EP2405176B1 - Procédé et dispositif d'approvisionnement en énergie électrique et thermique, notamment dans une installation portuaire - Google Patents

Procédé et dispositif d'approvisionnement en énergie électrique et thermique, notamment dans une installation portuaire Download PDF

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Publication number
EP2405176B1
EP2405176B1 EP20110450073 EP11450073A EP2405176B1 EP 2405176 B1 EP2405176 B1 EP 2405176B1 EP 20110450073 EP20110450073 EP 20110450073 EP 11450073 A EP11450073 A EP 11450073A EP 2405176 B1 EP2405176 B1 EP 2405176B1
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Prior art keywords
gas
heat
electrical energy
consumers
natural gas
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EP20110450073
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German (de)
English (en)
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EP2405176A1 (fr
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Werner Dipl.-Ing. Hermeling
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LO Solutions GmbH
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LO Solutions GmbH
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    • 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
    • F17C9/00—Methods or apparatus for discharging liquefied or solidified gases from vessels not under pressure
    • F17C9/02—Methods or apparatus for discharging liquefied or solidified gases from vessels not under pressure with change of state, e.g. vaporisation
    • F17C9/04—Recovery of thermal energy
    • 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
    • F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
    • F17C5/06—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures for filling with compressed gases
    • 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/03—Thermal insulations
    • 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
    • F17C2221/03—Mixtures
    • F17C2221/032—Hydrocarbons
    • F17C2221/033—Methane, e.g. natural gas, CNG, LNG, GNL, GNC, 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
    • 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
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
    • F17C2223/033—Small pressure, e.g. for liquefied gas
    • 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
    • F17C2225/00—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel
    • F17C2225/01—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel characterised by the phase
    • F17C2225/0107—Single phase
    • F17C2225/0123—Single phase gaseous, e.g. CNG, GNC
    • 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
    • F17C2225/00—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel
    • F17C2225/03—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel characterised by the pressure level
    • F17C2225/035—High pressure, i.e. between 10 and 80 bars
    • 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
    • F17C2265/00—Effects achieved by gas storage or gas handling
    • F17C2265/03—Treating the boil-off
    • F17C2265/031—Treating the boil-off by discharge
    • 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
    • F17C2265/00—Effects achieved by gas storage or gas handling
    • F17C2265/03—Treating the boil-off
    • F17C2265/032—Treating the boil-off by recovery
    • F17C2265/033—Treating the boil-off by recovery with cooling
    • F17C2265/034—Treating the boil-off by recovery with cooling with condensing the gas phase
    • 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
    • F17C2265/00—Effects achieved by gas storage or gas handling
    • F17C2265/03—Treating the boil-off
    • F17C2265/032—Treating the boil-off by recovery
    • F17C2265/038—Treating the boil-off by recovery with expanding
    • 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
    • F17C2265/00—Effects achieved by gas storage or gas handling
    • F17C2265/05—Regasification
    • 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
    • F17C2265/00—Effects achieved by gas storage or gas handling
    • F17C2265/07—Generating electrical power as side effect
    • 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
    • F17C2270/00—Applications
    • F17C2270/01—Applications for fluid transport or storage
    • F17C2270/0102—Applications for fluid transport or storage on or in the water
    • F17C2270/0105—Ships
    • 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
    • F17C2270/00—Applications
    • F17C2270/01—Applications for fluid transport or storage
    • F17C2270/0134—Applications for fluid transport or storage placed above the ground
    • F17C2270/0136—Terminals

