Automobile Patents (Class 307/10.1)
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Patent number: 11973238Abstract: The invention relates to a compartment for a device (16) for storing electrical energy for a motor vehicle, said compartment being arranged to receive at least one cell (14) for storing electrical energy, said compartment comprising: —a bottom wall (26), the bottom wall preferably comprising a composite material, —a side wall (28) connected to the bottom wall, —a channel (50) for circulating a cooling fluid, said channel being at least partially formed by the bottom wall, —a fluid connection element (100) designed to allow the channel to be connected with an external cooling fluid circuit, the connection element being at least partially overmoulded with the bottom wall or the side wall.Type: GrantFiled: August 14, 2019Date of Patent: April 30, 2024Assignee: VALEO SYSTEMES THERMIQUESInventors: Jerome Ripa, Stephan Andre, Sergio Da Costa Pito, Emmanuel Henon
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Patent number: 11970121Abstract: An in-vehicle power supply system includes first to sixth power supply hubs connected to a main feed line, electronic devices connected to the first to sixth power supply hubs via a sub feed line, and a control device configured to control power feeding to the electronic devices. The control device is configured to control, based on a condition regarding a current consumption of the electronic devices, power feeding to the electronic devices such that the current consumption of the electronic devices is lower than an allowable current consumption that is predetermined in accordance with a scene of using a vehicle.Type: GrantFiled: July 22, 2020Date of Patent: April 30, 2024Assignee: MAZDA MOTOR CORPORATIONInventors: Sadahisa Yamada, Kazuichi Fujisaka, Masaaki Shimizu
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Patent number: 11967459Abstract: A system includes a latch circuit configured to monitor a switch and to operate an electronic latch based on a position of the switch. The system also includes a power supply circuit configured to provide a first voltage level to the latch circuit during normal operations and a second voltage level to the latch circuit during power loss. The power supply circuit includes a primary power circuit configured to provide the first voltage level to the latch circuit and a plurality of supercapacitors configured to be charged by the primary power circuit and provide the second voltage level to the latch circuit.Type: GrantFiled: July 9, 2021Date of Patent: April 23, 2024Assignee: The Boeing CompanyInventors: Mark L. Cloud, Erik Jon Haugen, Justin Rapozo
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Patent number: 11958425Abstract: A control device for a recorder in an associated vehicle includes a processor and an input port operatively coupled with the processor. The input port receives a parking brake status signal comprising parking brake data representative of a parking brake status. A non-transient memory device is operatively coupled with the processor. The non-transient memory device stores parking brake status data representative of whether the parking brake is engaged. Control logic stored in the non-transient memory device is executable by the processor to: determine a parking brake status as engaged based on the parking brake data. An output port is operatively coupled with the processor. The output port transmits a recording control signal enabling the recording based on the determined parking brake status.Type: GrantFiled: May 11, 2021Date of Patent: April 16, 2024Assignee: BENDIX COMMERCIAL VEHICLE SYSTEMS LLCInventors: Andreas U Kuehnle, Karl H Jones
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Patent number: 11951919Abstract: An in-vehicle power supply system includes: a main battery; an upper power supply unit configured to supply power of a power supply to the main battery; a first power supply line allocated to conduct the power of the power supply of a first voltage; a second power supply line allocated to conduct the power of the power supply of a second voltage lower than the first voltage; a step-down conversion unit configured to step down a voltage of the first power supply line to supply the power of the power supply to the second power supply line; and a capacitor. The upper power supply unit, the capacitor, and an input of the step-down conversion unit are connected to the first power supply line. The main battery and an output of the step-down conversion unit are connected to the second power supply line.Type: GrantFiled: July 7, 2022Date of Patent: April 9, 2024Assignee: YAZAKI CORPORATIONInventors: Yasuhiro Kominato, Sadaharu Okuda
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Patent number: 11951918Abstract: An in-vehicle power supply system includes: a main power supply configured to supply power; one or more power supply hubs; a plurality of electronic devices; a main power cable configured to connect the one or more power supply hubs to the main power supply; a sub power cable configured to connect each of the plurality of electronic devices to any one of the one or more power supply hubs; and a control unit configured to turn on/off power supply to each of the plurality of electronic devices through a power supply hub connected to the electronic device. For the plurality of electronic devices, a predetermined voltage is specified, and it is designed so that, while power is supplied to the plurality of electronic devices connected to the one or more power supply hubs, the predetermined voltage of at least one of the plurality of electronic devices is ensured.Type: GrantFiled: July 21, 2020Date of Patent: April 9, 2024Assignee: MAZDA MOTOR CORPORATIONInventors: Sadahisa Yamada, Kazuichi Fujisaka, Masaaki Shimizu
