Remote areas such as islands, rural regions in Africa, agro-food industries in the middle of nowhere or even some large city centers in developing countries often face a major challenge to get access to a cheap and reliable source of electricity. To date, most of them rely on diesel generators or heavy fuel engines. Now that recent competitive business cases are arising from miscellaneous renewable energy technologies together with an ever longer period of high volatility in oil price, we can observe growing concerns from governments, industries, touristic sector and even some local communities to progressively change their opinion on the energy mix. There are now serious alternatives worth considering