Lg Chem, Ltd

Lg Energy Solution, Ltd.

Lucky Limited

Korea Institute of Geoscience and Mineral Resources

Rpm Tech Co., Ltd.

Korea Institute of Geoscience and Mineral Resources (kigam)

Jae C Lee

Jong Kuk Choi

Jong S Sa

Jae Soon Bae

Jin H Cho

Chang Bog Lee

Sung J Jo

In B Jhung

Kong Kyeom Kim

Jun Gi Jang

Tae H Heo

In B Chung

Byoung W Suh

Dong Hoon Lee

Seokhee Yoon

Dae Woong Lee

Hyeon Jin Song

Sehwan Son

Youn-Gu Lee

Jieun Kim

Byung-Su Kim

Jin Ki Jeong

Doyun Shin

Sung Gap Im

Ji Eun Kim

Ki Young Lee

Sang Young Jeon

Min Soo Kang

Hyun Min Lee

Yeon Hwan Kim

Byung Sun Jeon

Wook Dong Cho

Jae Min Yoo

Ho Sang Kwon

Soo Bok Jeong

Doyul Kim

Sung Won Kim

Kyung Jik Kim

Hee Goo Sim

Kang-In Rhee

Byoung Hoo Rho

Mun Su Bok

Po Young Kim

Keum Mo Kim

Dae Gon Kim

Manis Kumar Jha

Dong Hyo Yang

A secondary battery includes: an electrode assembly; a sheet-type exterior configured to accommodate the electrode assembly; and a plurality of temperature sensing parts provided adjacent to the exterior to sense a temperature of a plurality of areas, respectively, of the exterior, wherein at least one of the plurality of temperature sensing parts includes: a positive temperature coefficient (PTC) element; and a negative temperature coefficient (NTC) element.

Secondary battery and battery module having the same

An energy storage system (ESS) including a plurality of battery modules and a battery protection unit, the battery protection unit includes a microcontroller (MCU) for controlling charge and discharge of the ESS, a first main contactor and a second main contactor connecting or disconnecting between the plurality of battery modules and an output terminal of the ESS under control of the MCU, and a disconnector disposed between the first main contactor and the second main contactor and connecting or disconnecting the plurality of battery modules, the first main contactor, and the second main contactor, the first main contactor and the second main contactor are turned on or off, by the MCU, depending on whether a predetermined voltage is applied.

Device and method for blocking current using disconnector

A battery module and an energy storage device including a battery rack including a plurality of battery modules, and a rack fuse cutting off a circuit when an overcurrent occurs in the battery rack, each of the plurality of battery modules includes a battery cell and a module fuse that cuts off a circuit when an overcurrent occurs in the battery module, the module fuse has a voltage specification capable of corresponding to an output voltage of the battery rack, and has a short circuit specification lower than a short circuit specification of the rack fuse.

Battery module and energy storage device

An integrated switching device in which a contactor unit which is capable of controlling a continuity state of an electric circuit, a blocking unit which is capable of cutting a contactor and blocking a current when abnormality is generated in the contactor or a current having a size exceeding a permitted current range of the contactor is generated, and a current measuring unit which is capable of measuring a current by using shunt resistor are integrated into one device, thereby performing various functions only with one device.

Integrated switching device, and battery monitoring and protecting system including integrated switching device

A secondary battery includes: a plurality of temperature sensing units that is in close contact with an exterior and senses a temperature of respective areas of the exterior; and an insulating film defining an outer surface of the exterior and having electrical insulation, wherein one or more of the plurality of temperature sensing units include: a positive temperature coefficient element; and a negative temperature coefficient element, and the plurality of temperature sensing units are covered by the insulating film. A method for manufacturing the secondary battery, and a battery module are also provided.

Secondary battery, method for manufacturing the secondary battery, and battery module including the secondary battery

A fuse control system and method using a defective mode detection, in which an overcurrent protective fuse and a signal fuse capable of performing a function under various conditions in order to protect a circuit are integrated. Thus, it is possible to protect the circuit even in states such as overvoltage, a high temperature, a low temperature, and other dangerous states in addition to an overcurrent state and a short-circuited state. In addition, it is possible to reduce a wide design space and design cost which result from various kinds of fuses being used in series, and to simplify a circuit configuration. Consequently, since circuit resistance is reduced, it is possible to have a positive influence on a battery.

