Empirical base solar reflective array accumulator design simulator Budhy Setiawan, Riska Nur Wakidah, P Raden Edy, D Annisa Maulidia, Yulianto Yulianto and Widjanarko Widjanarko MATEC Web Conf., 197 (2018) 11017 Published online: 12 September 2018 DOI: 10.1051/matecconf/201819711017