NUK-HP High pressure steam boiler system for closed
2011-1-4 · vertical, coaxially arranged riser tubes which form a high-efficien-cy 3-pass flue gas system. Alternating load states in boiler systems consisting of pipe coils in a spiral arrangement can result in steam bubble blockages which, in turn, can interrupt the water circulation. This invariably results in critical operating states in the boiler ...
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