Abrégé

It is described a method of positioning a stator segment (101) of a multi-segment stator (110) of an electrical machine, the multi-segment stator (110) comprising a plurality of segments (101) and a shaft (103), the method comprising: mounting a stator segment (101) on the shaft (103) at a first segment position, mounting a plurality of actuators (201a, 201b, 202a, 202b) between the segment (101) and the shaft (103) for moving the segment (101) from said first segment position, detecting positions of a plurality of first reference objects (107a, 107b, 107c) attached to the stator segment (101) using a camera system (105); a plurality of second reference objects (111a, …, 111f) attached to the shaft (103) using a laser tracking system (109) and a plurality of third reference objects (113a, 113b) attached to the camera system (105) using the laser tracking system (109), determining a second segment position of the stator segment (101) based on the positions of the pluralities of first reference objects, the second reference objects and the third reference objects and actuating the plurality of actuators (201a, 201b, 202a, 202b) for moving the segment (101) from said first segment position to said second segment position.

Classes IPC  ?

• H02K 15/03 - Procédés ou appareils spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation des machines dynamo-électriques des corps statoriques ou rotoriques comportant des aimants permanents
• H02K 15/02 - Procédés ou appareils spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation des machines dynamo-électriques des corps statoriques ou rotoriques

Abrégé

It is disclosed a measurement and sorting arrangement for a plurality of magnets (36) for a rotor (30) of an electrical machine (10) the rotor (30) including a rotor house (31) and a plurality of permanent magnets (36). The arrangement includes: a measurement station for measuring at least a dimension of a magnet (36) along a direction which is subject to be aligned with a radial direction of the rotor (30), a storage for storing a plurality of magnets (36) based on the results of the step of measuring (120).

Classes IPC  ?

• H02K 1/2791 - Aimants montés en surfaceAimants sertis
• H02K 7/18 - Association structurelle de génératrices électriques à des moteurs mécaniques d'entraînement, p. ex. à des turbines
• H02K 15/03 - Procédés ou appareils spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation des machines dynamo-électriques des corps statoriques ou rotoriques comportant des aimants permanents

Abrégé

It is described a method of measuring a geometric characteristic of a stator component (2) of an electrical machine (30), the method comprising: arranging an optical measurement device (5) at a predetermined position (6) relative to the stator component (2), in particular at a first side of the stator component; measuring, by the optical measurement device (5), positions of plural measurement locations (10a, 10b) being in predetermined spatial relations to plural stator component locations (23a, 23b) while keeping the position of the optical measurement device (5) and the stator segment (2) fixed; determining the geometric characteristic based on the measured positions of the plural measurement locations (10a, 10b).

Classes IPC  ?

• H02K 1/14 - Noyaux statoriques à pôles saillants
• G01B 11/27 - Dispositions pour la mesure caractérisées par l'utilisation de techniques optiques pour mesurer des angles ou des cônesDispositions pour la mesure caractérisées par l'utilisation de techniques optiques pour tester l'alignement des axes pour tester l'alignement des axes
• H02K 1/2791 - Aimants montés en surfaceAimants sertis
• H02K 7/18 - Association structurelle de génératrices électriques à des moteurs mécaniques d'entraînement, p. ex. à des turbines
• H02K 15/16 - Centrage des rotors dans les stators
• H02K 15/02 - Procédés ou appareils spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation des machines dynamo-électriques des corps statoriques ou rotoriques

Abrégé

A method of aiding an assembly process of a rotor (30) of an electrical generator comprising: -arranging a rotor house (31) and a rotor bearing (32) at a first position; -arranging an optical measurement device (140) at a static position (141) relative to the rotor house (31) and the rotor bearing (32); -measuring a plural first distances (dla, dlb) between said measurement device (140) and a plural first locations (Ila, lib) in the rotor house; -determining a rotor house centre point (zh) at one axial position or an axis (Z) out of the plural first distances (dla, dlb); -measuring plural second distances (d2a, d2b) between said measurement device (140) and plural second locations (12a, 12b) at the rotor bearing (32); -determining a rotor bearing centre point (zb) at one axial position out of the plural second distances (d2a, d2b); -changing the positioning of rotor bearing (32) to rotor house (31) to minimize the distances of determined centre points (zb, zh) or of rotor house axis (Z) to the rotor bearing centre point (zb).

Classes IPC  ?

• H02K 15/16 - Centrage des rotors dans les stators
• H02K 5/15 - Montage des flasques-paliers ou des plaques d'extrémité
• H02K 1/2791 - Aimants montés en surfaceAimants sertis
• H02K 7/08 - Association structurelle avec des paliers
• H02K 15/03 - Procédés ou appareils spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation des machines dynamo-électriques des corps statoriques ou rotoriques comportant des aimants permanents
• H02K 1/2786 - Rotors externes
• H02K 7/18 - Association structurelle de génératrices électriques à des moteurs mécaniques d'entraînement, p. ex. à des turbines
• H02K 15/00 - Procédés ou appareils spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation des machines dynamo-électriques
• H02K 5/173 - Moyens de support des paliers, p. ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques utilisant des roulements à rouleaux, p. ex. des roulements à billes

Abrégé

An energy storage plant for storing energy is provided, which comprises two or more plant modules (10, 20). Each plant module (10, 20) comprises at least a heat source (11, 21) configured to provide heat to a heat transfer fluid; a thermal storage device (12, 22) configured to store thermal energy; a heat exchanger (13, 23) configured to receive heat via the heat transfer fluid and to provide heat to a working fluid of a heat consuming system (180); a charging flow path configured to transfer heat from the heat source (11, 21) to the thermal storage device (12, 22) via the heat transfer fluid; and a discharging flow path configured to transfer heat from the thermal storage device (12, 22) to the heat exchanger (13, 23) via the heat transfer fluid. The thermal storage device (12, 22), the charging flow path and the discharging flow path of each plant module (10, 20) are separate from the thermal storage device, the charging flow path and the discharging flow path of each of the other of said two or more plant modules (10, 20).

