Abstract: The nonlinear ac-dc composite electric field in the winding area of the converter transformer was studied by considering the frequency and temperature dependence of the insulation materials ...

Old TVs have a way of sticking around long after they've outlived their purpose. They sit in garages, basements, and spare rooms, gathering dust while newer screens take their place. Experts at 4thbin ...

Düsseldorf, Germany — Applying polyurethane to a composite structure is not new, but Germany's Hennecke Group has helped make a novel application that floats — literally. Visitors to the company's ...