COUNTER-ROTATING VERTICAL AXIS WIND TURBINE WITH DEFLECTOR AND VORTEX GENERATORS

• Main Authors: Peng, Hua Yi, Lam, Heung Fai
• Format: Patent
• Language: English
• Published: 31.05.2018
• Subjects: BLASTING; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; HEATING; INDEXING SCHEME RELATING TO MACHINES OR ENGINES OTHER THANNON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, TO WIND MOTORS,TO NON-POSITIVE DISPLACEMENT PUMPS, AND TO GENERATING COMBUSTIONPRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY; INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUSSUBCLASSES OF CLASSES F01-F04; LIGHTING; MACHINES OR ENGINES FOR LIQUIDS; MECHANICAL ENGINEERING; OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR; PRODUCING MECHANICAL POWER; REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGYGENERATION, TRANSMISSION OR DISTRIBUTION; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; WEAPONS; WIND MOTORS; WIND, SPRING WEIGHT AND MISCELLANEOUS MOTORS

A high efficiency vertical axis wind turbine (VAWT) comprising two counter-rotating rotors, each comprising a plurality of straight rotor blades. One rotor is placed on a first vertical axis and another rotor is placed on a second vertical axis. The first vertical axis and the second vertical axis a...