Classes IPC  ?

• F01K 3/12 - Ensembles fonctionnels caractérisés par l'emploi d'accumulateurs de vapeur ou de chaleur ou bien de réchauffeurs intermédiaires de vapeur comportant plusieurs accumulateurs

Abrégé

It is described a thermal energy storage assembly (190) comprising a first thermal energy storage device (110), a second thermal energy storage device (120) being fluidically coupled to the first thermal energy storage device (110) in parallel, and a flow control unit (130) configured for controlling a first flow of a heat transfer fluid through the first thermal energy storage device (110) and a second flow of the heat transfer fluid through the second thermal energy storage device (120), wherein in a charging mode the first flow of the heat transfer fluid is controllable by the flow control unit (130) in such a way that the first amount of thermal energy introduced in the first thermal energy storage device (110) is larger than the second amount of thermal energy introduced in the second thermal energy storage device (120), and wherein in a discharging mode the first flow of the heat transfer fluid is controllable by the flow control unit (130) in such a way that the first amount of thermal energy removed from the first thermal energy storage device (110) is larger than the second amount of thermal energy removed by the second thermal energy storage device (120). It is further described a system (100) for storing thermal energy comprising the thermal energy storage assembly (190) and a method for storing thermal energy in the thermal energy storage assembly (190).

Classes IPC  ?

• F28D 17/04 - Dispositions de répartition des sources de potentiel calorifique
• F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou
• F28F 27/02 - Commandes ou dispositifs de sécurité spécialement adaptés pour les appareils d'échange ou de transfert de chaleur pour commander la répartition des sources de potentiel calorifique entre des canaux différents

Abrégé

It is described a heater flow path for a thermal energy storage system (100), the heater flow path comprising: a heater system (101) adapted to heat a heat transfer fluid; an on-off valve system (104); and a continuously adjustable valve system (105), wherein the on-off valve system and the continuously adjustable valve system are configured to adapt a throughput of the transfer fluid through the heater system and are arranged, according to a (intended) flow direction (106) of the transfer fluid, both upstream (107), both down stream (108) or one upstream and the other downstream of the heater system (101).

Classes IPC  ?

• F24D 11/00 - Systèmes de chauffage central utilisant la chaleur accumulée dans des matériaux accumulateurs
• F24D 19/10 - Aménagements ou montage des dispositifs de commande ou de sécurité
• F24H 1/00 - Appareils de chauffage de l’eau, p. ex. chauffe-eau, chauffe-eau instantanés en continu ou chauffe-eau à accumulation
• F24H 7/04 - Appareils de chauffage à accumulation, c.-à-d. dans lesquels l'énergie est emmagasinée sous forme de chaleur dans des matériaux accumulateurs en vue d'une restitution ultérieure la chaleur dégagée étant transmise à un fluide transporteur avec circulation forcée du fluide transporteur
• F24H 9/20 - Disposition ou montage des dispositifs de commande ou de sécurité
• F24H 15/208 - Température de l’air après chauffage
• F24H 15/238 - Débit
• F24H 15/31 - Commande des vannes de vannes ayant un seul orifice d'entrée et un seul orifice de sortie, p. ex. de vannes de régulation de débit
• F24H 15/32 - Commande des vannes de vannes de commutation

Abrégé

The present invention describes a system (100, 200, 300, 400) for storing thermal energy. The system (100, 200, 300, 400) comprises a heating device (110) configured for heating a primary mass flow of a working fluid by an inconstant energy source, a thermal storage device (120) configured for storing thermal energy of the working fluid, a thermal transfer device (130) configured for transferring thermal energy of the working fluid to a thermal device, and being connected in parallel to the thermal storage device (120), and a heating device bypass line (140, 240, 340) arranged in such a way that a secondary mass flow of the working fluid bypasses the heating device (110). The heating device bypass line (140, 240, 340) comprises a dividing section (141, 241, 341) configured for dividing the working fluid into the primary mass flow and the secondary mass flow, and a merging section (142) configured for merging the primary mass flow with the secondary mass flow. The heating device bypass line (140, 240, 340) further comprises a control unit (143) for controlling the secondary mass flow such that the working fluid downstream of the merging section (142) comprises a predefined temperature, wherein the working fluid downstream of the merging section (142) is feedable to at least one of the thermal storage device (120) and the thermal transfer device (130). Furthermore, the present invention describes a method for operating the system (100, 200, 300, 400) for storing thermal energy.

Classes IPC  ?

• F24S 20/40 - Collecteurs de chaleur solaire combinés à d’autres sources de chaleur, p. ex. utilisant le chauffage électrique ou la chaleur de l’air ambiant
• F24S 60/30 - Agencements pour l’emmagasinage de la chaleur collectée par les collecteurs de chaleur solaire emmagasinant la chaleur dans un liquide

Abrégé

A thermal energy storage device (100) is provided. The ther mal energy storage device comprises a chamber (101) including storage material (102), which is configured to store thermal energy, and two or more ports (103, 104) configured to pass a flow (105) of heat transfer medium. The storage material is configured to exchange thermal energy with the heat transfer medium. The thermal energy storage device further comprises a cage structure (106) comprising one or more cages (107) that provide a boundary (110) between one of the ports and at least part of the storage material, wherein the cage struc ture comprises a filling material (108). Further, the cage structure is configured to be passable by the heat transfer medium.

