Engineering

A medium-voltage string inverter for photovoltaics

The Fraunhofer Institute for Solar Energy Systems ISE has developed and successfully commissioned the world's first medium-voltage string inverter for large-scale power plants. By feeding power into the medium-voltage grid, ...

Electronics & Semiconductors

Enabling battery-powered silicon chips to work faster and longer

A team of researchers from NUS have invented a novel class of reconfiguration techniques that adaptively extends both the minimum power consumption and the maximum performance of digital circuits, well beyond common voltage ...

Energy & Green Tech

Something from nothing: Using waste heat to power electronics

Collecting energy from environmental waste heat such as that lost from the human body is an attractive prospect to power small electronics sustainably. A thermocell is a type of energy-harvesting device that converts environmental ...

Energy & Green Tech

Study proposes new method for screening retired batteries

In recent years, the sales of electric vehicles have experienced remarkable growth in many countries, largely due to the high energy density and low self-discharge characteristics of lithium-ion batteries. However, the safe ...

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