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WO2018011363A1 - Système de récepteur de rayonnement haute température - Google Patents

Système de récepteur de rayonnement haute température Download PDF

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Publication number
WO2018011363A1
WO2018011363A1 PCT/EP2017/067749 EP2017067749W WO2018011363A1 WO 2018011363 A1 WO2018011363 A1 WO 2018011363A1 EP 2017067749 W EP2017067749 W EP 2017067749W WO 2018011363 A1 WO2018011363 A1 WO 2018011363A1
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WO
WIPO (PCT)
Prior art keywords
heat
storage tank
transfer medium
heat transfer
radiation
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.)
Ceased
Application number
PCT/EP2017/067749
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German (de)
English (en)
Inventor
Ulrich Bech
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from CH00905/16A external-priority patent/CH712683A2/de
Priority claimed from CH00220/17A external-priority patent/CH713487A1/de
Application filed by Individual filed Critical Individual
Priority to CN201780043992.8A priority Critical patent/CN109564030A/zh
Publication of WO2018011363A1 publication Critical patent/WO2018011363A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S60/00—Arrangements for storing heat collected by solar heat collectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S20/00—Solar heat collectors specially adapted for particular uses or environments
    • F24S20/20—Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S80/00—Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
    • F24S80/20—Working fluids specially adapted for solar heat collectors
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/40—Solar thermal energy, e.g. solar towers