Definitions

  • the invention relates to a method for the provision of electrical and thermal energy, in particular in a port facility, wherein liquefied natural gas (LNG) is stored in a vessel-fillable LNG terminal, from which the resulting boil-off gas is withdrawn and in an internal combustion engine is burned to generate heat and electricity, wherein the heat is passed to heat consumers and the electrical energy is fed or stored in the network and liquid natural gas is evaporated from the LNG terminal and is supplied to a gas supply network, and to a device for carrying out this procedure.
  • LNG liquefied natural gas
  • Liquefied natural gas is liquefied natural gas by cooling to -164 to -161 ° C (109 K to 112 K).
  • Liquid natural gas is about 1 / 600th of the volume of natural gas in gaseous form.
  • Liquid natural gas has great advantages, especially for transport and storage purposes.
  • the natural gas loses its characteristic of the line boundness by such a cooling and can thus be transported on the road, the rail and on the water. So far, this type of transport played only a minor role, since in particular for the complicated liquefaction about 10 to 25 percent of the energy content of the gas are needed. If the distances to be bridged between the source of natural gas and the consumer are less than 2,000 kilometers, transport via the natural gas pipeline or as compressed natural gas (CNG) is more economical.
  • CNG compressed natural gas
  • the standard transport route is secured via pipelines from the natural gas production facility to a purpose-built LNG terminal in a port.
  • the previously gaseous natural gas is liquefied to liquid natural gas.
  • These systems are extremely cost and energy intensive.
  • the liquid natural gas is pumped onto special ships, They drive to another LNG terminal and transport the liquid natural gas back to shore using the ship's own cargo pumps.
  • the ever-expanding ships are also referred to as 2G tankers.
  • the onward transport usually takes place after a conversion into the gaseous state by pipelines to the remote gas companies, predominantly to a hub.
  • the document US-A-4,995,234 describes a process in which liquefied natural gas is evaporated from an LNG terminal and fed to a gas supply network.
  • the withdrawn from the LNG terminal liquid natural gas is first compressed and then fed to an evaporator and then expanded via a turbine to feed pressure of the gas supply network, the cold obtained from the evaporation and relaxation is supplied to cold consumers.
  • the invention now aims to provide a method and a device, with which a maximum of available liquefaction energy and caloric energy from the (liquid) Natural gas can be recovered, so that overall a more economical device or a more economical process is created.
  • the inventive method is carried out such that the liquid natural gas is compressed after evaporation and is then expanded via a turbine to feed pressure of the gas supply network, the recovered cold from the evaporation and relaxation is supplied to cold consumers and the relaxing of the Gas via the turbine obtained electrical energy is fed or stored in the network. Since port facilities always require refrigeration, especially for refrigerated warehouses for storing food or freshly caught fish, the cold obtained by these process steps can be used simply and economically. So far, the cold produced by regasification has always been seen as a waste product in this environment and simply released into the atmosphere. By using this energy, the economics of the process can be increased.
  • the gas is compressed after regasification via the feed pressure of a gas supply network, the gas must not be pressed by large pumps in the gas supply network, but can be expanded by a turbine, so here additional electrical and thermal energy is released, which will continue to be used can.
  • a cyclic, piston-less process is preferably used, as described, for example, in US Pat W02007 / 128023 is described.
  • the procedure is preferably such that the liquid natural gas is spent for vaporizing and compressing in a dosing and a metered amount is fed to an evaporator, whereupon the dosing is again filled with liquid gas and the pressure in the last used evaporator for squeezing the liquid Gas is used from the dosing into another evaporator, wherein each cyclically Vaporizers different from each other are charged from the dosing and the pressure in the dosing and, if necessary, in each case to be filled evaporator is reduced before a renewed introduction of a metered amount of the liquefied gas and the gas is then expanded via a turbine to feed pressure of a gas network.
  • no expensive and wear-prone pumps are necessary, so that the process causes less costs during operation.
  • biogas plant with connected cryogenic gas purification and liquefaction for recycling organic waste, the biogas produced being burned in an internal combustion engine generating heat and electricity, the heat being passed on to heat consumers and the electrical energy is stored and the cold used in the biogas plant is recovered and the cold is supplied to refrigeration consumers.
  • CO 2 is produced as starting material for dry ice, which is also easy to transport within the port facility for cooling purposes.
