EP2159474A1 - Provision of carbon dioxide - Google Patents
Provision of carbon dioxide Download PDFInfo
- Publication number
- EP2159474A1 EP2159474A1 EP09010055A EP09010055A EP2159474A1 EP 2159474 A1 EP2159474 A1 EP 2159474A1 EP 09010055 A EP09010055 A EP 09010055A EP 09010055 A EP09010055 A EP 09010055A EP 2159474 A1 EP2159474 A1 EP 2159474A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- carbon dioxide
- pump
- heater
- pressure
- liquid
- 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
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C7/00—Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/01—Pure fluids
- F17C2221/013—Carbone dioxide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0146—Two-phase
- F17C2223/0153—Liquefied gas, e.g. LPG, GPL
- F17C2223/0161—Liquefied gas, e.g. LPG, GPL cryogenic, e.g. LNG, GNL, PLNG
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/01—Propulsion of the fluid
- F17C2227/0128—Propulsion of the fluid with pumps or compressors
- F17C2227/0135—Pumps
Definitions
- the invention relates to a device and a method for providing carbon dioxide, in particular of liquid carbon dioxide, under variable pressures and / or temperatures.
- Carbon dioxide especially liquid carbon dioxide
- foaming of plastics with carbon dioxide extrusion cooling, cleaning of surfaces with carbon dioxide snow, conditioning of carbon dioxide for the production of pellets, high-pressure extraction, drinking water treatment, wastewater treatment, mixing water conditioning and the cleaning of textiles with supercritical carbon dioxide.
- the object of the present invention is to specify an apparatus and a method for providing carbon dioxide, in particular liquid carbon dioxide, which makes it possible to provide carbon dioxide, in particular liquid carbon dioxide, under variable pressures and / or temperatures for a wide variety of applications.
- the object is achieved in that the stored in gaseous and / or liquid form carbon dioxide is pumped by at least one pump to the desired pressure and then warmed and / or cooled.
- the figure shows a carbon dioxide storage S shown only in schematic form. This can be designed as a low-pressure tank, high-pressure tank, compressed gas cylinder and / or compressed gas cylinder bundle.
- the deducted from the carbon dioxide storage S via line 1 carbon dioxide is for the purpose of increasing the pressure of a pump or, as in the FIG. 2 shown, a pump unit consisting of two parallel pumps P1 and P1 ', supplied. If the desired pressure is not achievable by means of a single-stage compression, a multi-stage compression is realized.
- These pressure increase of the liquid carbon dioxide serving pumps P1 and P1 ' are preferably designed as electrically and / or pneumatically driven piston pumps. In them, an increase in pressure of the carbon dioxide to values between 20 and 400 bar.
- the carbon dioxide is supplied via the line sections 2 and 2 'and / or 2 and 2 "to a heater E and / or a cooler K.
- the carbon dioxide can be heated or cooled to the desired temperature
- Heater E and the radiator K can be exposed to a wide variety of heating and cooling mediums, by way of example air and organic or inorganic heat transfer media.
- the heated or cooled carbon dioxide is fed to an optional pressure reducer V1. In this possibly a pressure reduction can be realized.
- the illustrated in the figure, also optional to be provided pump P2 serves as a circulation pump.
- the pump P2 is preferably designed as a centrifugal pump, as used as a continuous delivery unit centrifugal pumps to pressure fluctuations react more uncritical than closed delivery units, such as piston pumps.
- Via line 4, the carbon dioxide is then fed to its further use, as exemplified at the outset. Alternatively or additionally, the carbon dioxide can be withdrawn via the line 4 'already before the circulation pump P2.
- the liquid carbon dioxide can be tempered in the desired manner. If there is too much carbon dioxide within the circuit described above, this can be done in the FIG. 2 Safety valves, not shown, are removed or are returned to the carbon dioxide supply via the line sections 5 and 6 'or 6 ", wherein a pressure reducer V2 is provided in the line section 5. In this case, the carbon dioxide is fed via line 6' to the pump inlet and / or via line 6 "the carbon dioxide storage S are supplied. However, the latter alternative assumes that the carbon dioxide storage S is designed to absorb the heated carbon dioxide.
