Patents by Inventor Tae-Shin CHO
Tae-Shin CHO 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: 11885033Abstract: Disclosed are an electrode structure including: an electrode plate; and a flow path guide disposed on one side of the electrode plate along the circumference of the electrode plate, and an electrolyzer including the electrode structure.Type: GrantFiled: December 7, 2022Date of Patent: January 30, 2024Assignee: TECHWIN CO., LTD.Inventors: Boong Ik Jung, Jung Sik Kim, Tae Shin Cho, Dong Hyuck Choi, Tae Woo Kim
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Publication number: 20230291070Abstract: Discussed is a battery module that may include a cell assembly having battery cells arranged to face each other in an arrangement direction, a bus bar assembly coupled to a side surface of the cell assembly on which electrode leads of the battery cells are located, and guide blades arranged in front of the bus bar assembly in a direction corresponding to the arrangement direction of the battery cells, wherein each of the guide blades can have a plate surface facing at least one battery cell from among the battery cells, and is coupled to the bus bar assembly to rotate by a certain angle due to a gas pressure of a gas, when the gas is generated in the at least one battery cell.Type: ApplicationFiled: January 28, 2022Publication date: September 14, 2023Applicant: LG ENERGY SOLUTION, LTD.Inventors: Hong-Jae PARK, Yo-Hwan KIM, Tae-Shin CHO
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Publication number: 20230227986Abstract: One aspect of the present invention provides a sodium hydroxide production device, which includes: a first tank configured to store a sodium salt including two or more sodium ions in a molecule; a first electrolysis unit including a first anode chamber and a first cathode chamber which are partitioned by a first separator; and a water supply unit configured to supply water to the first tank and the first cathode chamber, wherein the first tank, a pipe configured to supply an aqueous sodium salt solution produced in the first tank to the first anode chamber, the first anode chamber, and a pipe configured to supply a material produced in the first anode chamber to the first tank constitute a closed loop, and a sodium hypochlorite production device including the same.Type: ApplicationFiled: March 20, 2023Publication date: July 20, 2023Applicant: TECHWIN CO., LTD.Inventors: Boong Ik JUNG, Jung Sik KIM, Tae Shin CHO, Dong Hyuck CHOI, Tae Woo KIM
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Publication number: 20230220564Abstract: One aspect of the present invention provides a sodium hypochlorite producing system, which includes: a first means configured to obtain saturated salt water and purified water; a second means including a anode chamber and a cathode chamber which are partitioned by a separator, the anode chamber allowing the saturated salt water to be converted into a anodic product including chlorine gas and anodic water, and the cathode chamber allowing the purified water to be converted into a cathodic product including sodium hydroxide, hydrogen gas, and hydroxide ions (OH?); a third means configured to react the anodic product and the cathodic product to produce a mixture including sodium hypochlorite and hydrogen gas; and a fourth means configured to prevent the sodium hydroxide or hydroxide ions (OH?) of the cathodic product or a combination thereof from moving to the anode chamber through the separator.Type: ApplicationFiled: March 16, 2023Publication date: July 13, 2023Applicant: TECHWIN CO., LTD.Inventors: Boong Ik JUNG, Jung Sik KIM, Tae Shin CHO, Dong Hyuck CHOI, Tae Woo KIM
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Publication number: 20230114579Abstract: Provided, according to one aspect of the present invention, are a sodium hypochlorite production system and a water treatment method using same, the sodium hypochlorite production system comprising: a first means for obtaining saturated brine and purified water using a first sub-stream branching off from a main stream of water to be treated; a second means for obtaining an anodic product and cathodic product by electrolyzing the saturated brine and purified water; and a third means for obtaining sodium hypochlorite by reacting the anodic product and cathodic product using a second sub-stream branching off from the main stream of the water to be treated.Type: ApplicationFiled: December 12, 2022Publication date: April 13, 2023Applicant: TECHWIN CO., LTD.Inventors: Boong Ik JUNG, Jung Sik KIM, Tae Shin CHO, Dong Hyuck CHOI, Tae Woo KIM
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Publication number: 20230106625Abstract: Disclosed are an electrode structure including: an electrode plate; and a flow path guide disposed on one side of the electrode plate along the circumference of the electrode plate, and an electrolyzer including the electrode structure.Type: ApplicationFiled: December 7, 2022Publication date: April 6, 2023Applicant: TECHWIN CO., LTD.Inventors: Boong Ik JUNG, Jung Sik KIM, Tae Shin CHO, Dong Hyuck CHOI, Tae Woo KIM
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Patent number: 10763677Abstract: The present invention relates to a battery energy storage system including: a plurality of battery boxes provided with a plurality of battery packs; a plurality of power converter systems respectively connected to the plurality of battery boxes to selectively charge or discharge the plurality of battery boxes through alternating current supplied from an external power source device; a transformer disposed between the external power source device and the plurality of power converter systems; and a controller controlling the plurality of power converter systems to selectively charge or discharge the plurality of battery boxes.Type: GrantFiled: March 2, 2017Date of Patent: September 1, 2020Assignee: LG CHEM, LTD.Inventors: Dong Hoe Kim, Chan Min Park, Tae Shin Cho, Jong Min Park, Kil Won Lee
