Fuente: WIPO "tomato" A steam supply system comprises a steam source (10) for producing a supply of steam and a steam accumulator (30) for supplying accumulator steam to a steam load. The accumulator (30) is connected to said steam source for heat exchange and comprises a vessel (30) containing water under elevated pressure and temperature. Said vessel (30) has a footprint that is smaller than a height of said vessel relative to said foot print and comprises circulation means (50) that are connected between a lower section (31) of said vessel and an upper section (32) of said vessel, said upper section residing above a water level (35) inside said vessel. Said circulation means comprise at least one water pump (50) communicating upstream with said lower section (31) and downstream with water outlet means (55), opening in said upper section (32) of said vessel.