Improving energy conversion processes

(Phys.org) —Renewable energy sources such as wind-powered generators can be more reliable and efficient by better controlling the process of getting electricity onto the power grid, according to a United States patent based ...

Enhanced power transmission for HVDC

Siemens is researching new technology to enhance the efficiency of high-voltage direct-current transmission (HVDCT). This minimizes losses during power transmission and is one of the key technologies required to make better ...

Shifting winds in turbine arrays

Researchers modeling how changes in air flow patterns affect wind turbines' output power have found that the wind can supply energy from an unexpected direction: below.

Siemens appoints board replacement for Ackermann

German engineering company Siemens is appointing the co-CEO of business software maker SAP to its board of directors to replace Josef Ackermann, who resigned in the wake of the board's decision to push out chief executive ...

Clean energy least costly to power America's electricity needs

It's less costly to get electricity from wind turbines and solar panels than coal-fired power plants when climate change costs and other health impacts are factored in, according to a new study published in Springer's Journal ...

German energy giants pull plug on conventional power

German power company RWE is shutting six domestic plants and rival E.ON is threatening to relocate to Turkey as the sector tots up the cost of the government's energy policy turnaround.

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