燃烧后捕集 Postcombustion capture (absorption process) Mechanical c02 Clean energy Steam turbine flue gas Low C02 temperature compressor Electricity heat Boiler Cooling water c02 stripper Steam condenser Sulphur removal Particle Heat removal CO2-lean Cooler absorbent CO2-rich C02 absorbent Air absorber Fuel Fly ash Gypsum Low temperature heat Bottom ash