The Plataforma Solar de Almería ( PSA ) , part of the Center for Energy , Environment and Technological Research ( CIEMAT ) , is a center for research , development , and testing of concentrating solar power technologies .
The Plataforma Solar de Almería ( PSA ) in Spain , part of the Center for Energy , Environment and Technological Research ( CIEMAT ) , is the largest center for research , development , and testing of concentrating solar technologies in Europe .