The Analysis of Diameter Expansion and Connection Angle Variations Effects In Hyropower Penstock Pipe Bend on Pressure Drop Using Computational Fluid Dynamics Simulation. Jurnal Vokasi Mekanika, [S. l.], v. 8, n. 2, p. 119–131, 2026. DOI: 10.24036/wb52b413. Disponível em: http://vomek.ppj.unp.ac.id/index.php/vomek/article/view/953. Acesso em: 22 jul. 2026.