Reagent doser diagnostic system and method

Systems and methods are disclosed for determining or diagnosing a reagent dosing system failure to provide sufficient reagent to an exhaust aftertreatment system that includes an SCR catalyst to satisfy a reagent dosing command.

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Hauptverfasser: CLYDE W. XI, BAOHUA QI, BALBAHADUR SINGH, MICKEY R. MCDANIEL, PAUL C. MCAVOY
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Sprache:eng
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creator CLYDE W. XI
BAOHUA QI
BALBAHADUR SINGH
MICKEY R. MCDANIEL
PAUL C. MCAVOY
description Systems and methods are disclosed for determining or diagnosing a reagent dosing system failure to provide sufficient reagent to an exhaust aftertreatment system that includes an SCR catalyst to satisfy a reagent dosing command.
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subjects BLASTING
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
STEAM ENGINES
WEAPONS
title Reagent doser diagnostic system and method
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