System, method, and apparatus for power modulation for an aftertreatment heater

Abstract

Systems may include an electrical load for a vehicle; a power provider for the electrical load, comprising a plurality of components including a battery pack, a vehicle electrical system, and a DC/DC converter electrically interposed between the electrical load and others of the plurality of components of the power provider. The systems may further include a power management controller, including a load power management circuit structured to: interpret a load power request; and provide at least one of a power modulation command or a voltage modulation command in response to the load power request, wherein the DC/DC converter is responsive to the at least one of the power modulation command or the voltage modulation command to provide at least one of a boost voltage or a buck voltage to a voltage provided by at least one of the battery pack or the vehicle electrical system.

Dependencies are inferred from the claim text.