The utility vehicle of claim 3, wherein the MCU includes a capacitor bank, and wherein the VCM is constructed to issue a command useful to connect the MCU to the battery pack via a second auxiliary output, the second auxiliary output structured to provide a precharge voltage higher than the second voltage useful to precharge the capacitor bank prior to the utility vehicle being driven.ĥ. The utility vehicle of claim 1, which further includes a motor control unit (MCU) structured to regulate the electric motor, wherein the battery pack includes a battery contactor structured to selectively open and close a circuit pathway to the main power outlet, a motor contactor disposed outside of the battery pack and controllable between a closed state and an open state by the motor control unit, the motor contactor structured to control electrical flow from the battery cell to the motor controller, wherein the VCM is constructed to perform a test on the contactors including the battery contactor and the motor contactor to determine whether the contactors are in a welded condition.Ĥ. The utility vehicle of claim 1, wherein the battery pack is a lithium ion battery pack, further including a charger communicatively coupled to the VCM and the lithium ion battery pack, and constructed to charge the lithium ion battery pack under the control of the VCM, wherein the VCM is constructed to command the charger to provide a requested current to the lithium ion battery for charging the lithium ion battery, and wherein a magnitude of the requested current is supplied to the VCM or the charger based on at least one of a stored equations and a stored lookup table.ģ. A utility vehicle, comprising: an electric motor constructed to provide motive power to the utility vehicle a battery pack coupled to the electric motor at a first voltage through a main power outlet, the ion battery pack operative to provide electrical power at the first voltage to the electric motor for driving the utility vehicle, the ion battery pack including a DC/DC converter constructed to output electrical power through an auxiliary output at a second voltage lower than the first voltage and a vehicle control module (VCM) coupled to the DC/DC converter, constructed to operate at the second voltage and constructed to control a component of the utility vehicle.Ģ.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |