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US 9,851,413 B2Granted
Method and apparatus for estimating current
AssigneeSamsung Electronics Co., Ltd.
InventorJinyong Jeon
Life of this patent
Estimating the term…
Abstract
A method and apparatus for estimating current is disclosed. The current estimation apparatus may receive a voltage value of a battery pack and voltage values of cells included in the battery pack, and may estimate a current of the battery pack based on the voltage value of the battery pack, the voltage values of the cells included in the battery pack, and resistance components within the battery pack.
Claims14
A method of estimating current, the method comprising:
- receiving a voltage value of a battery pack and voltage values of cells comprised in the battery pack from a voltage sensor;
- and
- estimating a current of the battery pack based on the voltage value of the battery pack, the voltage values of the cells comprised in the battery pack, and resistance components disposed within the battery pack,
- wherein the resistance components comprise resistance values of elements comprised in the battery pack, and
- wherein the elements comprised in the battery pack comprise
- a connection tab configured to connect the cells;
- a busbar comprising a portion of the cells, and configured to connect battery modules constituting the battery pack;
- a terminal of the battery pack;
- and
- an inner wire of the battery pack.
7 more elements
A current estimation apparatus comprising:
- a receiver configured to receive a voltage value of a battery pack and voltage values of cells comprised in the battery pack from a voltage sensor;
- and
- an estimator configured to estimate current of the battery pack based on the voltage value of the battery pack, the voltage values of the cells comprised in the battery pack, and resistance components within the battery pack,
- wherein the resistance components comprise resistance values of elements comprised in the battery pack, and
- wherein the elements comprised in the battery pack comprise
- a connection tab configured to connect the cells;
- a busbar comprising a portion of the cells, and configured to connect battery modules constituting the battery pack;
- a terminal of the battery pack;
- and
- an inner wire of the battery pack.
7 more elements
Dependencies are inferred from the claim text.