METHOD AND APPARATUS FOR PIEZOELECTRIC INJECTION OF AGENT INTO EXHAUST GAS FOR USE WITH EMISSION ABATEMENT DEVICE

摘要

An apparatus (10) comprises an exhaust gas system (16) and a piezoelectric device (12) . The piezoelectric device (12) is configured to inject an agent into the exhaust gas system (16) for delivery to an emission abatement device (18) of the exhaust gas system (16) . An associated method is disclosed.