TotalEnergies OneTech Patente

The present invention concerns a control method (100) for controlling a wind farm comprising a plurality of wind turbines.The method comprises a learning phase (1100) and an exploitation phase (1200).During the learning phase receiving (1110) a model architecture is received. The model architecture comprises an attention comprising at least on multi-head self-attention neural network. The learning phase further comprises training (1120) the model architecture according to a reinforcement learning technic implying tuning the tunable parameters of the model architecture to obtain a trained model optimizing a performance of the wind farm. The performance of the wind farm depends on an estimated power output by the wind farm, and losses due to wake effect,The exploitation phase comprises receiving (1210) estimated wind velocities and directions. The exploitation phase further comprises applying (1230) the trained model to derive rotations commands, and sending (1240) the rotation commands to wind turbines.

Le procédé l'injection, à des instants de mesure, dans la cellule de mesure portée par un drone d'un faisceau laser, à une longueur d'onde de mesure caractéristique du gaz traceur à détecter.La signature spectrale du gaz traceur ou de l'ensemble de gaz est plus large qu'une largeur d'accordabilité de la source laser de mesure. Le procédé comprend l'injection, à des instants de référence, dans la cellule de mesure d'un faisceau laser de référence à une longueur d'onde de référence située à l'écart de ladite signature spectrale.Le procédé comporte la transmission de données représentatives de teneur en gaz traceur obtenues à partir du signal de mesure et de données représentatives de référence obtenues à partir du signal de référence à un système de calcul pour calculer une teneur en gaz à partir des données représentatives de teneur en gaz traceur et des données représentatives de référence.

The invention relates to a method for determining surfaces of waterbodies (W) in a target area, the method comprising: - a phase of building a training database (TDB) comprising for each elementary portion (E) of a georeferenced representation of a training area: an aerial image (IM<M>), water index image(s) (IM<W>) derived from the aerial image (IM<M>) using a water index formula and a ground truth (G) binary mask, each elementary portion (E) representing a zone of the training area where at least a part of a waterbody surface (W) is present, - a phase of training a determination model using the training database (TDB) so as to obtain a trained determination model, and - a phase of inferencing the trained determination model.

The assembly comprises an elongated porous dry electrode line (20) comprising an elongated core electrode (30) configured to be electrically connected to an electrical power source or to a utility.The line (20) comprises an outer sheath (32) made at least partially of an ion permeable and gas impervious membrane applied on the electrode (30), the electrode (30) defining inside the outer sheath (32) at least a longitudinal gas circulation canal (34) emerging at one gas collection outlet or gas supply inlet.The assembly comprises a gas capacity to collect gas from the electrode line (20) or to supply gas to electrode line (20), the gas collection outlet or the gas supply inlet of the electrode line (20) being fluidly connected to the gas capacity.

The present invention refers to a photovoltaic equipment (10) comprising:- a carrying structure (11),- at least one photovoltaic module (13) arranged sensibly vertically on the carrying structure (11),- at least one reflective surface (17) with a top side arranged on the carrying structure (11) below the, at least one, photovoltaic module (13),wherein the angle between the reflective surface (17) and the photovoltaic module (13) is higher than 90°.

The present invention refers to a photovoltaic module carrying structure (11) comprising a metallic frame providing:- a holding part (12) comprising a first vertical post (11a) comprising a first slot (11b) configured for receiving a first side edge of a photovoltaic module (13) and a second vertical post (11a) comprising a second slot (11b) configured for facing the first slot (11b) for receiving a second side edge of the photovoltaic module (13),- a supporting part (14) comprising a first surface (16a) configured for extending from the bottom of the holding part (14) on a first side of the holding part (12) with an angle higher than 90°, with respect to the orientation of the first vertical post (11a) and the second vertical post (11a) and a second surface (16b) configured for extending from the bottom of the holding part (12) on a second side of the holding part (12) opposite to the first side with an angle higher than 90° with respect to the orientation of the first vertical post (11a) and the second vertical post (11a).

