US 11,746,471 B2
Monitoring system, control system, and actuation assembly of a paper machine, and a method of controlling
Andrew Forester, Schoolcraft, MI (US); Edwin Michael Gyde Heaven, North Vancouver (CA); James Faufau, Jasper, GA (US); Jean P. Paradis, Huntersville, SC (US); Colin Bridge, North Vancouver (CA); Randy Smyth, Delta (CA); and Jake Neal, Virginia Beach, VA (US)
Assigned to IBS of America, Chesapeake, VA (US)
Filed by IBS of America, Chesapeake, VA (US)
Filed on Feb. 10, 2021, as Appl. No. 17/172,576.
Application 17/172,576 is a division of application No. 16/377,817, filed on Apr. 8, 2019, granted, now 10,927,501.
Application 16/377,817 is a continuation of application No. 15/815,910, filed on Nov. 17, 2017, granted, now 10,280,561, issued on May 7, 2019.
Claims priority of provisional application 62/425,918, filed on Nov. 23, 2016.
Prior Publication US 2021/0164160 A1, Jun. 3, 2021
Int. Cl. D21F 1/26 (2006.01); D21F 1/56 (2006.01); D21F 1/48 (2006.01); D21F 1/80 (2006.01); D21G 9/00 (2006.01); G01N 33/34 (2006.01); D21F 11/00 (2006.01)
CPC D21F 1/26 (2013.01) [D21F 1/486 (2013.01); D21F 1/56 (2013.01); D21F 1/80 (2013.01); D21G 9/0027 (2013.01); D21F 11/00 (2013.01); D21G 9/0009 (2013.01); G01N 33/346 (2013.01)] 11 Claims
 
1. A method comprising:
a. monitoring one or more regions of a paper machine to obtain current activity of stock within the one or more regions with one or more sensors, wherein the one or more sensors comprise one or more cameras and the current activity comprises turbulence of the stock within the one or more regions; and
b. comparing the current activity of the stock to a reference activity respectively to determine a difference between the current activity of the one or more regions and the reference activity; and
wherein the method includes a step of predicting formation of paper from the paper machine based upon the current activity thereof to generate a predicted formation; and
wherein the one or more regions comprise a first region that spans between a head box and an activity line.