Classes IPC  ?

• F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou
• F28D 17/00 - Appareils échangeurs de chaleur de régénération dans lesquels un agent ou une masse intermédiaire immobile de transfert de chaleur est mis en contact successivement avec chacune des sources de potentiel calorifique, p. ex. en utilisant des particules granulées
• F28F 9/00 - CartersBoîtes de distributionSupports auxiliaires pour les élémentsÉléments auxiliaires dans les carters
• F28F 9/02 - Boîtes de distributionPlaques d'extrémité

Abrégé

Provided is a method for configuring a thermal energy storage system including the following steps: Provided is a method for configuring a thermal energy storage system including the following steps: providing a thermal energy storage device for storing heat, Provided is a method for configuring a thermal energy storage system including the following steps: providing a thermal energy storage device for storing heat, providing a plurality of temperature sensors at different locations of the thermal energy storage device for measuring temperatures at the different locations, Provided is a method for configuring a thermal energy storage system including the following steps: providing a thermal energy storage device for storing heat, providing a plurality of temperature sensors at different locations of the thermal energy storage device for measuring temperatures at the different locations, providing a control device of the thermal energy storage system for reading measurement data of the plurality of temperature sensors, Provided is a method for configuring a thermal energy storage system including the following steps: providing a thermal energy storage device for storing heat, providing a plurality of temperature sensors at different locations of the thermal energy storage device for measuring temperatures at the different locations, providing a control device of the thermal energy storage system for reading measurement data of the plurality of temperature sensors, generating a numerical model for at least one first temperature sensor of the plurality of temperature sensors based on the measured temperatures of the plurality of temperature sensors means of machine learning, and Provided is a method for configuring a thermal energy storage system including the following steps: providing a thermal energy storage device for storing heat, providing a plurality of temperature sensors at different locations of the thermal energy storage device for measuring temperatures at the different locations, providing a control device of the thermal energy storage system for reading measurement data of the plurality of temperature sensors, generating a numerical model for at least one first temperature sensor of the plurality of temperature sensors based on the measured temperatures of the plurality of temperature sensors means of machine learning, and storing the numerical model by a control device, for configuring the thermal energy storage system, Provided is a method for configuring a thermal energy storage system including the following steps: providing a thermal energy storage device for storing heat, providing a plurality of temperature sensors at different locations of the thermal energy storage device for measuring temperatures at the different locations, providing a control device of the thermal energy storage system for reading measurement data of the plurality of temperature sensors, generating a numerical model for at least one first temperature sensor of the plurality of temperature sensors based on the measured temperatures of the plurality of temperature sensors means of machine learning, and storing the numerical model by a control device, for configuring the thermal energy storage system, Furthermore, a thermal energy storage system and a method for operating a thermal energy storage system is also provided.

Classes IPC  ?

• G05B 23/02 - Test ou contrôle électrique
• G05B 13/04 - Systèmes de commande adaptatifs, c.-à-d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques impliquant l'usage de modèles ou de simulateurs

Abrégé

The present invention relates to a heat storage device, comprising a storage wall (101) at least partially surrounding an inner storage volume (Vi) of the heat storage device, an insulation layer (102) arranged at an inner surface of the storage wall (101) facing to the inner storage volume (Vi), a load cell element (103) for measuring forces acting from the inner storage volume (Vi) against the storage wall (101), and an insulation element (104). The insulation layer (102) comprises a cut-out section in which the insulation element (104) is movably inserted in such a manner that the insulation element (104) is movable with respect to the insulation layer (102) upon acting of forces from the inner storage volume (Vi) against the insulation element (104). The load cell element (103) is coupled to the insulation element (104) in such a manner that forces acting from the inner storage volume (Vi) against the insulation element (104) are transferrable to the load cell element (103).

Classes IPC  ?

• F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou
• F28F 27/00 - Commandes ou dispositifs de sécurité spécialement adaptés pour les appareils d'échange ou de transfert de chaleur
• G01L 7/00 - Mesure de la pression permanente ou quasi permanente d’un fluide ou d’un matériau solide fluent par des éléments mécaniques ou hydrauliques sensibles à la pression

Abrégé

The present invention relates to a system (100) for storing heat energy comprising a fluid cycle (101) through which working fluid is streamable, and a heat storage device (110) configured for storing heat energy, wherein the heat storage device (110) comprises a first fluid opening (111) and a second fluid opening (112) each being coupled to the fluid cycle (101) such that the working fluid is streamable between the first fluid opening (111) and the second fluid opening (112) through heat storage device (110) transferring thermal energy between the heat storage device (110) and the working fluid. The system (100) further comprises a mass regulation device (120) which is coupled to the fluid cycle (101), wherein the mass regulation device (120) is configured for adjusting the mass of the working fluid in the fluid cycle (101) on the basis of the pressure and/or the temperature of the working fluid. A mass regulation device (120) is coupled to the fluid cycle (101), wherein the mass regulation device (120) is configured for adjusting the mass of the working fluid in the fluid cycle (101) on the basis of the pressure and/or the temperature of the working fluid, and wherein the mass regulation device (120) comprises a pressure control valve (124) for adjusting the pressure difference between fluid cycle (101) and the surrounding system, thereby adjusting the absolute pressure in the fluid cycle and thereby exhausting and/or feeding mass of working fluid out of or into the fluid cycle (101).

Classes IPC  ?

• F01K 3/00 - Ensembles fonctionnels caractérisés par l'emploi d'accumulateurs de vapeur ou de chaleur ou bien de réchauffeurs intermédiaires de vapeur
• F01K 3/14 - Ensembles fonctionnels caractérisés par l'emploi d'accumulateurs de vapeur ou de chaleur ou bien de réchauffeurs intermédiaires de vapeur comportant à la fois un accumulateur de vapeur et un réchauffeur, p. ex. accumulateur de surchauffe

Abrégé

Heat Recovery Steam Generator with mass flow adaption The present invention relates to a device (100) for heat re- covery of a thermal system (300) comprising a heat energy storage unit (305) for storing heat energy. The device (100) comprises a feeding line (106) through which a first fluid (107) of the thermal system (300) is streamable, wherein the first fluid (107) streams along a first streaming direction, a first thermal unit (101) for transforming a state of a sec- ond fluid (105) by thermal energy from the first fluid (107) and a second thermal unit (102) which is arranged adjacent to the first thermal unit (101) with respect to the first streaming direction of the first fluid. The second thermal unit (102) is configured for receiving the second fluid (105), wherein the second thermal unit (102) is adapted for transforming a further state of the second fluid (105) by thermal energy from the first fluid (107) and wherein the first thermal unit (101) and/or the second thermal unit (102) are installed at least partially in a thermal transfer sec- tion (108) in the feeding line (106). In the thermal transfer section (108) thermal energy is transferrable from the first fluid (107) to the second fluid (105). The device (100) fur- ther comprises a bleed section (110) coupled to the feeding line (106) at the thermal transfer section (108) for bleeding off a part of the first fluid (107) out of the feeding line (106), wherein the bleed section (110) is arranged in the thermal transfer section (108) where a temperature difference between the first fluid (105) and the second fluid (107) is minimized.

Classes IPC  ?

• F01K 3/18 - Ensembles fonctionnels caractérisés par l'emploi d'accumulateurs de vapeur ou de chaleur ou bien de réchauffeurs intermédiaires de vapeur comportant des réchauffeurs

Abrégé

A thermal energy storage plant (10) comprising; a fluid transporting machine (110) for generating a flow of a working fluid, a heating device (120), a thermal energy storage (130), a first flow path (141) from a source (151) of the working fluid to an insertion point (111), the first flow path (141) including a first thermal exchange path (141a) along which the temperature of the working fluid is raised from an initial temperature (T0) to a first temperature (T1), a second flow path (142) from an extraction point (112) to a waste (152), the second flow path (142) including a second thermal exchange path (142a) along which the temperature of the working fluid is lowered from a second temperature (T2) higher than the first temperature (T1) to a final temperature (T3), the first thermal exchange path (141a) and the second thermal exchange path (142a) being in thermal contact with each other.

Classes IPC  ?

• F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou

Abrégé

A thermal energy storage system (2) is provided. The thermal energy storage system comprises an energy storage device (4) configured to store thermal energy; a charging flow path (16) configured to provide thermal energy from a heat source (6) to the energy storage device (4) via a heat transfer medium, wherein the thermal energy storage system (2) is operable in a charging mode in which the heat transfer medium is transported along the charging flow path (16); and a discharging flow path (14) configured to provide thermal energy from the energy storage device (4) to a first heat consumer (12) via the heat transfer medium and to return the heat transfer medium at least partially to the energy storage device (4). The thermal energy storage system (2) is operable in a discharging mode in which the heat transfer medium is transported along the discharging flow path (14). The thermal energy storage system (2) further includes a second heat consumer (10) arranged in the charging flow path (16) and in the discharging flow path (14) such that the heat transfer medium passes through the second heat consumer (10) both during operation in the charging mode and during operation in the discharging mode.

Classes IPC  ?

• F01K 3/18 - Ensembles fonctionnels caractérisés par l'emploi d'accumulateurs de vapeur ou de chaleur ou bien de réchauffeurs intermédiaires de vapeur comportant des réchauffeurs

Abrégé

A thermal energy storage system is provided. The system comprises an energy storage device (20) configured to store thermal energy, a charging flow path (41) configured to guide a heat transfer medium from a heat source (30) to the energy storage device (20) in order to transfer thermal energy from the heat source (30) to the energy storage device (20), and a discharging flow path (42) configured to guide the heat transfer medium from the energy storage device (20) to a heat consumer (50) in order to transfer thermal energy from the energy storage device (20) to the heat consumer (50). A blower (11) of the system (10) is configured to convey the heat transfer medium in the charging flow path (41) and/or the discharging flow path (42). The thermal energy storage system (10) further comprises a blower driving turbine (60) a rotational output of which is coupled to the blower (11) to provide rotational mechanical energy to the blower (11) so as to drive the blower (11).

Classes IPC  ?

• F01K 3/18 - Ensembles fonctionnels caractérisés par l'emploi d'accumulateurs de vapeur ou de chaleur ou bien de réchauffeurs intermédiaires de vapeur comportant des réchauffeurs

Abrégé

An energy distribution system that comprises an energy storage device (20) configured to store thermal energy is provided. The system includes a charging flow path (30) configured to guide a heat transfer medium from a heat source (31) to the energy storage device (20) in order to transfer thermal energy from the heat source (31) to the energy storage device (20) to increase the amount of thermal energy stored in the energy storage device (20), and a discharging flow path (40) configured to guide the heat transfer medium from the energy storage device (20) to heat consumers (51, 52) in order to transfer thermal energy from the energy storage device (20) to the heat consumers (51, 52). The discharging flow path (40) comprises at least one distribution flow path (41) that includes at least a common flow line (45), a first outlet port (71) on the common flow line, the first outlet port (71) being configured to provide the heat transfer medium to a first heat consumer (51), and a second outlet port (72) on the common flow line, the second outlet port (72) being configured to provide the heat transfer medium to a second heat consumer (52).

Classes IPC  ?

