Patents by Inventor Jeong Kyu Park
Jeong Kyu Park 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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Patent number: 11977911Abstract: The present disclosure relates to a method for automatically scaling a multi-container-based computational session on a cluster. The method includes: receiving, by a node controller, event information and statistical information about a container from a container engine; forwarding, by the node controller, the sensed event information and statistical information to a cluster controller; determining, by the cluster controller, whether to add or delete the container for a specific session based on the received event information and statistical information; forwarding, by the cluster controller, a container addition or deletion command to the node controller of the specific session according to a determination result; and determining, by the cluster controller, whether to add or delete the node by determining whether it is impossible to add the container only with an existing node or when it is necessary to delete the container.Type: GrantFiled: December 20, 2021Date of Patent: May 7, 2024Assignee: LABLUP INC.Inventors: Joon Gi Kim, Jeong Kyu Shin, Jong Hyun Park
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Publication number: 20240127746Abstract: A light emitting display device includes a display panel including a first pixel group including a plurality of pixels in 2N rows. The light emitting display device further includes a second pixel group disposed subsequent to the first pixel group and including a plurality of pixels in 2N rows. The light emitting display device further includes an emission signal unit including a first emission stage for applying the same first emission signal to the first pixel group and a second emission stage for applying the same second emission signal to the second pixel group. In a first frame, a falling time of the first emission signal and a rising time of the second emission signal are different from each other.Type: ApplicationFiled: December 22, 2023Publication date: April 18, 2024Applicant: LG Display Co., Ltd.Inventors: Jeong Ki KIM, Joon Young PARK, Jae Woo PARK, Sung Min CHO, Hyeong Kyu KIM
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Publication number: 20240123950Abstract: A vehicle moving apparatus may include a housing extending in a first direction; an elevator coupled to the housing to be movable in the first direction and another direction opposite thereto, extending in a third direction and being inserted to be drawable into an underside space of a vehicle, and configured to lift or lower a wheel of the vehicle; and a wheel assembly coupled to the elevator and configured to move the housing and the elevator in a direction toward the vehicle or in a direction opposite the vehicle, wherein the wheel assembly includes a wheel rotatably provided with a vertical direction as an axis, and configured to movably support the elevator; and an actuator coupled to the wheel and configured to provide power for rotating the wheel, wherein the wheel is rotatable such that a diameter of the wheel is aligned between the first and third directions.Type: ApplicationFiled: October 12, 2023Publication date: April 18, 2024Applicant: HL MANDO CORPORATIONInventors: Jeong Jae PARK, Seung Tae BAEK, WanKyu CHOI, Joon-Kyu SONG, Seong Ho CHOI
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Publication number: 20240117168Abstract: The present invention relates to a semiconductive resin composition for a high voltage power cable. Specifically, the present invention relates to a semiconductive resin composition comprising a base resin in which ethylene butyl acrylates having different melting indices are mixed, carbon black, an antioxidant, and a crosslinking agent. In addition, the present invention relates to a semiconductive resin composition for a high voltage power cable, the composition having excellent scorch stability and processability and low volume resistance even at a high temperature.Type: ApplicationFiled: February 17, 2022Publication date: April 11, 2024Applicant: HANWHA SOLUTIONS CORPORATIONInventors: In Jun LEE, Jae Yun LIM, Kisik KIM, Jeong Hyun PARK, Sang Kyu PARK
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Publication number: 20240106020Abstract: Provided is a method for recovering and reusing an active material from a positive electrode scrap.Type: ApplicationFiled: August 1, 2022Publication date: March 28, 2024Inventors: Eun-Kyu SEONG, Min-Seo KIM, Se-Ho PARK, Yong-Sik SEO, Doo-Kyung YANG, Jeong-Bae LEE
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Publication number: 20240097238Abstract: A battery pack is advantageous for effective control and maintenance of thermal events. A battery pack according to one aspect of the present disclosure may include a battery module having one or more battery cells; a fire extinguishing tank holding a fire extinguishing liquid, disposed on top of the battery module and having a through hole formed therein; and a cover member installed in the through hole of the fire extinguishing tank and configured to open or close the through hole according to a change in internal pressure of the fire extinguishing tank.Type: ApplicationFiled: December 20, 2022Publication date: March 21, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Jong-Kyu AHN, Ki-Youn KIM, Hyeon-Kyu KIM, Jeong-O MUN, Gi-Dong PARK, Young-Won YUN, Seong-Ju LEE, Jae-Ki LEE
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Publication number: 20240088416Abstract: An air supply control method of a fuel cell controls an amount of air supplied to the fuel cell according to an output of power required to be generated by the fuel cell. The method includes steps of: monitoring a charging level of a power storage device that stores power output from the fuel cell; modifying the amount of air supplied to the fuel cell on the basis of the monitored charging level of the power storage device; and controlling an air supply system that supplies air to the fuel cell on the basis of the modified amount of air supplied.Type: ApplicationFiled: November 17, 2023Publication date: March 14, 2024Inventors: Seung Yoon Lee, Sae Byeok Seung, Jeong Kyu Park, Sang Chul Yeom
