REDUCTANT DOSING SYSTEM WITH CALIBRATION VALUE DETERMINED BASED ON DATA FROM PRESSURE SENSOR ASSEMBLY AND METHOD OF CALIBRATING A REDUCTANT DOSING SYSTEM

• Main Authors: Hill, Joe V, Holl, Stephen M, Conlon, Patrick E, Sundararajan, Vikram, Deilami, Masoud Ziabakhsh, Alviz-Radi, Catherine
• Format: Patent
• Language: English
• Published: 29.07.2021
• 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; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; STEAM ENGINES; TRANSPORTING; WEAPONS

A reductant dosing system includes: an injector; a fixed displacement pump in fluid communication with the injector; a reductant source in fluid communication with the fixed displacement pump; a pressure sensor assembly configured to detect a pressure of reductant in the reductant dosing system; and...