Method for operating an electrical energy store system
AssigneeRobert Bosch GmbH
InventorsAlexander Schmidt, Christoph Woll
Life of this patent
Estimating the term…
Abstract
A method for operating an electrical energy store system including at least two electrical energy store units. The method includes: a) ascertaining voltages of the at least two electrical energy store units; b) ascertaining at least one first characteristic value of the ascertained voltages; c) ascertaining a charge voltage limiting value and/or a discharge voltage limiting value as a function of the ascertained at least one characteristic value; and d) operating the electrical energy store system as a function of the ascertained charge voltage limiting value and/or discharge voltage limiting value.
Claims9
1-9. (canceled)
A method for operating an electrical energy store system including at least two electrical energy store units, the method comprising the following steps:
- a) ascertaining voltages of the at least two electrical energy store units;
- b) ascertaining at least one first characteristic value of the ascertained voltages;
- c) ascertaining, as a function of the ascertained at least one characteristic value, a charge voltage limiting value and/or a discharge voltage limiting value;
- and
- d) operating the electrical energy store system as a function of the ascertained charge voltage limiting value and/or discharge voltage limiting value.
A device for operating an electrical energy store system including at least two electrical energy store units, the device including an electronic control unit, the electronic control unit configured to:
- a) ascertain voltages of the at least two electrical energy store units;
- b) ascertain at least one first characteristic value of the ascertained voltages;
- c) ascertain, as a function of the ascertained at least one characteristic value, a charge voltage limiting value and/or a discharge voltage limiting value;
- and
- d) operate the electrical energy store system as a function of the ascertained charge voltage limiting value and/or discharge voltage limiting value.
An electrical energy store system, comprising:
- at least two electrical energy store units;
- and
- a device for operating an electrical energy store system including the at least two electrical energy store units, the device including an electronic control unit, the electronic control unit configured to:
- a) ascertain voltages of the at least two electrical energy store units;
- b) ascertain at least one first characteristic value of the ascertained voltages;
- c) ascertain, as a function of the ascertained at least one characteristic value, a charge voltage limiting value and/or a discharge voltage limiting value;
- and
- d) operate the electrical energy store system as a function of the ascertained charge voltage limiting value and/or discharge voltage limiting value.
A non-transitory machine-readable storage medium on which is stored a computer program for operating an electrical energy store system including at least two electrical energy store units, the computer program, when executed by an electronic control unit, causing the electronic control unit to perform the following steps:
- a) ascertaining voltages of the at least two electrical energy store units;
- b) ascertaining at least one first characteristic value of the ascertained voltages;
- c) ascertaining, as a function of the ascertained at least one characteristic value, a charge voltage limiting value and/or a discharge voltage limiting value;
- and
- d) operating the electrical energy store system as a function of the ascertained charge voltage limiting value and/or discharge voltage limiting value.
Dependencies are inferred from the claim text.