초록 ▼

A turbine blade includes at least two blade segments. Each blade segment includes first and second shells joined together, a base region, at least one joint region including a mating face. Each of the first and second shells includes an outer skin, a base spar cap attached to an inner surface of the

A turbine blade includes at least two blade segments. Each blade segment includes first and second shells joined together, a base region, at least one joint region including a mating face. Each of the first and second shells includes an outer skin, a base spar cap attached to an inner surface of the outer skin in the base region, a joint spar cap attached to the inner surface of the outer skin in the joint region and adjacent to at least a portion of the base spar cap. The joint spar cap includes holes in the mating face of the joint region. The turbine blade further includes fasteners within the holes for securing the at least two blade segments together.

대표청구항 ▼

The invention claimed is: 1. A turbine blade comprising:at least two blade segments, each blade segment comprising first and second shells joined together, a base region, at least one joint region including a mating face, each of the first and second shells further comprising:an outer skin;a base sp

The invention claimed is: 1. A turbine blade comprising:at least two blade segments, each blade segment comprising first and second shells joined together, a base region, at least one joint region including a mating face, each of the first and second shells further comprising:an outer skin;a base spar cap attached to an inner surface of the outer skin in the base region;a joint spar cap attached to the inner surface of the outer skin in the joint region and adjacent to at least a portion of the base spar cap, wherein the joint spar cap includes holes in the mating face of the joint region; andfasteners within the holes securing the at least two blade segments together.