Patent ID: 11920506
Assignee: CUMMINS INC.
Field: Environmental technology (Chemistry)
Classification: CPC F | IPC F

Claim 0:
1. A system, comprising:
a first heater positioned in an exhaust aftertreatment system in exhaust gas-receiving communication with an engine;
a second heater positioned downstream of the first heater; and
a controller coupled to the first and second heaters, the controller configured to:
determine that a compound deposit is likely present in the exhaust aftertreatment system based on a pressure regarding the exhaust aftertreatment system;
activate the second heater in response to determining that the compound deposit is likely present in the exhaust aftertreatment system; and
activate the first heater in response to determining that a temperature regarding the exhaust aftertreatment system is below a predefined temperature threshold after a first predefined time period, the first predefined time period beginning with the activation of the second heater.