2024 Capability Portfolio Digital | Page 65

Clean Energy Capability Portfolio | Storage Technologies

Competitive Advantage

• A range of technologies from low-cost cell balancing technologies to complex management systems that utilise ultra-low power IoT / wireless technologies – simplify the collection of cell parameters and control the cell charge ( e . g ., using novel DC-DC converter technologies )
• A high-power density DC-DC converter technology that decreases the size and volume of the battery management system
• An IoT / wireless interface that decreases the complexity of the system , improving reliability and security
• Ability to provide lab-scale development with interface capability up to 50 kVA

Impact

• Development of advanced BMS technologies that improve safety , reliability and lifetime , while ensuring cell performance at optimum levels
• Direct AC linked hybrid ( battery / ultracapacitor ) energy storage system with second order harmonic current reduction
• Temperature monitoring system for ultracapacitor strings using a limited number of temperature sensors

Capabilities and Facilities

• Hardware-in-loop simulation for rapid assessment of control techniques
• Hardware testing capability up to 50kVA , 1kV , 400A
• Arbin Instruments battery tester , Cadex C8000 battery testing system with a load capture unit , Hioki battery simulator , GAMRY Model REF3000 potentiostat , LiBa WorkStation , TempEvent temperature chamber with the EUCAR 5 level capability
• Prototypes of active and passive balancers , hybrid ( battery / ultracapacitor ) energy storage system , and reconfigurable power converter

More Information

Professor John Fletcher School of Electrical Engineering and Telecommunications T : + 61 2 9385 6007 E : john . fletcher @ unsw . edu . au
Dr Branislav Hredzak School of Electrical Engineering and Telecommunications T : + 61 2 9385 4895 E : b . hredzak @ unsw . edu . au

Successful Applications

Our Collaborators

• RST Projects
• Solar car battery management systems
• Taipei Locomotives
• Pipeline pigging applications
• BenAn Energy
• BMS systems for traction drives
• Dovetail Electric Aviation
• Prototypes of active and passive balancing systems for various battery chemistries
• Distributed cooperative balancing system for reconfigurable battery systems
• Dante Aeronautical
• LAVO / Providence
• Master Instruments
• Modular multilevel battery storage system with second order harmonic current reduction

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