Certifications & Awards
Company
Awards
2020 Digital Innovation Award Winner
- Category: ESS Safety Management
- ESS safety securing technology linked to battery/PCS/EMS
- This technology can be widely applied to batteries for E-Mobility and medical devices, as it detects signs of battery problems and takes measures in advance.
Certifications
Obtained more than 20 Korean and international certifications
- UN 38.3
- IEC 62133
- KC 62133
- KBIA 10104
- UL 2271
- Ministry of Land, Infrastructure and Transport Safety Certification
Obtained more than 20 Korean and international certifications
- UN 38.3
- IEC 62133
- KC 62133
- KBIA 10104
- UL 2271
- Ministry of Land, Infrastructure and Transport Safety Certification
Patents
Battery Management System
Registration 10-1902308 (2018-09-19)
- A device that measures the voltage of a battery by the amount of light to determine whether the cell is abnormal
- Measures the voltage of a battery by the amount of light to determine whether there is an abnormality, and simultaneously controls cell balancing using a photocoupler
- Since no dark current flows, leakage is prevented and the life of the battery can be extended
Battery Module
Registration 10-2260973 (2021-05-31)
- Various design improvements of holders that make up battery modules
- Development of holders with various functions such as expanding manufacturing ease during battery module manufacturing, improving accuracy through sensor fixation, realizing module miniaturization through support and fixation, securing flexibility for minute differences in cell size, design expandability through introduction of key inserts, short-circuit prevention, and heat dissipation optimization
Energy Storage System
Registration 10-2345354 (2021-12-27)
- ESS internal devices monitor each other's status to detect abnormal conditions
- BMS, PCS, and PMS can detect and control each other's status
- Even in an uncontrollable situation due to a failure of a specific device, it is possible to control it, so safety accidents and follow-up measures are possible
Abnormal condition pre-detection system using battery temperature data
Registration 10-2400450 (2022-05-17)
- Detect abnormal conditions using battery temperature data
- Measure temperature deviation between each battery cell, temperature change, and temperature deviation over time, compare with reference values, and send action signals
- Detect abnormal battery conditions in advance to improve the safety of the battery system
Battery pack stability pre-detection system
Registration 10-2551948 (2023-07-02)
- Based on the distance measured by the distance measuring device, the presence or absence of swelling of the battery pack is determined
- Safety detection device that controls the voltage level supplied to the battery pack according to the degree of swelling of the battery pack
- Implemented to prevent damage to the battery pack by controlling the power supplied to the battery pack through a safety pre-inspection of the battery pack
Abnormal condition pre-detection system using battery voltage data
Registration 10-2553037 (2023-07-04)
- Detect abnormal conditions using battery voltage data
- Compare voltage deviation between each battery cell, voltage change, and voltage deviation over time with the measurement reference value and send an action signal
- Detect abnormal battery conditions in advance to improve the safety of the battery system
A current collector capable of high current charging and discharging
Registration 10-2562858 (2023-07-30)
- Improved adhesion between polymer battery leads and busbars through home processing
- Implemented to reduce heat generation that may occur when using high currents through reduced resistance
Abnormal condition pre-detection system using battery voltage data and temperature data
Application(PCT) KR2020/012491 (2020-09-16)
- Patent filed as PCT by merging 2 patents
- Detects abnormal conditions using both battery temperature and voltage data
- Measures temperature and voltage deviation between each battery cell, temperature and voltage changes, and temperature and voltage deviation over time, compares them with reference values, and then sends an action signal
- A system that improves the safety of the battery system by detecting abnormal conditions of the battery in advance
Battery pack with improved cooling performance
Application 10-2022-0184592 (2022-12-26)
- Battery pack with improved cooling performance
- One or more heat sinks are positioned between the battery cells and the heat sinks are implemented at a high height compared to the battery cells
- The heat sinks are positioned so that they contact the widest surface of the battery cells
- The battery pack is physically and thermally coupled through a bridge connection between the heat sinks
Battery system and its driving method
Application 10-2023-0012296 (2023-01-31)
- Share voltage and temperature of parallel connected packs
- Sort and group the voltages of battery packs in descending order
- Calculate SOC and number of battery pack groups
- Drive battery pack groups sequentially and repeat driving using calculated values
