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US 11,536,160 B2Granted
Steam turbine
AssigneeMitsubishi Heavy Industries Compressor Corporation
InventorTomoyuki Nishikawa
Life of this patent
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Abstract
A steam turbine includes a rotor that rotates about an axis, a casing that covers the rotor from an outer side in a radial direction with respect to the axis, and a cover disposed outside the casing to form a hollow path portion between an outer peripheral surface of the casing and the cover, in which the cover is connected to a negative pressure source configured to put the path portion into a vacuum state, and the path portion is a space isolated from a space inside the casing.
Claims3
A steam turbine comprising:
- a rotor that is configured to rotate about an axis;
- a casing that covers the rotor from an outer side in a radial direction with respect to the axis;
- and
- a cover disposed outside the casing to form a hollow path portion between an outer peripheral surface of the casing and the cover, wherein
- the cover is connected to a negative pressure source configured to put the path portion into a vacuum state, and
- the path portion is a space isolated from a space inside the casing.
3 more elements
Dependencies are inferred from the claim text.