A control method (100) for controlling a wind farm comprising a plurality of wind turbines, based on a plurality of estimated wind velocities and a plurality of estimated wind directions of the wind on the wind farm. The method comprises determining (120), for each wind turbine, a respective rotation command by solving an optimization problem. The optimization problem aims at maximizing an objective function, comprising a first component and a second component. The first component is representative of power generated by the wind farm for said set of successive time instants. The second component is representative of the fatigue of each wind turbine of the wind farm, surrogated over the set of successive time instants. Said second component depends on the fatigue induced by mechanical moments of wind forces on each wind turbine, at each time instant.

The invention relates to a control method (100) for controlling a wind farm comprising a plurality of wind turbines, based on wind velocity direction.The method (100) comprising a learning phase (1100) and an exploitation phase (1200).The learning phase comprises obtaining (1110) a wind direction, a wind velocity, sets of yaw angle values and a parameterized model configured to determine a rotation command. The learning phase further comprises determining (1130) an ordered list of wind turbines, and training (1140) of the parametrized model according to a reinforcement learning algorithm.The reinforcement learning algorithm comprising several iterations determining rotations command based on the parameterized model, performed sequentially on the wind turbines according to the ordered list of wind turbines.The exploitation phase comprising applying (1230) the trained model to each wind turbine to obtain rotation commands, and sending (1240) them to the wind turbines.

A control method (100) for controlling a wind farm comprising a plurality of wind turbines, based on an estimated wind velocity and an estimated wind direction of the wind on the wind farm. The method comprises receiving a wind direction and a wind velocity. The method further comprises determining (120) a group of yaw angles sets and evaluating (130), for each yaw angle set, a power generated by the wind farm. The method further comprises generating (150) new yaw angle sets and modifying (160) the value of each yaw angle according to a probability law. The method further comprises adjusting (170). The method further comprises selecting (190), among the adjusted yaw angle sets, the set for which the power generated is the highest, the yaw angles of such selection set being the desired yaw angles, and sending (200), to each wind turbine, the respective desired yaw angle.

It is disclosed a method for determining the locations of flow entities for operating a reservoir, comprising:- Receiving a geological description of the reservoir,- building a geographical graph comprising nodes and edges between nodes,wherein each node represents a flow entity location and is assigned geographic coordinates, and each edge represents relationships between adjacent nodes and is assigned a value of at least one edge property derived from the geological description of the reservoir,- implementing a deformation process on the geological graph, comprising:∘ defining a geological quantity over the geological graph, being function of the spacing between the nodes and of the edge property assigned to the edges of the graph,∘ starting from initial coordinates of the nodes, adjusting the locations of the nodes based on the defined geological function, and- outputting the adjusted flow entities locations as determined locations for operating the reservoir.

The invention relates to a method for remotely operating a plug assembly (2, 130) in a well, the well comprising a bore (1, 100), the plug assembly (2, 130) being arranged within the bore (1, 100), the method comprising steps of:- performing a sequence of operations on a valve (125) on a wellhead assembly (120) to obtain a sequence of variations of bottom hole pressure within the bore (1, 100);- detecting the variations of bottom hole pressure by at least one sensor (4) on the plug assembly (2, 130); and- responsive to said detecting, operating the plug assembly (2, 130).

The present disclosure relates to a computer-implemented method for determining an optimized control of flow entities of a hydrocarbon reservoir, the method comprises: a/ obtaining a meshed representation of flow entities, each flow entity is described by a flow entity node and each link between the flow entities is described a flow entity edge; the flow entity nodes being ordered using ranks according to at least one flow entity property and the flow entity edges being ordered using ranks according to at least one flow entity relationship property; b/ determining at any simulated time an order of the flow entity nodes using ranks according to at least one combined node-edge property derived from a flow entity property and a flow entity relationship property; c/ applying at least one variation parameter to the properties; d/ determining the optimized control of the flow entities from at least an order of the flow entities determined using an optimization of a cost function, the at least one variation parameter being an optimization variable.