• F01K 3/18 - Ensembles fonctionnels caractérisés par l'emploi d'accumulateurs de vapeur ou de chaleur ou bien de réchauffeurs intermédiaires de vapeur comportant des réchauffeurs

Abrégé

Repair system (1) for performing at least one repair task in at least one wind turbine (2), in particular the nacelle (5), the repair system (1) comprising: - a controllable robotic repair device (15) installed in the wind turbine (2), in particular the nacelle (5), - an operating device for remotely operating the robotic repair device (15), which comprises a control device (23) and virtual reality equipment (3) providing a virtual reality environment of the interior of the wind turbine, in particular the nacelle (5), for at least one human service user provided remote to the wind turbine (2), - wherein the control device (23) of the operating device is adapted to remotely control the robotic repair device (15) according to user input commands provided via the virtual reality equipment (3).

Classes IPC  ?

• F03D 80/50 - Entretien ou réparation

Abrégé

Method for increasing the energy output of an already installed solar power plant, solar power plant retrofitting system and solar power plant Method for increasing the energy output of an already installed solar power plant (1) comprising at least one first solar panel (2), which is absorbing sunlight in a first frequency band, characterized in that a semi-transparent second solar panel (14, 15), which absorbs light in a second frequency band, is mounted on top of at least one of the at least one first solar panel (2) and connected to a power electronics device (8) of the solar power plant (1) comprising at least one solar inverter (9), wherein the first and second frequency bands do not or only partially overlap such that the second solar panel (14, 15) allows at least a part of the light of the first frequency band to pass.

Classes IPC  ?

• H02S 50/00 - Surveillance ou tests de systèmes PV, p. ex. équilibrage de charge ou identification des défauts
• H01L 25/04 - Ensembles consistant en une pluralité de dispositifs à semi-conducteurs ou d'autres dispositifs à l'état solide les dispositifs étant tous d'un type prévu dans une seule des sous-classes , , , , ou , p. ex. ensembles de diodes redresseuses les dispositifs n'ayant pas de conteneurs séparés

Abrégé

A method for determination of blade is provided. An image of a wind turbine containing at least a part of one or more blades of the wind turbine is received by an interface of a computer system. The image has a given original number of pixels in height and width. The image is analyzed to determine an outline of the blades in the image. A modified image is created from the analyzed image containing image information of the blades only. Finally, the modified image is analyzed to determine a blade defect and/or a blade defect type of the blades. As a result, the blade defects and/or blade defect types are output by a processing unit.

Classes IPC  ?

• G06T 7/00 - Analyse d'image
• F03D 17/00 - Surveillance ou test de mécanismes moteurs à vent, p. ex. diagnostics
• F03D 80/50 - Entretien ou réparation
• G06N 3/08 - Méthodes d'apprentissage

Abrégé

The present invention relates to a heat accumulator (1) comprising a heat exchange chamber (2) having a first opening (3) configured to pass through a working fluid and a second opening (5) configured to pass through a working fluid, and a plurality of heat storage elements (4) filled in the heat ex- change chamber (2). At least one cord (6) extends between the heat storage elements (4). The present invention also relates to an apparatus and a method of forming a heat accumulator (1).

Classes IPC  ?

• F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou

Abrégé

A thermal energy storage (100) for a thermal energy storage plant comprising a hollow housing (110) a granular material (120) for storing heat housed in the hollow housing (110). At least a storage grate (20) retains the granular material (120) inside the hollow housing (110), the storage grate (20) extending between a first end (11) and a second end (12), the first end (11) being closer to the bottom side (114) than to the top side (113), the storage grate (20) including at least a first grate section (20a) including the first end (11) and a second grate section (20b) including the second end (12), each grate section (20a, 20b) of the storage grate (20) comprises at least a first plurality of struts (51, 41, 42), the struts (51, 41, 42) being configured and arranged in each grate section (20a, 20b) in such a way that the mechanical strength of the first grate section (20a) is higher than the mechanical strength of the second grate section (20b).

Classes IPC  ?

• F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou

Abrégé

A heat storage (100) for a thermal energy storage plant comprises: a hollow housing (110) comprising at least one housing wall (112) and at least two openings (101, 102) respectively defining an inlet and an outlet of the hollow housing (110), a granular material (120) for storing heat housed in the hollow housing (110) between the inlet (101) and the outlet (102), the hollow housing (110) defining a fluid passage (32) for the circulation of a heat transporting fluid between the at least two openings (101, 102) and through the granular material (120). At least one of said openings (101, 102) is provided with a storage grate (11) for retaining the granular material (120) inside the hollow housing (110), the storage grate (11) including at least a first grate segment (11a, 11b) which is inclined or curved towards the granular material (120).

Classes IPC  ?

• F28F 19/01 - Prévention de la formation de dépôts ou de la corrosion, p. ex. en utilisant des filtres en utilisant des moyens pour séparer les éléments solides du fluide échangeur de chaleur, p. ex. des filtres
• F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou

Abrégé

A system is provided that comprises a combined heat and power (CHP) plant (20) that is operable to generate electrical power and to provide a source of heat, wherein the CHP plant (20) is configured to supply heat to a heat consumer (40). The system further includes an energy storage system (30) storing energy in the form of thermal energy, wherein the energy storage system (30) is configured to supply heat to said heat consumer (40). The energy storage system (30) comprises an energy storage device (31) configured to store thermal energy, and a heat exchanger (32) configured to supply heat towards said heat consumer (40). The energy storage system (30) is configured to be operable at least in a charging mode in which a working fluid transfers heat from a heat source (33) to the energy storage device (31) to charge the energy storage device (31) and in a discharging mode in which the working fluid transfers heat from the energy storage device (31) to the heat exchanger (32).

Classes IPC  ?

• F01K 3/18 - Ensembles fonctionnels caractérisés par l'emploi d'accumulateurs de vapeur ou de chaleur ou bien de réchauffeurs intermédiaires de vapeur comportant des réchauffeurs

Abrégé

Thermal power station and method for generating electric power in a thermal power station The invention relates to a thermal power station (1) comprising (a) at least one thermal energy storage (10) having a housing (11), a storage chamber (12) with heat storage material (13) inside the storage chamber (12) and a fluid inlet port (14) fluidically connected to the storage chamber (12) and a fluid outlet port (16) fluidically connected to the storage chamber (12), and (b) a Brayton cycle heat engine (20) comprising a gas turbine (21), a cooler (23) and a compressor (24) connected with each other by means of a closed cycle (26) containing a second working fluid (B), whereby (c) the Brayton cycle heat engine (20) further comprises a control unit arranged for operating the Brayton cycle heat engine (20) according to a Brayton cycle, (d) the gas turbine (21) is thermally coupled to the at least one thermal energy storage (10) by means of a first heat exchanger (25) and a first working fluid (A), the first working fluid (A) being different from the second working fluid (B), and (e) the gas turbine (21) is connected to a generator (30) for producing electrical power by means of the thermal energy from the thermal energy storage (10). The invention further relates to a method for generating electric power in a thermal power station (1).

Classes IPC  ?

• F02C 1/10 - Cycles fermés
• F02C 6/14 - Ensembles fonctionnels de turbines à gaz comportant des moyens pour emmagasiner l'énergie, p. ex. pour faire face à des pointes de charge
• F02C 1/00 - Ensembles fonctionnels de turbines à gaz caractérisés par l'utilisation de gaz chauds ou de gaz sous pression non chauffés, comme fluide de travail
• F03G 6/06 - Dispositifs produisant une puissance mécanique à partir d'énergie solaire avec des moyens de concentration de l'énergie solaire
• F24S 60/10 - Agencements pour l’emmagasinage de la chaleur collectée par les collecteurs de chaleur solaire utilisant la chaleur latente

Abrégé

An energy transmission system for a power generation plant is provided. The energy transmission system (100) comprises plural distributed power generation devices (20) and a flow battery system that includes plural charging stacks (110) including electrochemical flow cells (180), wherein each charging stack (110) is associated with one or a group of the power generation devices (20) of the power generation plant (10) and wherein each charging stack (110) is configured to receive electrical energy produced by the associated power generation device or group of power generation devices (20) and to energize an electrolyte of the flow battery system by means of the received electrical energy; a central storage unit (120) configured to store the electrolyte of the flow battery system; a discharging stack (130) including electrochemical flow cells (180), wherein the discharging stack (130) is configured to extract electrical energy from the electrolyte and to provide the electrical energy to a power grid (50); and first and second sets of flow conduits. A wind farm including wind turbines and comprising such energy transmission system is further provided.

Classes IPC  ?

• H01M 8/04186 - Dispositions pour la commande des paramètres des réactifs, p. ex. de la pression ou de la concentration des réactifs chargés en liquide ou en électrolyte
• H01M 8/04082 - Dispositions pour la commande des paramètres des réactifs, p. ex. de la pression ou de la concentration
• H01M 8/08 - Éléments à combustible avec électrolytes aqueux
• H01M 8/18 - Éléments à combustible à régénération, p. ex. batteries à flux REDOX ou éléments à combustible secondaires
• H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
• H02J 15/00 - Systèmes d'accumulation d'énergie électrique
• H02J 3/32 - Dispositions pour l'équilibrage de charge dans un réseau par emmagasinage d'énergie utilisant des batteries avec moyens de conversion
• H02J 3/38 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs
• H02J 3/18 - Dispositions pour réglage, élimination ou compensation de puissance réactive dans les réseaux

Abrégé

Methods for configuring and operating a thermal energy storage system and thermal energy storage system The invention is related to a method for configuring a thermal energy storage system (1), comprising the following steps: - providing a thermal energy storage device (2) for storing heat, - providing a plurality of temperature sensors (3) at different locations of the thermal energy storage device (2) for measuring temperatures at the different locations, - providing a control device (4) of the thermal energy storage system (1) for reading measurement data of the plurality of temperature sensors (3), - generating a numerical model for at least one first temperature sensor (3) of the plurality of temperature sensors (3) based on the measured temperatures of the plurality of temperature sensors (3) by means of machine learning, and - storing the numerical model by a control device, preferably the control device (4), for configuring the thermal energy storage system (1). Furthermore, the invention is related to a thermal energy storage system (1) and a method for operating a thermal energy storage system (1).

Classes IPC  ?

• G05B 13/02 - Systèmes de commande adaptatifs, c.-à-d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques

Abrégé

There is described a thermal energy storage comprising a housing (10) having a fluid inlet (12) and a fluid outlet (18), and a thermal energy storage structure (20) arranged within the housing (10) between the fluid inlet (12) and the fluid outlet (18), the thermal energy storage structure (20) comprising thermal energy storage elements and flexible separator elements (22), the flexible separator elements (22) being arranged such that the thermal energy storage elements are separated into layers (24), each layer (24) forming a channel between the fluid inlet (12) and the fluid outlet (18). Furthermore, a method of manufacturing a thermal energy storage and a power plant for producing electrical energy are described.

Classes IPC  ?

