发明名称 Tornado type wind turbines
摘要 A tornado type wind turbine has a vertically disposed wind collecting tower with spaced apart inner and outer walls and a central bore. The upper end of the tower is open while the lower end of the structure is in communication with a wind intake chamber. An opening in the wind chamber is positioned over a turbine which is in driving communication with an electrical generator. An opening between the inner and outer walls at the lower end of the tower permits radially flowing air to enter the space between the inner and outer walls while a vertically disposed opening in the wind collecting tower permits tangentially flowing air to enter the central bore. A porous portion of the inner wall permits the radially flowing air to interact with the tangentially flowing air so as to create an intensified vortex flow which exits out of the top opening of the tower so as to create a low pressure core and thus draw air through the opening of the wind intake chamber so as to drive the turbine.
申请公布号 US4452562(A) 申请公布日期 1984.06.05
申请号 US19830492464 申请日期 1983.05.06
申请人 IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC. 发明人 HSU, CHENG-TING
分类号 F03D1/04;(IPC1-7):F03D3/04 主分类号 F03D1/04
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