Turbomachine blade mounting system

摘要

Embodiments of the present disclosure include a system having a turbine blade segment having a blade and a mounting segment coupled to the blade, wherein the mounting segment has a multi-piece assembly configured to mount in a radial direction into a slot of a turbomachine rotor.

主权项

1. A system, comprising:
a turbomachine rotor comprising a slot; and a turbomachine blade mounting segment having first and second configurations, wherein the first configuration is configured to tangentially insert in a radial direction into the slot of the turbomachine rotor, and the second configuration is configured to expand relative to the first configuration to retain the turbomachine blade mounting segment in the slot, wherein the turbomachine blade mounting segment comprises a first dovetail segment, a second dovetail segment, a captured spreader piece, and a cover portion having a retention feature, the cover portion is configured to couple the first dovetail segment, the second dovetail segment, and the captured spreader piece to one another, and the first dovetail segment, the second dovetail segment, and the captured spreader piece are each configured to be individually inserted in the radial direction into the slot, and at least one portion of the turbomachine blade mounting segment is integrally formed with a turbomachine blade configured to be coupled to the turbomachine rotor by the turbomachine blade mounting segment.