Fuse control system and method using defective mode detection

Discussed are various embodiments of a system and a method of managing a standard component, and more particularly, a system and a method of managing a standard component, which are capable of periodically updating a plurality of standard components in order to intensively use a small number of good components in a component group including a plurality of standard components, and measuring and managing a number of the plurality of standard components.

Standard parts management system and method

The present invention relates to a system for protecting a battery, and to a battery protecting system, which obtains state information of a battery through two different state obtaining units and diagnoses whether the battery has a problem based on the two elements of state information obtained through the two state obtaining units and reference state information, thereby more certainly diagnosing a state of the battery and stably protecting a load from the battery in the problem state.

Battery protection system and method

Disclosed is a method for estimating a state of charge (SOC) of a secondary battery using a full charge capacity (FCC) of the battery, the method including (S1) measuring voltage and current of the battery, (S2) calculating the FCC using a voltage change and a current integral of the battery during a specific time, (S3) estimating a time remaining until the battery is fully discharged using the calculated FCC and the measured voltage and current to calculate a self-discharge rate, (S4) calculating a capacity deterioration rate of each charge cycle of the battery, and (S5) applying the calculated self-discharge rate and the calculated capacity deterioration rate to estimate the SOC of the battery.

Method and system for estimating state of charge of battery

Disclosed herein is a switching board having switching elements for temperature measurement mounted on a printed circuit board (PCB) having a circuit electrically connected to a unit cell constituting a battery module, the switching board including an upper board having a pair of switching elements, a temperature detection element, and one or more vertical through holes, the switching elements being electrically connected to the circuit, the temperature detection element and the vertical through holes being disposed between the switching elements, and a lower board having a heating pad at a position corresponding to the vertical through holes and the temperature detection element.

Switching board of novel structure, and battery module containing the same

The present invention provides a method of separating and recovering iron from a waste non-ferrous slag, generated in a process for smelting of non-ferrous metals, including copper, zinc and lead, in which a reducing agent and a reaction catalyst are added to the crushed waste non-ferrous slag, and the mixture is subjected to a reduction reaction, thereby converting amorphous iron oxides, bound to alumina, calcium oxide, magnesium oxide, silica, and the like in the waste non-ferrous slag, to crystalline iron (Fe) and iron carbide (FeC); the resulting material is crushed to separate iron and iron carbide obtained by the reduction reaction from components such as alumina, calcium oxide, magnesium oxide, silica, and the like; the crushed material is separated into fractions by particle size; and the fractions are subjected to wet magnetic separation and dry magnetic separation to separate and recover magnetic iron concentrates from the fractions.

Method of separating and recovering iron from waste non-ferrous slag discharged from process for smelting of non-ferrous metals, including copper, zinc and lead by physical and chemical separation technique

The present invention relates to a new binaphthalene derivative, a preparation method thereof, and an organic electronic device using the same. The binaphthalene derivative according to the present invention can perform functions of hole injection and transportation, electron injection and transportation, or light emission in an organic electronic device including an organic light-emitting device, and the device according to the present invention has excellent characteristics in terms of efficiency, drive voltage and stability, and in particular excellent effects such as a low voltage and a long life time.

Binaphthalene derivatives, preparation method thereof and organic electronic device using the same

The present invention relates to a method of concentrating and recovering precious metals from waste mobile phone PCBs and spent automotive catalysts using waste nonferrous slag, in which precious metals such as gold, silver, platinum, palladium or rhodium can be concentrated and recovered by simultaneously treating different industrial wastes, including waste nonferrous slag, waste mobile phone PCBs and spent automotive catalysts, and industrial waste can be recycled as resources. According to the present invention, it is possible to maximize the utilization ratio of precious metal resources that totally depend on the import in terms of the domestic situation of a poor-natural resources country. In addition, the industrial waste can widely be utilized for the recovery of precious metals in the fields of household appliance recycling and electronic part manufacture, and the recycling of industrial by-products discharged in the field of non-ferrous refinery.

Method for concentrating and recovering precious metals from spent mobile phone PCBS and spent auto-catalysts using waste nonferrous slag

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Daejeon, South Korea

Jae C Lee