Definitions

  • the invention relates to a high-temperature radiation receiver system according to the preamble of claim 1.
  • High-temperature radiation receivers for collecting concentrated radiation require a heat transfer medium in order to dissipate the concentrated heat.
  • Various liquid heat transfer media have been developed to dissipate the heat as efficiently as possible.
  • thermal oils and Salzschmeken are known. But these have the disadvantage that they are little or not thermally stable above 600 ° C.
  • the salt melts decompose above 600 ° C and form highly corrosive fission products, which attack and destroy the plants. The efficiency of high-temperature radiation receivers, however, would improve significantly if heat could be transferred beyond 600 ° C.
  • the object initiating the present invention results in the further development of a high-temperature radiation receiver system such that the amount of heat transferable to the liquid heat transfer medium can be increased.
  • the solution to the problem is achieved in that the heat transfer medium is a liquid metal or a liquid mixture of metals whose boiling point is greater than 750.degree.
  • the metal mixture can be adjusted so that the metal vapor pressure remains low.
  • the heat transfer medium in the cooling circuit is a liquid.
  • the vessel walls are consequently not attacked by reactions due to high pressure and aggressive metal vapor, or by corrosion.
  • a sufficient creep strength of the absorber body (receiver tubes or plates), which is essential for a reliable and low-maintenance receiver operation, is given by the invention.
  • the invention is preferably characterized in that the heat transfer medium is liquid tin or a liquid metal mixture with a Zirmanteil.
  • the heat transfer medium is liquid tin or a liquid metal mixture with a Zirmanteil.
  • tin has a boiling point of 2620 ° C, but melts already at 232 ° C.
  • Tin blends with light alloy melt at even lower temperatures, which facilitates Startopera tions of the cooling circuit, especially in cold areas. Tin can therefore absorb the heat energy from the focused radiation in a very efficient way.
  • the tin heats up to 800 ° C without building up a significant vapor pressure.
  • the cooling circuit can therefore operate at low pressure.
  • the materials that come into contact with the heat transfer medium may be materials with lower resistance to pressure and aggressiveness of the heat transfer medium than is the case with materials for corrosive and high vapor pressure heat transfer media.
  • the metals of the liquid metal mixture are selected such that a boiling delay occurs at the boiling point of the metal mixture. This can delay the formation of steam and the operating pressure remains low.
  • the invention is also preferably characterized in that the high-temperature reservoir has a first storage tank which is filled with the heat storage elements and of which. Heat transfer medium can be flowed through. The energy of the heat transfer medium, which is sufficiently produced in the presence of radiation, can be easily cached. Accordingly, energy can be taken from the first charged storage tank even if no radiation, in particular solar radiation, is present.
  • the bottom of the first storage tank is designed as a sedimentation tank. Local overheating with partial evaporation of the liquid metal or the metal mixture can thereby be compensated, as well as the settling of possible intermetallic compounds.
  • the high-temperature reservoir has a second storage tank, which of. the heat transfer medium or a superheated low-pressure steam can be flowed through at a pressure of less than 40 bar, wherein the heat transfer medium or the low-pressure steam is thermally conductively connected to the heat storage elements in the first storage tank.
  • the heat energy stored in the first storage tank is transferable to low pressure steam.
  • the compressive stress of the steam generator tubes is therefore in the range of standard solutions in gas turbine operation.
  • a second heat exchanger is integrated, by which heat from the low-pressure steam to a high-pressure steam cycle, in particular a closed gas / steam turbine cycle, transferable.
  • the gas / steam turbine cycle is a Qheng process or a Cheng cycle.
  • the high-pressure steam which can be produced in the receiver system according to the invention is ideally suited to operate a Cheng cycle of a gas turbine, since a high thermodynamic gradient of more than 800 ° C. to 120 ° C. can be provided.
  • the Cheng cycle is very flexible in operation and can be applied to a relatively small gas turbine. Another advantage is that such a gas turbine can be started quickly.
  • the high-temperature radiation receiver system comprises a third storage tank designed as a long-term storage on which through a second. Heat exchanger heat is transferable from the located in the second memory low-pressure steam.
  • the heat energy from the high-temperature accumulator can be used particularly flexibly by the third storage tank for many applications which require heat, where low-pressure steam (about 40-50 bar) with a high temperature (greater than 800 ° C.) is required.
  • the third storage tank may have a temperature stratification. It is also conceivable to connect the low-pressure steam to a Cheng cycle of a gas turbine.
  • a. fourth storage tank which is charged by low-pressure steam from the third storage tank.
  • a high temperature gradient of over 800 ° C ° C to 120 ° C can be achieved.
  • the fourth storage tank is rechargeable by an additional heat or radiation source or electromagnetic induction.
  • incurred condenser water can be heated by the additional heat or radiation source and the resulting steam can be used to charge the third storage tank.
  • the high-temperature radiation Riiceiver- system is constructed as a tower, wherein the container is arranged at the top and the first storage tank between the container and the second storage tank is arranged.
  • the system is very compact, making it possible to have a large number of small receivers as a "receiver field.” Many smaller receiver systems are preferable to a few large systems, as they are less expensive, more flexible, and are relatively inexpensive in several locations.