- the device according to the invention and the method according to the invention for providing carbon dioxide for the first time create a compact, universally applicable concept which comprises all the components required to provide carbon dioxide, in particular liquid carbon dioxide, under variable pressures and / or temperatures.
- all operating points of the carbon dioxide in the liquid and supercritical range can be controlled by means of the invention.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Carbon And Carbon Compounds (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
Description
Die Erfindung betrifft eine Vorrichtung sowie ein Verfahren zum Bereitstellen von Kohlendioxid, insbesondere von flüssigem Kohlendioxid, unter variablen Drücken und/oder Temperaturen.The invention relates to a device and a method for providing carbon dioxide, in particular of liquid carbon dioxide, under variable pressures and / or temperatures.
Kohlendioxid, insbesondere flüssiges Kohlendioxid, wird bei einer Vielzahl von Prozessen benötigt. Beispielhaft gemeint seien das Schäumen von Kunststoffen mit Kohlendioxid, die Extrusionskühlung, das Reinigen von Oberflächen mit KohlendioxidSchnee, die Konditionierung von Kohlendioxid für die Herstellung von Pellets, die Hochdruckextraktion, die Trinkwasseraufbereitung, die Abwasserbehandlung, die Anmachwasserkonditionierung sowie die Reinigung von Textilien mit überkritischem Kohlendioxid.Carbon dioxide, especially liquid carbon dioxide, is needed in a variety of processes. By way of example foaming of plastics with carbon dioxide, extrusion cooling, cleaning of surfaces with carbon dioxide snow, conditioning of carbon dioxide for the production of pellets, high-pressure extraction, drinking water treatment, wastewater treatment, mixing water conditioning and the cleaning of textiles with supercritical carbon dioxide.
Bei der Bereitstellung von Kohlendioxid, insbesondere von flüssigem Kohlendioxid, stellt sich bisher das Problem, dass die Nutzer des Kohlendioxids auf die Kohlendioxid-Lagerbedingungen angewiesen sind. Diese Lagerbedingungen sind stets Druck/Temperaturpaarungen auf der Siedelinie (zwischen Tripelpunkt und kritischem Punkt) oder der Sublimationslinie (zwischen Tripelpunkt und Sublimationspunkt); siehe hierzu die
Eine Vielzahl wichtiger physikalischer und/oder chemischer Eigenschaften des Kohlendioxids kommt jedoch erst bei anderen Temperaturen und/oder Drücken zur Geltung.However, a variety of important physical and / or chemical properties of the carbon dioxide is effective only at other temperatures and / or pressures.
Die zum Stand der Technik zählenden Verfahren bzw. Vorrichtungen zum Bereitstellen von Kohlendioxid, insbesondere von flüssigem Kohlendioxid, vermögen das Kohlendioxid, das mittels geeigneter Pumpen auf Drücke oberhalb der eigentlichen Lagerdrücke komprimiert werden kann, nach erfolgter Druckerhöhung entweder ausschließlich abzukühlen oder ausschließlich aufzuheizen.The prior art methods and devices for providing carbon dioxide, in particular liquid carbon dioxide, the carbon dioxide, which can be compressed by means of suitable pumps to pressures above the actual storage pressures, after the pressure increase either exclusively cool or exclusively heat.
Aufgabe der vorliegenden Erfindung ist es, eine Vorrichtung sowie ein Verfahren zum Bereitstellen von Kohlendioxid, insbesondere von flüssigem Kohlendioxid, anzugeben, die bzw. das es ermöglicht, Kohlendioxid, insbesondere flüssiges Kohlendioxid, unter variablen Drücken und/oder Temperaturen für unterschiedlichste Anwendungszwecke bereit zu stellen.The object of the present invention is to specify an apparatus and a method for providing carbon dioxide, in particular liquid carbon dioxide, which makes it possible to provide carbon dioxide, in particular liquid carbon dioxide, under variable pressures and / or temperatures for a wide variety of applications.