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Patent number: 11945320Abstract: A discharging assembly includes: a first end to which electric power is input from a connected discharging port; a first voltage line, a second voltage line and a neutral line; and a second end that outputs first AC power and second AC power. The first AC power applies a first voltage between the first voltage line and the neutral line. The second AC power applies a second voltage between the second voltage line and the neutral line. The second end includes a first electrical outlet and a second electrical outlet. The first electrical outlet includes a first voltage terminal connected to the first voltage line, a second voltage terminal connected to the second voltage line, and a ground terminal connected to the neutral line. The second electrical outlet includes a voltage terminal connected to the first voltage line, and a ground terminal connected to the neutral line.Type: GrantFiled: August 11, 2022Date of Patent: April 2, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Shigeki Kinomura
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Patent number: 11949326Abstract: Provided is a power supply device including a capacitor, a pre-charge circuit and a control circuit. The capacitor is connected in series with a contactor that is connected between an inverter driving a motor and a battery and that switches on or off power supply from the battery to the inverter, and is connected in parallel with the inverter. The pre-charge circuit is connected in parallel with the contactor and pre-charges the capacitor. The control circuit controls the pre-charge circuit and the contactor. The control circuit includes a sensor that measures the voltage of the battery and the voltage of the capacitor, and determines whether the pre-charge is necessary according to whether a ratio of the voltage of the capacitor to the voltage of the battery is equal to or less than a target value.Type: GrantFiled: July 2, 2020Date of Patent: April 2, 2024Assignee: MITSUBA CorporationInventor: Hiroaki Hiruma
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Patent number: 11938839Abstract: A system in a vehicle includes two or more smart battery packs to power drive units of the vehicle to move the vehicle. Each of the two or more smart battery packs includes a battery pack, and a battery management system (BMS) to monitor a state of charge of the battery pack. An energy distribution unit facilitates charge transfer among the two or more smart battery packs.Type: GrantFiled: June 7, 2022Date of Patent: March 26, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Venkata Prasad Atluri, Chinmaya Patil, Norman K. Bucknor
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Patent number: 11938877Abstract: A method includes detecting a determined operating condition of a first power converter that is one of a plurality of first power converters in a power generating unit, and the power generating unit is one of a plurality of power generating units. The method further includes responding to detection of the determined operating condition by: controlling, via at least one remaining first power converter of the plurality of first power converters, a load current flowing through a power bus coupled to the plurality of power generating units, and altering one or more droop characteristics corresponding to one or more second power converters disposed in other power generating units based at least in part on the controlled load current flowing through the power bus, wherein the one or more second power converters disposed in other power generating units are coupled to the power bus.Type: GrantFiled: August 27, 2020Date of Patent: March 26, 2024Assignee: Transportation IP Holdings, LLCInventors: Govardhan Ganireddy, Ajith Kuttannair Kumar, Shahid Ali, Prashanth Manikumar Chennamsetty
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Patent number: 11938920Abstract: An apparatus includes an energy storage circuit, an input circuit, and a hybrid management circuit. The energy storage circuit is structured to receive information regarding a state of charge (SOC) and a state of health (SOH) of an energy storage device structured to store energy. The input circuit is structured to receive an indication of a torque demand. The hybrid management circuit is structured to: determine a SOH adjustment factor based on the SOH of the energy storage device; determine a first torque output for a genset based on the SOH adjustment factor and the SOC of the energy storage device, the genset including an engine and a first motor-generator; and operate the genset to provide the first torque output and to generate an amount of energy for a second motor-generator to meet the torque demand according to the SOH adjustment factor.Type: GrantFiled: September 26, 2022Date of Patent: March 26, 2024Assignee: Cummins Inc.Inventors: Richard A. Booth, Martin T. Books
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Patent number: 11932136Abstract: A motor vehicle multi-voltage battery device, includes: a first electrical output terminal and an electrical ground terminal providing a first rated voltage; a second electrical output terminal and the electrical ground terminal providing a second rated voltage; a first series circuit having a first battery cell group and a first controllable switch between the first electrical output terminal and electrical ground terminal; a protective resistor parallel to the first switch. The first switch configured to bridge the protective resistor in a closed state; a second battery cell group between the second electrical output terminal and the first electrical output terminal connected switchably in series with the first battery cell group; and a battery management assembly configured to switch the first switch into an open state to protect the first battery cell group.Type: GrantFiled: July 9, 2019Date of Patent: March 19, 2024Assignee: VITESCO TECHNOLOGIES GMBHInventors: Tobias Aschenbrenner, Stefan Lauer
