Heat exchange – With scraper removing product from temperature modifying...
Patent
1997-10-30
1999-11-16
Leo, Leonard
Heat exchange
With scraper removing product from temperature modifying...
165 95, 1651091, 1510416, F28G 108, F28F 1312
Patent
active
059839945
ABSTRACT:
A method and apparatus are described for cleaning the inside of a heat exchanger tube while the tube is in operation and for simultaneously enhancing the heat transfer rate across the tube wall. The method consists of positioning a rod containing a tube cleaner inside of the heat exchanger tube and moving the rod in a back and forth motion during operation of the heat exchanger tube. The tube cleaner is designed to scrape the inside wall of the heat exchanger tube and to create turbulence in the fluid near the tube wall thereby improving the heat transfer rate across the tube wall.
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Electric Power Research Institute Inc.
Leo Leonard
Owens David
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