Patents by Inventor Bong Yeon CHOI
Bong Yeon CHOI 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).
-
Patent number: 11949346Abstract: The present disclosure relates to an inverter apparatus, a control module of the inverter apparatus, and control methods thereof, and more particularly, to an inverter apparatus enabling stable voltage control using active damping, a control module of the inverter apparatus, and control methods thereof.Type: GrantFiled: June 9, 2022Date of Patent: April 2, 2024Assignee: HL MANDO CORPORATIONInventor: Bong Yeon Choi
-
Publication number: 20230283203Abstract: The present disclosure relates to an inverter apparatus, a control module of the inverter apparatus, and control methods thereof, and more particularly, to an inverter apparatus enabling stable voltage control using active damping, a control module of the inverter apparatus, and control methods thereof.Type: ApplicationFiled: June 9, 2022Publication date: September 7, 2023Inventor: Bong Yeon CHOI
-
Patent number: 11641156Abstract: A method for controlling a fault of a three phase four wire interlinking converter system according to one embodiment of the present disclosure comprises obtaining a first d-q-o coordinate plane based on an internal phase angle of output voltage produced from each phase of an inverter; converting the first d-q-o coordinate plane to a second d-q-o coordinate plane based on the o-axis configured differently from the first d-q-o coordinate plane; obtaining an output voltage vector for determining a fault location by performing d-q transform on the second d-q-o coordinate plane; determining occurrence of a fault and an area related to the fault based on the output voltage vector; and in the occurrence of the fault, allocating a zero voltage vector to the area related to the fault.Type: GrantFiled: June 21, 2021Date of Patent: May 2, 2023Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Chung Yuen Won, Kwang Su Na, Mi Na Kim, Bong Yeon Choi, Kyoung Min Kang, Hoon Lee, Chang Gyun An, Tae Gyu Kim, Jun Sin Yi
-
Patent number: 11404955Abstract: A method for controlling a fault of a three phase four wire interlinking converter system according to one embodiment of the present disclosure comprises obtaining a first d-q-o coordinate plane based on an internal phase angle of output voltage produced from each phase of an inverter; converting the first d-q-o coordinate plane to a second d-q-o coordinate plane based on the o-axis configured differently from the first d-q-o coordinate plane; obtaining an output voltage vector for determining a fault location by performing d-q transform on the second d-q-o coordinate plane; determining occurrence of a fault and an area related to the fault based on the output voltage vector; and in the occurrence of the fault, allocating a zero voltage vector to the area related to the fault.Type: GrantFiled: September 3, 2021Date of Patent: August 2, 2022Assignee: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITYInventors: Chung Yuen Won, Kwang Su Na, Mi Na Kim, Bong Yeon Choi, Kyoung Min Kang, Hoon Lee, Chang Gyun An, Tae Gyu Kim, Jun Sin Yi
-
Publication number: 20220045599Abstract: A method for controlling a fault of a three phase four wire interlinking converter system according to one embodiment of the present disclosure comprises obtaining a first d-q-o coordinate plane based on an internal phase angle of output voltage produced from each phase of an inverter; converting the first d-q-o coordinate plane to a second d-q-o coordinate plane based on the o-axis configured differently from the first d-q-o coordinate plane; obtaining an output voltage vector for determining a fault location by performing d-q transform on the second d-q-o coordinate plane; determining occurrence of a fault and an area related to the fault based on the output voltage vector; and in the occurrence of the fault, allocating a zero voltage vector to the area related to the fault.Type: ApplicationFiled: June 21, 2021Publication date: February 10, 2022Applicant: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITYInventors: Chung Yuen WON, Kwang Su NA, Mi Na KIM, Bong Yeon CHOI, Kyoung Min KANG, Hoon LEE, Chang Gyun AN, Tae Gyu KIM, Jun Sin YI
-
Publication number: 20220045601Abstract: A method for controlling a fault of a three phase four wire interlinking converter system according to one embodiment of the present disclosure comprises obtaining a first d-q-o coordinate plane based on an internal phase angle of output voltage produced from each phase of an inverter; converting the first d-q-o coordinate plane to a second d-q-o coordinate plane based on the o-axis configured differently from the first d-q-o coordinate plane; obtaining an output voltage vector for determining a fault location by performing d-q transform on the second d-q-o coordinate plane; determining occurrence of a fault and an area related to the fault based on the output voltage vector; and in the occurrence of the fault, allocating a zero voltage vector to the area related to the fault.Type: ApplicationFiled: September 3, 2021Publication date: February 10, 2022Applicant: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITYInventors: Chung Yuen WON, Kwang Su NA, Mi Na KIM, Bong Yeon CHOI, Kyoung Min KANG, Hoon LEE, Chang Gyun AN, Tae Gyu KIM, Jun Sin YI
