VEHICLE WITH ELECTRICAL TRACTION INCLUDING AN ENERGY MANAGEMENT SYSTEM, AND METHOD FOR MANAGING THE ENERGY IN SUCH A VEHICLE WITH ELECTRICAL TRACTION
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United States of America Patent
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Issued Date -
Feb 23, 2023
app pub date -
Feb 10, 2021
filing date -
Feb 10, 2021
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Abstract
A vehicle has an electric traction chain to supply a drive torque to the wheels, and an energy management system comprising: a generator set configured to generate a first supply voltage and mechanically disconnected from the wheels in every operating condition; a battery storage assembly configured to generate a second supply voltage; a control unit that implements operative conditions of the vehicle, including: (i) powering the electrical traction chain with the first supply voltage; (ii) powering the electrical traction chain with the second supply voltage; (iii) recharging the storage assembly with a network voltage external to the vehicle and coming from a catenary; (iv) recharging the storage assembly with the first supply voltage; and (v) recharging the storage assembly with a recovered voltage generated by the traction chain operating as an electrical generator.
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