Based on the results of the conceptual step some structural modifications of the process flowsheet have been suggested, from which the most important is to burn the exhausting purge gas and recover the energy of the flue gas back to the process through the HEN system.
In CFBC boilers, ash sintering might contribute to deposit formation in the cyclone, return leg, and post-cyclone flue gas channel (back pass).
When companies suggest that a defective furnace flue could send carbon monoxide back into a house, even the most sophisticated homeowners can wind up agreeing to same-day repairs.
A poorly maintained chimney or flue can drive harmful smoke back into your home.
You may be experiencing Carbon Monoxide poisoning due to a leak in the heat exchanger of your furnace or back drafting of the flue vent on your furnace or water heater.
Put everything back where it belongs, close the flue, and your fireplace is ready for its next safe, efficient fire.
Open the stove door to see if the airflow in the flue is going up through the flue instead of coming back down through the stove.
Back in Denmark, the chimney of their power plant will be the coolest flue around: it is designed to blow smoke rings, puffing 30-metre wide halos towards the heavens.
In this configuration, the membrane unit operates at close to atmospheric pressure and it is used to selectively recycle CO2 back to the inlet of the compressor, therefore increasing the CO2 content of the flue gas entering the capture system.
So, regretfully, he turned around, recrossed the roof, went down the stairs and through the chapel, back down the corridor and into the cell above the Castle, down the fireplace flue and back into his cell, which was ankle deep in stone and plaster from the crumbled wall.