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Patent number: 11932130Abstract: A mission-critical microgrid comprising a renewable energy generator, a microgrid control and distribution unit, electric vehicle supply equipment, an energy storage system, and critical infrastructure electric service equipment. The renewable energy generator generates and provides direct current (DC) power that is then controlled and distributed by the microgrid control and distribution unit. The electric vehicle supply equipment receives DC power from the energy storage system through the microgrid control and distribution unit to be utilized to charge a mission-critical electric vehicle fleet. The mission-critical electric vehicle fleet supplies DC power through the electric vehicle supply equipment to the energy storage system through the microgrid control and distribution unit. The energy storage system receives, and stores DC power generated by the renewable energy generator through the microgrid control and distribution unit.Type: GrantFiled: October 4, 2022Date of Patent: March 19, 2024Assignee: Command Consulting, LLCInventors: Michael Benson, Robert Pursley
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Patent number: 11926707Abstract: A preparation method of a zeolite/polyimide composite membrane includes: synthesizing a zeolite-doped polyamic acid precursor casting solution by condensation polymerization synthesis; coating a substrate with the obtained casting solution, and obtaining a zeolite/polyamic acid composite porous membrane by non-solvent induced phase separation; and obtaining the zeolite/polyimide composite membrane by performing thermal imidization on the zeolite/polyamic acid composite porous membrane through gradient heating.Type: GrantFiled: November 26, 2020Date of Patent: March 12, 2024Assignee: WUHAN UNIVERSITY OF TECHNOLOGYInventors: Xiang Wang, Danxia Chen, Yanling Li, Jun Wang, Xiaoli Yang, Huajun Duan
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Patent number: 11923722Abstract: Disclosed are systems and methods to provide continuous power to electrical devices using a portable power supply unit and a portable power charging unit. The portable power supply unit may include a first battery providing a first DC output, at least one first inverter for converting said first DC output to a first AC output for powering the electrical devices and for converting a first AC input to a first DC input for charging said first battery The portable power charging unit may include a second battery for providing a second DC output, a second inverter for converting said second DC output to a second AC output; and transmitting the second AC output to the first battery using charging ports on respective units such that said second AC output replaces said first AC output for powering said electrical devices, and replaces said first AC input for charging said first battery.Type: GrantFiled: October 7, 2021Date of Patent: March 5, 2024Inventor: James Doyle Schwalm, Jr.
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Patent number: 11919382Abstract: An electrically driven vehicle includes a floor panel, a tunnel section, an electrical storage device, and an electric power line. The tunnel section is formed in a vehicle forward/rearward direction in a central portion of the floor panel in a vehicle width direction. The electrical storage device is disposed behind the tunnel section of the vehicle above the floor panel. The electric power line is disposed below the tunnel section and connected to the electrical storage device. The tunnel section has an opening portion formed in a rear end portion of the tunnel section located in front of the electrical storage device of the vehicle and through which the electric power line is inserted.Type: GrantFiled: February 15, 2022Date of Patent: March 5, 2024Assignee: HONDA MOTOR CO., LTD.Inventors: Yasunori Mukumoto, Tetsuya Sugizaki, Hirotaka Hayakawa, Daichi Yamanaka, Ryoji Ando, Shinya Nakayama
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Patent number: 11912129Abstract: A panel intended for the cockpit of a vehicle is conductive so that a large number of electrical and electronic devices can be installed inside the cockpit. The panel has a structure consisting of a plurality of layers of substantially equal shape and size, superimposed and firmly coupled to one another. One of the layers consists of a flexible printed circuit board that extends substantially over the entire surface of the panel, or at least over a substantial portion thereof, and that is provided with electrical connectors arranged at positions where the electrical and electronic devices associated with the dashboard are to be subsequently installed. Wired connections of electrical and electronic devices associated with the dashboard are eliminated. This entails a considerable simplification when making electrical connections to these electrical and electronic devices, as well as in the case of subsequent maintenance and/or repair work.Type: GrantFiled: September 11, 2020Date of Patent: February 27, 2024Assignee: MARTUR ITALY S.R.L.Inventors: Can Üstünberk, Luciano Scaltrito
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Patent number: 11912146Abstract: A battery charging system includes: an electric motor including stator coils; a battery; a charge port configured to receive power from charging stations by wire; first and second electrical conductors connected between the battery and the charge port; an inverter module including (a) inputs connected to receive power from the battery and (b) outputs connected to the electric motor; a third electrical conductor; and a switch configured to electrically connect and disconnect a first end of the third electrical conductor to and from the first electrical conductor, where the third electrical conductor includes a second end that is connected to at least one of the stator coils via one of the outputs of the inverter module.Type: GrantFiled: April 23, 2021Date of Patent: February 27, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Rashmi Prasad, Chandra S. Namuduri