• F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou

Abrégé

A heat storage (100) for a thermal energy storage plant (10) comprises: a hollow housing (170) comprising an inlet (101) and an outlet (102), a granular material (160) for storing heat housed in the hollow housing (170) between the inlet (101) and the outlet (102), the hollow housing (170) defining a fluid passage for the circulation of a heat transporting fluid between the inlet (101) and the outlet (102) and through the granular material (160). The granular material (160) subject to the gravity force forms at least one free surface (161, 162) respectively facing the inlet (101) or the outlet (102) the at least one free surface (161, 162) including a border (A, B) in contact with the hollow housing (170) and being inclined with respect to the gravity direction, the respective inlet (101) or outlet (102) being with respect to the gravity direction at a higher level than a lowest point (A) of the at least one free surface (161, 162).

Classes IPC  ?

• F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou
• F28D 17/00 - Appareils échangeurs de chaleur de régénération dans lesquels un agent ou une masse intermédiaire immobile de transfert de chaleur est mis en contact successivement avec chacune des sources de potentiel calorifique, p. ex. en utilisant des particules granulées

Abrégé

The invention relates to a hydrogen production system (1) comprising a thermal energy storage (10) having a housing (11), a storage chamber (12) with heat storage material (13) inside the storage chamber (12) and a fluid inlet port (14) fluidically connected to the storage chamber (12) and a fluid outlet port (16) fluidically connected to the storage chamber (12), and at least one high temperature electrolyser (20) for producing hydrogen (D), whereby the at least one high temperature electrolyser (20) is thermally connected to the heat storage material (13) of the storage chamber (12) of the thermal energy storage (10). Several modes of operation are defined. The invention further relates to a method for producing hydrogen (D) in the hydrogen production system (1).

Classes IPC  ?

• C25B 15/08 - Alimentation ou vidange des réactifs ou des électrolytesRégénération des électrolytes
• C25B 1/04 - Hydrogène ou oxygène par électrolyse de l'eau
• F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou
• F01K 23/18 - Ensembles fonctionnels caractérisés par plus d'une machine motrice fournissant de l'énergie à l'extérieur de l'ensemble, ces machines motrices étant entraînées par des fluides différents caractérisés par des adaptations à des usages particuliers
• H01M 8/0656 - Combinaison d’éléments à combustible avec des moyens de production de réactifs ou pour le traitement de résidus avec des moyens de production des réactifs gazeux par des moyens électrochimiques
• F01K 23/10 - Ensembles fonctionnels caractérisés par plus d'une machine motrice fournissant de l'énergie à l'extérieur de l'ensemble, ces machines motrices étant entraînées par des fluides différents les cycles de ces machines motrices étant couplés thermiquement la chaleur de combustion provenant de l'un des cycles chauffant le fluide dans un autre cycle le fluide à la sortie de l'un des cycles chauffant le fluide dans un autre cycle

Abrégé

Effective charging process of an energy conversion system It is described an arrangement for storing heat energy and in particular providing electric energy from heat energy, the arrangement comprising: a storage (3) for storing heat energy having a charging inlet (5) and a charging outlet (7); a tank (9) for holding water for a steam generator (11), in particular heat recovery steam generator, the tank (9) having an inlet (13) and an outlet (15), a storage-steam-generator pipe (17) between the charging outlet (7) of the storage (3) and the inlet (19) of a heat recovery steam generator (11); a storage-steam-generator valve (25, V4) within the storage- steam-generator pipe (17), in particular within a first portion (27) of the storage-steam-generator pipe allowing to temporarily open the storage-steam-generator pipe (17).

Classes IPC  ?

• F01K 3/18 - Ensembles fonctionnels caractérisés par l'emploi d'accumulateurs de vapeur ou de chaleur ou bien de réchauffeurs intermédiaires de vapeur comportant des réchauffeurs
• F22B 1/02 - Méthodes de production de vapeur caractérisées par le genre de chauffage par exploitation de l'énergie thermique contenue dans une source chaude
• F01K 13/02 - Commande, p. ex. arrêt ou démarrage

Abrégé

It is described an arrangement (100) for receiving and/or releasing, in particular storing, thermal energy, comprising: a container (101) for holding storage material (103), the container having a first fluid port (105) and a second fluid port (107) for allowing inflow and outflow of fluid (109) flowing through the container in a substantially horizontal flow direction (111, 112) for charging and/or discharging the storage material (103); at least two first valves (V1b, V1d) at different vertical positions for the first fluid port (105); at least two second valves (V2b, V2d) at different vertical positions for the second fluid port (107); and at least two temperature sensors (T1b, T1d) arranged within the container (101) at different vertical positions, in particular in one plane (P1) perpendicular to the flow direction.

Classes IPC  ?

• F28D 17/04 - Dispositions de répartition des sources de potentiel calorifique
• F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou
• F28D 20/02 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou utilisant la chaleur latente

Abrégé

An arrangement for storing thermal energy, which has a three-dimensionally configured heat accumulator is provided. The latter contains a solid natural material for heat storage. The heat-storage material is enclosed by a fluid-impermeable, flexible layer such that the heat-storage material is insulated at least in a pressure-tight manner with regard to the environment of the heat accumulator. A flexible cover layer is provided, which is coupled to the fluid-impermeable flexible layer such that the flexible cover layer applies a surface force to the fluid-impermeable flexible layer. As a result, the fluid-impermeable flexible layer is pressed areally onto the heat-storage material. The flexible cover layer (i) has the form of a mesh or (ii) is configured in the form of sheet-metal plates overlapping one another in an imbricated manner.

Classes IPC  ?

• F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou

Abrégé

The present invention relates to a heat accumulator (1) comprising a heat exchange chamber (2) having a lower portion and an upper portion and being configured to accommodate therein heat storage elements for storing thermal energy, wherein the heat exchange chamber (2) comprises an inlet (3) which is configured to supply a working fluid into the heat exchange chamber (2). A passively controlled first pressure loss regulating device (4) is arranged within the flow of the working fluid in the heat exchange chamber (2) and configured to pass the working fluid through, wherein the first pressure loss regulating device (4) is configured to form a first flow resistance for a flow of the working fluid in the first pressure loss regulating device (4) being different to a flow resistance for a flow of the working fluid in the heat exchange chamber (2) adjacent and outside the first pressure loss regulating device (4).

