Thermodynamic and exergoeconomic evaluation of biothermogen h2 cogeneration plant integrating orc and kalina cyclesUkemeobong Enefiok Akpan, Fidelis Ibiang Abam and Henry Chukwuma KadurumbaE3S Web Conf., 684 (2026) 03006DOI: https://doi.org/10.1051/e3sconf/202668403006