US 2019/0162791 A1Published application

Method and device for estimating a voltage of a battery

AssigneesBayerische Motoren Werke Aktiengesellschaf, BMW Canada lnc.

InventorsMohammed FARAG, Benno SCHWEIGER, Saeid HABIBI

Life of this patent

Estimating the term…

Abstract

In a method for estimating a voltage of a battery a given electrochemical battery model is provided, wherein one parameter of the electrochemical battery model is an open circuit potential. The open circuit potential is linearized. The voltage of the battery is estimated by means of the electrochemical battery model with the linearized open circuit potential.

Claims11

Dependent claims

Method for estimating a voltage of a battery, wherein

a given electrochemical battery model is provided, wherein one parameter of the electrochemical battery model is an open circuit potential,
the open circuit potential is linearized,
the voltage of the battery is estimated by means of the electrochemical battery model with the linearized open circuit potential.

Dependencies are inferred from the claim text.

Facts

Application: 16/313,434Filed 28 Jun 2016
Published: 30 May 2019
Term ends: Not estimatedThe source records don’t support an estimate.

Classification20 codes

G01R 31/367
Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of…
B60L 58/10
Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles: for monitoring or…
B60L 58/12
For monitoring or controlling batteries: responding to state of charge [SoC]
G01R 31/3648
Constructional arrangements: comprising digital calculation means, e.g. for performing an algorithm

Family

US 11,592,490 B2Related patent
US 2019/0162791 A1This patent

From the US filing history. Foreign family members aren’t listed.

Timeline

Citations

Open elsewhere

patentgrep

Loading patent…

patentgrepSearch patents

Back to results