  • the individual small systems can be controlled individually according to the local irradiation conditions.
  • the high-temperature radiation-radiating receiver system is designed as a "beam-down" arrangement with modular, independently controllable elements
  • the controllable elements make it possible to obtain the necessary temperature by radiation.
  • the system for heat charging is constructed such that the heat present from a guided in a first cycle heat transfer medium to a run in a second circuit Gas or gas mixture, in particular nitrogen, is transferable.
  • Gas or gas mixture in particular nitrogen
  • the heat storage elements are heated in the "upload” mode, but also a gas, preferably nitrogen.
  • the heat generated from the radiation can be stored twice, on the one hand in the heat storage elements and on the other, in the gas, the gas is in "download” operation directly to the drive of the gas turbine available.
  • the system for heat removal is constructed such that circulated water is vaporized by the guided in the second circuit gas and to implement a Cheng cycle of a gas turbine, a steam jet pump is provided, in which Gas is miscible with the water vapor and the water vapor can be brought to a higher pressure with subsequent overheating, and the mixture is used to drive the gas turbine.
  • a high-efficiency Cheng Cycle is realized, even when no combustion gases are available.
  • the heat removal in the "download" mode can be done very quickly in 1 to 2 hours.
  • the gas turbine of the Cheng cycle can be large enough to be able to supply a particularly large amount of electricity to the power grid in a short time.
  • the system is therefore ideally suited to cover load peaks in the power grid.
  • the heat storage elements are constructed in fiber-fabric layers. This allows the heat storage elements to cope with the rapid heat transfer between the "upload” and the “download” operation without material damage or destruction.
  • a plurality of channels is provided on the heat storage elements, in which channels tubes are accommodated.
  • the pipes make it possible for the heat to be dissipated quickly even from the interior of the heat storage elements. This allows a particularly high heat density from the heat storage elements dissipate in a short time, without damaging the material of the balls. It proves to be advantageous if through openings are provided at the individual layers, wherein the through openings are made to coincide, whereby the plurality of channels is formed.
  • the channels therefore do not have to be provided retroactively to the finished heat storage element, but during the , Structure of the layers formed. This design is particularly gentle on materials.
  • the heat storage elements therefore have no material starting points that could lead to tensions and material chipping during the strongly changing heat load. It would also be conceivable to use hollow spheres as heat storage elements, since in this case no heat has to be dissipated from the interior.
  • the tubes are constructed from fibers.
  • the fibers of the tubes may be oriented so that the heat transfer to the heat transfer medium can be accelerated.
  • Figure 7 a plan view of a heat storage element
  • FIG. 8 shows a sectional view through, the heat storage element of FIG
  • FIG. 1 shows a high-temperature radiation receiver system, which is denoted overall by the reference numeral 11.
  • the system 11 comprises a container 13 with a radiation inlet opening 15.
  • the incoming radiation in particular sunlight, is focused on the absorber body 17.
  • the absorber bodies 17 are preferably formed as black bodies.
  • the absorber body per 17 are conveniently covered with high temperature resistant, optimally black absorbing trays to ensure the limitation of local, short-term overheating on the surface. A delayed transmission of radiant heat and lateral heat flow are possible.
  • a liquid heat transfer medium 21 is received in the absorber bodies 17 channels 19 are provided, in which a liquid heat transfer medium 21 is received. It can therefore also be absorber tubes 19.
  • the heat transfer medium 21 circulates in a cooling circuit comprising the absorber bodies 17.
  • Heat transfer media with a low boiling point have a high vapor pressure, which, among other things, puts a lot of pressure on the cooling circuit.
  • tin or a metal mixture with tin content is used as the heat transfer medium 21. This has the great advantage that tin has a boiling point of 2620 ° C, but already melts at 232 ° C and melts with light metal additive even below this value. Tin can therefore absorb the heat energy from the focused radiation in a very efficient way.
  • the tin heats up to 800 ° C without building up a significant vapor pressure.
  • the cooling circuit can therefore be operated at low pressure.
  • the heat transfer medium in the cooling circuit is kept liquid and no harmful vapors or unwanted pressure increase occur.
  • the materials which come into contact with the heat transfer medium 21 may be materials with a high time-stability at low pressure, which endure metallic solution corrosion for a limited time, compared to chemical However, aggressive salt melts are not. This enables much more economical or less costly material combina tions than is the case with materials which must be resistant to molten salts and high vapor pressure.
  • a first storage tank 23 is arranged, which is filled with heat storage elements 25.
  • the heat storage elements 25 are ceramic bodies, which may for example have the shape of spheres.
  • the heat storage elements 25 may store the heat transferred from the heat transfer medium 21 for a long time, for example, for 24 hours.
  • the container 13 and the first storage tank 23 are connected to each other by a first heat exchanger 27,
  • a second storage tank 29 is arranged, which is fluidly connected to the first storage tank 23 with a second heat exchanger 31.
  • the second storage tank can be flowed through by a closed gas / steam turbine circuit 35.
  • This circuit 35 is a high-pressure circuit and is used for example for driving a gas / steam turbine.
