An increase in bed temperature on gasification of dual reactor fluidized bed I Nyoman Suprapta Winaya, I Ketut Gede Wirawan, I Wayan Arya Darma, I Putu Lokantara and Rukmi Sari Hartati E3S Web Conf., 67 (2018) 02059 Published online: 26 November 2018 DOI: 10.1051/e3sconf/20186702059