Patent ID: 8752385

Claim:
A boiler system comprising: an electric power generation system including: a boiler; a steam turbine which generates electric power by steam heated at the boiler; a condenser downstream thereof for condensing the steam; and a heater which heats condensed water by steam extracted from the steam turbine; and further a CO 2 capture system which sorbs and captures a CO 2 gas in an exhaust gas exhausted from the boiler by using a solid CO 2 sorbent; and a chimney which exhausts exhaust gas after recovery of CO 2 in the CO 2 capture system or exhausted from the boiler, wherein the system has a device for increasing a temperature of fluid for the boiler system by using exhaust gas exhausted from the CO 2 capture system, wherein the device for increasing the temperature of the fluid is a device in which the fluid contains the exhaust gas exhausted from the CO 2 capture system, and wherein the fluid for the boiler system is either a gas flowing into the boiler or an exhaust gas flowing into the chimney.