Split electric vehicle (ev) battery including both a replaceable and fixed portion
AssigneeNextEV USA, Inc.
InventorsChendong HUANG, Jie FANG, Wenpeng ZHAO, Yaping JIANG, Xiaojia DENG
Life of this patent
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Abstract
A battery for a vehicle having a fixed battery pack and a replaceable battery pack. The replaceable battery pack has electronic or mechanical locks to semi-temporarily hold the replaceable battery pack in place. The fixed battery pack is held in place via permanent or semi-permanent fasteners such as bolts. A battery controller controls the replaceable battery pack to power motors of the vehicle before controlling the fixed battery pack to power motors of the vehicle.
Claims20
A battery system, comprising:
- a fixed battery pack;
- a replaceable battery pack;
- and
- a battery controller configured to:
- detect electrical characteristics of the fixed battery pack,
- detect electrical characteristics of the replaceable battery pack,
- compare the electrical characteristics of the fixed battery pack with the electrical characteristics of the replaceable battery pack, and
- control either or both of the fixed battery pack and the replaceable battery pack to power one or more motors based on the comparison between the electrical characteristics of the fixed battery pack and the electrical characteristics of the replaceable battery pack.
A method for controlling a battery system including a fixed battery pack and a replaceable battery pack, the method comprising:
- detecting electrical characteristics of the fixed battery pack,
- detecting electrical characteristics of the replaceable battery pack,
- comparing the electrical characteristics of the fixed battery pack with the electrical characteristics of the replaceable battery pack, and
- controlling either or both of the fixed battery pack and the replaceable battery pack to power one or more motors based on the comparison between the electrical characteristics of the fixed battery pack and the electrical characteristics of the replaceable battery pack.
A vehicle comprising:
- a first motor configured to power a first set of wheels;
- and
- a battery system, comprising:
- a fixed battery pack;
- a replaceable battery pack;
- and
- a battery controller configured to:
- detect electrical characteristics of the fixed battery pack,
- detect electrical characteristics of the replaceable battery pack,
- compare the electrical characteristics of the fixed battery pack with the electrical characteristics of the replaceable battery pack, and
- control either or both of the fixed battery pack and the replaceable battery pack to power one or more motors based on the comparison between the electrical characteristics of the fixed battery pack and the electrical characteristics of the replaceable battery pack.
Dependencies are inferred from the claim text.