  • Such a method is, for example, in the Austrian patent application AT508249 shown and described.
  • the method is preferably carried out such that in addition a renewable energy power plant, such as tidal power plant, wind power plant, hydropower plant, etc. is used to provide additional electrical energy.
  • a renewable energy power plant such as tidal power plant, wind power plant, hydropower plant, etc.
  • liquefy a gas in a device which is coupled to an electrical energy generating device that the liquefied gas is preferably stored without pressure and that the liquefied gas can be used as needed, preferably with the aid of a refrigeration cycle of a refrigeration consumer, regasified and the energy released is converted into electrical energy and either fed into the grid or made available to electrical consumers.
  • a particularly efficient method based on this principle is in the Austrian patent AT506779 described.
  • the liquid natural gas is stored in the LNG terminal preferably in an atmospheric tank.
  • This electrical energy can be used immediately to supply the needs of the port facility, or also be kept in stock in the form of the liquefied gas for times of increased demand. Should a total of more electrical energy be generated than is consumed, this energy can also be sold by feeding it into the electricity network to energy providers.
  • liquid natural gas may also be taken from the atmospheric tank, if necessary, and transported on the road, rail or water.
  • the inventive device for providing electrical and thermal energy in a port facility wherein the liquid natural gas is stored in an LNG terminal in an atmospheric tank, which is followed by an internal combustion engine for burning the boil-off gas and the internal combustion engine, an energy storage for electrical energy is connected, wherein the internal combustion engine is connected via a heat conductor with heat consumers and the atmospheric tank is followed by an evaporator for evaporating the liquid natural gas, wherein the evaporator is followed by a turbine for generating electricity, according to the invention further developed such that the evaporation or expansion cooling can be transported via heat conductors to refrigeration consumers.
  • the above-mentioned method for cyclic, piston-less compression can be performed, which is characterized in particular by its efficiency and robustness.
  • the internal combustion engine is preceded by a biogas plant with cryogenic gas purification and gas liquefaction for recycling organic waste, wherein the biogas produced is supplied via lines of the internal combustion engine for generating heat and electricity, wherein the heat is forwarded via heat conductors to heat consumers and stored the electrical energy is and the obtained in the biogas plant refrigeration cold consumers supplied, more cold, which is usually obtained in the biogas plant as dry ice and therefore easy to transport, can be obtained for cooling purposes.
  • a power plant for renewable energy such as tidal power plant, wind power plant, hydroelectric power station, etc. upstream of the energy storage to provide the electrical energy.
  • the device For storing the electrical energy, the device is preferably further developed in such a way that a gas liquefying device coupled to an electrical energy device empties a storage tank for storing the liquefied gas, a regasification device connected to the storage tank for regasifying the liquefied gas, an expansion machine, in particular a turbine of the regasified gas and one of the expansion engine having driven electric generator, wherein the electric power supplied by the generator is provided to electrical consumers.
  • FIG.1 a device for storing energy in an embodiment that requires a pump
  • Fig.2 a device for storing energy in an embodiment in which the gas is compressed without a piston and cyclically without the use of a pump
  • Figure 3 a pH diagram of the working medium
  • Figure 4 a schematic harbor facility.
  • 1 denotes a wind generator, wherein the electrical energy generated by the generator can be fed via the electrical line 2 into the network.
  • 3 of an air liquefaction 4 can be supplied via an electrical line, the liquefied air enters a cryogenic tank 5.
  • the liquefied air stored without pressure is supplied via a line 6 to an evaporator 7, wherein the volume increase during the evaporation of a corresponding compressed gas via line 8 is supplied to a buffer 9 to equalize the pressure and is passed through a turbine 10, which with a generator 11 is coupled.
  • the electrical energy generated in the generator 11 can in turn be fed via the line 12 into the network, if in addition and possibly the production of the wind power plant 1 exceeding demand indicators are determined, so that in addition to the fed via the line 2 in the network current over the Line 12 power can be fed into the grid.
  • a separator 13 the liquid gas components are separated and the liquid phase returned to the tank and the gas phase to the condenser.
  • a pump 14 is necessary for this purpose and for the purpose of pressing liquid gas into the evaporator.
  • Fig. 2 an embodiment is shown in which no pump 14 is necessary. The remaining reference numerals have been retained.
