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topping cycle. In DICTIOUS you will not only get to know all the dictionary meanings for the word
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topping cycle in singular and plural. Everything you need to know about the word
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English
Noun
topping cycle (plural topping cycles)
- (engineering) The high-temperature power cycle of a combined cycle power plant.
The very-high-temperature helium turbine, driven directly by the superheated coolant from the fission reactor, serves as the topping cycle for a mercury-vapor turbine powered by the heat given up by the helium; the mercury turbine itself serves as the topping cycle for the steam turbine that takes up most of the space of the turbine hall.