  • the tin is liquefied as a highly heatable heat transfer medium 21 and absorbs the heat of the radiation. Even if the tin can be heated above 1000 ° C by the focused radiation, the liquid metal cooling circuit can be operated at low pressures since the tin has a very low vapor pressure and evaporates beyond 2500 ° C.
  • the liquefied tin charges the heat storage tank 37, which includes the first storage tank 23 and the second storage tank 29, with heat.
  • the liquid tin flows via the first heat exchanger 27 from the container 13 into the first storage tank 23. There, the heat storage elements 25 and the walls of the first storage tank 23 are charged with heat.
  • the high-temperature reservoir 37 in particular the first storage tank 23, can be discharged.
  • low-pressure steam is overheated in the first storage tank 23 and can deliver the amount of heat absorbed to the high-pressure circuit 35.
  • the low-pressure steam is limited to a temperature of 570 ° C so that the compressive stress in the steam-generating pipes is not too large.
  • the inventive high-temperature radiation receiver system 11 temperature gradient of 850 ° C to 120 ° C are possible. This allows the gas / steam turbine to be operated very efficiently.
  • Such a combined steam / gas turbine utilization is realized by injection of high pressure steam, for example from the high pressure circuit 35, into a superheated combustor, as easily represented by natural gas or kerosene firing.
  • Cheng-Cycle-method For the gas-steam-turbine operation in the whole range of> 800 ° C up to the condensation of the water-portion of the gas the so-called “Cheng-Cycle-method" can be used, which is defined by the fact that it is combined in a turbine inert gas (or alternatively fuel gas) with additionally injected water vapor used.
  • the necessary pressure in the gas heater heat exchanger can be limited to about 25 - 40 bar, which increases the creep strength of the components compared to vapor pressures in conventional Rankine circuits.
  • Steam can be injected into the Cheng Cycle turbine by means of a steam jet pump.
  • the pressure of the compressor gas can be controlled or increased and the gas inlet temperature can be limited simultaneously.
  • the Cheng Cycle turbine is designed so that it can be operated both with gas heating from the receiver radiation energy of the high-temperature radiation Re- ceiver- system 11 and by fuel gases as reserve capacity available at any time.
  • This turbine can therefore be operated in two operating modes.
  • the possible, high combustion gas temperature can be controlled by the steam steel pump and the additional energy can be used in the form of pressure increase in the turbine.
  • the high pressure circuit 35 may also be used to charge a third storage tank 43.
  • the third storage tank is preferably designed as a long-term storage.
  • a fourth storage tank 45 is chargeable by low pressure steam from the third storage tank.
  • the fourth storage tank 45 is chargeable by an additional heat or radiation source or electromagnetic induction 47.
  • the heat or radiation source or electromagnetic induction 47 can heat up generated condenser water and supply the resulting vapor to the third storage tank 43 for charging it.
  • FIG. 2 shows a second embodiment of the high-temperature Strahlungsrecei-- system 11 is shown. Basically, the components are identical to the 1 embodiment, however, the arrangement of heat exchangers is different.
  • the container 13 and the first storage tank 23 are interconnected by a first conduit 27.
  • the liquid heat transfer medium 21 flows via the first line 27 from the container 13 into the first storage tank 23.
  • the heat storage elements 25 and the walls of the first storage tank 23 are charged with heat.
  • the liquid heat transfer medium (tin) flows via the channels 32 into the second storage tank 29, where it can transfer heat to the high-pressure heat exchanger 33.
  • the cooled tin is returned via the riser 39 by means of a circulation pump 41, suitable for the delivery of liquid metal, for example a three-phase current field pump, to the absorber bodies 17.
  • the high-temperature reservoir 37 in particular the first storage tank 23, can be discharged.
  • low-pressure steam is super-heated in the first storage tank 23 and can transfer the amount of heat absorbed to the high-pressure heat exchanger. exchange exchanger 33.
  • a gas / steam turbine connected to the high-pressure circuit 35 can be operated 24 hours a day by the high-temperature radiation receiver system 11.
  • the low-pressure steam is limited to a temperature of 570 ° C, so that the compressive stress in the steam-generating Roiiren is not too large.
  • the novel high-temperature radiation receiver system Sy 11 are. Temperature gradient of more than 850 ° C to 120 ° C possible. This allows the gas / steam turbine to be operated very efficiently.
  • heat given off to the high-pressure circuit 35 can also be used for purposes other than the operation of a gas / Dampfdrucktu rbin e.
  • FIG. 3 and 4 show an expanded flow diagram which shows the "upload” operation in FIG. 3 and “download” operation in FIG. 4.
  • “upload” operation the first storage tank 23 is charged with heat “Download” operation is taken from the storage tank 23 heat for further use.
  • the absorber bodies 17 arranged in the container 13 are heated by concentrated radiation, preferably by solar radiation
  • the metal is a liquid heat transfer medium 21.
  • the liquid heat transfer medium 21 circulates in a first circuit 49 is fed into the first storage tank 23. After the heat is given off in the first storage tank 23, the medium 21 returns to the container 13 via a heatable riser 39. The circulation takes place by means of a circulating pump 51.
  • the absorber body 17 are shown as absorber tubes 19. At least in the region of the container 13, the absorber tubes 19 are executed in three parallel first circuits. If one of the first circuits needs to be locked or otherwise serviced, the other two circuits can continue to operate. This provides redundancy in the first circuit.
  • the arrangement of the absorber tubes 19 is shown in a wedge shape, whereby the absorber tubes 19 form the radiation entrance aperture 15.