  • the liquid gas enters a dosing 15, which subsequently alternately fed the two downstream evaporators 7 and 7 '.
  • the air is superheated to 70 bar and is supercritical at temperatures which are far below the ambient temperature. The respective temperatures are on a pH diagram to the right of the critical point. Based on this state is subsequently relaxed to 40 bar via the turbine 10, which is coupled to the generator 11, so that via the line 12 power can be released into the power grid. By relaxation, the temperature drops, for better use of this energy, the exhaust air flow through the evaporator 7, 7 'is passed, which serves as a cooler.
  • the cooling takes place with liquid air, which is caused by the throttling process in the separator 13 and the air liquefaction plant 4. Due to the pressure difference, the gas flows after the turbine 10 into the respective other evaporator 7 ', 7, wherein the supercritical air is further cooled and a state point is reached to the left of the critical point on the pH diagram.
  • the metering container 15 is thereby via the line 16 in the separator 13 to tank pressure, which is at 1-2 bar, relaxed, the liquid phase to the tank and the gas phase is supplied to the condenser again. This time, no pump 14 is necessary, since the gas phase is sucked in by the air liquefaction plant 4. This is the prerequisite for a further filling of the dosing.
  • the resulting gas is passed into the air liquefaction plant 4 and the resulting lack in the liquid phase is from the cryogenic tank 5, in which liquefied gas is in stock, which tank is fed by the air liquefaction plant refilled. From the separator 13 can be filled with liquid gas via the line 17 and the dosing again.
  • Fig. 3 shows a pH diagram of the working gas.
  • the gas is superheated to 100 bar and is supercritical right of the critical point 18 at the point 19, wherein the temperature is far below the ambient temperature.
  • the gas is expanded via the turbine 13 to 40 bar and reaches the point 20 with simultaneous loss of temperature.
  • the gas is then further cooled by means of liquid air, which originated from the throttling process, and the expanded air through the turbine until a point 21 is reached to the left of the critical point on the pH diagram.
  • the gas pressure drops to the point 22.
  • the temperature of the gas falls, at which point it is at point 23 in the pH diagram, and is then returned to the dosing tank 15.
  • the re-liquefaction is therefore possible in principle twice in the process. Once in the area of the superheated steam, from point 20 to point 21 in the pH diagram, wherein the temperature difference is very small, but the heat exchange surfaces are very large. Re-liquefaction is possible a second time after cooling with liquid product in the supercritical range. It tries to get as far as possible to the left side of the critical point (point 21), starting from the point 21 in Fig. 3 can be throttled to a pressure close to ambient pressure (item 22). This inevitably eliminates the largest portion of the liquid phase and it creates the smallest proportion of gas. This second throttling makes this process particularly economical.
  • liquid natural gas is cyclically and piston-less evaporated, compressed and expanded by a turbine in a gas supply network, in which case also the relaxation cold can be utilized in the port facility.
  • FIG 4 is an atmospheric tank designated 23, wherein a line 24 is indicated, with which the liquid natural gas can be sucked from transport ships. Via the line 25, the liquid natural gas can be loaded on further means of locomotion. Due to the heat input via the insulation of the atmospheric tank 23, boil-off gas falls in the tank 23, which gas is supplied via a line 26 to an internal combustion engine 27. The resulting heat in the internal combustion engine 27 is passed via a line 28 to heat consumers. The power generated in the internal combustion engine 27 is passed via a line 29 to a transformer 30 and fed from there either into a power grid 31 and sold or used to meet the needs of the port facility. Otherwise, the power may be supplied via a line 32 to the air liquefaction plant 4 to store the energy for times of greater demand. The energy released in the regasification can be returned to the transformer 30 via a line 33.
  • the liquid natural gas is removed from the tank 23 via a line 34 and subjected to the above-described method of cyclic, piston-less compression, the device required for this is designated 35.
  • the evaporative cooling is supplied via the line 36 to the cold consumers.
  • 37 designates a turbine via which the compressed gas is expanded, wherein here on the one hand the expansion cooling is supplied via a line 38 to the refrigerants consumers and the power generated via the line 39 either the transformer 30 is supplied or the air liquefaction 4.
  • With 43 refers to the line through which the natural gas is fed into the gas network.
  • Biomethane and CO 2 is obtained in the form of dry ice.
  • the biomethane is supplied via the line 41 of the internal combustion engine 27 for combustion.
  • the cold or dry ice is supplied to the cold consumers.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Separation By Low-Temperature Treatments (AREA)