Zur Lösung dieser Aufgabe wird eine gattungsgemäße Vorrichtung zum Bereitstellen von Kohlendioxid, insbesondere von flüssigem Kohlendioxid, vorgeschlagen, die gekennzeichnet ist durch
- a) wenigstens einen Kohlendioxid-Speicher, der der Speicherung von gasförmigem und/oder flüssigem Kohlendioxid dient,
- b) wenigstens eine Pumpe, der Kohlendioxid aus dem Kohlendioxid-Speicher zugeführt wird und die der Druckerhöhung von flüssigem Kohlendioxid dient,
- c) wenigstens einen der Pumpe nachgeschalteten Kühler und
- d) wenigstens einen der Pumpe nachgeschalteten Erhitzer.
- a) at least one carbon dioxide storage, which serves to store gaseous and / or liquid carbon dioxide,
- b) at least one pump which is supplied with carbon dioxide from the carbon dioxide storage and which serves to increase the pressure of liquid carbon dioxide,
- c) at least one pump downstream of the cooler and
- d) at least one of the pump downstream heater.
Verfahrensseitig wird die gestellte Aufgabe dadurch gelöst, dass das in gasförmiger und/oder flüssiger Form gespeicherte Kohlendioxid mittels wenigstens einer Pumpe auf den gewünschten Druck gepumpt und anschließend angewärmt und/oder abgekühlt wird.The method, the object is achieved in that the stored in gaseous and / or liquid form carbon dioxide is pumped by at least one pump to the desired pressure and then warmed and / or cooled.
Weitere vorteilhafte Ausgestaltungen der erfindungsgemäße Vorrichtung sowie des erfindungsgemäßen Verfahrens zum Bereitstellen von Kohlendioxid, die Gegenstände der abhängigen Patentansprüche darstellen, sind dadurch gekennzeichnet, dass
- Kühler und Erhitzer in einem Bauteil bzw. einer Vorrichtung realisiert sind,
- dem Kühler und dem Erhitzer ein Druckminderer nachgeschaltet ist,
- dem Kühler und dem Erhitzer eine weitere Pumpe nachgeschaltet ist,
- der Kühler und Erhitzer ausgangsseitig über eine Leitung mit dem Eingang der Pumpe(n) verbunden oder verbindbar sind,
- in der Leitung ein Druckminderer angeordnet ist,
- der Kohlendioxid-Speicher als Niederdrucktank, Hochdrucktank, Druckgasflasche und/oder Druckgasflaschenbündel ausgebildet ist, und
- die der Druckerhöhung des flüssigen Kohlendioxids dienende Pumpe(n) als elektrisch und/oder pneumatisch angetriebene Kolbenpumpe(n) ausgebildet ist bzw. sind.
- Radiator and heater are realized in a component or a device,
- the cooler and the heater, a pressure reducer is connected downstream,
- the radiator and the heater is followed by another pump,
- the radiator and heater are connected or connectable on the output side via a line to the input of the pump (s),
- in the line a pressure reducer is arranged,
- the carbon dioxide storage is designed as a low-pressure tank, high-pressure tank, compressed gas cylinder and / or compressed gas cylinder bundle, and
- the pump (s) serving to increase the pressure of the liquid carbon dioxide is or are designed as an electrically and / or pneumatically driven piston pump (s).
