NUCLEAR REACTOR PLANT

摘要

The invention provides a cooling system which includes at least one and preferably a plurality of coolant chambers arranged around a heat source, typically a nuclear reactor. A coolant inlet pipe enters the or each coolant chamber at a high level and extends downwardly through the coolant chamber t o a discharge end positioned at a low level within the coolant chamber. At lea st one anti-siphon bleed opening is provided in that portion of the coolant pip e which is positioned at the highest level within the coolant chamber.