Patents by Inventor NORIHARU KOBAYASHI
NORIHARU KOBAYASHI 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: 20230187719Abstract: An electric power demand adjusting device is configured to execute an acquiring process of acquiring an evaluation value ?D for a high-rate deterioration of a secondary battery connected to a power utility grid, which results from a salt concentration unevenness in an electrolyte solution, and a discharge non-participating process of not allowing the secondary battery to participate in adjustment of discharge demand from the power utility grid when the evaluation value ?D of the secondary battery is greater than or equal to a predetermined discharge threshold value K1.Type: ApplicationFiled: December 9, 2022Publication date: June 15, 2023Inventors: Kohki NAKAMURA, Keiichi ITO, Kimihiko FURUKAWA, Shinya INUI, Noriharu KOBAYASHI, Masaki YUGOU
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Publication number: 20230138275Abstract: An electric power adjusting device is configured to execute a process of acquiring vehicle information of a plurality of electric vehicles connected to a power utility grid, a process of classifying, based on the vehicle information, the electric vehicles into a plurality of groups according to predetermined characteristics, and a process of adjusting a charging and discharging burden on the electric vehicles fir each of the groups when adjusting an electric power demand in the power utility grid.Type: ApplicationFiled: October 27, 2022Publication date: May 4, 2023Inventors: Kimihiko FURUKAWA, Noriharu KOBAYASHI, Masaki YUGOU, Kohki NAKAMURA, Shinya INUI, Keiichi ITO
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Publication number: 20230104789Abstract: A charging and discharging control device disclosed herein controls a charging and discharging device that charges and discharges an on-vehicle battery mounted on an electric vehicle. The charging and discharging control device includes a detection controller configured or programmed to detect that the electric vehicle has been connected to the charging and discharging device, an SOC acquisition controller configured or programmed to acquire an SOC of the on-vehicle battery, a use information acquisition controller configured or programmed to acquire a next use time and a next travel distance of the electric vehicle, and a setting controller configured or programmed to set a charging and discharging schedule of the on-vehicle battery such that the on-vehicle battery is charged after having been maintained in a low SOC and a necessary SOC for the next use time and the next travel distance remains.Type: ApplicationFiled: September 13, 2022Publication date: April 6, 2023Applicant: PRIME PLANET ENERGY & SOLUTIONS, INC.Inventors: Shinya INUI, Masaki YUGOU, Kimihiko FURUKAWA, Noriharu KOBAYASHI, Kohki NAKAMURA, Keiichi ITO
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Publication number: 20230092625Abstract: A charge and discharge management device disclosed herein includes an acquisition controller configured or programmed to acquire information on a predetermined deterioration acceleration element for on-vehicle batteries from a plurality of electric vehicles connected to an electric power system, an arithmetic controller configured or programmed to arithmetically operate deterioration acceleration element values of the plurality of electric vehicles, based on a predetermined arithmetic operation method, based on the information on the deterioration acceleration element, and a determination controller configured or programmed to control charging the plurality of electric vehicles from the electric power system or discharging the electric power system from the plurality of electric vehicles, based on the deterioration acceleration element values of the plurality of electric vehicles.Type: ApplicationFiled: September 20, 2022Publication date: March 23, 2023Inventors: Keiichi ITO, Kohki NAKAMURA, Kimihiko FURUKAWA, Shinya INUI, Noriharu KOBAYASHI, Masaki YUGOU
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Publication number: 20230062034Abstract: An in-vehicle battery management device includes a controller configured or programmed to control a charge/discharge device such that the charge/discharge device performs charge or discharge on an in-vehicle battery of an electric vehicle in a predetermined processing condition, the in-vehicle battery being connected to the charge/discharge device. The controller includes a calculator configured or programmed to calculate a degree of deterioration progress of the in-vehicle battery based on charge/discharge information in the charge or discharge; and a communicator configured or programmed to notify a predetermined notification target of the calculated degree of deterioration progress.Type: ApplicationFiled: August 25, 2022Publication date: March 2, 2023Applicant: PRIME PLANET ENERGY & SOLUTIONS, INC.Inventors: Noriharu KOBAYASHI, Kimihiko FURUKAWA, Masaki YUGOU, Shinya INUI, Kohki NAKAMURA, Keiichi ITO
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Patent number: 11489213Abstract: The power supply device including: a plurality of secondary battery cells each including a gas discharge valve for discharging internal gas; a plurality of voltage detection lines for detecting voltage of the corresponding plurality of secondary battery cells; a plurality of current fuses provided in the respective plurality of voltage detection lines to shut off current flow when currents flowing through the respective voltage detection lines exceed a predetermined value; and gas guide path communicating with the gas discharge valve to discharge gas discharged from the gas discharge valve to the outside. At least one of the plurality of current fuses is disposed in gas guide path, and is composed of thermal fuse that shuts off current flow depending on temperature of the gas discharged from the gas discharge valve.Type: GrantFiled: May 17, 2019Date of Patent: November 1, 2022Assignee: SANYO Electric Co., Ltd.Inventors: Takuya Egashira, Noriharu Kobayashi
