Charging

Grid

Charging forward with polyphase

A polyphase wireless power transfer system has achieved a record 270 kW charging rate, writes Nick Flaherty. Researchers in the Power Electronics and Electric Machinery Lab at the Oak Ridge National Laboratory (ORNL) in the US successfully demonstrated the first 270 kW wireless power transfer to a Porsche Taycan at the end of a three year project with Volkswagen.

Grid

Reference design trio

Microchip Technology has developed three Reference Designs for different EV charger requirements, writes Nick Flaherty. These reference designs cover a Single-Phase AC Residential, a Three-Phase AC Commercial with Open Charge Point Protocol (OCPP) and System-on-Chip

Deep Insight

V2H & V2G bidirectional charging

Nick Flaherty reports on the latest innovations in bidirectional charging and their ageing effects on battery cells. Bidirectional charging allows energy to flow back and forth between an e-mobility platform such as an EV and other systems, whether that is the electricity grid, other electric equipment or even other vehicles.

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Advantech and Bureau Veritas talk EV charger security

Networked electric vehicle (EV) chargers are part of the burgeoning Internet of Things (IoT), which is connected to electricity grid infrastructure and the banking system through payment apps that handle sensitive personal and financial information.

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Milence and Power Electronics test MW charging system

Milence, a joint venture between Daimler Truck, Traton Group and Volvo Group have successfully tested a new Megawatt Charging System (MCS) solution with Power Electronics, a manufacturer of solar inverters for photovoltaic plants.

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Vector and AST offer plug-and-play DC meters charging solution

Software and charging controller manufacturer Vector and sensor specialist AST International are offering a joint solution for the development of DC charging stations, which ensures the compatibility of the communication protocols of the Vector vSECC (Supply Equipment Communication Controller) and the AST DC Meter.

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Nyobolt EV prototype takes ultra-fast charging onto the road

Nyobolt is taking its high-power density, fast-charging battery technology from the lab into the real world with its first EV prototype, a sportscar weighing just 1,250 kg, designed and engineered with Callum.

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Juice Technology rolls out bi-directional AC charging station

Bi-directional AC charging stations are expensive, so their development has been slow. The solutions that are available are often unwieldy and require additional devices such as dongles or adapters.

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theion wins third-party validation for ultra-fast charging and safe battery anode

Theion has announced a disruptive innovation in battery technology with its breakthrough anode chemistry. One of the biggest challenges of batteries using lithium metal foils on the anode is the formation of dendrites during fast charging and discharging, ultimately creating a safety risk.

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StoreDot and Polestar demo 10-min charge with Si-dominant cells

StoreDot, a manufacturer of extreme fast-charging (XFC) battery technology for electric vehicles (EVs), and Polestar, an electric performance car brand, have charged an EV in just 10 minutes. A 77 kWh battery pack, powered by StoreDot’s XFC high energy (300 Wh/kg) silicon-dominant battery cells, installed in a Polestar 5 prototype, was charged from 10% to 80% in less than 10 minutes.

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