-
Patent number: 10938223Abstract: A battery charging and discharging apparatus includes power converters connected in series and configured to convert respective output voltages of batteries corresponding to the power converters. Each of the power converters may include direct current to direct current (DC/DC) converters connected in parallel. The apparatus may further include a controller configured to control magnitudes of respective output voltages of the power converters based on respective states of the batteries.Type: GrantFiled: October 22, 2019Date of Patent: March 2, 2021Assignees: Samsung Electronics Co., Ltd., Research & Business Foundation Sungkyunkwan UniversityInventors: Jinyong Jeon, Taejung Yeo, Seong Chon Choi, Soon Ryung Lee, Bong Yeon Choi
-
Patent number: 10615611Abstract: A battery charging and discharging apparatus includes power converters connected in series and configured to convert respective output voltages of batteries corresponding to the power converters. Each of the power converters may include direct current to direct current (DC/DC) converters connected in parallel. The apparatus may further include a controller configured to control magnitudes of respective output voltages of the power converters based on respective states of the batteries.Type: GrantFiled: October 1, 2015Date of Patent: April 7, 2020Assignees: Samsung Electronics Co., Ltd., Research & Business Foundation Sungkyunkwan UniversityInventors: Jinyong Jeon, Taejung Yeo, Seong Chon Choi, Soon Ryung Lee, Bong Yeon Choi
-
Publication number: 20200052504Abstract: A battery charging and discharging apparatus includes power converters connected in series and configured to convert respective output voltages of batteries corresponding to the power converters. Each of the power converters may include direct current to direct current (DC/DC) converters connected in parallel. The apparatus may further include a controller configured to control magnitudes of respective output voltages of the power converters based on respective states of the batteries.Type: ApplicationFiled: October 22, 2019Publication date: February 13, 2020Applicants: Samsung Electronics Co., Ltd., Research & Business Foundation Sungkyunkwan UniversityInventors: Jinyong JEON, Taejung YEO, Seong Chon CHOI, Soon Ryung LEE, Bong Yeon CHOI
-
Patent number: 10003106Abstract: An apparatus and method for managing a battery are disclosed. The apparatus may include a state verifier configured to verify respective states of charge (SoCs) of batteries to be balanced by the apparatus, and a controller configured to control power converters configured to convert respective amounts of power of the batteries to allow a greater amount of power to be output from a battery having a greater SoC among the batteries.Type: GrantFiled: August 6, 2015Date of Patent: June 19, 2018Assignees: Samsung & Electronics Co., Ltd., Research & Business Foundation Sungkyunkwan UniversityInventors: Jinyong Jeon, Taejung Yeo, Seong Chon Choi, Soon Ryung Lee, Bong Yeon Choi
-
Publication number: 20160118830Abstract: A battery charging and discharging apparatus includes power converters connected in series and configured to convert respective output voltages of batteries corresponding to the power converters. Each of the power converters may include direct current to direct current (DC/DC) converters connected in parallel. The apparatus may further include a controller configured to control magnitudes of respective output voltages of the power converters based on respective states of the batteries.Type: ApplicationFiled: October 1, 2015Publication date: April 28, 2016Applicants: Samsung Electronics Co., Ltd., Research & Business Foundation Sungkyunkwan UniversityInventors: Jinyong Jeon, Taejung Yeo, Seong Chon Choi, Soon Ryung Lee, Bong Yeon Choi
-
Publication number: 20160105039Abstract: An apparatus and method for managing a battery are disclosed. The apparatus may include a state verifier configured to verify respective states of charge (SoCs) of batteries to be balanced by the apparatus, and a controller configured to control power converters configured to convert respective amounts of power of the batteries to allow a greater amount of power to be output from a battery having a greater SoC among the batteries.Type: ApplicationFiled: August 6, 2015Publication date: April 14, 2016Applicants: Samsung Electronics Co., Ltd., Research & Business Foundation SUNGKYUNKWAN UNIVERSITYInventors: Jinyong JEON, Taejung YEO, Seong Chon CHOI, Soon Ryung LEE, Bong Yeon CHOI