Method of and system for cleaning cooling tubes of heat transfer units
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United States of America Patent
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Oct 16, 1984
Grant Date -
N/A
app pub date -
Jun 30, 1981
filing date -
Jun 30, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method and system for cleaning cooling tubes of a heat transfer unit including a steam chamber through which the cooling tubes extend and into which steam generated in a steam power generating plant is introduced so as to exchange heat with a cooling water flowing through the cooling tubes. Cleaning bodies are introduced into the cooling water and then distributed to the cooling tubes so as to clean the latter. The cooling tubes are divided into a plurality of groups, with each group including a plurality of the cooling tubes having the same trends of cleanliness. The cleaning bodies are respectively introduced to the groups in respective quantities suitable for cleaning the cooling tubes of each group in dependence upon the particular degree of cleanliness of the cooling tubes of the respective groups.
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