Classes IPC  ?

• F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou

Abrégé

A thermal energy storage device (100) comprising a passage for the circulation of a heat transporting fluid between a hot end (101) and a cold end (102), the hot end (101) being configured for storing thermal energy at a first temperature (T1), the cold end (102) being configured for storing thermal energy at a second temperature (T2) lower than the first temperature (T1). The thermal energy storage device (100) comprises a heating device (120) at the hot end (101).

Classes IPC  ?

• F01K 3/00 - Ensembles fonctionnels caractérisés par l'emploi d'accumulateurs de vapeur ou de chaleur ou bien de réchauffeurs intermédiaires de vapeur

Produits et services

Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; Apparatus and instruments for accumulating and storing electricity (energy stores); Electric monitoring, control, regulating and switching apparatus; electronic switch gears, Inverter units, Electricity transformers; Energy accumulators and systems consisting thereof; Storage batteries; Electronic instruments and apparatus for data capture and control; Data processing programs; Data processing apparatus and computers, including peripheral devices therefor; The aforesaid goods being for data communications via cable and wireless telecommunications networks, for remote data transmission and for data transmission on local networks. Thermal energy accumulators. Assembly, maintenance and repair of installations, devices and apparatus in the field of energy storage, in particular thermal energy storage. Technical planning, research and technical development of installations, devices and apparatus, in particular in the field of energy storage; Scientific and technological services and research and design related thereto, in particular in the field of energy storage; Industrial analysis and research services; Design and development of computer hardware and software; Technical project management in the field of electronic data processing; Services of an EDP programmer; Maintenance and installation of software.

Abrégé

A computer-implemented method for determination of blade- defects is automatically carried out by a computing system (CS). In step S1), an image (01) of a wind turbine containing at least a part of one or more blades of the wind turbine is received by an interface (IF) of the computer system (CS). The image has a given original number of pixels in height and width. A step S2) basically consists of two consecutive steps S2a) and S2b) which are executed by a processing unit (PU )of the computer system (CS). In step S2a), the image (01) is analyzed to determine an outline of the blades in the image. In step S2b) a modified image (AI) is created from the analyzed image (01) containing image information of the blades only. Finally, step S3) consists of analyzing, by the processing unit (PU), the modified image (AI) to determine a blade defect (BD) and/or a blade defect type (BDT) of the blades. As a result, the blade defects (BD) and/or blade defect types (BDT) are output by the processing unit (PU).

Classes IPC  ?

• G06T 7/00 - Analyse d'image
• F03D 80/50 - Entretien ou réparation

Abrégé

It is described a method of controlling wind turbine converters (117, 119, 121) of wind turbines (101, 102, 103) parallel connected at a point of common coupling (111), the method comprising: generating for each converter within a same length of a pulse width modulation period a pulse (127, 131, 136), wherein the pulses start for different converters at different pulse start phases (126, 133, 137), wherein pulse start phase differences (D12, D23) of the pulse start phases between at least two of adjacent converters (117, 119; 119, 121) are unequal.

Classes IPC  ?

• H02M 1/12 - Dispositions de réduction des harmoniques d'une entrée ou d'une sortie en courant alternatif
• H02J 3/38 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs
• H02M 7/48 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande
• H02J 3/01 - Dispositions pour réduire les harmoniques ou les ondulations

Produits et services

Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; Apparatus and instruments for accumulating and storing electricity (energy stores); Electric monitoring, control, regulating and switching apparatus; electronic switch gears, Inverter units, Electricity transformers; Energy accumulators and systems consisting thereof; Storage batteries; Electronic instruments and apparatus for data collection and control of thermal installations; Thermal energy accumulators. Assembly, maintenance and repair of installations, devices and apparatus in the field of energy storage, in particular thermal energy storage. Technical planning, research and technical development of installations, devices and apparatus, in particular in the field of energy storage; Scientific and technological services and research and design relating thereto in the field of energy storage; Industrial analysis and research services.

Produits et services

Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; Apparatus and instruments for accumulating and storing electricity (energy stores); Electric monitoring, control, regulating and switching apparatus; electronic switch gears, Inverter units, Electricity transformers; Energy accumulators and systems consisting thereof; Storage batteries; Electronic instruments and apparatus for data collection and control of thermal installations; Thermal energy accumulators. Assembly, maintenance and repair of installations, devices and apparatus in the field of energy storage, in particular thermal energy storage. Technical planning, research and technical development of installations, devices and apparatus, in particular in the field of energy storage; Scientific and technological services and research and design relating thereto in the field of energy storage; Industrial analysis and research services in the field of energy storage.

Produits et services

Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; Apparatus and instruments for accumulating and storing electricity (energy stores); Electric monitoring, control, regulating and switching apparatus; electronic switch gears, Inverter units, Electricity transformers; Energy accumulators and systems consisting thereof; Storage batteries; Electronic instruments and apparatus for data collection and control of thermal installations; Thermal energy accumulators. Assembly, maintenance and repair of installations, devices and apparatus in the field of energy storage, In particular thermal energy accumulators. Technical planning, research and technical development of installations, devices and apparatus, in particular in the field of energy storage; Scientific and technological services and research and design related thereto, in particular in the field of energy storage; Industrial analysis and research services; Design and development of computer hardware and software, not relating to data protection software; Technical project management in the field of electronic data processing; Maintenance and installation of software, not relating to data protection software.