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Patent number: 11351887Abstract: Provided is a management device that manages a power storage module configured by connecting in series a plurality of parallel cell groups in which a plurality of cells are connected in parallel. In the management device, a voltage detection circuit detects a voltage of each of the plurality of parallel cell groups connected in series. A plurality of equalizing circuits are connected in parallel to the plurality of parallel cell groups, respectively. A controlling circuit controls the plurality of equalizing circuits based on the voltage detected by the voltage detection circuit and executes an equalizing process. The controlling circuit determines whether or not an abnormal cell is included in each of the parallel cell groups based on a voltage change of each of the parallel cell groups during discharging to the equalizing circuit or charging from the equalizing circuit.Type: GrantFiled: November 15, 2018Date of Patent: June 7, 2022Assignee: SANYO Electric Co., Ltd.Inventors: Kimihiko Furukawa, Masato Nishikawa, Kenji Motoyoshi, Noriharu Kobayashi, Yoshitaka Sakiyama
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Publication number: 20220134886Abstract: Controller performs a plurality of pieces of abnormality diagnosing processing in a vehicle. The plurality of pieces of abnormality diagnosing processing includes a first-type abnormality diagnosing processing of detecting the abnormality that occurs due to a plurality of types of causes and a second-type abnormality diagnosing processing of detecting the abnormality that occurs due to one type of the cause. When the abnormality is detected by the first-type abnormality diagnosing processing, controller specifies the cause of the abnormality detected by the first-type abnormality diagnosing processing based on a diagnosis result of the second-type abnormality diagnosing processing.Type: ApplicationFiled: December 19, 2019Publication date: May 5, 2022Inventors: YOSHITAKA SAKIYAMA, NORIHARU KOBAYASHI, HIDETSUGU MUKAE
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Patent number: 11220183Abstract: A driver controls a switch inserted in a current path between a secondary battery and an inverter that drives a motor. A first abnormality detector instructs the driver to turn off the switch when an abnormality of the secondary battery is detected. A second abnormality detector is disposed in parallel with the first abnormality detector, and instructs the driver to turn off the switch when the abnormality of the secondary battery is detected. The first abnormality detector suspends an instruction to turn off the switch to the driver, even when the abnormality of the secondary battery is detected, in cases where an ECU instructs discharge-stop prohibition of the secondary battery. The second abnormality detector instructs the driver to turn off the switch after a lapse of a certain time from when the abnormality of the secondary battery is detected, regardless of an instruction from the ECU.Type: GrantFiled: January 2, 2020Date of Patent: January 11, 2022Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Hiroshi Takao, Noriharu Kobayashi, Hoshihito Okada
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Publication number: 20210226268Abstract: The power supply device including: a plurality of secondary battery cells each including a gas discharge valve for discharging internal gas; a plurality of voltage detection lines for detecting voltage of the corresponding plurality of secondary battery cells; a plurality of current fuses provided in the respective plurality of voltage detection lines to shut off current flow when currents flowing through the respective voltage detection lines exceed a predetermined value; and gas guide path communicating with the gas discharge valve to discharge gas discharged from the gas discharge valve to the outside. At least one of the plurality of current fuses is disposed in gas guide path, and is composed of thermal fuse that shuts off current flow depending on temperature of the gas discharged from the gas discharge valve.Type: ApplicationFiled: May 17, 2019Publication date: July 22, 2021Inventors: TAKUYA EGASHIRA, NORIHARU KOBAYASHI
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Publication number: 20210086661Abstract: Provided is a management device that manages a power storage module configured by connecting in series a plurality of parallel cell groups in which a plurality of cells are connected in parallel. In the management device, a voltage detection circuit detects a voltage of each of the plurality of parallel cell groups connected in series. A plurality of equalizing circuits are connected in parallel to the plurality of parallel cell groups, respectively. A controlling circuit controls the plurality of equalizing circuits based on the voltage detected by the voltage detection circuit and executes an equalizing process. The controlling circuit determines whether or not an abnormal cell is included in each of the parallel cell groups based on a voltage change of each of the parallel cell groups during discharging to the equalizing circuit or charging from the equalizing circuit.Type: ApplicationFiled: November 15, 2018Publication date: March 25, 2021Applicant: SANYO Electric Co., Ltd.Inventors: Kimihiko Furukawa, Masato Nishikawa, Kenji Motoyoshi, Noriharu Kobayashi, Yoshitaka Sakiyama
