CHRISTOPHER JOHN SNODGRASS
Engineering in Pittsburgh, PA

License number
Pennsylvania ET004959
Category
Engineers
Type
Engineer in Training
Address
Address
Pittsburgh, PA 15208

Professional information

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Christopher Snodgrass Photo 1
Dynamic Port For Measuring Reactor Coolant Pump Bearing Oil Level

Dynamic Port For Measuring Reactor Coolant Pump Bearing Oil Level

US Patent:
2010032, Dec 30, 2010
Filed:
Jun 29, 2009
Appl. No.:
12/493261
Inventors:
David R. Brady - Export PA, US
Christopher Snodgrass - Pittsburgh PA, US
Thomas G. Loebig - Pittsburgh PA, US
Assignee:
Westinghouse Electric Company, LLC - Monroeville PA
International Classification:
G21C 15/24, F01M 11/00
US Classification:
376340, 137593
Abstract:
A dynamic port that extends from the bottom wall of an oil reservoir that surrounds the lower guide bearing of a reactor coolant pump and is in fluid communication within an oil level gauge. The dynamic port is rotatable into and out of the oil flow path to adjust the dynamic oil level shown by the oil level gauge when the pump is at operating speed to be substantially equal to the static oil level when the motor is at rest.


Christopher Snodgrass Photo 2
Dynamic Port For Measuring Reactor Coolant Pump Bearing Oil Level

Dynamic Port For Measuring Reactor Coolant Pump Bearing Oil Level

US Patent:
8568105, Oct 29, 2013
Filed:
Jun 29, 2012
Appl. No.:
13/537093
Inventors:
David R. Brady - Export PA, US
Christopher Snodgrass - Pittsburgh PA, US
Thomas G. Loebig - Pittsburgh PA, US
Assignee:
Westinghouse Electric Company LLC - Cranberry Township PA
International Classification:
F04B 49/00
US Classification:
417 36, 417 1, 376347, 376361
Abstract:
A dynamic port that extends from the bottom wall of an oil reservoir that surrounds the lower guide bearing of a reactor coolant pump and is in fluid communication within an oil level gauge. The dynamic port is rotatable into and out of the oil flow path to adjust the dynamic oil level shown by the oil level gauge when the pump is at operating speed to be substantially equal to the static oil level when the motor is at rest.