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1. (WO2017151968) HEATER-ACTUATED FLOW BYPASS

Pub. No.:    WO/2017/151968    International Application No.:    PCT/US2017/020516
Publication Date: Sat Sep 09 01:59:59 CEST 2017 International Filing Date: Fri Mar 03 00:59:59 CET 2017
IPC: F01N 3/20
F01N 13/14
Applicants: WATLOW ELECTRIC MANUFACTURING COMPANY
Inventors: STEINHAUSER, Louis, P.
EVERLY, Mark, D.
JAMBOR, George, F.
LIINDLEY, Jacob
Title: HEATER-ACTUATED FLOW BYPASS
Abstract:
A fluid control system is provided that in one form includes a first flow channel, a second flow channel, a heater disposed in the second flow channel, and a fluid control device disposed upstream from the first and second flow channels. When the heater is turned on, the fluid control device changes a fluid flow rate through at least one of the first flow channel and the second flow channel. In another form, the fluid control system includes a bypass conduit, a heater disposed within the bypass conduit, and a fluid control device disposed near the inlet and outlet of the bypass conduit. In still another form, the fluid control system includes a regeneration device disposed downstream from at least one exhaust after treatment system and closes an outlet of the exhaust pipe.