Calculation of geometric dimensions and hydrodynamic characteristics of venturi pipes of a self-draining solar circuitMa'murjon Ismoilov, Gulmira Obidova, Muqaddamxon Juraeva, Azimjon Meliqo'ziev, Dildora Maxkamova and Maxbuba Toshpo'latovaE3S Web of Conf., 508 (2024) 06002DOI: https://doi.org/10.1051/e3sconf/202450806002