Patents by Inventor Rémi NICOLAS
Rémi NICOLAS has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240125545Abstract: Disclosed is a device for refrigerating or liquefying a fluid such as natural gas or hydrogen, comprising a fluid circuit that is to be cooled and has an upstream end for connection to a source of gaseous fluid as well as a downstream end for connection to a member for collecting the cooled or liquefied fluid, the device comprising a heat exchanger assembly in heat exchange with the fluid circuit to be cooled, the device comprising a refrigerator in heat exchange with at least a portion of the exchanger assembly, the refrigerator being of the type that has a cycle for refrigerating a cycle gas containing at least one of: helium, hydrogen, nitrogen or neon; said refrigerator comprising in series in a cycle circuit: a mechanism for compressing the cycle gas, at least one member for cooling the cycle gas, a mechanism for expanding the cycle gas, and at least one member for reheating the expanded cycle gas, wherein the compression mechanism comprises a plurality of compression stages in series composed of a centrType: ApplicationFiled: January 18, 2022Publication date: April 18, 2024Applicant: L'Air Liquide, Societe Anonyme pour l'Etude et l’Exploitation des Procedes Georges ClaudeInventors: Mathieu ROIG, Remi NICOLAS, Fabien DURAND, Guillaume DELAUTRE
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Publication number: 20240118025Abstract: Disclosed is a device for refrigerating or liquefying a fluid such as natural gas or hydrogen, comprising a fluid circuit that is to be cooled and has an upstream end for connection to a source of gaseous fluid as well as a downstream end for connection to a member for collecting the cooled or liquefied fluid, the device comprising a heat exchanger assembly in heat exchange with the fluid circuit to be cooled, the device comprising a refrigerator in heat exchange with at least a portion of the exchanger assembly, the refrigerator being of the type that has a cycle for refrigerating a cycle gas containing at least one of: helium, hydrogen, nitrogen or neon; said refrigerator comprising in series in a cycle circuit: a mechanism for compressing the cycle gas, at least one member for cooling the cycle gas, a mechanism for expanding the cycle gas, and at least one member for reheating the expanded cycle gas, wherein the compression mechanism comprises a plurality of compression stages in series composed of a centrType: ApplicationFiled: January 18, 2022Publication date: April 11, 2024Applicant: L'Air Liquide, Societe Anonyme pour l'Etude et l’Exploitation des Procedes Georges ClaudeInventors: Mathieu ROIG, Remi NICOLAS, Fabien DURAND, Guillaume DELAUTRE
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Publication number: 20240118024Abstract: Disclosed is a device for refrigerating or liquefying a fluid such as natural gas or hydrogen, comprising a circuit for fluid that is to be cooled and has an upstream end for connection to a source of gaseous fluid and a downstream end for connection to a member for collecting the cooled or liquefied fluid, the device comprising a heat exchanger assembly in heat exchange with the circuit of fluid to be cooled, the device comprising a refrigerator in heat exchange with at least a portion of the heat exchanger assembly, the refrigerator being of the type that has a cycle for refrigerating a cycle gas containing at least one of: helium, hydrogen, nitrogen or neon; said refrigerator comprising, arranged in series in a cycle circuit: a mechanism for compressing the cycle gas, at least one member for coding the cycle gas, a mechanism for expanding the cycle gas, and at least one member for reheating the expanded cycle gas, wherein the compression mechanism comprises a plurality of compression stages in series compoType: ApplicationFiled: January 18, 2022Publication date: April 11, 2024Applicant: L'Air Liquide, Societe Anonyme pour l'Etude et l’Exploitation des Procedes Georges ClaudeInventors: Mathieu ROIG, Remi NICOLAS, Fabien DURAND, Guillaume DELAUTRE
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Publication number: 20230194160Abstract: The invention relates to a liquefied gas storage facility, in particular for liquid hydrogen, comprising a liquefied gas tank intended to contain gas in liquid form and a gaseous phase, a device for cooling the contents of the tank, the cooling device comprising at least a first refrigerator with a cycle for refrigerating a cycle gas, said first refrigerator comprising, arranged in series in a cycle circuit: a member for compressing the cycle gas, a member for cooling the cycle gas, a member for expanding the second cycle gas and a member for reheating the expanded cycle gas, the cooling device comprising a first heat transfer fluid loop comprising a first end exchanging heat with a cold end of the first refrigerator and a second end comprising a first heat exchanger located in the tank, the first heat transfer fluid loop comprising a member for circulating the heat transfer fluid, characterized in that the first heat exchanger exchanges heat directly with the inside of the tank, that is to say that the firstType: ApplicationFiled: March 23, 2021Publication date: June 22, 2023Applicant: L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges ClaudeInventors: Francois LAGOUTTE, Jean-Marc BERNHARDT, Remi NICOLAS
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Publication number: 20220275999Abstract: Disclosed is a refrigeration and/or liquefaction method using a system that includes a low-temperature refrigeration device comprising a working circuit which forms a loop and contains a working fluid, the working circuit forming a cycle comprising, connected in series: a compression mechanism, a cooling mechanism, an expansion mechanism and a heating mechanism the refrigeration device further comprising a cooling exchanger for extracting heat from the useful fluid stream by exchanging heat with the working fluid flowing in the working circuit, the system comprising a pipe through which the useful fluid stream flows in the cooling exchanger, the method comprising a cooling step in which the refrigeration device is in a first operating mode for cooling the cooling exchanger while a useful fluid stream flows in the cooling exchanger, the method comprising, after said cooling step, a step of cleaning impurities that have solidified in the cooling exchanger, characterized in that during the cleaning step, the refType: ApplicationFiled: June 23, 2020Publication date: September 1, 2022Applicant: L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges ClaudeInventors: Fabien DURAND, Damien GUILLET, Remi NICOLAS, Cecile GONDRAND, Jean-Marc BERNHARDT
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Publication number: 20220268516Abstract: Disclosed is a low-temperature refrigeration device comprising a working circuit that forms a loop and contains a working fluid, the device further comprising a cooling exchanger for extracting heat from at least one member by exchanging heat with the working fluid, the working circuit forming a cycle comprising, connected in series: a compression mechanism, a cooling mechanism, an expansion mechanism and a heating mechanism, wherein the mechanism for cooling the working fluid and the heating mechanism comprise a common heat exchanger in which the working fluid flows in opposite directions in two separate transit portions of the circuit according to whether it is cooled or heated, the device being designed to ensure equal mass flow rates in the two transit portions in the common heat exchanger, the device also comprising a bypass for bypassing one of the two transit portions, said bypass comprising a bypass valve which, in the open state, changes the mass flow rate in one of the two transit portions.Type: ApplicationFiled: July 8, 2020Publication date: August 25, 2022Applicant: L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges ClaudeInventors: Fabien DURAND, Remi NICOLAS, Cecile GONDRAND, Jean-Marc BERNHARDT
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Publication number: 20220260310Abstract: The invention relates to a method for cooling and/or liquefying a user fluid flow the method using a cooling and/or liquefying system comprising a low-temperature refrigeration device, the refrigeration device comprising a working circuit forming a loop and containing a working fluid, the refrigeration device comprising a cooling exchanger intended to extract heat from the user fluid flow by heat exchange with the working fluid circulating in the working circuit, the working circuit forming a cycle comprising, in a series: a compression mechanism a cooling mechanism, an expansion mechanism, and a reheating mechanism, the system comprising a pipe for circulation of the user fluid flow to be cooled in heat exchange with the cooling exchanger of the refrigeration device, the method comprising a step of cooling a user fluid flow in the cooling exchanger and after this cooling step, a step of cleaning impurities solidified in the cooling exchanger, the cleaning step comprising stopping of the refrigeration deviceType: ApplicationFiled: July 8, 2020Publication date: August 18, 2022Applicant: L'Air Liquide, Societe Anonyme pour l'Etude et l?Exploitation des Procedes Georges ClaudeInventors: Fabien DURAND, Remi NICOLAS, Cecile GONDRAND, Jean-Marc BERNHARDT
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Patent number: 11410831Abstract: A beam position monitor is provided, for measuring a position of a beam of charged particles passing through a chamber, the beam position monitor including a first magnetic field sensor and a second magnetic field sensor configured to be installed in the chamber on either side of the beam of charged particles, each magnetic field sensor including a conductive loop, the conductive loop of the first magnetic field sensor and the conductive loop of the second magnetic field sensor being configured to have inductances different from one another. A measurement system and a particle accelerator are also provided.Type: GrantFiled: December 15, 2020Date of Patent: August 9, 2022Assignee: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventor: Rémi Nicolas
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Publication number: 20210356204Abstract: An installation and method for purifying and liquefying natural gas having, arranged in series, an adsorption purification unit, a unit for separating hydrocarbons by refrigeration, and a liquefier. The installation has a gas power plant for combined production of heat and electricity by hydrocarbon combustion. The installation has at least one electrical member, with the power plant being electrically connected to at least one of the electrical members in order to supply them with electrical energy.Type: ApplicationFiled: September 12, 2019Publication date: November 18, 2021Inventors: Jean-Marc BERNHARDT, Golo ZICK, Rémi NICOLAS
