Patents by Inventor In Guk Hwang
In Guk Hwang 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: 11959668Abstract: A heat management system which includes: a refrigerant circulation line which includes a compressor, a water cooling-type condenser, a first expansion valve, an air cooling-type condenser, a second expansion valve, and an evaporator, and cools the indoor space by circulating a refrigerant; a heating line which heats the indoor space by circulating cooling water which exchanges heat with the refrigerant through the water cooling-type condenser; a first cooling line which cools a battery by circulating cooling water which exchanges heat with air or the refrigerant; and a second cooling line which cools electric components including a driving motor, by circulating cooling water which exchanges heat with air or the refrigerant. The heat management system enables efficient heat management of electric components and a battery in a vehicle as well as cooling and heating of the vehicle.Type: GrantFiled: October 14, 2019Date of Patent: April 16, 2024Assignee: Hanon SystemsInventors: Hae-Jun Lee, Sung Je Lee, In-Guk Hwang
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Patent number: 11949078Abstract: A heat management system including a refrigerant circulation line including a compressor, a water-cooling condenser, an air-cooling condenser, a first expansion valve, an evaporator, a refrigerant heat exchanger, and a gas/liquid separator that discharges only a liquid refrigerant, and cooling an indoor place by circulating a refrigerant; a heating line for heating the indoor place by circulating, through the water-cooling condenser, cooling water that exchanges heat with the refrigerant; and a cooling line for cooling a battery and an electrical component by circulating air or cooling water that exchanges heat with the refrigerant. Therefore, the present invention can not only cool and heat a vehicle but also efficiently manage heat for an electrical component and a battery in a vehicle, and can reduce the number of constituent components for heating and cooling.Type: GrantFiled: October 2, 2019Date of Patent: April 2, 2024Assignee: Hanon SystemsInventors: Hae-Jun Lee, Moo Joong Kim, In-Guk Hwang
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Publication number: 20240105542Abstract: The present invention relates to a power module and a method of manufacturing the same. A power module according to one embodiment of the present invention includes a power module including a substrate a sealing member disposed to cover the substrate, a heatsink bonded to one surface of the substrate, a stepped bonding portion protruding to be stepped from one surface of the heatsink toward the substrate, and a bonding member disposed between and sinter-bonded to the stepped bonding portion and the substrate.Type: ApplicationFiled: September 27, 2023Publication date: March 28, 2024Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Jae Min HWANG, Seung Pyo LEE, Jae Guk AN, Tae Heun KIM
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Patent number: 11904657Abstract: A heat exchange system for a vehicle includes a refrigerant circulation loop for circulating a refrigerant, a compressor, a condenser, a first expansion valve, a second expansion valve, a first chiller and a second chiller. The first expansion valve and the first chiller form a group and the second expansion valve and the second chiller form another group. The two groups are arranged in parallel; a first coolant circulation loop comprising a first cooler, and circulating coolant which exchanges heat with the refrigerant via the first chiller; a second coolant circulation loop includes a second cooler, and circulating coolant which exchanges heat with the refrigerant via the second chiller. The first expansion valve and the second expansion valve are controlled so that the refrigerant passing through the first chiller during a cooling mode has a higher pressure, temperature, and rate of discharge than the refrigerant passing through the second chiller.Type: GrantFiled: March 27, 2019Date of Patent: February 20, 2024Assignee: Hanon SystemsInventors: In-Guk Hwang, Sung Je Lee
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Publication number: 20240034126Abstract: The present invention relates to an integrated cooling module including a central manifold having a mounting space in which components may be mounted, refrigerant flow channels in which a refrigerant may flow, and communication holes for allowing the components and the refrigerant flow channels to communicate with one another, such that the components are integrated around the central manifold, thereof excluding hoses or pipes and achieving miniaturization and weight reduction of an entire cooling system.Type: ApplicationFiled: May 19, 2022Publication date: February 1, 2024Inventors: Sangyong RHEE, In-Guk HWANG, Sang Ok LEE