Die erfindungsgemäße Vorrichtung und das erfindungsgemäße Verfahren zum Bereitstellen von Kohlendioxid sowie weitere Ausgestaltungen derselben seien nachfolgend anhand des in der
Die Figur zeigt einen lediglich in schematisierter Form dargestellten Kohlendioxid-Speicher S. Dieser kann als Niederdrucktank, Hochdrucktank, Druckgasflasche und/oder Druckgasflaschenbündel ausgebildet sein.The figure shows a carbon dioxide storage S shown only in schematic form. This can be designed as a low-pressure tank, high-pressure tank, compressed gas cylinder and / or compressed gas cylinder bundle.
Das aus dem Kohlendioxid-Speicher S über Leitung 1 abgezogene Kohlendioxid wird zum Zwecke der Druckerhöhung einer Pumpe oder, wie in der der
Daran anschließend wird das Kohlendioxid über die Leitungsabschnitte 2 und 2' und/oder 2 und 2" einem Erhitzer E und/oder einem Kühler K zugeführt. In diesen kann ein Erhitzen bzw. ein Abkühlen des Kohlendioxids auf die gewünschte Temperatur erfolgen. Hierzu können der Erhitzer E sowie der Kühler K mit unterschiedlichsten Wärme- bzw. Kältemedien beaufschlagt werden. Beispielhaft genannt seien Luft sowie organische oder anorganische Wärmeträger. Des Weiteren kann eine Erhitzung mittels Verbrennungsprozesses erfolgen. Wo erwünscht und realisierbar wird das Kohlendioxid soweit unterkühlt, dass es blasenfrei zirkuliert.Subsequently, the carbon dioxide is supplied via the
Über Leitung 3 wird das erwärmte oder abgekühlte Kohlendioxid einem optional vorzusehenden Druckminderer V1 zugeführt. In diesem kann ggf. ein Druckabbau realisiert werden. Die in der Figur dargestellte, ebenfalls optional vorzusehende Pumpe P2 dient als Kreislaufpumpe. Die Pumpe P2 ist vorzugsweise als Kreiselpumpe ausgeführt, da als durchgängiges Förderaggregat verwendete Kreiselpumpen gegenüber Druckschwankungen unkritischer reagieren als geschlossene Förderaggregate, wie bspw. Kolbenpumpen. Über Leitung 4 wird das Kohlendioxid anschließend seiner weiteren Verwendung, wie sie eingangs beispielhaft erläutert wurde, zugeführt. Alternativ oder ergänzend kann das Kohlendioxid über die Leitung 4'bereits vor der Kreislaufpumpe P2 abgezogen werden.Via
Über die Leitungsabschnitte 5 und 6 ist ggf. eine Rückführung von Kohlendioxid vor den Eingang des Erhitzers E und/oder Kühlers K möglich. Mittels dieser Verfahrensweise kann das flüssige Kohlendioxid in gewünschter Weise temperiert werden. Sofern sich innerhalb des vorbeschriebenen Kreislaufes zu viel Kohlendioxid befindet, kann dieses über in der
Die erfindungsgemäße Vorrichtung sowie das erfindungsgemäße Verfahren zum Bereitstellen von Kohlendioxid schaffen erstmals ein kompaktes, universell einsetzbares Konzept, das alle Komponenten umfasst, die es bedarf, um Kohlendioxid, insbesondere flüssiges Kohlendioxid, unter variablen Drücken und/oder Temperaturen bereitzustellen. Durch eine geeignete Wahl der Prozessparameter können mittels der Erfindung alle Arbeitspunkte des Kohlendioxids im flüssigen und überkritischen Bereich angesteuert werden.The device according to the invention and the method according to the invention for providing carbon dioxide for the first time create a compact, universally applicable concept which comprises all the components required to provide carbon dioxide, in particular liquid carbon dioxide, under variable pressures and / or temperatures. By means of a suitable choice of the process parameters, all operating points of the carbon dioxide in the liquid and supercritical range can be controlled by means of the invention.