The invention relates to an annulus pressure buildup mitigation device (202) configured to be fitted on the outside of a casing string, the annulus pressure buildup mitigation device (202) comprising a tubular sleeve (203), an enclosed space within the tubular sleeve (203) and a pressure sensitive device (204), wherein the enclosed space is sealed by the pressure sensitive device (204) and the pressure sensitive device (204) is configured to unseal the enclosed space and thereby put the enclosed space in fluid communication with the outside of the tubular sleeve (203) if pressure outside of the tubular sleeve (203) exceeds a pressure threshold.

The invention relates to a method of operating a photovoltaic system (10, 12, 14), comprising the following steps: - measuring a reference power signal of a reference photovoltaic system covered in snow, - dividing the measured reference power signal in time brackets, - for each time bracket, generating sample brackets, by constructing a chain sequence using Monte Carlo Markov Chain, wherein the constructed chain sequence follows at least one constraint of said time bracket if any, - defining a confidence interval from the generated sample signals generated from the sample brackets, - measuring a power signal of the operated photovoltaic system (10, 12, 14), - comparing the power signal to the confidence interval, - determining whether the photovoltaic system (10, 12, 14) was covered with snow.

The invention is directed to the use of a composition as a solvent for adhesives and/or sealants, the composition comprising a paraffinic fluid and at least one alcohol, the composition having a content of biocarbon of at least 90%wt based on the total weight of the carbon atoms of the composition, the paraffinic fluid comprising, based on the total weight of the paraffinic fluid, at least 90% by weight of paraffinic compounds and having a weight ratio isoparaffins/n-paraffins of at least 2. The invention also relates to a composition as such.

The disclosure relates to a computer-implemented method for optimizing a layout of a subsea oil & gas field on a portion of the seabed, comprising providing input specifying locations unsuitable for well location and injection or production targets, determining optimal locations each of an injection well or of a production well by optimizing a well location and trajectory, determining optimal locations by performing an optimization that rewards every well is connected to exactly one drill center and the overall drilled length and number of drill centers is minimized, determining a location and orientation for the surface facility or processing facility based on metocean data, marine regulation constraints and the determined locations each of a drill center. The method also comprises determining a layout of flowlines by performing an optimization process including iterations of computing a solution to the optimization and defining mechanical constraints on the flowlines to find another solution.

Le procédé comprenant les étapes suivantes : - installation et mise sous tension mécanique d'une pluralité de lignes d'amarrage (70) entre l'ensemble au large (12) et l'ensemble flottant (16), chaque ligne d'amarrage (70) présentant une longueur active (76) sous tension mécanique entre un premier point et un deuxième point ; - raccordement fluidique entre une première capacité (22) et une deuxième capacité (44) par l'intermédiaire d'un système (64) de transfert de fluide, et transfert de fluide entre la première capacité (22) et la deuxième capacité (44) ; - mesure en continu de la tension mécanique s'appliquant sur la longueur active (76) d'au moins une ligne d'amarrage (70) ; - commande, par un système de commande (62) de la longueur active (76) de la au moins une ligne d'amarrage (70), pour maintenir la tension mécanique s'appliquant sur la au moins une ligne d'amarrage (70) dans un intervalle prédéfini de tension mécanique.

The invention relates to a subsea stroking tool (100) having a longitudinal axis and comprising:- a housing (200);- a hydraulic piston assembly (203);- a rod (201) having a proximal end and a distal end, at least partially arranged within the housing (200) and movable along the longitudinal axis relative to the housing (200);- a set of rollers (202) engaged with the rod (201);wherein both the set of rollers (202) and the hydraulic piston assembly (203) are configured to move the rod (201) along the longitudinal axis.