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Patent number: 10593916Abstract: Disclosed is an energy storage system, which includes at least one battery rack including at least one battery pack, a rack housing having an accommodation space for accommodating the at least one battery rack, and a rack door unit mounted to the rack housing to open or close the accommodation space of the rack housing and at least partially made of flexible material.Type: GrantFiled: October 30, 2017Date of Patent: March 17, 2020Assignee: LG Chem, Ltd.Inventors: Sung-Han Yoon, Tae-Shin Cho, Hyun-Min Lee, Ji-Won Lee, Young-Bo Cho
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Patent number: 10236703Abstract: Disclosed is an apparatus and method for controlling charge and discharge of a secondary battery. The apparatus for controlling charge and discharge of the secondary battery includes the power control unit calculates an amount of discharging power of the secondary battery, and when voltage value of the secondary battery is less than a preset reference voltage value, outputs a compensation charge control signal to charge the secondary battery with an amount of charging power obtained by adding an amount of power compensation to the calculated amount of discharging power. According to the present disclosure, the problem of a charge amount of the secondary battery reducing gradually with increasing charge and discharge cycles of the secondary battery may be prevented by compensating for the charge amount of the secondary battery.Type: GrantFiled: January 9, 2015Date of Patent: March 19, 2019Assignee: LG CHEM, LTD.Inventors: Dae-Sik Chung, Tae-Shin Cho
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Patent number: 10164305Abstract: An energy storage apparatus includes a chamber including a receiving space therein, battery racks including first and second battery rack groups positioned in the receiving space and spaced apart from each other while facing each other with reference to a center of the receiving space, an upper duct positioned above the receiving space configured to supply cooling fluid to a cooling space which is a space between the first battery rack group and the second battery rack group, a cooling unit positioned outside the receiving space and configured to cool the cooling fluid, and a fluid moving member comprising a moving space where the cooling fluid heated after cooling the battery racks moves to the cooling unit, in which the cooling unit is supplied with the heated cooling fluid from the moving space, cools the supplied cooling fluid, and then supplies a resultant fluid to the upper duct.Type: GrantFiled: April 24, 2017Date of Patent: December 25, 2018Assignee: LG Chem, Ltd.Inventors: Hyun-Min Lee, Ji-Won Lee, Suk-Chul Kim, Tae-Shin Cho
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Publication number: 20180123094Abstract: Disclosed is an energy storage system, which includes at least one battery rack including at least one battery pack, a rack housing having an accommodation space for accommodating the at least one battery rack, and a rack door unit mounted to the rack housing to open or close the accommodation space of the rack housing and at least partially made of flexible material.Type: ApplicationFiled: October 30, 2017Publication date: May 3, 2018Applicant: LG Chem, Ltd.Inventors: Sung-Han Yoon, Tae-Shin Cho, Hyun-Min Lee, Ji-Won Lee, Young-Bo Cho
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Patent number: 9882409Abstract: Provided are system and method for correcting a state-of-charging (SOC) of a battery. The system for correcting the SOC of the battery includes an SOC measuring unit measuring an SOC value of the battery, a storage unit storing preset operation ranges to determine whether charging/discharging of the battery is compensated, a determining unit determining an operation range corresponding to the SOC value of the battery among the preset operation ranges, and an SOC correcting unit adjusting a dead band in charging/discharging directions or charging/discharging power according to the result determined in the determining unit to correct the SOC value of the battery.Type: GrantFiled: October 20, 2015Date of Patent: January 30, 2018Assignee: LG CHEM, LTD.Inventors: Jeong Seok Park, Sung Yul Yoon, Tae Shin Cho, Young Bo Cho
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Publication number: 20170309979Abstract: An energy storage apparatus includes a chamber including a receiving space therein, battery racks including first and second battery rack groups positioned in the receiving space and spaced apart from each other while facing each other with reference to a center of the receiving space, an upper duct positioned above the receiving space configured to supply cooling fluid to a cooling space which is a space between the first battery rack group and the second battery rack group, a cooling unit positioned outside the receiving space and configured to cool the cooling fluid, and a fluid moving member comprising a moving space where the cooling fluid heated after cooling the battery racks moves to the cooling unit, in which the cooling unit is supplied with the heated cooling fluid from the moving space, cools the supplied cooling fluid, and then supplies a resultant fluid to the upper duct.Type: ApplicationFiled: April 24, 2017Publication date: October 26, 2017Applicant: LG Chem, Ltd.Inventors: Hyun-Min Lee, Ji-Won Lee, Suk-Chul Kim, Tae-Shin Cho
