HYDROELECTRIC GENERATOR DEVICE

摘要

This hydroelectric generator device (10) is provided with: a casing (5); a runner (3) having a plurality of runner vanes (31) arranged annularly centered around a hydraulic turbine shaft (H); a stationary boss (41) positioned/affixed relative to the casing (5); a plurality of guide vanes (42) provided to the outer peripheral side of the stationary boss (41) at the upstream side of the runner vanes (31); a plurality of rotating vanes (44) provided to the upstream side of the plurality of guide vanes (42); a rotor (field magnet (34)) provided to the runner (3); and a stator (armature (2)) provided directly or indirectly to the casing (5).