Energy & Green Tech

The case for onboard carbon dioxide capture on long-range vehicles

When people talk about how to eliminate vehicles' carbon dioxide (CO2) emission, often the conversation often focuses on electrifying cars, trucks and buses. Yet cargo and tanker ships, which are responsible for 3% of all ...

Energy & Green Tech

Measuring photovoltaic performance indoors

As photovoltaic (PV) technology continues to progress, PV devices' applications in harvesting energy from indoor ambient light have become more realistic.

Energy & Green Tech

How to make lithium-ion batteries invincible

In our future electrified world, the demand for battery storage is projected to be enormous, reaching to upwards of 2 to 10 terawatt-hours (TWh) of annual battery production by 2030, from less than 0.5 TWh today. However, ...

Energy & Green Tech

Invention reduces risk of battery explosions

A deceptively simple sensor system developed at the U.S. Department of Energy's Pacific Northwest National Laboratory can prevent dangerous conditions from developing in outdoor battery cabinets.

Energy & Green Tech

The curtailment paradox in a high solar future

Rising penetrations of variable renewable energy (VRE) in power systems are expected to increase curtailment—the reduction of renewable energy delivered due to oversupply or lack of system flexibility. But while curtailment ...

Engineering

Big breakthrough for 'massless' energy storage

Researchers from Chalmers University of Technology have produced a structural battery that performs ten times better than all previous versions. It contains carbon fiber that serves simultaneously as an electrode, conductor, ...

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