Toyota jidosha kabushiki kaisha (20240250631). VEHICLE POWER SOURCE DEVICE simplified abstract
Contents
VEHICLE POWER SOURCE DEVICE
Organization Name
toyota jidosha kabushiki kaisha
Inventor(s)
Toshio Ikeyama of Toyota-shi (JP)
VEHICLE POWER SOURCE DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240250631 titled 'VEHICLE POWER SOURCE DEVICE
- Simplified Explanation:**
The patent application describes a control device for a vehicle power source that can detect abnormalities in current sensors during charging and continue charging by controlling switching elements in normal phases to limit ripple current.
- Key Features and Innovation:**
- Detection of abnormalities in current sensors during charging
- Ripple restraining control to limit ripple current
- Continued charging by controlling switching elements in normal phases
- Setting a ripple current threshold to ensure safe operation
- Potential Applications:**
This technology can be applied in electric vehicles, hybrid vehicles, and other battery-powered vehicles to ensure safe and efficient charging processes.
- Problems Solved:**
- Ensures safe charging by detecting abnormalities in current sensors
- Prevents excessive ripple current generation during charging
- Maintains control over switching elements for optimal performance
- Benefits:**
- Enhanced safety during charging processes
- Improved efficiency in managing ripple current
- Extended lifespan of vehicle power sources
- Commercial Applications:**
The technology can be utilized by electric vehicle manufacturers, charging station providers, and battery management system developers to enhance the charging experience for users and improve the overall performance of electric vehicles in the market.
- Prior Art:**
Readers interested in prior art related to this technology can explore patents and research papers in the fields of electric vehicle charging systems, battery management systems, and power electronics.
- Frequently Updated Research:**
Researchers in the field of electric vehicle technology are constantly exploring new methods to improve charging efficiency and safety, making this an area of ongoing research and development.
- Questions about Vehicle Power Source Device:**
1. How does the control device detect abnormalities in current sensors during charging?
- The control device monitors the output of current sensors corresponding to different phases to identify any deviations from expected values.
2. What is the significance of setting a ripple current threshold in the control device?
- The ripple current threshold ensures that the operation of switching elements in normal phases does not lead to excessive ripple current generation, maintaining safe charging conditions.
Original Abstract Submitted
when an abnormality of one of current sensors corresponding to a plurality of phases is detected during charging, a control device of a vehicle power source device configured to execute a ripple restraining control to continue the charging while controlling switching elements in remaining normal phases of the plurality of phases such that a ripple current to be generated by operation of the switching elements in the normal phases does not exceed a ripple current threshold. the ripple current threshold corresponds to an allowable value of the ripple current to be generated by operation of the switching elements in the plurality of phases when there is no abnormality in any of the current sensors corresponding to the plurality of phases.