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Patent number: 11897365Abstract: A system for controlling electric power of a vehicle having a fuel cell is provided. The system includes a fuel cell that generates electric energy by receiving fuel and oxidizing gas and a battery that receives the electric energy of the fuel cell to charge or discharge the battery for supplying the electric energy. A sensor sense a driving state of the vehicle. A controller controls charging or discharging of the battery based on the driving state sensed by the sensor.Type: GrantFiled: September 28, 2020Date of Patent: February 13, 2024Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Seung Yoon Lee, Byoung Hoon Choi, Jeong Kyu Park, Jae Hoon Jeong, Sae Byeok Seung, Hyo Jun Kim, Dong Hoon Kim, Sang Chul Yeom
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Publication number: 20240044581Abstract: A heat exchanger for vehicles includes: a plurality of first stacked plates forming a condensing portion in which a refrigerant is condensed through heat exchange between a coolant and the refrigerant; a receiver container for storing the refrigerant passing through the condensing portion; a plurality of second stacked plates forming a sub-cooling portion for cooling the refrigerant through heat exchange between the coolant and the refrigerant discharged from the receiver container; and an intermediate plate between the first stacked plates and the second stacked plates and comprising through holes through which the refrigerant and the coolant respectively move.Type: ApplicationFiled: October 22, 2021Publication date: February 8, 2024Applicant: ESTRA AUTOMOTIVE SYSTEMS CO., LTD.Inventors: Young Sam SHIN, Jeong Kyu PARK, Jun Ho CHOI
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Publication number: 20230331066Abstract: A heat exchanger for a vehicle configured to perform heat exchange between coolant and refrigerant includes: a plurality of stacked plates sequentially stacked to form a plurality of refrigerant spaces filled with the refrigerant and a plurality of coolant spaces filled with the coolant; a thermal expansion valve disposed in the vicinity of the plurality of the stacked plates; and a connection block disposed between the thermal expansion valve and the plurality of stacked plates. The connection block comprises a refrigerant inlet passage for introducing the refrigerant introduced through the thermal expansion valve into the plurality of the stacked plates and a refrigerant discharge passage for introducing the refrigerant discharged from the plurality of the stacked plates into the thermal expansion valve.Type: ApplicationFiled: September 29, 2021Publication date: October 19, 2023Applicant: ESTRA AUTOMOTIVE SYSTEMS CO., LTD.Inventors: Young Sam SHIN, Jeong Kyu PARK, Jun Ho CHOI
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Publication number: 20230256868Abstract: The present disclosure relates to a battery assisting apparatus and method for a fuel cell vehicle. An exemplary embodiment of the present disclosure provides a battery assisting apparatus for a fuel cell vehicle, including: a controller configured to determine an increase or decrease of driver's determination to accelerate based on a change rate of motor torque and a change rate of accelerator opening when a battery assistance mode is entered, and to release the battery assistance mode when the driver's determination to accelerate is decreased; and a storage configured to store data and algorithms driven by the controller.Type: ApplicationFiled: October 21, 2022Publication date: August 17, 2023Inventors: Sang Chul Yeom, Seung Yoon Lee, Hyo Jun Kim, Jae Hwan Choi, Jong Seok Han, Jeong Kyu Park, Jae Hoon Jeong
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Patent number: 11631874Abstract: Disclosed are a control system for a fuel cell including a fuel cell configured to receive a fuel gas and an oxidation gas and generate electric power, a current controller configured to control an output current output from the fuel cell, based on a demanded current of the fuel cell, while maintaining an output voltage output from the fuel cell at a preset voltage or more, and a restriction controller configured to estimate an output current at the preset voltage as a maximum current when the output voltage of the fuel cell drops to become equal to or smaller than the preset voltage, and restrict the output current of the fuel cell to not more than a first restriction current set based on the estimated maximum current, and a control method for a fuel cell.Type: GrantFiled: August 25, 2021Date of Patent: April 18, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Sang Chul Yeom, Jeong Kyu Park, Jae Hwan Choi, Sae Byeok Seung, Hyo Jun Kim, Jae Hoon Jeong, Dong Hoon Kim, Seung Yoon Lee
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Patent number: 11628747Abstract: An apparatus for controlling a fuel cell of an environment-friendly vehicle, a system including the same, and a method thereof are provided. The apparatus includes a storage storing information mapping an amount of additional output of a fuel cell according to air density and a current battery state of a high voltage battery depending on a drive mode and a processor that controls an amount of output of the fuel cell in response to a required amount of output of a motor, the amount of output of the fuel cell being varied according to the air density, the current battery state, and the drive mode based on the information mapping the amount of additional output.Type: GrantFiled: June 15, 2020Date of Patent: April 18, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Sae Byeok Seung, Seung Yoon Lee, Jeong Kyu Park, Sang Chul Yeom
