dv/dt: The rate of change of voltage over time, which can create stress on insulation materials in electrical systems. Corona Discharge: A process where a current flows from an electrode through ...

In this work, a streamer model is developed to analyze the effects of space charge on the onset voltage and electric field of DC corona discharge. Meanwhile, space charge density measured by sound ...

Corona discharge is a common phenomenon in power transmission lines external insulation, and it may cause serious defect if without effective detection. The ultraviolet (UV) imagery technology has ...

With the acute phase of the Covid-19 pandemic fading even as the coronavirus persists and evolves, a new normal is taking shape around the world. But there have been plenty of other illnesses to ...

Abstract: New energy vehicle drive motors are developing in the direction of high specific power, high voltage and high frequency pulse-width modulation, which puts forward higher requirements on the ...

While it may take months to fully assess the property damage, inspections are already underway. Preliminary maps from Los Angeles County are now available, showing building-by-building damage ...

Since Los Angeles’ unprecedented January firestorms, the Eaton and Palisades fires have consumed nearly 40,000 acres of homes, businesses and landmarks in Altadena and Pacific Palisades and have ...

The Los Angeles wildfires of 2025 have left incredible devastation in their wakes. Although official damage assessments are still ongoing, the California Department of Forestry and Fire Protection ...