A CONTROL SCHEME FOR RAPID PULP DELIGNIFICATION AND BLEACHING
摘要
A process control method for adjusting chemical application in response to the pulp brightness and/or lignin content is realized by utilizing a coupled control feedforward, feedback or combination feedforward/feedback control system, wherein brightness measurements are made between successive lignin content measurements and adjustments made to the chemical application in response to a comparison value.
申请公布号
WO9832914(A1)
申请公布日期
1998.07.30
申请号
WO1997US01512
申请日期
1997.02.05
申请人
UNION CAMP PATENT HOLDING, INC.
发明人
PANGALOS, GEORGE;FALCONE, RONALD, A., JR.;MAYO, WILLIAM, L.;BOSCH, GREGORY, J.