Patent ID: 11933212
Assignee: VOLVO TRUCK CORPORATION
Field: Chemical engineering (Chemistry)
Classification: CPC F  B  Y | IPC B  F

Claim 5:
6. A method for preconditioning at least a part of an exhaust aftertreatment system, EATS, configured to convert NOx emissions in exhaust gases from an engine, the EATS comprising a fluid channel for providing a fluid pathway for the exhaust gases and a selective catalytic reduction, SCR, catalyst arranged in the fluid channel, the SCR catalyst being configured to store ammonia, the EATS further comprising an electrical heating arrangement for heating the reductant, the electrical heating arrangement being arranged in the fluid channel upstream the injector with no other EATS components in between, the method comprising:
injecting a reductant into the fluid channel,
inducing a fluid flow in at least a part of the fluid pathway to transport the reductant into the SCR catalyst to store ammonia in the SCR catalyst, and
heating the reductant using the electrical heating arrangement.