Photovoltaic Concentrator Systems Facing the Problems of Commercialization

After 30 years of concentrator development and practically no one industrial nor commercial activities the PVC market seems ready to start and to grow fast due to feed in tariff laws approved in several sunny countries, as Spain and Italy. The lack of official qualification normative should not allow commercializing unproven technologies. Responsible commercialization requires asking manufacturers a set of minimum requisites before contracting and installing new power plants. In this paper an historical revision of PVC past and lost opportunities is combined with a portrait of the new clients and a description, as example, of a PVC power plant call for tenders including contracting conditions