The disclosure notably relates to a method for dynamic monitoring of a lightning protection system (LPS) of a wind turbine blade. The method comprises one or more iterations of, by an emitter connected to the LPS, sending an electrical signal through the LPS. The method also comprises, by a receiver connected to the LPS, receiving the electrical signal from the LPS. The method also comprises determining a health state of the LPS by performing a computer-implemented processing of a signal of the electrical signal received by the receiver.

The invention relates to an actuator assembly (200, 300, 600, 700) for connection to an apparatus (101) comprising a body and a central passageway (202, 302, 602, 702) extending along a longitudinal axis of the body, wherein the actuator assembly comprises: - a sliding stem (207, 307, 607, 707), - an obstructing member (201, 301, 601, 701), fixedly attached to the sliding stem (207, 307, 607), - a first compartment (403, 403', 603, 703, 703'), a second compartment (404, 404', 604, 704, 704') and a third compartment (513, 513', 611, 711) having varying volumes depending on the position of the sliding stem (207, 307, 607, 707), wherein the volume of the first compartment (403, 403', 603, 703, 703') increases and the volume of the second compartment (404, 404', 604, 704, 704') decreases when the sliding stem (207, 307, 607, 707) slides in one direction, and the volume of the first compartment (403, 403', 603, 703, 703') decreases and the volume of the second compartment (404, 404', 604, 704, 704') increases when the sliding stem (207, 307, 607, 707) slides in another opposite direction.

A process for the production of sulfuric acid and hydrogen from acid gases comprising: a) providing bromine (3); b) providing acid gas (1) comprising hydrogen sulfide and ammonia; c) reacting the acid gas with bromine in a first reaction zone (5) to obtain a first liquid phase (7); e) mixing the obtained first liquid phase with an additional amount of bromine (17) and water (19) in a second reaction zone (15) to obtain a second liquid phase (21), g) performing a first distillation on the second liquid phase, to obtain a sulfuric acid-containing stream (33) and a sixth stream (43) comprising hydrogen bromide and/or bromine; i) performing a second distillation on the sulfuric acid-containing stream to obtain a fifth stream (39) comprising sulfuric acid and a seventh stream (45) comprising hydrogen bromide and/or bromine; j)subjecting the seventh stream to an electrolysis reaction to obtain a hydrogen-containing stream (47) and a bromine-containing stream (49).

A process of hydrogen production comprising the following steps: i) providing an electrolysis unit (51) comprising one or more electrolytic cells (53) each comprising an anode (59), a cathode (55), and an ion-exchange membrane (57); ii) providing an anolyte (43) comprising hydrogen bromide at a concentration ranging from 0.5 to 12.5 M; and a catholyte (61); the catholyte comprising an aqueous solution of one or more strong acids selected from hydrochloric acid, nitric acid, sulfuric acid, perchloric acid, hydroiodic acid or any mixtures thereof, at a pH of at most 1.0; iii) performing an electrolysis to convert at least a part of the hydrogen bromide of the hydrogen bromide aqueous solution into bromine by operating the one or more electrolytic cells (53); and iv) recovering a liquid effluent (49) comprising bromine from the anode side and a gaseous effluent (47) comprising hydrogen at the cathode side.

The method for determining a corrected irradiance comprises the steps of :- obtaining a dataset of operating points of photovoltaic cells, each operating point being defined by parameters including the photovoltaic cell, the day, the power output of the photovoltaic cell, the temperature of the photovoltaic cell and the irradiance of the photovoltaic cell, the operating points of the dataset being taken over a period of time ;- determining a plurality of data subsets in the dataset, each data subset including the operating points having a day included in one of a plurality of sub-periods of the period and an irradiance included in one of a plurality of irradiance sub-ranges;- performing regression analysis on each data subset for determining regression parameters for each data subset; and- calculating the corrected irradiance as a function of the regression parameters of the data subsets.