  • FIG. 7. shown that the absorber tubes 19 of the first three circuits are arranged inside each other and next to each other in order to be packed as closely as possible. Nevertheless, each of the first three circuits can be pulled and removed from the pack without the remaining first circuits would have to be removed.
  • the pipe bends of two of the first three circuits are bent upwards or downwards (FIG. 6),
  • the liquid heat transfer medium 21 in the medium umpf 53 is kept liquid.
  • the riser 39 is heated.
  • a pressure is built up in the medium sump 53, whereby the liquid medium 21 is again circulated.
  • the pressure which restarts the circulation process » can be provided by an inert gas stored in pressure bottles 55.
  • an inert gas preferably nitrogen
  • a second circuit 57 is conducted in a second circuit 57.
  • the second circuit can therefore also be referred to as Gasaufhei- zungsniklauf.
  • a small portion of the heated nitrogen drives a first gas turbine 59.
  • the first gas turbine 59 drives a first compressor 61, which is integrated into the second circuit 57.
  • the gas turbine 59 and the compressor 61 serve to circulate the inert gas present in the second circuit and to heat it up during the circulation.
  • the nitrogen enters the second storage tank 24 and is passed through the intercooler 63.
  • the intercooler 63 is not in use during the "upload” operation, the nitrogen is compressed to about 25 bar in the first compressor 61. If the first circuit 49 is not in use, for example during bad weather or during revision work, the nitrogen can be used For example, methanol or alcohol are conceivable, so that the entire system can also represent a reserve capacity as a gas turbine system, so that the entire system 11 can be used extremely flexibly.
  • the system 11 is operated in the "download” mode During the heat removal in the "download” mode, the first circuit 49 is not in operation.
  • the “download” mode can be used to cover peak periods of electricity demand, for example in the morning or in the evening.
  • the “download” operation is very fast.
  • the “download” operation is designed to remove the heat within 1-2 hours Since the heat can be dissipated in a short time, a comparatively large-sized second gas turbine 67 can be located in the system 11 operate as if the heat were only available at a slower rate, and the rapid heat discharge or decompression is made possible, in particular, by the specially designed heat storage elements described below.
  • the “Cheng-Cycle method” described above is implemented in the "download” mode.
  • the compressed nitrogen is added in a steam jet pump 65 with steam.
  • the water vapor has about 50 bar.
  • the mixture is passed through the first storage tank 23 in a superheater coil 66 and leaves the first storage tank 23 with about 40-50 bar.
  • the gas-steam mixture ' enters the first gas turbine 59 as a high-pressure stage.
  • the mixture is fed to a second gas turbine 67 as a low-pressure stage.
  • the expanded mixture is supplied to the second storage tank 24.
  • water is supplied to the second storage tank 24, which is evaporated.
  • the second storage tank 24 therefore acts as a steam generator.
  • the steam generated preferably leaves the steam generator 24 at about 300 ° C. and 100 bar and is fed to the steam jet pump 65,
  • the expanded in the second gas turbine 67 nitrogen-steam mixture leaves the steam generator 24 and is separated in a condenser 69.
  • the water condensate is preheated in an air cooler 71 before it is vaporized in the steam generator 24.
  • the condensate is pumped with a feedwater pump 73 into the steam generator 24.
  • the separated from the water vapor by condensation nitrogen is also fed through the air cooler 71.
  • a second compressor 75 which is driven by the second gas turbine 67, the nitrogen is precompressed.
  • the second gas turbine also drives a generator 77 for power generation.
  • the compressed nitrogen is passed over the intercooler 63.
  • the first compressor 61 is relieved.
  • the compressed nitrogen in the first compressor 61 is the steam jet pump 65 for mixing with the supplied superheated steam. Furthermore, the pressure of the mixture in the steam jet pump 65 is increased by 25 to 50 bar
  • the heat storage elements 25 are constructed in layers 79, wherein at the layers 79 a plurality of through holes 81 are provided ( Figure 7 and 8), individual through holes 81 adjacent layers 79 form channels 83.
  • the channels 83 are aligned parallel.
  • a central channel 85 passes through the center of the heat storage element 25.
  • tubes 87 are added.
  • rods can also be accommodated in the channels 83, 85.
  • the tubes 87 are constructed of fibers of silicon carbide or a carbide composite. The fibers can facilitate internal heat flow by being directed outward on the surface.
  • the layers 79 are fiber-fabric layers and may be coated with silicon which can sinter by preheating.
  • the channels 83, 85 and the tubes 87 accommodated therein enlarge the heat exchange surface of the heat storage elements 25 with the heat transfer medium 21.
  • the heat storage elements 25 are preferably formed as balls 25.
  • the heat storage elements 25 can be heated up and cooled down relatively stress-free. Since these can be heated above 1000 ° C, a large heat stability for an acceptable life of the balls of great importance.
  • the construction of the balls allows them to have a diameter of preferably up to 10 cm, without bursting or breaking in the heat load and the heat change occurring. As a result, no fragments or ball crumbs arise which could damage the first and second gas turbine 59, 67, in particular their bearings, massively.
  • Balls of such a size have the advantage that their diameter is greater than the diameter of the pipes connected to the first storage tank 23. As a result, the balls can not migrate into the tubes of the storage tank 23 and possibly clog them.
  • the executed size of the balls 25 also leads to a reduced packing density compared to smaller heat storage elements. As a result, the balls are easier in the ball bed against each other or can move against each other. A jamming during The strong heating and cooling of the balls with each other can be prevented by their dimensioning »

