Grid

Enabling EVs as energy exporters

Ricardo has developed a highly integrated bidirectional DC/DC converter and on-board charger (OBC) for use in passenger vehicles that allows EVs to export energy to the grid. As of writing, EVs have separate components to perform the...

Grid

Standardisation for use of SiC

Two new JEDEC standards are aiming to help developers use silicon carbide (SiC) switches. The standards from the JEDEC Solid State Technology Association are JEP203: Guideline for Short Circuit Evaluation in Power Conversion Transistors...

Grid

New design for heavy-duty e-motors

Researchers in the US have developed a new heavy-duty electric motor drive design for aircraft, ships and trucks. The design, developed at the Oak Ridge National Laboratory (ORNL), uses two inversely synchronised inverters...

Grid

Hybrid-electric integration with the LEIA project

Airbus is integrating the elements of a hybrid-electric non-propulsive energy architecture ready for ground testing. The Large Scale Integration Demonstrator of Hybrid Electrical Architecture (LEIA) project is developing high-voltage power systems...

Grid

Keeping cool on the move

Nivalis Energy Europe has developed a solar-powered system and an e-axle system for refrigerated trucks to keep produce cool. “We have developed a battery system with an optional e-axle that is harvesting the power...

Grid

New design for low-cost axial motors

Beyond Motors is developing a new version of its axial motor that is designed for lower-cost production. The company currently has three standard sizes from 70 to 430 kW and can also stack those single models into double or triple...

Grid

GaN tech for next-era HV power systems

Power Integrations has developed a gallium nitride (GaN) technology that operates up to 2200 V for high-power motor inverters and megawatt charging systems. The design of the new device allows for a higher...

Grid

Compression pads to extend battery performance

Saint-Gobain researchers have developed predictive models for accurately forecasting the mechanical behaviour of compression pads in battery packs. Lithium-ion cells exhibit expansion and contraction during charge and discharge...

Grid

Lighter, more efficient motor for aviation propulsion

Researchers in Scotland have demonstrated a 100 kW fully superconducting axial flux motor for aviation. The prototype system was created by the Applied Superconductivity Laboratory (ASL) at the University of Strathclyde in Glasgow...

Grid

Chip monitors battery state of health

Texas Instruments (TI) has developed a 28 channel battery management chip with electrochemical impedance spectroscopy (EIS) to monitor state of health. “One issue is lack of visibility into the battery cell and engineers have long struggled...