The biennial competition, now in its fourth year, recognises innovative and creative applications for energy supply solutions, and is open to entries from companies all over the world. The closing date for entries is 15th February 2014. To enter, please visit:  igus.co.uk/vector

The winners will receive prize money of up to €5000 euros (£4220), with an official award ceremony held at the Hanover Trade Fair in April 2014.