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Patent number: 11909241Abstract: An electronic device to which a drive power is supplied from a battery is provided. The electronic device includes a control circuit that acquires battery information including information related to a status of the battery, a storage that stores the acquired battery information, and an interface circuit that communicates with a management server via a network. The control circuit transmits the battery information stored in the storage to the management server via the interface circuit. The control circuit receives control information related to control of the battery from the management server via the interface circuit. The control circuit controls the battery according to the received control information.Type: GrantFiled: December 5, 2020Date of Patent: February 20, 2024Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventor: Junya Kamijima
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Patent number: 11909223Abstract: An over-voltage protection circuit and methods of operation are provided. In one embodiment, a method includes monitoring a voltage at an output of a rectifier, a voltage at an output of a voltage regulator, or a combination thereof. The method further includes determining the over-voltage condition based on the monitoring; and in response to determining the over-voltage condition, regulating the voltage at the output of the rectifier in accordance with a voltage difference between the voltage at the output of the rectifier and the voltage at the output of the voltage regulator.Type: GrantFiled: January 23, 2023Date of Patent: February 20, 2024Assignee: STMicroelectronics Asia Pacific Pte Ltd.Inventor: Yannick Guedon
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Patent number: 11901736Abstract: A server manages plural vehicles each configured to be able to participate in a DR. A first vehicle is able to transmit power through a power cable. A second vehicle is able to transmit power in a non-contact manner while being stationary. A third vehicle is able to transmit power in a non-contact manner while traveling. The server includes a communication device and a processing device. The communication device is able to transmit a DR signal to each of the vehicles. The processing device selects a target vehicle, to which the DR signal is to be transmitted, from the vehicles in accordance with the priority degree for participation in the DR. The processing device sets the priority degree of the first vehicle to be higher than that of the second vehicle, and sets the priority degree of the second vehicle to be higher than that of the third vehicle.Type: GrantFiled: November 18, 2022Date of Patent: February 13, 2024Assignee: Toyota Jidosha Kabushiki KaishaInventors: Masato Ehara, Daiki Yokoyama, Yuki Takahashi, Tomoya Takahashi, Tomoyuki Kubota, Sachio Toyora, Keisuke Fukuoka, Zidan Xu, Wenfeng Liang, Hiroki Murata
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Patent number: 11899484Abstract: A supply-demand control device is configured to: set, for each priority rank defined in advance, an allowable limit within a range of a value set for a higher priority rank than the each priority rank, the allowable limit indicating an upper limit of the power or the energy allowed to be supplied in response to a demand of the each priority rank while the power or the energy supplied in response to a demand of the higher priority rank is secured; detect the demand for the power or the energy, which occurs in the industrial product; and allocate, in order of the priority rank, the power or the energy supplied from a predetermined supply source in response to the detected demand, such that the supplied power or energy is equal to or lower than the upper limit indicated by the allowable limit set for the each priority rank.Type: GrantFiled: November 23, 2022Date of Patent: February 13, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Noritake Mitsutani
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Patent number: 11890899Abstract: A pneumatic tire includes a planar-shaped receiver coil in a cavity region, and configured to receive a magnetic field through a carcass ply layer and generate a signal, and an element to receive power converted from the signal. A receiving region of the receiver coil is interposed between an outermost side of a bead core in the radial direction and an innermost side of a belt layer in the radial direction, and the receiving region faces in the width direction. When a maximum dimension of the receiving region along the radial direction of the receiver coil is a length D1, a distance from the receiving region to a nearest portion of the bead core to the receiving region is L1, and a distance from the receiving region to a nearest portion of the belt layer to the receiving region is L2, relationships L1>(D1/4) and L2>(D2/4) are satisfied.Type: GrantFiled: August 15, 2019Date of Patent: February 6, 2024Assignee: The Yokohama Rubber Co., LTD.Inventor: Atsushi Tanno
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Patent number: 11890964Abstract: A vehicle includes first and second power supply cords. Positive and negative electrodes of a battery are connected to a first power supply portion and a first ground portion of a first circuit, respectively, by the first power supply cord, and connected to a second power supply portion and a second ground portion of the second circuit, respectively, by the second power supply cord. The first circuit includes a control circuit configured to measure voltages of the second power supply portion as a first voltage and as a second voltage with reference to a potential of the first ground portion and a potential of the second ground portion, respectively. In a case in which the first and second voltages have a predetermined relationship, power supplied from the second power supply cord to the second circuit is set to be a predetermined value or less.Type: GrantFiled: August 11, 2022Date of Patent: February 6, 2024Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Hisashi Senga, Masaya Nishinaka
