Reductant injector temperature model based on coil resistance

A method includes receiving, at a controller having one or more processors, one or more measured parameters, each measured parameter related to a temperature that affects a temperature of a reductant injector of an exhaust system of an engine. The method includes determining a resistance of a coil o...

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Hauptverfasser: FAIED LOUAI A, AXE BRYAN D
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creator FAIED LOUAI A
AXE BRYAN D
description A method includes receiving, at a controller having one or more processors, one or more measured parameters, each measured parameter related to a temperature that affects a temperature of a reductant injector of an exhaust system of an engine. The method includes determining a resistance of a coil of the reductant injector. The method includes estimating the temperature of the reductant injector based on (i) the one or more measured parameters and (ii) the coil resistance. The method also includes controlling a duty cycle of the reductant injector based on the estimated temperature of the reductant injector.
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The method includes determining a resistance of a coil of the reductant injector. The method includes estimating the temperature of the reductant injector based on (i) the one or more measured parameters and (ii) the coil resistance. 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subjects BLASTING
CONTROLLING
ENGINE PLANTS IN GENERAL
GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNALCOMBUSTION ENGINES
GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES ORENGINES IN GENERAL
HEATING
LIGHTING
MACHINES OR ENGINES IN GENERAL
MECHANICAL ENGINEERING
PHYSICS
REGULATING
STEAM ENGINES
SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
WEAPONS
title Reductant injector temperature model based on coil resistance
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