Claims (12)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL09010055T PL2159474T3 (en) | 2008-09-02 | 2009-08-04 | Provision of carbon dioxide |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008045448A DE102008045448A1 (en) | 2008-09-02 | 2008-09-02 | Providing carbon dioxide |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2159474A1 true EP2159474A1 (en) | 2010-03-03 |
EP2159474B1 EP2159474B1 (en) | 2011-09-28 |
Family
ID=41165347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09010055A Not-in-force EP2159474B1 (en) | 2008-09-02 | 2009-08-04 | Provision of carbon dioxide |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP2159474B1 (en) |
AT (1) | ATE526538T1 (en) |
DE (1) | DE102008045448A1 (en) |
ES (1) | ES2373015T3 (en) |
PL (1) | PL2159474T3 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011018175A1 (en) * | 2009-08-11 | 2011-02-17 | Linde Aktiengesellschaft | Filling of a storage vessel with a compressed medium |
WO2015170040A1 (en) * | 2014-05-07 | 2015-11-12 | Total Sa | Method for manufacturing a depressurization line |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4049409A (en) * | 1975-03-25 | 1977-09-20 | Hag Aktiengesellschaft | Method for transferring a highly compressed gas from a reactor to a storage tank with condensation of the gas |
EP0331627A1 (en) * | 1988-03-04 | 1989-09-06 | GebràDer Sulzer Aktiengesellschaft | Installation and process for the periodical charging and discharging of a gas-storage device |
US20050268938A1 (en) | 2004-06-07 | 2005-12-08 | Johnson Michael C | Method and system for supplying carbon dioxide to a semiconductor tool having variable flow requirement |
US20060000358A1 (en) * | 2004-06-29 | 2006-01-05 | Rajat Agrawal | Purification and delivery of high-pressure fluids in processing applications |
WO2007011921A2 (en) * | 2005-07-18 | 2007-01-25 | Fluor Technologies Corporation | Configurations and methods for power generation in lng regasification terminals |
-
2008
- 2008-09-02 DE DE102008045448A patent/DE102008045448A1/en not_active Withdrawn
-
2009
- 2009-08-04 ES ES09010055T patent/ES2373015T3/en active Active
- 2009-08-04 EP EP09010055A patent/EP2159474B1/en not_active Not-in-force
- 2009-08-04 AT AT09010055T patent/ATE526538T1/en active
- 2009-08-04 PL PL09010055T patent/PL2159474T3/en unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4049409A (en) * | 1975-03-25 | 1977-09-20 | Hag Aktiengesellschaft | Method for transferring a highly compressed gas from a reactor to a storage tank with condensation of the gas |
EP0331627A1 (en) * | 1988-03-04 | 1989-09-06 | GebràDer Sulzer Aktiengesellschaft | Installation and process for the periodical charging and discharging of a gas-storage device |
US20050268938A1 (en) | 2004-06-07 | 2005-12-08 | Johnson Michael C | Method and system for supplying carbon dioxide to a semiconductor tool having variable flow requirement |
US20060000358A1 (en) * | 2004-06-29 | 2006-01-05 | Rajat Agrawal | Purification and delivery of high-pressure fluids in processing applications |
WO2007011921A2 (en) * | 2005-07-18 | 2007-01-25 | Fluor Technologies Corporation | Configurations and methods for power generation in lng regasification terminals |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011018175A1 (en) * | 2009-08-11 | 2011-02-17 | Linde Aktiengesellschaft | Filling of a storage vessel with a compressed medium |
WO2015170040A1 (en) * | 2014-05-07 | 2015-11-12 | Total Sa | Method for manufacturing a depressurization line |
FR3020861A1 (en) * | 2014-05-07 | 2015-11-13 | Total Sa | METHOD FOR MANUFACTURING A DEPRESSURIZATION LINE |
Also Published As
Publication number | Publication date |
---|---|
DE102008045448A1 (en) | 2010-03-04 |
ES2373015T3 (en) | 2012-01-30 |
ATE526538T1 (en) | 2011-10-15 |
EP2159474B1 (en) | 2011-09-28 |
PL2159474T3 (en) | 2012-02-29 |
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