FURNACE DRAFT CONTROL FOR A STEAM GENERATOR

摘要

FURNACE DRAFT CONTROL FOR A STEAM GENERATORABSTRACTA furnace draft control for a fossil fuel fired steam generatorwherein the rates of flow of fuel, air and flue gas are adjustedin parallel in accordance with changes in power demand and theforced and induced drafts are adjusted in opposite directions asrequired to maintain furnace draft at set point.