Claims (11)

  1. Procédé pour la fourniture d'énergie électrique et thermique, en particulier dans une installation portuaire, où du gaz naturel liquéfié (GNL) est stocké dans un terminal GNL pouvant être rempli depuis des navires dont le gaz d'évaporation correspondant est soutiré et brûlé dans une machine à combustion interne pour la production de chaleur et de courant, la chaleur étant conduite vers des récepteurs de chaleur et l'énergie électrique alimentant le réseau ou étant accumulée, et du gaz naturel liquide étant vaporisé hors du terminal GNL et conduit vers un réseau de distribution de gaz, caractérisé en ce que le gaz naturel liquide est comprimé après vaporisation sans recourir à une pompe, puis détendu par une turbine (10, 37) à la pression d'alimentation du réseau de distribution de gaz, le froid obtenu par la vaporisation et la détente étant conduit vers des récepteurs de froid et l'énergie électrique obtenue lors de la détente du gaz par la turbine (10, 37) alimentant le réseau ou étant accumulée.
  2. Procédé selon la revendication 1, caractérisé en ce que le gaz naturel liquide est conduit vers un conteneur de dosage (15) pour vaporisation et compression, et en ce qu'une quantité dosée est conduite vers un évaporateur, le conteneur de dosage (15) étant alors à nouveau rempli de gaz liquide et la pression dans l'évaporateur (7, 7') utilisé en dernier lieu servant à soutirer le gaz liquide hors du conteneur de dosage (15) vers un autre évaporateur (7, 7'), des évaporateurs (7, 7') différents l'un de l'autre étant cycliquement chargés depuis le conteneur de dosage (15), et la pression dans le conteneur de dosage (15) ainsi que dans chaque évaporateur (7, 7') à remplir le cas échéant étant réduite avant un nouvel apport d'une quantité dosée de gaz liquéfié.
  3. Procédé selon la revendication 1 ou la revendication 2, caractérisé en ce qu'une installation de biogaz (40) à purification et liquéfaction cryogénique de gaz raccordée est exploitée pour la mise en valeur de déchets organiques, le biogaz généré étant brûlé dans une machine à combustion interne (27) pour la production de chaleur et de courant, la chaleur étant conduite vers des récepteurs de chaleur et l'énergie électrique étant accumulée, le froid utilisé dans l'installation de biogaz (40) étant récupéré et conduit vers les récepteurs de froid.
  4. Procédé selon la revendication 1, la revendication 2 ou la revendication 3, caractérisé en ce qu'une centrale à énergie renouvelable, telle que centrale marémotrice, centrale éolienne, centrale hydraulique, etc., est en outre exploitée pour fournir de l'énergie électrique supplémentaire.
  5. Procédé selon l'une des revendications 1 à 4, caractérisé en ce qu'un gaz est liquéfié dans un dispositif couplé au dispositif générant l'énergie électrique, en ce que le gaz liquéfié est stocké de préférence sans pression, et en ce que le gaz liquéfié est si nécessaire regazeifié, de préférence au moyen d'un circuit de froid d'un récepteur de froid, l'énergie libérée étant convertie en énergie électrique alimentant le réseau ou mise à la disposition de récepteurs électriques.
  6. Procédé selon l'une des revendications 1 à 5, caractérisé en ce que le gaz naturel liquide est stocké dans un réservoir atmosphérique (23) du terminal GNL.
  7. Dispositif pour la fourniture d'énergie électrique et thermique dans une installation portuaire, où le gaz naturel liquide est stocké dans un réservoir atmosphérique d'un terminal GNL, en aval duquel est présentée une machine à combustion interne destinée à brûler le gaz d'évaporation, et où un réservoir énergétique pour l'énergie électrique est présenté en aval de la machine à combustion interne, la machine à combustion interne étant reliée aux récepteurs de chaleur par un conducteur de chaleur et un évaporateur pour la vaporisation du gaz naturel liquide et un dispositif pour la compression cyclique sans piston du gaz naturel vaporisé étant présentés en aval du réservoir atmosphérique, une turbine pour la génération de courant étant présentée en aval de l'évaporateur, le froid de vaporisation ou de détente pouvant être conduit vers des récepteurs de froid par des conducteurs de chaleur.
  8. Dispositif selon la revendication 7, caractérisé en ce qu'au moins deux évaporateurs (7, 7') sont présentés en aval du réservoir atmosphérique (23), un conteneur de dosage (15) étant interposé.
  9. Dispositif selon la revendication 7 ou la revendication 8, caractérisé en ce qu'une installation de biogaz (40) à purification et liquéfaction cryogénique de gaz est présentée en amont de la machine à combustion interne pour la valorisation de déchets organiques, le biogaz généré étant amené par des conduites de la machine à combustion interne (27) pour la génération de chaleur et de courant, la chaleur étant transférée à des récepteurs de chaleur par des conducteurs de chaleur et l'énergie électrique accumulée, et le froid obtenu dans l'installation de biogaz (40) étant conduit vers des récepteurs de froid.
  10. Dispositif selon la revendication 7, la revendication 8 ou la revendication 9, caractérisé en ce qu'une centrale à énergie renouvelable, telle que centrale marémotrice, centrale éolienne, centrale hydraulique, etc., est en outre présentée en amont du réservoir énergétique pour fournir l'énergie électrique.
  11. Dispositif selon les revendications 7 à 10, caractérisé en ce qu'un dispositif de liquéfaction de gaz couplé au dispositif générant l'énergie électrique comprend un réservoir de stockage pour le stockage du gaz liquéfié, un dispositif de regazéification du gaz liquéfié raccordé au réservoir de stockage, une machine à expansion, en particulier une turbine (10, 37) pour détendre le gaz regazéifié, et un générateur électrique entraîné par la machine à expansion, l'énergie électrique fournie par le générateur étant mise à la disposition de récepteurs électriques.
EP20110450073 2010-07-09 2011-06-09 Procédé et dispositif d'approvisionnement en énergie électrique et thermique, notamment dans une installation portuaire Not-in-force EP2405176B1 (fr)

