Engineering news

Engineering

A new light on arc-faults: Enhancing electrical fire safety

An arc-fault is an electrical discharge between two conductors due to poor contact. These discharges cause sparks that can reach temperatures as high as 1000 degrees Celsius, making them one of the major causes of electrical ...

Engineering

Bubble simulation: Model improves prediction of cavitation nuclei

Small gas bubbles that form and collapse in a liquid—a process known as cavitation—can cause big problems for equipment like ship propellers. Imploding bubbles create noise and vibration, interfering with acoustic sensors, ...

Engineering

Hurricanes and power grids: Eliminating large-scale outages with a new approach

Large scale-power outages caused by tropical cyclones can be prevented almost entirely if a small but critical set of power lines is protected against storm damages, a new study published in Nature Energy finds. Scientists ...

Engineering

A digital twin for flexible parcel postage

Non-rigid postal items with flexible packagings—such as poly bags—pose problems for logistics companies during automatic sorting. Thanks to modern simulation methods, there is now a widely applicable solution.

Engineering

Researchers create new compound to build space-age antennas

In a first-of-its-kind development, UBC Okanagan researchers, in collaboration with Drexel University, have created a new compound that can be used to 3D print telecommunication antennas and other connectivity devices. These ...

Engineering

Zero-emission ship nears finish of round-the-world voyage

A ship powered by renewable energy, including hydrogen produced onboard, is docked in the southeastern US state of Florida this week as it prepares to finish the last leg of a voyage around the world.

Engineering

A DVD-sized disk that can store 1 million movies

A team of photonic engineers affiliated with several institutions in China has developed a new type of optical DVD that is capable of holding up to a petabyte of data. The group used a new material to coat the DVDs and new ...

Engineering

AI-driven method helps improve quality assurance for wind turbines

An international collaboration between EPFL and the University of Glasgow has led to an advanced machine-learning algorithm to effectively detect concealed manufacturing defects in wind turbine composite blades—before turbines ...

Engineering

Adaptive smart glove can teach new physical skills

You've likely met someone who identifies as a visual or auditory learner, but others absorb knowledge through a different modality: touch. Being able to understand tactile interactions is especially important for tasks such ...

Engineering

Wind-powered Dutch ship sets sail for greener future

The world's first chemical tanker ship fitted with massive rigid aluminum "sails" has left Rotterdam, its owner hoping to plot a route to bringing down the shipping industry's huge carbon footprint.