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Publication number: 20240025228Abstract: A mounting structure of a thermal management module for a vehicle according to an embodiment of the present disclosure includes: front side members extending along a length direction of a vehicle and disposed on left and right sides of the vehicle, respectively, in a width direction of the vehicle; a dash reinforcement crossmember extending along the width direction of the vehicle and coupled to rear ends of the front side members on the left and right sides based on a front and rear direction of the vehicle; a crossmember dividing a space formed by the front side members into two spaces in the front and rear direction of the vehicle; and at least one mounting bracket, on which the thermal management module is mounted, configured to mount the thermal management module in one of the two spaces divided by the crossmember.Type: ApplicationFiled: October 4, 2023Publication date: January 25, 2024Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation, HANON SYSTEMSInventors: Yeonho KIM, Jeawan KIM, Jae Yeon KIM, Jung Bum CHOI, Seong Woo JEONG, In guk HWANG
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Patent number: 11807066Abstract: A thermal management system includes a refrigerant circulation line including a compressor, a first heat exchanger, a first expansion valve, and a second heat exchanger configured for cooling a vehicle interior by circulating a refrigerant; a heating line configured for heating the vehicle interior by circulating cooling water heat-exchanged with the refrigerant through the first heat exchanger and heat-exchanged with a battery; a cooling line configured for cooling an electrical component by circulating cooling water heat-exchanged with air or the refrigerant.Type: GrantFiled: March 27, 2019Date of Patent: November 7, 2023Assignee: Hanon SystemsInventors: In-Guk Hwang, Sung Je Lee
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Patent number: 11807070Abstract: A mounting structure of a thermal management module for a vehicle according to an embodiment of the present disclosure includes: front side members extending along a length direction of a vehicle and disposed on left and right sides of the vehicle, respectively, in a width direction of the vehicle; a dash reinforcement crossmember extending along the width direction of the vehicle and coupled to rear ends of the front side members on the left and right sides based on a front and rear direction of the vehicle; a crossmember dividing a space formed by the front side members into two spaces in the front and rear direction of the vehicle; and at least one mounting bracket, on which the thermal management module is mounted, configured to mount the thermal management module in one of the two spaces divided by the crossmember.Type: GrantFiled: December 7, 2021Date of Patent: November 7, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HANON SYSTEMSInventors: Yeonho Kim, Jeawan Kim, Jae Yeon Kim, Jung Bum Choi, Seong Woo Jeong, In guk Hwang
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Patent number: 11780297Abstract: Heat management system includes a refrigerant circulation line including a compressor for compressing and discharging a refrigerant, a water cooling-type condenser for condensing the compressed refrigerant using cooling water, a first expansion valve for expanding the condensed refrigerant, and a water cooling-type evaporator for evaporating the expanded refrigerant using cooling water; a heating line including a heater core which circulates the cooling water that has exchanged heat in the water cooling-type condenser, and thereby generates conditioned air for heating; a cooling line including a cabin cooler which circulates the cooling water that has exchanged heat in the water cooling-type evaporator, and thereby generates conditioned air for cooling; and a cooling line which is connected to or disconnected from the heating line according to the cooling/heating mode, and cools a battery and an electrical component.Type: GrantFiled: December 16, 2019Date of Patent: October 10, 2023Assignee: Hanon SystemsInventors: Hae-Jun Lee, In-Guk Hwang
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Patent number: 11766915Abstract: A heat management system includes a reservoir tank which stores a coolant and can replenish, with the coolant, a coolant line connected to the reservoir tank; a flow path transition valve which is connected to the downstream side, according to the flow direction of the coolant, of the reservoir tank and can control the flow direction of the coolant; and a coolant circulation pump which is connected to the downstream side, according to the flow direction of the coolant, of the flow path transition valve and pumps the coolant along the coolant line, wherein, through the layout structure of the reservoir tank, flow path transition valve, and coolant circulation pump, the distance between parts constituting a coolant system of a vehicle is minimized, and the overall flow of the coolant is formed in the direction of gravity, and, thereby, a pressure drop of the coolant can be reduced.Type: GrantFiled: June 3, 2020Date of Patent: September 26, 2023Assignee: Hanon SystemsInventors: In-Guk Hwang, Seong Hun Kim, Hae-Jun Lee