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Patent number: 11888388Abstract: To provide a high-voltage apparatus control device capable of judging the connection state of a connector and discharging residual charge in a short time. A control device 1 controls an electric compressor and is provided with an interlock loop 4 annexed to a connector 9 for connecting the electric compressor to an HV battery 17. The control device 1 detects connection/disconnection of the connector 9 on the basis of the state of the interlock loop 4 and forcibly discharges residual charge in an internal smoothing capacitor 14 when disconnection of the connector 9 is detected.Type: GrantFiled: September 12, 2019Date of Patent: January 30, 2024Assignee: SANDEN CORPORATIONInventors: Yunhai Jin, Hiroshi Yoshida
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Patent number: 11876400Abstract: A backup power-supply device including a control unit is provided. In a case where a main power supply is normal when an ignition is turned on, the control unit controls to turn on or off a charging circuit to charge a capacitor from the main power supply so that a voltage of the capacitor becomes constant at a target voltage and turns off the discharging circuit to stop discharging from the capacitor to a first electronic device. In a case where an abnormality occurs in the main power supply when the ignition is turned on, the control unit turns off the charging circuit to stop charging from the main power supply to the capacitor and turns on the discharging circuit to perform discharging from the capacitor to the first electronic device.Type: GrantFiled: July 25, 2022Date of Patent: January 16, 2024Assignee: YAZAKI CORPORATIONInventor: Kenji Kazumi
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Patent number: 11862374Abstract: A current-compensated inductor for filtering interference signals which are transmitted between two high-voltage components of a high-voltage on-board electrical system of a motor vehicle, includes a toroidal, in particular circular ring-shaped or oval ring-shaped, magnet core which surrounds an inner opening, and has at least two busbars for electrically connecting the two high-voltage components. The busbars are routed axially through the inner opening of the magnet core and are arranged at a distance from one another in the inner opening so as to form an air gap. An inner side of the magnet core, which inner side faces the inner opening, and regions of outer sides of the busbars, which regions face the inner side of the magnet core, have shapes which correspond to one another.Type: GrantFiled: August 27, 2019Date of Patent: January 2, 2024Assignee: Bayerische Motoren Werke AktiengesellschaftInventors: Hubert Herrmann, Christoph Mehrwald, Jan Sousek
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Patent number: 11864073Abstract: A method for enabling a V2V communications link between a trailer and a first tow vehicle including receiving a towing system activation control signal, transmitting a tow vehicle request, receiving a first tow vehicle response including a first tow vehicle location and a first tow vehicle identifier, determining a first distance between the first tow vehicle and the trailer, and enabling the V2V communications link in response to the first distance being less than a threshold distance.Type: GrantFiled: April 12, 2022Date of Patent: January 2, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Todd J. Brinkman, Ralph David Schlottke, Curtis L Hay, Priya B. Abraham
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Patent number: 11837984Abstract: A system for an inverter includes a first integrated circuit configured to: provide power to a first set of switches, and selectively control the first set of switches and a second set of switches; a second integrated circuit configured to provide power to the second set of switches; and an electric motor being connected to the first set of switches and the second set of switches, wherein, the second integrated circuit is further configured to: in response to an a fault detected in the first integrated circuit, selectively control the first set of switches and the second set of switches, and, in response to at least one voltage value corresponding to a voltage of the first set of switches being outside of a threshold, performing a safe state operation.Type: GrantFiled: May 14, 2021Date of Patent: December 5, 2023Assignee: Delphi Technologies IP LimitedInventors: Mark W. Gose, Mitchell Cohen, Tushar Nachnani, Christopher Klaus
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Patent number: 11824364Abstract: An energy storage system comprises: an alternating-current/direct-current converter; a battery; a booster; a direct-current/alternating-current converter; a power control unit; an inductor having one terminal connected to a supply terminal to which normal alternating-current power is supplied; a switching unit having one terminal connected to the other terminal of the inductor and having the other terminal connected to an input/output terminal; a current determination unit which compares an inductor current flowing through the inductor with a power recovery limit current determined by a user; and a switching control unit.Type: GrantFiled: August 10, 2021Date of Patent: November 21, 2023Assignees: SUNGSILENERGY CO., LTDInventors: Sung Sil Kim, Jung Uk Noh