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AT11712010A AT509334B1 (de) 2010-07-09 2010-07-09 Verfahren und vorrichtung zur bereitstellung von elektrischer und thermischer energie, insbesondere in einer hafenanlage

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EP2405176B1 true EP2405176B1 (fr) 2013-03-13

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CN108613014A (zh) * 2018-05-07 2018-10-02 全感（苏州）智能技术有限公司 一种气瓶气压检测装置及远程控制系统

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Publication number Priority date Publication date Assignee Title
NL7600308A (nl) * 1975-02-07 1976-08-10 Sulzer Ag Werkwijze en inrichting voor het verdampen en verwarmen van vloeibaar natuurlijk gas.
US4995234A (en) * 1989-10-02 1991-02-26 Chicago Bridge & Iron Technical Services Company Power generation from LNG
US5678411A (en) * 1995-04-26 1997-10-21 Ebara Corporation Liquefied gas supply system
DE19527882A1 (de) * 1995-07-29 1997-04-17 Hartmann Joerg Dipl Math Verfahren zur Energiespeicherung mittels flüssiger Luft
FR2852590B1 (fr) * 2003-03-20 2005-06-17 Snecma Moteurs Alimentation en energie d'un terminal gazier a partir d'un navire transportant du gaz liquefie
FR2879720B1 (fr) * 2004-12-17 2007-04-06 Snecma Moteurs Sa Systeme de compression-evaporation pour gaz liquefie
AT503579B1 (de) 2006-05-08 2007-11-15 Hermeling Katharina Mag Verfahren zur zyklischen kolbenlosen kompression der gasphase tiefkalt verflüssigter gase
US9470452B2 (en) * 2006-07-27 2016-10-18 Cosmodyne, LLC Imported LNG treatment
JP5219306B2 (ja) * 2007-04-13 2013-06-26 フルオー・テクノロジーズ・コーポレイシヨン 沖合でのｌｎｇの再ガス化および発熱量の調節のための構成および方法
US7900451B2 (en) * 2007-10-22 2011-03-08 Ormat Technologies, Inc. Power and regasification system for LNG
KR100946967B1 (ko) * 2007-12-28 2010-03-15 삼성중공업 주식회사 엘엔지 선에서의 전력발생 및 증발가스 처리 시스템 및방법
AT506779B1 (de) * 2008-03-05 2010-02-15 Hermeling Werner Dipl Ing Verfahren zur bedarfsabhängigen regelung und glättung der elektrischen ausgangsleistung eines energiewandlers sowie vorrichtung zur durchführung dieses verfahrens
AT508249B1 (de) 2009-07-22 2010-12-15 Hermeling Werner Dipl Ing Verfahren zum reinigen und verflüssigen von biogas

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AT509334B1 (de) 2011-08-15
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