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Patent number: 11760156Abstract: The present invention relates to a thermal management system including: a refrigerant circulation line including a refrigerant circulator, a first heat exchanger, a first expander and a third heat exchanger, wherein refrigerant circulates in the refrigerant circulation line; a heating line for heating the interior by circulating cooling water exchanging heat with the refrigerant through the first heat exchanger; and a cooling line for cooling heating sources by exchanging heat between the cooling water and air or exchanging heat between the cooling water and the refrigerant.Type: GrantFiled: April 30, 2021Date of Patent: September 19, 2023Assignee: HANON SYSTEMSInventors: In Guk Hwang, Sung Je Lee, Hae Jun Lee
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Patent number: 11661883Abstract: A heat management system of the present invention comprises: a coolant heater for heating coolant; a first coolant pump which is connected to a coolant inlet or a coolant outlet of the coolant heater to pump the coolant and is coupled to the coolant heater; and a second coolant pump which is connected to a battery side to pump the coolant and is coupled to the coolant heater, wherein the coolant heater, the first coolant pump, and the second coolant pump are arranged in an engine room of a vehicle. Thus, a loss of coolant pressure can be reduced in a pipe which connects components constituting a coolant system of the vehicle, such that the performance of the system is improved and noise and vibration in the interior of the vehicle may be reduced.Type: GrantFiled: June 3, 2020Date of Patent: May 30, 2023Assignee: Hanon SystemsInventors: In-Guk Hwang, Seong Hun Kim, Hae-Jun Lee
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Publication number: 20220410657Abstract: An embodiment of the present invention provides a vehicle heat pump system including a compressor configured to compress and circulate a refrigerant, a condenser configured to condense the compressed refrigerant, a first expansion valve configured to expand the condensed refrigerant, an evaporator configured to evaporate the refrigerant expanded by the first expansion valve by allowing the refrigerant to exchange heat with a coolant, a cabin cooler configured to cool a vehicle interior by allowing the coolant having passed through the evaporator to exchange heat with air, and a radiator configured to allow the coolant for cooling an electrical component to exchange heat with outside air, in which the coolant having passed through the radiator flows into the evaporator in a heating mode.Type: ApplicationFiled: December 1, 2020Publication date: December 29, 2022Inventors: Moo Joong KIM, Hyeong Kyu JIN, Hae Jun LEE, Sung Je LEE, Dong Woo HWANG, In Guk HWANG
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Publication number: 20220402328Abstract: A mounting structure of a thermal management module for a vehicle according to an embodiment of the present disclosure includes: front side members extending along a length direction of a vehicle and disposed on left and right sides of the vehicle, respectively, in a width direction of the vehicle; a dash reinforcement crossmember extending along the width direction of the vehicle and coupled to rear ends of the front side members on the left and right sides based on a front and rear direction of the vehicle; a crossmember dividing a space formed by the front side members into two spaces in the front and rear direction of the vehicle; and at least one mounting bracket, on which the thermal management module is mounted, configured to mount the thermal management module in one of the two spaces divided by the crossmember.Type: ApplicationFiled: December 7, 2021Publication date: December 22, 2022Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation, HANON SYSTEMSInventors: Yeonho KIM, Jeawan KIM, Jae Yeon KIM, Jung Bum CHOI, Seong Woo JEONG, In guk HWANG
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Patent number: 11506721Abstract: The present invention relates to a method for determining a section in which generation of internal gas in a second battery accelerates, the method comprising the steps of: measuring a closed circuit voltage (CCV) and an open circuit voltage (OCV) according to the state of charge (SOC) of the secondary battery while charging the secondary battery; deriving a closed circuit voltage (SOC-CCV) profile according to the state of charge and an open circuit voltage (SOC-OCV) profile according to the state of charge; and determining, from the derived SOC-CCV profile and SOC-OCV profile, a section in which the amount of internal gas generated in the secondary battery rapidly increases.Type: GrantFiled: September 30, 2019Date of Patent: November 22, 2022Assignee: LG Energy Solution, Ltd.Inventors: Ji Hye Park, Su Hyun Kim, Dong Guk Hwang