The invention relates to a gas detection system comprising a plurality of cables (104, 105, 106) and an airborne body (100), wherein the airborne body (100) is attached to an anchored object (201) by the plurality of cables (104, 105, 106), the airborne body (100) carrying a sensor configured to take measurements for gas detection, wherein the system is configured so that the trajectory of the airborne body (100) is controllable by adjusting the length of one or more of the plurality of cables (104, 105, 106) using respective winches.

The invention relates to a method of producing hydrocarbons from a subterranean formation via a production tubing (110) of a production well (100) located in the subterranean formation (1), comprising: - collecting hydrocarbons from one or more inlets of the production tubing; - injecting gas into the production tubing; - injecting a solution comprising a polysiloxane compound into the production tubing; - forming a hydrocarbon-based foam within the production tubing; - recovering the hydrocarbon-based foam from the production tubing.

The turbine comprises a turbine (42) comprising a turbine stator (110) and a turbine rotor (114) configured to be connected to a pump (40). It comprises a driving fluid admitter (46) comprising a driving fluid admission inlet (72) and a driving fluid conveying passage (90) connecting the driving fluid admission inlet (72) to the turbine stator (110) to feed driving fluid in the turbine stator (110) and drive the turbine rotor (114) in rotation about the rotation axis (A-A'). The turbine assembly comprises a driving fluid evacuation assembly (118) and a strainer (74), positioned in the admission inlet (72) or between the admission inlet (72) and the turbine (42), the strainer (74) being configured to filter the whole of the driving fluid admitted in the turbine (42).

The present invention relates to a process for the preparation of 4-(3',5'-di-t-butylphenyl)-2-methyl-1H-indene (Cpd-3), <img class="EMIRef" id="4fd1adc7-489e-42ce-8a3e-0f58e52b4cfe-ia01" /> the process comprising the steps as defined in the claims. The present invention also relates to a process for the preparation of rac-dimethylsilylenebis(2-methyl-4-[3',5'-di-t-butylphenyl]indenyl) zirconium dichloride (rMet1), <img class="EMIRef" id="4fd1adc7-489e-42ce-8a3e-0f58e52b4cfe-ia02" /> the process comprising the steps as defined in the claims. The present invention also relates to a catalyst composition comprising: rac-dimethylsilylenebis(2-methyl-4-[3',5'-di-t-butylphenyl]indenyl) zirconium dichloride (rMet1); a titanated solid oxide support; at least one optional activator; and at least one optional cocatalyst. The present invention also relates to an olefin polymerization process, the process comprising: contacting at least one catalyst composition as defined in the claims, with an olefin monomer, optionally hydrogen, and optionally one or more olefin comonomers; and polymerizing the monomer, and the optionally one or more olefin comonomers, in the presence of the at least one catalyst composition, and optional hydrogen, thereby obtaining an olefin polymer.

An assembly (12) comprising:- two pipes (14, 16) extending along an axis (X),- a connector (18) for axially receiving pipe ends (28, 30) in opposite senses to form a tubular junction (32) defining an internal volume (34) for axial circulation of a fluid (36).The connector having, on both sides of a plane (P) along the axis:- a proximal portion (38), on which a proximal part (44) of the pipe end forming a tip (46) is adapted for abutting axially,- a median portion (40) having a radially inner face (58) surrounding a median part (60) of the pipe end, the radially inner face and a radially outer face (64) of the median part flaring away from the plane and forming circular threads (66, 68), the median portion forming a jaw (62) around the median part,- a distal portion (42) for radially pressing against a distal part (70) of the pipe end in order to prevent external water (72) or gas from entering the internal volume.

Il est proposé un dispositif électronique comportant au moins une couche réalisée dans un matériau comportant une pérovskite inorganique : * de composition stœchiométrique ABX<3> où : - A est un élément parmi Cs et Rb, - B est un élément ou un mélange d'éléments parmi Ge, Sn et Pb, et - X est un élément ou un mélange d'éléments parmi Cl, Br et I, * et ayant un facteur de Goldschmidt t compris entre 0,87 et 0,93, caractérisant une stabilité satisfaisante.

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