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Patent number: 11811310Abstract: Embodiments of the present disclosure provide a power conversion system and a control method. The power conversion system includes multiple power modules, and each power module includes a first port, a second port, and a third port, where the first port of each power module is connected to an external device, second ports of the power modules are independent of each other and used as independent ports to output power, third ports of the power modules are connected in parallel to form a power bus and power flow of the third port of each power module is bidirectional.Type: GrantFiled: September 8, 2021Date of Patent: November 7, 2023Assignee: Delta Electronics (Shanghai) Co., Ltd.Inventors: Cheng Lu, Hong Liu, Wenfei Hu, Jie Kong
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Patent number: 11791653Abstract: In a power supply control apparatus, a control unit configured to turn on a first switch and turn off a second switch when a backup power supply is to be charged, and turn off the first switch and turn on the second switch when electric power is to be supplied from the backup power supply to a backup load. The control unit sets an upper limit value of a state of charge of the backup power supply based on an output voltage to the backup load obtained by subtracting, from an open circuit voltage of the backup power supply, a voltage drop from an internal portion of the backup power supply to an output to a backup load side via the second switch.Type: GrantFiled: November 18, 2021Date of Patent: October 17, 2023Assignee: YAZAKI CORPORATIONInventor: Masato Sasahara
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Patent number: 11780334Abstract: A method and a device for controlling the active discharge of a high-voltage intermediate circuit via a discharge resistor.Type: GrantFiled: July 2, 2021Date of Patent: October 10, 2023Assignee: AUDI AGInventors: Thomas Baumeister, Stephan Brüske, Simon Haussmann, Jochen Heusel
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Patent number: 11781495Abstract: The exemplary embodiments herein provide a dual fuel system with a recreational vehicle electric battery for use with a power generation assembly. The system comprises a combustion engine with a stator assembly for generating power and further having a gasoline pump, an LP shutoff valve, and a carburetor valve. The system further comprises a recreational vehicle battery, a DC rectifier in electrical communication with the stator assembly, a fuel selection switch, and a digital fuel valve control module (DFVCM). Multiple fuels are safely controlled while interchanging power between a battery and the DC rectifier.Type: GrantFiled: December 27, 2021Date of Patent: October 10, 2023Inventors: Evan Whitney, Mike Roll
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Patent number: 11762004Abstract: A node for detecting local anomalies in an overhead power grid having at least one power line. The node includes a processing unit and a memory, wherein the node further includes: an electric field sensor configured to measure a first parameter related to an electric field around the at least one power line, and a magnetic field sensor configured to measure at least second parameter related to a magnetic field around the at least one power line. The processing unit is configured to: compare the measured first parameter and at least second parameter with historic data stored in the memory to identify local anomalies, and forward data related to the identified local anomalies to a system controller via a communication interface.Type: GrantFiled: February 7, 2020Date of Patent: September 19, 2023Assignee: Exeri ABInventors: Stefan Burström, Magnus Karlsson
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Patent number: 11760216Abstract: A portable alternating current (AC) power adapter system for a plug-in electric vehicle (PEV) having a high voltage (HV) battery system and configured for bi-directional charging includes a charging connector including a first 240 volts AC (VAC) signal circuit, a second 240 VAC signal circuit, a 120 VAC ground circuit, and a proximity circuit comprising a resistor, the proximity circuit being configured to wake-up the PEV when the charging cable is connected to the plug-in charging port, and a charging power panel electrically coupled to the charging connector and including a charge plug port connected to the first and second 240 VAC signal circuits and the 120 VAC ground circuit and configured to be connected to a 120 VAC or 240 VAC external load, and a switching relay connected to the proximity circuit and configured to transition on/off to disable/enable exporting power from the HV battery system.Type: GrantFiled: June 15, 2021Date of Patent: September 19, 2023Assignee: FCA US LLCInventors: Richard A Scholer, Michael J Petkus, Anson Lee, Brandon S Linn
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Patent number: 11760206Abstract: A system for controlling cooling of a power electronics (PE) part of an electric vehicle includes a driving load determiner configured to estimate a weight of the vehicle and to determine a driving load level based on the estimated weight, and a PE part temperature controller configured to change a cooling start reference temperature of the PE part depending on the determined driving load level.Type: GrantFiled: June 8, 2021Date of Patent: September 19, 2023Assignees: Hyundai Motor Company, Kia CorporationInventor: Jung Min Cha
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Patent number: 11752959Abstract: An on-board control apparatus includes: a controller connected to a controlled device mounted in a vehicle via a signal line and configured to control the operation of the corresponding controlled device; and a power source box connected to a power source mounted in the vehicle via a power line, that is connected to the controlled device mounted in the vehicle via a power line, and configured to switch between supply and non-supply of power from the power source to the controlled device, wherein the power source box includes; a switch disposed in a power supply path from the power source to the controlled device; a reception unit configured to receive an input of the switching command; and a switching control unit configured to switch between conduction and interruption of the switch in response to the switching command received by the reception unit.Type: GrantFiled: December 3, 2021Date of Patent: September 12, 2023Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.Inventors: Tomohiro Mizutani, Tsuyoshi Kontani
