LITHIUM SECONDARY BATTERYDisclosed (or Provided) is a lithium secondary battery including a positive electrode, a separator and a negative electrode, in which the positive electrode includes a lithium composite transition met…DRIVE·Jun 17·1 min readFollowG01R31/3865LG ENERGY SOLUTION LTD [KR]
SECONDARY BATTERY CHARGING/DISCHARGING SYSTEM INCLUDING INSULATION PAD, AND METHOD FOR CONTROLLING TEMPERATURE OF SECONDARY BATTERY CHARGING/DISCHARGING SYSTEM BY USING SAMEA secondary battery charging and discharging system includes a tray configured to accommodate a plurality of battery cells, an insulation pad disposed in the tray, the insulation pad being disposable …DRIVE·Apr 22·1 min readFollowG01R31/3865LG ENERGY SOLUTION LTD [KR]
CHARGING AND DISCHARGING APPARATUS COMPRISING SPACERS FOR SUPPORTING GAS POCKETS OF BATTERY CELLSA charging and discharging device including a plurality of pressing plates and at least one spacer for supporting a gas pocket of a battery cell to prevent gas pocket interference between battery cell…DRIVE·Mar 25·1 min readFollowG01R31/3865LG ENERGY SOLUTION LTD [KR]
BATTERY SELF-DISCHARGE DETECTIONA power source has an output voltage matched to a voltage of, and connected with, a battery cell. A current meter measures a magnitude of current flow from the power source to the battery cell. A cont…DRIVE·Jan 22·1 min readFollowG01R31/3865FORD GLOBAL TECHNOLOGIES, LLC
DEVICE FOR CHARGING AND DISCHARGING BATTERY CELL AND METHOD FOR CHARGING AND DISCHARGING BATTERY CELL BY USING SAMEThe present technology relates to a device for charging and discharging a battery cell capable of suppressing a swelling phenomenon of a region between the body and the gas pocket of a battery cell du…DRIVE·Jan 21·1 min readFollowG01R31/3865LG ENERGY SOLUTION LTD [KR]
APPARATUS AND METHOD FOR DETERMINING WHETHER BATTERY CELL HAS PASSEDAccording to a battery cell pass determination apparatus and a battery cell pass determination method according to an embodiment of the present invention, it is possible to determine whether a battery…DRIVE·Dec 3·1 min readFollowG01R31/3865LG ENERGY SOLUTION LTD [KR]
CYLINDRICAL LITHIUM ION BATTERY FORMATION AND CAPACITY DIVISION APPARATUSA formation capacity-grading equipment for a cylindrical lithium-ion battery comprises a rack, a charge and discharge power box for charging and discharging the cylindrical lithium-ion battery, a batt…DRIVE·Jun 4·2 min readFollowG01R31/3865ZHEJIANG HANGKE TECH INCORPORATED COMPANY [CN]
METHOD FOR MANUFACTURING SECONDARY BATTERYThe present invention relates to a method for manufacturing a secondary battery comprising: a formation step for charging an assembled secondary battery to an SOC of 45% to 65%; an aging step for agin…DRIVE·Feb 26·2 min readFollowG01R31/3865LG ENERGY SOLUTION LTD [KR]
BATTERY SEPARATORS AND METHODS FOR TESTING THE SAMEDisclosed herein are new or improved method for measuring battery separators that are more suitable for modern battery separators and may more accurately predict performance in the battery. Also discl…DRIVE·Jan 9·1 min readFollowG01R31/3865Celgard, LLC
BATTERY MOCK-UP SAMPLES INCLUDING LITHIUM METAL OR LITHIUM MIMIC METAL FOR ELECTROMAGNETIC TESTING IN AMBIENT CONDITIONSA method for validating non-destructive, electromagnetic methods in atmospheric conditions of a battery cell intended to include a lithium metal layer includes selecting a lithium mimic metal layer to…DRIVE·Jul 11·1 min readFollowG01R31/3865GM GLOBAL TECHNOLOGY OPERATIONS LLC
METHOD OF EVALUATING POWER STORAGE DEVICE, METHOD OF MANUFACTURING POWER STORAGE DEVICE, AND TEST SYSTEMA method of evaluating an all-solid-state battery includes preparing the all-solid-state battery. A charge level of the all-solid-state battery is adjusted to produce a first potential difference betw…DRIVE·Jul 4·1 min readFollowG01R31/3865TOYOTA JIDOSHA KABUSHIKI KAISHA
METHOD OF PRODUCING ALL-SOLID-STATE BATTERYA method of producing an all-solid-state battery includes forming an insulating layer-attached stack unit including an insulating layer and a stack unit that includes a positive electrode layer, a sol…DRIVE·May 2·1 min readFollowG01R31/3865TOYOTA JIDOSHA KABUSHIKI KAISHA
BATTERY MOCK-UP SAMPLES INCLUDING LITHIUM METAL OR LITHIUM MIMIC METAL FOR ELECTROMAGNETIC TESTING IN AMBIENT CONDITIONSA method for validating non-destructive, electromagnetic methods in atmospheric conditions of a battery cell intended to include a lithium metal layer includes selecting a lithium mimic metal layer to…DRIVE·Apr 25·1 min readFollowG01R31/3865GM GLOBAL TECHNOLOGY OPERATIONS LLC
Method of Evaluating Power Storage Device, Method of Manufacturing Power Storage Device, and Test SystemA method of evaluating a power storage device includes at least [a] to [f] below. [a] A power storage device is prepared. [b] A charge level of the power storage device is adjusted to produce a first …DRIVE·Jul 27·2 min readFollowG01R31/3865TOYOTA JIDOSHA KABUSHIKI KAISHA
INSPECTION EQUIPMENT FOR INSPECTING SECONDARY BATTERY CELLAn inspection system for inspecting a secondary battery cell is generally described. An example inspection system includes a thickness measurement unit, an electrical characteristics measurement unit,…DRIVE·May 25·1 min readFollowG01R31/3865YHT Co., Ltd.
