Jet Pump Slip Joint Modification for Vibration Reduction

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United States of America Patent

APP PUB NO 20110069804A1
SERIAL NO

12883891

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method for retrofitting a boiling water reactor slip joint of a jet pump to reduce vibrations is provided. The method includes removing a mixing chamber from an existing slip joint defined by a diffuser and the mixing chamber, the existing slip joint defining an existing annular gap, and providing a new slip joint defining a new annular gap, the new annular gap being reshaped to permit reduced vibration. A jet pump and a method of operating a jet pump are also provided.

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Patent Owner(s)

Patent OwnerAddress
AREVA NP INC3315 OLD FOREST ROAD LYNCHBURG VA 24501

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lynch, John Joseph Morgan Hill, US 8 73

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