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Patent number: 11557779Abstract: A current limiting method of a fuel cell stack is capable of preventing current of the fuel cell stack from rapidly dropping to prevent jerking or shock from occurring while a vehicle travels. The method includes: determining whether performance deterioration of a unit cell of the fuel cell stack has occurred, employing a feed forward control type current limiting logic of the fuel cell stack before an output of the fuel cell vehicle is lowered, decreasing the current of the fuel cell stack to a predetermined level by the feed forward control type current limiting logic, and gradually restoring the current of the fuel cell stack to a maximum current usage value from a point in time when the current of a load is used.Type: GrantFiled: November 4, 2019Date of Patent: January 17, 2023Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Seung Yoon Lee, Sae Byeok Seung, Jeong Kyu Park, Sang Chul Yeom
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Patent number: 11489181Abstract: A pressure control system of a fuel cell stack includes: an air supply control unit for controlling a revolutions per minute (RPM) of an air compressor for supplying air to a cathode side of the fuel cell stack based on a required output of the fuel cell stack; a hydrogen supply control unit for controlling a pressure at an anode side of the fuel cell stack with a target pressure based on the required output of the fuel cell stack; and a differential pressure control unit for controlling the air supply control unit or the hydrogen supply control unit to calculate a differential pressure between the anode side and the cathode side of the fuel cell stack, and to modify the target pressure or the RPM of the air compressor based on the calculated differential pressure.Type: GrantFiled: April 18, 2019Date of Patent: November 1, 2022Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Jeong Kyu Park, Seung Yoon Lee, Sae Byeok Seung, Sang Chui Yeom
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Publication number: 20220158205Abstract: Disclosed are a control system for a fuel cell including a fuel cell configured to receive a fuel gas and an oxidation gas and generate electric power, a current controller configured to control an output current output from the fuel cell, based on a demanded current of the fuel cell, while maintaining an output voltage output from the fuel cell at a preset voltage or more, and a restriction controller configured to estimate an output current at the preset voltage as a maximum current when the output voltage of the fuel cell drops to become equal to or smaller than the preset voltage, and restrict the output current of the fuel cell to not more than a first restriction current set based on the estimated maximum current, and a control method for a fuel cell.Type: ApplicationFiled: August 25, 2021Publication date: May 19, 2022Inventors: Sang Chul Yeom, Jeong Kyu Park, Jae Hwan Choi, Sae Byeok Seung, Hyo Jun Kim, Jae Hoon Jeong, Dong Hoon Kim, Seung Yoon Lee
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Patent number: 11312263Abstract: A method for controlling an operation of a fuel cell of a fuel cell vehicle is provided. The method includes detecting a state of charge (SOC) of a high voltage battery and determining whether the detected SOC of the high voltage battery is within or beyond a preset range from a minimum recommended SOC to a maximum recommended SOC. Power generation of the fuel cell is performed or stopped by comparing a required current of the vehicle with a preset current value required to enter a fuel-cell stop mode in which the power generation of the fuel cell is stopped and a preset current value required to release the fuel-cell stop mode.Type: GrantFiled: March 3, 2020Date of Patent: April 26, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Seung Yoon Lee, Jeong Kyu Park, Sae Byeok Seung, Byoung Hoon Choi, Sang Chul Yeom
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Publication number: 20210387545Abstract: A system for controlling electric power of a vehicle having a fuel cell is provided. The system includes a fuel cell that generates electric energy by receiving fuel and oxidizing gas and a battery that receives the electric energy of the fuel cell to charge or discharge the battery for supplying the electric energy. A sensor sense a driving state of the vehicle. A controller controls charging or discharging of the battery based on the driving state sensed by the sensor.Type: ApplicationFiled: September 28, 2020Publication date: December 16, 2021Inventors: Seung Yoon Lee, Byoung Hoon Choi, Jeong Kyu Park, Jae Hoon Jeong, Sae Byeok Seung, Hyo Jun Kim, Dong Hoon Kim, Sang Chul Yeom
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Publication number: 20210170909Abstract: An apparatus for controlling a fuel cell of an environment-friendly vehicle, a system including the same, and a method thereof are provided. The apparatus includes a storage storing information mapping an amount of additional output of a fuel cell according to air density and a current battery state of a high voltage battery depending on a drive mode and a processor that controls an amount of output of the fuel cell in response to a required amount of output of a motor, the amount of output of the fuel cell being varied according to the air density, the current battery state, and the drive mode based on the information mapping the amount of additional output.Type: ApplicationFiled: June 15, 2020Publication date: June 10, 2021Inventors: Sae Byeok Seung, Seung Yoon Lee, Jeong Kyu Park, Sang Chul Yeom
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Publication number: 20210111422Abstract: A fuel cell vehicle and a method for controlling power generation for the same are provided. The fuel cell includes a motor supplying driving power for driving the fuel cell vehicle, a fuel cell and a battery supplying electrical power for driving the motor, and a vehicle controller for operating the fuel cell in advance by predicting a shortage of discharge power of the battery by monitoring the discharge power of the battery.Type: ApplicationFiled: March 17, 2020Publication date: April 15, 2021Inventors: Jeong Kyu PARK, Jae Hoon JEONG, Sae Byeok SEUNG, Hyo Jun KIM, Sang Chul YEOM, Seung Yoon LEE