utilizing a flow measuring device located in the proximity of the gas inlet of the cooling means to assist in calculating either or both of water spray requirements or sorbent concentration based on {HEAD ~ gas volume} as {TAIL ~ a feed forward control} 
as
utilizing a flow measuring device located in the proximity of the gas inlet of the cooling means to assist in calculating either or both of water spray requirements or sorbent concentration based on { HEAD ~ gas volume } as { TAIL ~ a feed forward control }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL