natural circulation reactor

natural circulation reactor

[′nach·rəl ‚sər·kyə′lā·shən rē‚ak·tər]
(nucleonics)
A reactor in which the coolant (usually water) circulates without pumping, owing to the different densities of its cold and reactor-heated portions.
References in periodicals archive ?
GEH's Generation III+ ESBWR is the world's most advanced passive safety and natural circulation reactor design, offering enhanced safety and lower construction and operating costs than previous generation reactors.