US 12,031,494 B2
System and method for controlling operation of a two-stroke engine having a turbocharger
Dallas J. Blake, Roseau, MN (US); James H. Buchwitz, Roseau, MN (US); and Lucas R. Salfer, Salol, MN (US)
Assigned to Polaris Industries Inc., Medina, MN (US)
Filed by Polaris Industries Inc., Medina, MN (US)
Filed on Jul. 5, 2023, as Appl. No. 18/346,993.
Application 18/346,993 is a division of application No. 17/831,828, filed on Jun. 3, 2022, granted, now 11,725,599.
Application 17/831,828 is a division of application No. 17/145,298, filed on Jan. 9, 2021, granted, now 11,384,697, issued on Jul. 12, 2022.
Claims priority of provisional application 62/960,414, filed on Jan. 13, 2020.
Prior Publication US 2023/0349336 A1, Nov. 2, 2023
Int. Cl. F02D 41/00 (2006.01); B62J 50/21 (2020.01); F01N 13/18 (2010.01); F02B 37/18 (2006.01); F02D 9/10 (2006.01); F02D 23/00 (2006.01); F02D 41/10 (2006.01); F02B 75/02 (2006.01)
CPC F02D 41/0007 (2013.01) [B62J 50/21 (2020.02); F01N 13/1805 (2013.01); F02B 37/186 (2013.01); F02D 9/105 (2013.01); F02D 23/00 (2013.01); F02D 41/10 (2013.01); F01N 2240/36 (2013.01); F01N 2410/00 (2013.01); F02B 2075/025 (2013.01); F02D 2200/0404 (2013.01); F02D 2200/0406 (2013.01); F02D 2200/101 (2013.01); F02D 2200/703 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
determining an exhaust bypass valve position from an exhaust bypass valve position signal; and
controlling a fuel and ignition system based on the exhaust bypass valve position signal.