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Patent number: 11752875Abstract: A power source system includes a first power source, a second power source, a Direct Current to Direct Current converter, a first load including a vehicle control device configured to perform predetermined control regarding at least one of traveling, steering, and braking of the vehicle regardless of a driving operation performed by a driver of the vehicle, and an electric actuator as a control target of the vehicle control device, and connected to the first path so as to be supplied with power from the first power source, and a power source control device configured to control an operation of the Direct Current to Direct Current converter such that power is supplied to the first path from the second power source in a case where the predetermined control is performed.Type: GrantFiled: December 9, 2022Date of Patent: September 12, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shu Nakayama, Isao Yoneyama, Tomohiro Usami, Yasuharu Terada
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Patent number: 11748523Abstract: An unauthorized connection detection apparatus includes: a connected device count determination unit that determines the number of devices connected to a bus line on the basis of a measured waveform that is a voltage fluctuation waveform representing a change over time in a voltage value of the bus line or an impedance fluctuation waveform representing a change over time in an impedance value of the bus line; and an unauthorized connection determination unit that determines whether or not an unauthorized device is connected to the bus line on the basis of: a result of the determination of the number of devices by the connected device count determination unit; and information indicating the number of valid devices connected to the bus line.Type: GrantFiled: September 7, 2017Date of Patent: September 5, 2023Assignee: Mitsubishi Electric CorporationInventor: Yuta Atobe
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Patent number: 11745677Abstract: Power interface control device of a vehicle propulsion battery potential ports to carry out differential potential measurements, a current sensor to measure a current supplied by the propulsion battery and a closed container made of insulating material to which said ports and said sensor are associated, wherein said container comprises connection means to allow a mechanical coupling between the container and said electrical conductor.Type: GrantFiled: February 21, 2019Date of Patent: September 5, 2023Assignee: FERRARI S.P.A.Inventors: Ugo Sitta, Luca Poggio, Andrea Benoit Abbiati
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Patent number: 11738714Abstract: An information processing apparatus including a control unit configured to acquire a distance between a vehicle and a user terminal based on position information of the vehicle and position information of the user terminal, and generate a command for setting or releasing a remote immobilizer function and a smart cancel function based on the distance between the vehicle and the user terminal. The remote immobilizer function is a function for remotely setting or releasing an immobilizer of the vehicle. The smart cancel function is a function for stopping radio waves transmitted from the vehicle for communication between the vehicle and a key of the vehicle.Type: GrantFiled: February 22, 2022Date of Patent: August 29, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tatsunori Katoh, Hiroyasu Hadano
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Patent number: 11738663Abstract: Systems and methods for improving operation of an automotive battery system including an automotive electrical system comprising a battery system that uses operational parameters. predicted internal resistance of a battery expected over a prediction horizon, and real-time internal resistance of a battery to increase performance and reliability. The battery system includes a battery electrically coupled to electrical devices in the automotive system, sensors coupled to the battery that determine terminal voltage of battery, and a battery control system communicatively coupled to sensors.Type: GrantFiled: November 11, 2021Date of Patent: August 29, 2023Assignee: CPS Technology Holdings LLCInventor: Zhihong Jin
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Patent number: 11736917Abstract: Methods and systems are provided for integratedly managing a vehicle operation state. A vehicle integration management method performed by a server implemented by using a computer may include receiving vehicle operation data related to an operation state of the vehicle from a vehicle terminal mounted or embedded in the vehicle; and providing a service related to the vehicle operation data through a dedicated application on a user terminal used by a user of the vehicle. The providing may provide at least one of an operation report, a parking impact notification, and an accident situation notification based on the vehicle operation data in association with the application.Type: GrantFiled: November 16, 2020Date of Patent: August 22, 2023Assignee: THINKWARE CORPORATIONInventor: DaeWon Kim