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
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  • Combustion & Propulsion (AREA)
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  • General Engineering & Computer Science (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)

Abstract

L'invention concerne un système de récepteur de rayonnement haute température (11) destiné à collecter un rayonnement concentré, comportant un récipient (13) présentant au moins une ouverture d'entrée de rayonnement (15), des corps absorbeurs (17) prévus dans le récipient (13), conçus au moins par endroits en tant que corps noirs et disposés derrière l'ouverture d'entrée de rayonnement (15), destinés à collecter l'énergie de rayonnement et à la convertir en énergie thermique, ainsi que des canaux (19) présents dans les corps absorbeurs (17) pour le passage d'un agent de transfert thermique (21). Le système (11) comporte également un espace de réception pour des éléments d'accumulation thermique (25), formant un accumulateur haute température (37), lequel définit une zone d'accumulation et peut être traversé par l'agent de transfert thermique (21), ainsi que des éléments d'accumulation thermique (25) présents dans l'espace de réception. L'agent de transfert thermique (21) est un métal liquide ou un mélange liquide de métaux dont le point d'ébullition est supérieur à 750 °C.
PCT/EP2017/067749 2016-07-15 2017-07-13 Système de récepteur de rayonnement haute température Ceased WO2018011363A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201780043992.8A CN109564030A (zh) 2016-07-15 2017-07-13 高温-辐射接收器-系统

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CH00905/16 2016-07-15
CH00905/16A CH712683A2 (de) 2016-07-15 2016-07-15 Hochtemperatur-Strahlungsreceiver.
CH00220/17A CH713487A1 (de) 2017-02-27 2017-02-27 Hochtemperatur-Strahlungsreceiver-System.
CH00220/17 2017-02-27

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Publication Number Publication Date
WO2018011363A1 true WO2018011363A1 (fr) 2018-01-18

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US11913362B2 (en) 2020-11-30 2024-02-27 Rondo Energy, Inc. Thermal energy storage system coupled with steam cracking system
US11913361B2 (en) 2020-11-30 2024-02-27 Rondo Energy, Inc. Energy storage system and alumina calcination applications
US12018596B2 (en) 2020-11-30 2024-06-25 Rondo Energy, Inc. Thermal energy storage system coupled with thermal power cycle systems
US12146424B2 (en) 2020-11-30 2024-11-19 Rondo Energy, Inc. Thermal energy storage system coupled with a solid oxide electrolysis system
US12291982B2 (en) 2020-11-30 2025-05-06 Rondo Energy, Inc. Thermal energy storage systems for use in material processing
US12352505B2 (en) 2023-04-14 2025-07-08 Rondo Energy, Inc. Thermal energy storage systems with improved seismic stability
US12359591B1 (en) 2020-11-30 2025-07-15 Rondo Energy, Inc. Thermal energy storage systems for repowering existing power plants for improving efficiency and safety
US12480719B2 (en) 2024-04-24 2025-11-25 Rondo Energy, Inc. Thermal energy storage system for simple and combined cycle power generation
US12486789B2 (en) 2024-12-03 2025-12-02 Rondo Energy, Inc. Thermal energy storage systems for use in material processing

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KR20220042153A (ko) * 2019-07-18 2022-04-04 아드리안 앤드류 도링턴 열 전달 장치

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