaction d'un courant de co2 gazeux |
US20160327333A1 (en) * | 2014-01-10 | 2016-11-10 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Method and device for the liquefaction of a gaseous co2 stream |
CN106415173A (zh) * | 2014-01-10 | 2017-02-15 | 乔治洛德方法研究和开发液化空气有限公司 | 用于液化气态co2流的方法和设备 |
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US9435582B2 (en) | 2016-09-06 |
AU2012241641B2 (en) | 2016-12-08 |
CN104067078B (zh) | 2016-09-07 |
FR2974167A1 (fr) | 2012-10-19 |
CN104067078A (zh) | 2014-09-24 |
EP2697583A2 (fr) | 2014-02-19 |
FR2974167B1 (fr) | 2015-11-06 |
WO2012140369A3 (fr) | 2015-01-29 |
AU2012241641A1 (en) | 2013-10-31 |
CA2831203A1 (fr) | 2012-10-18 |
US20140026611A1 (en) | 2014-01-30 |
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