Upper bundle steam generator cleaning, inspection, and repair system

US6820575B2 · kind B2 · utility

Assignee

• Foster-Miller, Inc. · US

Inventors

• Augustus J. Ashton, III · Lowell, US
• J. Timothy Lovett · Wellesley, US
• Daniel Fischbach · Chelmsford, US
• Steven K. Ruggieri · Marlborough, US
• Alan Jay Brightman · Bridgewater, US
• Steven Jens · Winchester, US

Key dates

• Filing date: Oct 1, 2003
• Grant date: Nov 23, 2004
• Expiry date: Oct 1, 2023

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F28G15/04
• WIPO field: Thermal processes and apparatus
• WIPO sector: Mechanical engineering

Abstract

An upper bundle steam generator cleaning, inspection, and repair system includes a deployment and support device receivable within the steam generator configured to raise and position a distal end of said device to the upper bundle region of the steam generator, a head subsystem connected to the distal end of the deployment and support device for at least one of cleaning, inspection, and repair of said upper bundle region, and a lateral support subsystem deployable to support said head subsystem within the upper bundle region of the steam generator and retractable to deploy said head subsystem up to the upper bundle region and to withdraw said head subsystem therefrom.