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Publication number: 20220349627Abstract: A heat management system includes a refrigerant circulation line for circulating refrigerant so as to cool an indoor, the refrigerant circulation line comprising a compressor, a water-cooled condenser, a first expansion valve, an air-cooled condenser, a second expansion valve, an evaporator, a refrigerant heat exchanger for causing mutual heat exchange between refrigerant introduced into the second expansion valve and refrigerant discharged from the evaporator, and a first refrigerant bypass line configured such that refrigerant that has passed through the water-cooled condenser bypasses the first expansion valve and the air-cooled condenser; a heating line for heating the indoor space by circulating cooling water that exchanges heat with the refrigerant through the water-cooled condenser; and a cooling line for cooling a battery and electronic equipment components by circulating the cooling water that exchanges heat with the refrigerant or air.Type: ApplicationFiled: June 27, 2019Publication date: November 3, 2022Inventors: Hae-Jun LEE, Sung Je LEE, In-Guk HWANG
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Publication number: 20220325655Abstract: A heat management system of the present invention comprises: a coolant heater for heating coolant; a first coolant pump which is connected to a coolant inlet or a coolant outlet of the coolant heater to pump the coolant and is coupled to the coolant heater; and a second coolant pump which is connected to a battery side to pump the coolant and is coupled to the coolant heater, wherein the coolant heater, the first coolant pump, and the second coolant pump are arranged in an engine room of a vehicle. Thus, a loss of coolant pressure can be reduced in a pipe which connects components constituting a coolant system of the vehicle, such that the performance of the system is improved and noise and vibration in the interior of the vehicle may be reduced.Type: ApplicationFiled: June 3, 2020Publication date: October 13, 2022Inventors: In-Guk HWANG, Seong Hun KIM, Hae-Jun LEE
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Publication number: 20220314737Abstract: A heat management system includes a reservoir tank which stores a coolant and can replenish, with the coolant, a coolant line connected to the reservoir tank; a flow path transition valve which is connected to the downstream side, according to the flow direction of the coolant, of the reservoir tank and can control the flow direction of the coolant; and a coolant circulation pump which is connected to the downstream side, according to the flow direction of the coolant, of the flow path transition valve and pumps the coolant along the coolant line, wherein, through the layout structure of the reservoir tank, flow path transition valve, and coolant circulation pump, the distance between parts constituting a coolant system of a vehicle is minimized, and the overall flow of the coolant is formed in the direction of gravity, and, thereby, a pressure drop of the coolant can be reduced.Type: ApplicationFiled: June 3, 2020Publication date: October 6, 2022Inventors: In-Guk HWANG, Seong Hun KIM, Hae-Jun LEE
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Publication number: 20220288998Abstract: The present invention relates to a thermal management system and, more specifically, to a refrigerant system comprising: a compressor, a first heat exchanger, an expansion valve, a second heat exchanger, and an accumulator which are connected in sequence to form a closed loop; and a connection block which connects a heat exchange medium outlet of the expansion valve to a heat exchange medium inlet of the second heat exchanger, and connects a heat exchange medium outlet of the second heat exchanger to a heat exchange medium inlet of the accumulator. Accordingly, the distances between components constituting the refrigerant system for vehicle interior cooling and electric/electronic component cooling are reduced, and thus the refrigerant pressure loss in blocks or pipes connecting the components can be reduced, the system performance can be improved, and the assemblability of the components constituting the refrigerant system can be improved.Type: ApplicationFiled: June 3, 2020Publication date: September 15, 2022Inventors: In-Guk HWANG, Seong Hun KIM, Hae-Jun LEE
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Publication number: 20220097487Abstract: A thermal management system, comprising: a primary coolant circulation system for cooling a first coolant by circulating the first coolant which is heat-exchanged with cooling water through a first water-cooled condenser; a secondary coolant circulation system for cooling a battery chiller by using a second coolant which is heat-exchanged with the first coolant of the primary coolant circulation system; and a second cooling line for cooling a battery by circulating cooling water which is heat-exchanged through the battery chiller, wherein the number of revolutions of the first condenser of the primary coolant circulation system is less than the number of revolutions of the second condenser of the secondary coolant circulation system, or the first coolant and the second coolant are heat-exchanged via the cooling water, such that the battery can be cooled efficiently during rapid charging.Type: ApplicationFiled: December 12, 2019Publication date: March 31, 2022Inventors: Hyeongkyu JIN, Moojoong KIM, Seong Hun KIM, Hyeon Woo NOH, Sung Je LEE, Hae-Jun LEE, Dong Woo HWANG, In-Guk HWANG