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Publication number: 20210183613Abstract: A beam position monitor is provided, for measuring a position of a beam of charged particles passing through a chamber, the beam position monitor including a first magnetic field sensor and a second magnetic field sensor configured to be installed in the chamber on either side of the beam of charged particles, each magnetic field sensor including a conductive loop, the conductive loop of the first magnetic field sensor and the conductive loop of the second magnetic field sensor being configured to have inductances different from one another. A measurement system and a particle accelerator are also provided.Type: ApplicationFiled: December 15, 2020Publication date: June 17, 2021Applicant: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventor: Rémi NICOLAS
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Patent number: 10918359Abstract: An ultrasound imaging assembly is disclosed, comprising an image processing unit (26) for receiving and for evaluating at least one set of ultrasound data resulting from an ultrasound scan of a volume of interest (31) and for providing corresponding image data on the basis of the ultrasound data. The assembly comprises a display unit (18) for displaying an ultrasound image (30) on the basis of the image data, and an evaluation unit (28) adapted to detect whether a shadowed area (32) is present within the volume of interest (31) on the basis of the ultrasound data, wherein the image processing unit is adapted to determine ultrasound image data of a two-dimensional slice of the shadowed area and wherein the display unit is adapted to display a graphical representation of a corresponding sectional view of the shadowed area within the ultrasound image.Type: GrantFiled: December 15, 2014Date of Patent: February 16, 2021Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Vincent Maurice André Auvray, Remi Nicolas Thierry Cuingnet, Roberto José Ardon
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Patent number: 10743844Abstract: An ultrasound imaging apparatus (20) is disclosed, comprising a data interface (30) configured to receive a plurality of different ultrasound data sets (26, 28) resulting from an ultrasound scan of an object (18) in different viewing directions. The ultrasound imaging apparatus further comprises a segmentation unit (32) for segmenting anatomical structures of the object in the different ultrasound data sets and for providing segmentation data of the anatomical structures, and a reference determining unit (34) for determining a spatial reference (48, 50, 52, 54) for the different ultrasound data sets on the basis of the segmentation data. A confidence determining unit (40) is included for determining confidence values (56) for different regions of the received ultrasound data on the basis of the spatial reference.Type: GrantFiled: July 14, 2015Date of Patent: August 18, 2020Assignee: Koninklijke Philips N.V.Inventors: Roberto Jose Ardon, Remi Nicolas Thierry Cuingnet, Jean-Michel Rouet
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Publication number: 20170181730Abstract: An ultrasound imaging apparatus (20) is disclosed, comprising a data interface (30) configured to receive a plurality of different ultrasound data sets (26, 28) resulting from an ultrasound scan of an object (18) in different viewing directions. The ultrasound imaging apparatus further comprises a segmentation unit (32) for segmenting anatomical structures of the object in the different ultrasound data sets and for providing segmentation data of the anatomical structures, and a reference determining unit (34) for determining a spatial reference (48, 50, 52, 54) for the different ultrasound data sets on the basis of the segmentation data. A confidence determining unit (40) is included for determining confidence values (56) for different regions of the received ultrasound data on the basis of the spatial reference.Type: ApplicationFiled: July 14, 2015Publication date: June 29, 2017Applicant: KONINKLIJKE PHILIPS N.V.Inventors: ROBERTO JOSE ARDON, REMI NICOLAS THIERRY CUINGNET, JEAN-MICHEL ROUET
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Publication number: 20160317130Abstract: An ultrasound imaging assembly is disclosed, comprising an image processing unit (26) for receiving and for evaluating at least one set of ultrasound data resulting from an ultrasound scan of a volume of interest (31) and for providing corresponding image data on the basis of the ultrasound data. The assembly comprises a display unit (18) for displaying an ultrasound image (30) on the basis of the image data, and an evaluation unit (28) adapted to detect whether a shadowed area (32) is present within the volume of interest (31) on the basis of the ultrasound data, wherein the image processing unit is adapted to determine ultrasound image data of a two-dimensional slice of the shadowed area and wherein the display unit is adapted to display a graphical representation of a corresponding sectional view of the shadowed area within the ultrasound image.Type: ApplicationFiled: December 15, 2014Publication date: November 3, 2016Inventors: Vincent Maurice André Auvray, Remi Nicolas Thierry Cuingnet, Roberto José Ardon