18415815. METHOD AND APPARATUS FOR DIAGNOSING A CURRENT SENSOR IN AN ELECTRICALLY OPERATED TECHNICAL DEVICE HAVING A DEVICE BATTERY simplified abstract (Robert Bosch GmbH)
METHOD AND APPARATUS FOR DIAGNOSING A CURRENT SENSOR IN AN ELECTRICALLY OPERATED TECHNICAL DEVICE HAVING A DEVICE BATTERY
Organization Name
Inventor(s)
Christian Simonis of Leonberg (DE)
Christoph Woll of Gerlingen (FR)
Ioana Crisan of Cluj-Napoca (RO)
METHOD AND APPARATUS FOR DIAGNOSING A CURRENT SENSOR IN AN ELECTRICALLY OPERATED TECHNICAL DEVICE HAVING A DEVICE BATTERY - A simplified explanation of the abstract
This abstract first appeared for US patent application 18415815 titled 'METHOD AND APPARATUS FOR DIAGNOSING A CURRENT SENSOR IN AN ELECTRICALLY OPERATED TECHNICAL DEVICE HAVING A DEVICE BATTERY
Simplified Explanation: This patent application describes a method for determining the offset of a current sensor in a device battery of a technical device by analyzing the battery current and charge balance over time.
- Measures the battery current using the current sensor.
- Provides a temporal profile of the battery current.
- Records the charge balance of the electrical charge flowing into and out of the device battery over time.
- Creates or adjusts a charge balance model based on the accumulated charge amount.
- Determines the current sensor offset based on the local slope of the charge balance model at a specified time.
Key Features and Innovation: - Method for determining current sensor offset in a device battery. - Utilizes battery current and charge balance analysis. - Creates a charge balance model for accurate offset determination.
Potential Applications: - Battery management systems. - Electric vehicles. - Renewable energy systems.
Problems Solved: - Accurate determination of current sensor offset. - Improved battery performance and efficiency. - Enhanced monitoring and control of electrical systems.
Benefits: - Increased accuracy in current sensor calibration. - Optimized battery charging and discharging. - Enhanced overall system performance.
Commercial Applications: Title: "Advanced Battery Management System for Improved Efficiency" This technology can be applied in industries such as electric vehicles, renewable energy systems, and smart grid applications to optimize battery performance and efficiency, leading to cost savings and improved reliability.
Questions about Current Sensor Offset: 1. How does the method for determining current sensor offset improve battery management? - The method allows for accurate calibration of current sensors, leading to optimized battery performance and efficiency. 2. What are the potential applications of this technology beyond device batteries? - This technology can be applied in various industries such as electric vehicles, renewable energy systems, and smart grid applications for enhanced monitoring and control of electrical systems.
Original Abstract Submitted
A method for determining a current sensor offset of a current sensor () in a device battery () of a technical device (). In one example, the method includes measuring the battery current using the current sensor (); providing (S) a temporal profile of the battery current; recording (S) a charge balance of the electrical charge amount flowing into the device battery () and out of the device battery () over time depending on the temporal profile of the battery current; creating (S) or adjusting a charge balance model depending on a time-accumulated charge amount; and determining the current sensor offset depending on a local slope of the charge balance model at a specified time.
