31 July 2003 – Siemens Power Transmission and Distribution (PTD), Erlangen, Germany, has developed new control and protection technology for high-voltage direct current (HVDC) transmission systems.

ABB has been selected by the Public Service Company of New Mexico (PNM) to upgrade the control and the valve cooling systems of their existing ABB HVDC (High Voltage Direct Current) system delivered ...

The extra-high-voltage transmission systems in Japan are interconnected to ensure efficient operation and provide mutual power transfer when needed at peak demand. The power frequency of the ...

GE Vernova's Electrification Systems business will refurbish a back-to-back high-voltage direct-current (HVDC) link in India.

DC fans are called upon by engineers in many situations and applications to provide forced-air convection cooling. Thanks to their widespread use, they are relatively easy to understand and can be ...