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公开(公告)号：EP4075565A1
公开(公告)日：2022-10-19
申请号：EP21767574.3
申请日：2021-03-03
发明人： KIM, Do-Yul , KO, Dong-Wan , LEE, Ki-Young
摘要： An apparatus for inspecting swelling of a battery cell according to an embodiment of the present disclosure includes a first plate configured in a plate shape; a second plate configured in a plate shape and located to face the first plate to be spaced therefrom by a predetermined interval, the second plate being configured so that the battery cell is interposed between the first plate and the second plate; a fixing frame configured so that a portion of the first plate is fixedly coupled thereto; a connection frame having one end fixedly coupled to the second plate and the other end fixedly coupled to the fixing frame; and a pressure measuring element attached to the connection frame and configured to measure a deformation rate of the connection frame.
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公开(公告)号：EP4379339A1
公开(公告)日：2024-06-05
申请号：EP22911611.6
申请日：2022-11-09
发明人： LEE, Ki-Young , KIM, Dong-Wook , KIM, Do-Yul
摘要： According to the present disclosure, there may be provided a pressure pad sensor pressing device including a pressing unit including a node pressing portion provided to descend from a predetermined height and contact one of the sensing nodes, and a weight loading portion provided at the top of the node pressing portion so that a weight load is transmitted to the node pressing portion; a support frame supporting the pressing unit at a predetermined height; and a first driving unit for moving the pressing unit in the first direction or in the reverse direction, a second driving unit for moving the pressing unit in the second direction or in the reverse direction, and a third driving unit for lifting and lowering the pressing unit with respect to the pressure pad sensor, and a calibration method capable of calibrating the output value of the sensing node to a reliable pressure value using the pressure pad sensor pressing device.
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公开(公告)号：EP4181271A1
公开(公告)日：2023-05-17
申请号：EP21915614.8
申请日：2021-12-14
发明人： LEE, Ki-Young , KO, Dong-Wan , KIM, Do-Yul , KIM, Ju-Ri
摘要： A flexible printed circuit board for pouch cell internal pressure measurement includes a sensing part on which a pressure sensor is mounted; a board part provided with connector pins connected to a plurality of conductor lines, respectively; and an extension part extending from the sensing part to the board part. The extension part includes a protective sheath of a metal material that surrounds an outer surface of an insulating film in a predetermined section.
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公开(公告)号：EP4283758A1
公开(公告)日：2023-11-29
申请号：EP22883804.1
申请日：2022-09-26
发明人： KIM, Do-Yul
IPC分类号： H01M10/48 , H01M50/211 , H01M50/242 , H01M50/249
摘要： A battery module according to the present disclosure includes a cell stack having a plurality of battery cells stacked in one direction; a pressure sensor unit disposed between one battery cell and another battery cell facing the battery cell, and having a plurality of pressure sensing nodes protruding toward the other battery cell; and a surface pressure transmission plate disposed between the pressure sensor unit and the other battery cell, and having a flat surface facing the plurality of pressure sensing nodes.
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公开(公告)号：EP4092802A1
公开(公告)日：2022-11-23
申请号：EP21849976.2
申请日：2021-06-23
发明人： KIM, Do-Yul , KO, Dong-Wan , LEE, Ki-Young
摘要： A pressure measuring unit according to an embodiment of the present disclosure includes: a body part configured to have an upper surface, a lower surface, and a plurality of side surfaces; a connector part configured to be provided to at least one side surface among the plurality of side surfaces of the body part; a pressure measuring part coupled to the upper surface of the body part and configured to measure a pressure applied toward the upper surface of the body part from the outside; and a control part connected to the pressure measuring part to receive the measured pressure value from the pressure measuring part and configured to output the received pressure value to a communication line connected thereto.
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6.发明公开
公开(公告)号：EP4286816A1
公开(公告)日：2023-12-06
申请号：EP22904508.3
申请日：2022-11-16
发明人： LEE, Ki-Young , KO, Dong-Wan , KIM, Do-Yul , BAE, Hye-Yun
摘要： A battery pressure measuring sensor according to an embodiment of the present disclosure includes a substrate; a plurality of variable resistor units provided at a plurality of locations in consideration of a swelling characteristic of a battery on the substrate and configured to change a resistance value within a corresponding resistance range according to a pressure applied to each unit; and a plurality of sensing lines configured to be connected to the plurality of variable resistor units, respectively.
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公开(公告)号：EP4053963A1
公开(公告)日：2022-09-07
申请号：EP21771862.6
申请日：2021-03-03
发明人： KIM, Do-Yul , KO, Dong-Wan , LEE, Ki-Young
摘要： A battery swelling inspection apparatus according to an embodiment of the present disclosure includes: a lower plate configured in a plate shape; an upper plate configured in a plate shape and located to face the lower plate; a fixing frame configured such that a portion of the lower plate and a portion of the upper plate are fixedly coupled thereto; a plurality of pressure measuring elements fixedly coupled to the lower plate, having a head located to face the upper plate, and configured to measure a pressure applied to the head, respectively; and a plurality of pressing members configured to have an upper surface in a flat shape so that the upper surface faces the upper plate and have a lower surface that is at least partially attached to the head of each of the plurality of pressure measuring elements.
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公开(公告)号：EP3968436A1
公开(公告)日：2022-03-16
申请号：EP20931467.3
申请日：2020-11-04
发明人： LEE, Ki-Young , KO, Dong-Wan , KIM, Do-Yul
摘要： The present disclosure discloses technology that detects swelling of a battery cell more effectively in a battery pack including at least one battery cell. The battery pack according to an aspect of the present disclosure includes at least one battery cell, an optical fiber sensing unit including a plate-type detection unit made of optical fibers horizontally and vertically arranged in a grid form, wherein the plate-type detection unit is deformed by deformation of the battery cell, a phororesistor to collect light reflected from the optical fiber sensing unit, and a control unit configured to determine if swelling occurred in the battery cell based on a resistance value with a change in an amount of light collected by the photoresistor.
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