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Publication number: 20200130509Abstract: A driver controls a switch inserted in a current path between a secondary battery and an inverter that drives a motor. A first abnormality detector instructs the driver to turn off the switch when an abnormality of the secondary battery is detected. A second abnormality detector is disposed in parallel with the first abnormality detector, and instructs the driver to turn off the switch when the abnormality of the secondary battery is detected. The first abnormality detector suspends an instruction to turn off the switch to the driver, even when the abnormality of the secondary battery is detected, in cases where an ECU instructs discharge-stop prohibition of the secondary battery. The second abnormality detector instructs the driver to turn off the switch after a lapse of a certain time from when the abnormality of the secondary battery is detected, regardless of an instruction from the ECU.Type: ApplicationFiled: January 2, 2020Publication date: April 30, 2020Inventors: Hiroshi TAKAO, Noriharu KOBAYASHI, Hoshihito OKADA
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Patent number: 10576827Abstract: A driver controls a switch inserted in a current path between a secondary battery and an inverter that drives a motor. A first abnormality detector instructs the driver to turn off the switch when an abnormality of the secondary battery is detected. A second abnormality detector is disposed in parallel with the first abnormality detector, and instructs the driver to turn off the switch when the abnormality of the secondary battery is detected. The first abnormality detector suspends an instruction to turn off the switch to the driver, even when the abnormality of the secondary battery is detected, in cases where an ECU instructs discharge-stop prohibition of the secondary battery. The second abnormality detector instructs the driver to turn off the switch after a lapse of a certain time from when the abnormality of the secondary battery is detected, regardless of an instruction from the ECU.Type: GrantFiled: April 7, 2016Date of Patent: March 3, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Hiroshi Takao, Noriharu Kobayashi, Hoshihito Okada
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Patent number: 10135243Abstract: In management device (10) for managing power storage device (20) in which a plurality of power storage blocks (B1 to B3) in which a plurality of series circuits of fuses and power storage cells is connected in parallel is connected in series, equalization controller 15 performs, when a voltage difference among the power storage blocks exceeds a set voltage difference, a control for equalizing power storage blocks (B1 to B3). Fuse blowout determination unit 18 determines, based on a frequency of equalization performed by equalization controller 15, whether one of the fuses is blown.Type: GrantFiled: July 27, 2016Date of Patent: November 20, 2018Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yasumasa Isshiki, Mutsuhiko Takeda, Noriharu Kobayashi, Jun Kikuchi
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Publication number: 20180093569Abstract: A driver controls a switch inserted in a current path between a secondary battery and an inverter that drives a motor. A first abnormality detector instructs the driver to turn off the switch when an abnormality of the secondary battery is detected. A second abnormality detector is disposed in parallel with the first abnormality detector, and instructs the driver to turn off the switch when the abnormality of the secondary battery is detected. The first abnormality detector suspends an instruction to turn off the switch to the driver, even when the abnormality of the secondary battery is detected, in cases where an ECU instructs discharge-stop prohibition of the secondary battery. The second abnormality detector instructs the driver to turn off the switch after a lapse of a certain time from when the abnormality of the secondary battery is detected, regardless of an instruction from the ECU.Type: ApplicationFiled: April 7, 2016Publication date: April 5, 2018Inventors: Hiroshi TAKAO, Noriharu KOBAYASHI, Hoshihito OKADA
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Publication number: 20170366005Abstract: In management device (10) for managing power storage device (20) in which a plurality of power storage blocks (B1 to B3) in which a plurality of series circuits of fuses and power storage cells is connected in parallel is connected in series, equalization controller 15 performs, when a voltage difference among the power storage blocks exceeds a set voltage difference, a control for equalizing power storage blocks (B1 to B3). Fuse blowout determination unit 18 determines, based on a frequency of equalization performed by equalization controller 15, whether one of the fuses is blown.Type: ApplicationFiled: July 27, 2016Publication date: December 21, 2017Inventors: YASUMASA ISSHIKI, MUTSUHIKO TAKEDA, NORIHARU KOBAYASHI, JUN KIKUCHI
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Publication number: 20150355286Abstract: In failure estimating system for a battery module, failure estimating device includes: charge state calculating unit for calculating the charge state of battery module; ?SOC calculating unit for calculating ?SOC as the amount of variation of the charge state from the initial charge state of battery module; ?V integrated value calculating unit for calculating ?V as the difference between a maximum inter-terminal voltage value and a minimum inter-terminal voltage value among a plurality of battery blocks and calculating a ?V integrated value by sequentially integrating the calculated ?V; and number-of-failed-cells estimating unit for estimating, with reference to association file, the number of failed cells that corresponds to the calculated ?SOC and ?V integrated value. Association file is stored in storage unit, and associates the relationship between ?SOC and ?V integrated value with the number of failed cells.Type: ApplicationFiled: January 16, 2014Publication date: December 10, 2015Inventors: NORIHARU KOBAYASHI, MUTSUHIKO TAKEDA, NAOHISA MORIMOTO