Invention Grant
US09534580B2 Fluid turbine blade with torsionally compliant skin and method of providing the same 有权
具有扭曲兼容皮肤的流体涡轮叶片及其提供方法

Fluid turbine blade with torsionally compliant skin and method of providing the same
Abstract:
A fluid turbine blade and method of fabrication are provided. The fluid turbine blade includes a centrally disposed longitudinal spar having a substantially circumferential cross section. The fluid turbine blade also includes at least one chord stiffener coupled to the longitudinal spar. The fluid turbine blade further includes a torsionally compliant segmented skin coupled to the at least one chord stiffener. The centrally disposed longitudinal spar and the torsionally compliant segmented skin are functionally decoupled to relieve the torsionally compliant segmented skin of one or more of a flapwise load condition, an edgewise load condition and a torsional load condition.
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