METHOD FOR DETECTING LOW VOLTAGE BATTERY CELLThe present technology provides a method of detecting a battery cell having a low voltage defect, including: setting a reference time point when a voltage of a battery is stabilized after a shipping c…DRIVE·Mar 16·2 min readFollowG01R31/3865LG ENERGY SOLUTION, LTD.
BATTERY CELL JIG INCLUDING FILM-TYPE PRESSURE SENSOR, AND METHOD FOR MEASURING SWELLING OF BATTERY CELLThe present technology relates to a battery cell jig including film-type pressure sensors, and a method of measuring a swelling of a battery cell using the same. According to the present invention, by…DRIVE·Feb 9·1 min readFollowG01R31/3865LG ENERGY SOLUTION, LTD.
METHODS AND SYSTEMS FOR BATTERY FORMATIONDisclosed are methods, systems, and devices for battery formation. A first set of pulses, having a first frequency, and that carry a net zero charge, are applied to a battery. After the first set of p…DRIVE·Dec 8·1 min readFollowG01R31/3865Gbatteries Energy Canada Inc.
DEVICE AND METHOD FOR MEASURING RESISTANCE OF PRESSURIZED SEPARATORThe present invention relates to a device and method which can measure, in real time, the resistance, depending on pressure changes, of a separator that is immersed in an electrolyte, and enables anal…DRIVE·Sep 29·1 min readFollowG01R31/3865LG CHEM, LTD.
BATTERY FORMATION/TESTINGTechniques for controlling a current of a battery cell during formation and/or testing are described. A current sensor is used to measure the current of the battery cell, which is used as a feedback s…DRIVE·Mar 31·1 min readFollowG01R31/3865Analog Devices International Unlimited Company
METHOD OF PRODUCING ALL-SOLID-STATE BATTERYA method of producing an all-solid-state battery includes forming an insulating layer-attached stack unit including an insulating layer and a stack unit that includes a positive electrode layer, a sol…DRIVE·Jan 20·1 min readFollowG01R31/3865Toyota Jidosha Kabushiki Kaisha
METHOD OF EVALUATING POWER STORAGE DEVICE, METHOD OF MANUFACTURING POWER STORAGE DEVICE, AND TEST SYSTEMA method of evaluating a power storage device includes at least [a] to [f] below. [a] A power storage device is prepared. [b] A charge level of the power storage device is adjusted to produce a first …DRIVE·Jul 22·2 min readFollowG01R31/3865TOYOTA JIDOSHA KABUSHIKI KAISHA
TEST METHOD AND MANUFACTURING METHOD FOR ELECTRICAL STORAGE DEVICEBy a first energization process of applying a voltage with the power supply to cause a current for charging the electrical storage device to flow through the circuit and a second energization process …DRIVE·Jun 10·1 min readFollowG01R31/3865TOYOTA JIDOSHA KABUSHIKI KAISHA
Short circuit inspection method for battery and method of manufacturing batteriesIn a method of inspecting batteries for short circuit failures, an electrode plate group (1) composed of positive and negative electrode plates (2, 3) with intervening separators (4) interposed thereb…DRIVE·Sep 5·1 min readFollowG01R31/3865MATSUSHITA ELECTRIC INDUSTRIAL CO LTD [JP]