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Patent number: 11724610Abstract: A circuit arrangement of a motor vehicle includes a high-voltage battery for storing electrical energy, an electric machine for driving the motor vehicle, a converter via which high-voltage direct current voltage provided by the high-voltage battery is convertible into high-voltage alternating current voltage for operating the electric machine, and a charging connection for providing electrical energy for charging the high-voltage battery. The converter is a three-stage converter having a first switch unit which is assigned to a first phase of the electric machine. The first switch unit has two switch groups connected in series which each have two insulated-gate bipolar transistors (IGBTs) connected in series, where a connection is disposed between the IGBTs of one of the two switch groups, which connection is electrically connected directly to a line of the charging connection.Type: GrantFiled: December 10, 2019Date of Patent: August 15, 2023Assignee: Daimler AGInventors: Moritz Haussmann, Christian Kloeffer, Jan Philipp Degel, Joerg Weigold, Urs Boehme, Stefan Haehnlein
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Patent number: 11712998Abstract: A rear-view mirror and modular monitor system and method include an interior mirror that embeds a modular monitor behind see-through mirror glass. In some embodiments, the system includes multiple cameras, some in the vehicle, bus and/or truck, as well as some cameras outside the vehicle, bus and/or truck, advantageously providing the driver an opportunity to view what is happening, for example, in the back rows of the bus and/or cabin, while also using the mirror to look at objects in the bus and/or cabin that are visible using the mirror. The rear-view mirror and modular monitor system is configured to be easily assembled and/or disassembled when necessary for maintenance and/or to replace parts.Type: GrantFiled: August 9, 2021Date of Patent: August 1, 2023Assignee: ROSCO, INC.Inventors: Benjamin Englander, Julian Serer, Peter Plate, Gary Balsam
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Patent number: 11711042Abstract: A motor drive system includes an input portion arranged to receive a DC input voltage across first and second conductors. An inverter is connected across the first and second conductors, and is arranged such that, in a normal mode, the inverter receives the DC input voltage and generates an AC drive voltage. A motor is connected to the inverter and is arranged such that, in the normal mode of operation, the motor receives the AC drive voltage. A first normally-open switch is connected along the first conductor between the input portion and the inverter. A damping controller comprising a second normally-closed switch and a damping means is connected in series between the first and second conductors. When the operated in the normal mode, the first switch is closed and the second switch is open. In a damping mode, the first switch is open and the second switch is closed.Type: GrantFiled: December 15, 2021Date of Patent: July 25, 2023Assignee: HAMILTON SUNDSTRAND CORPORATIONInventors: Grzegorz Popek, Stephen Minshull
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Patent number: 11699918Abstract: A power supply switching apparatus includes a first switching unit supplying power from a first conductive path to a first output path when the voltage of the first conductive path is greater than the voltage of a second conductive path, and supplies power from the second conductive path to the first output path. A second switching unit 80 supplies power from a fourth conductive path to a second output path when the voltage of a fourth conductive path is greater than the voltage of a third conductive path, and supplies power from the third conductive path to the second output path. An element unit allows a current to flow from the second conductive path to the third conductive path when the voltage of the third conductive path is smaller than the voltage of the second conductive path, and otherwise blocks a current.Type: GrantFiled: March 25, 2022Date of Patent: July 11, 2023Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.Inventors: Ryota Hashiga, Masahiko Furuichi, Kenichi Iwata, Hikaru Suzuki
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Patent number: 11690307Abstract: An electrified tractor includes a vehicle body, a working machine, an electric motor, a battery, an inverter that controls input-output electric power of the battery. The electrified tractor includes a control device that controls the inverter. The control device executes a restriction process, a charging rate calculation process and a relaxation process. In the restriction process, the control device controls the inverter such that the input and output of the battery is restricted within a prescribed electric power range, when a state of the battery satisfies a restriction condition. In the charging rate calculation process, the control device calculates a charging rate of the battery when it is assumed that a work is finished in a farming field, as an estimated charging rate. In the relaxation process, the control device expands the prescribed electric power range, when the estimated charging rate is higher than a first prescribed charging rate.Type: GrantFiled: July 14, 2022Date of Patent: July 4, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Yuki Sugo
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Patent number: 11655042Abstract: An electric propulsion system includes at least one generator. The electric propulsion system also includes at least one drive engine coupled to the at least one generator. The electric propulsion system further includes at least one electrical device. The electric propulsion system also includes at least one battery integrated isolated power converter (BIIC), where the at least one generator and at least one of the at least one BIIC and the at least one electrical device are coupled, and where the at least one BIIC and the at least one electrical device are coupled.Type: GrantFiled: June 4, 2019Date of Patent: May 23, 2023Assignee: General Electric CompanyInventors: Dong Dong, Manoj Ramprasad Shah, Rui Zhou, Hao Huang, Di Zhang