VACUUM DEAERATION PLANT Russian patent published in 2004 - IPC

FIELD: heat power industry, boiler rooms and thermal power stations. SUBSTANCE: vacuum deaeration plant includes vacuum deaerator with pipe-lines to feed starting water and heating agent and remove deaerated water connected to it which contain sensor of content of dissolved oxygen and flash steam, ejector joined by flash steam pipe- line to vacuum deaerator, pipe-line of ejected medium linked to ejector. Sensor of dissolved oxygen is connected to pressure regulator in deaerator that is linked to controlling element located on pipeline removing flash steam placed between vacuum deaerator and ejector. EFFECT: enhanced efficiency of vacuum deaeration of water thanks to maintenance of optimal operation mode of deaerator and its prevented operation under excessive or insufficient pressure. 1 dwg