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Publication number: 20170256964Abstract: The present invention relates to a battery energy storage system including: a plurality of battery boxes provided with a plurality of battery packs; a plurality of power converter systems respectively connected to the plurality of battery boxes to selectively charge or discharge the plurality of battery boxes through alternating current supplied from an external power source device; a transformer disposed between the external power source device and the plurality of power converter systems; and a controller controlling the plurality of power converter systems to selectively charge or discharge the plurality of battery boxes.Type: ApplicationFiled: March 2, 2017Publication date: September 7, 2017Applicant: LG CHEM, LTD.Inventors: Dong Hoe KIM, Chan Min PARK, Tae Shin CHO, Jong Min PARK, Kil Won LEE
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Patent number: 9716397Abstract: The present disclosure discloses an apparatus and method for maintaining a charge amount of a secondary battery. The present disclosure reduces a charge amount or increases a discharge amount when a larger charge amount than a required proper charge amount is charged in the secondary battery. Also, the present disclosure reduces a discharge amount or increases a charge amount when a smaller charge amount than a required proper charge amount is charged in the secondary battery. Through this, a proper charge amount may be maintained.Type: GrantFiled: January 24, 2014Date of Patent: July 25, 2017Assignee: LG CHEM, LTD.Inventors: Young-Bo Cho, Tae-Shin Cho, Seoung-Mun Baek, Dae-Sik Chung
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Publication number: 20160301234Abstract: Provided are system and method for correcting a state-of-charging (SOC) of a battery. The system for correcting the SOC of the battery includes an SOC measuring unit measuring an SOC value of the battery, a storage unit storing preset operation ranges to determine whether charging/discharging of the battery is compensated, a determining unit determining an operation range corresponding to the SOC value of the battery among the preset operation ranges, and an SOC correcting unit adjusting a dead band in charging/discharging directions or charging/discharging power according to the result determined in the determining unit to correct the SOC value of the battery.Type: ApplicationFiled: October 20, 2015Publication date: October 13, 2016Applicant: LG CHEM, LTD.Inventors: Jeong Seok PARK, Sung Yul YOON, Tae Shin CHO, Young Bo CHO
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Publication number: 20150288198Abstract: The present disclosure discloses an apparatus and method for maintaining a charge amount of a secondary battery. The present disclosure reduces a charge amount or increases a discharge amount when a larger charge amount than a required proper charge amount is charged in the secondary battery. Also, the present disclosure reduces a discharge amount or increases a charge amount when a smaller charge amount than a required proper charge amount is charged in the secondary battery. Through this, a proper charge amount may be maintained.Type: ApplicationFiled: January 24, 2014Publication date: October 8, 2015Applicant: LG CHEM, LTD.Inventors: Young-Bo Cho, Tae-Shin Cho, Seoung-Mun Baek, Dae-Sik Chung
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Patent number: 9148031Abstract: The present invention discloses an apparatus and method for varying a usable band range of a battery. The apparatus for varying a usable band range of a battery according to the present invention comprises a sensor for measuring and outputting an electrical characteristic value of the battery; and a controller for calculating the amount of charged or discharged energy of the battery from the electrical characteristic value and varying a usable band range of the battery that is charged and discharged, to maintain the pre-established amount of usable energy depending on the degradation degree of the battery. In accordance with the present invention, a usable band range of a battery can be established depending on the degradation degree of the battery, thereby improving the life time thereof.Type: GrantFiled: December 26, 2012Date of Patent: September 29, 2015Assignee: LG Chem, Ltd.Inventors: Jung-Soo Kang, Sung-Kyun Chang, Tae-Shin Cho
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Publication number: 20150115715Abstract: Disclosed is an apparatus and method for controlling charge and discharge of a secondary battery. The apparatus for controlling charge and discharge of the secondary battery includes the power control unit calculates an amount of discharging power of the secondary battery, and when voltage value of the secondary battery is less than a preset reference voltage value, outputs a compensation charge control signal to charge the secondary battery with an amount of charging power obtained by adding an amount of power compensation to the calculated amount of discharging power. According to the present disclosure, the problem of a charge amount of the secondary battery reducing gradually with increasing charge and discharge cycles of the secondary battery may be prevented by compensating for the charge amount of the secondary battery.Type: ApplicationFiled: January 9, 2015Publication date: April 30, 2015Applicant: LG CHEM, LTD.Inventors: Dae-Sik CHUNG, Tae-Shin CHO