Patent ID: 8601805
Filing Date: 2013-12-10
Classification: F03C,F03D,F04B,F05B,Y02E,Y02P

Abstract:
1. A power generating apparatus of renewable energy type which generates power from renewable energy, the apparatus comprising: a tower; a nacelle which is provided at an end part of the tower; a main shaft which is housed in the nacelle and rotates with a blade; a hydraulic pump which is housed in the nacelle and is connected to the main shaft; a hydraulic motor which is driven by operating oil supplied from the hydraulic pump; a generator which is connected to the hydraulic motor; and a piping which is provided between the hydraulic pump and the hydraulic motor to circulate the operating oil, wherein the hydraulic motor is housed in at least one of the nacelle and an end part of the tower, wherein the generator is housed in at least one of the nacelle and the end part of the tower, and wherein at least one of the hydraulic motor and the generator is housed in the nacelle and arranged in a space excluding an area between: the main shaft and the hydraulic pump; and a rear end wall surface of a wall of the nacelle, the rear end wall surface being on a side farther from the blade.