18432844. POWER CONVERSION DEVICE simplified abstract (DENSO CORPORATION)
Contents
- 1 POWER CONVERSION DEVICE
- 1.1 Organization Name
- 1.2 Inventor(s)
- 1.3 POWER CONVERSION DEVICE - A simplified explanation of the abstract
- 1.4 Simplified Explanation
- 1.5 Potential Applications
- 1.6 Problems Solved
- 1.7 Benefits
- 1.8 Potential Commercial Applications
- 1.9 Possible Prior Art
- 1.10 Unanswered Questions
- 1.11 Original Abstract Submitted
POWER CONVERSION DEVICE
Organization Name
Inventor(s)
Keiya Tani of Kariya-city (JP)
Shunichi Kubo of Kariya-city (JP)
POWER CONVERSION DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 18432844 titled 'POWER CONVERSION DEVICE
Simplified Explanation
The patent application describes a power conversion device for three or more charge storage units connected in series, including a rotating electric machine, an inverter, high potential and low potential paths, a neutral point path, and neutral point switches.
- Rotating electric machine with stator winding
- Inverter with upper and lower arm switches connecting stator winding and charge storage units
- High potential path connected to upper arm switch
- Low potential path connected to lower arm switch
- Neutral point path connected to stator winding
- Neutral point switches connecting cell connection points and neutral point path
Potential Applications
The technology can be applied in electric vehicles, renewable energy systems, and grid energy storage solutions.
Problems Solved
The power conversion device allows for efficient energy conversion and management in systems with multiple charge storage units connected in series.
Benefits
The device improves overall system efficiency, extends battery life, and enhances the performance of electric machines.
Potential Commercial Applications
"Power Conversion Device for Multiple Charge Storage Units: Commercial Applications"
Possible Prior Art
There may be prior art related to power conversion devices for multiple charge storage units, but specific examples are not provided in the abstract.
Unanswered Questions
How does the power conversion device handle variations in charge levels among the storage units?
The abstract does not mention how the device manages differences in charge levels between the connected storage units.
What safety features are incorporated into the power conversion device to prevent electrical hazards?
The abstract does not detail any safety mechanisms or features included in the device to ensure safe operation.
Original Abstract Submitted
A power conversion device is applicable to three or more charge storage units connected in series. The power conversion device includes: a rotating electric machine including a stator winding; an inverter including upper and lower arm switches and connecting the stator winding and the charge storage units; a high potential path connected to a high potential terminal of the upper arm switch; a low potential path connected to a low potential terminal of the lower arm switch; a neutral point path connected to a neutral point of the stator winding; and neutral point switches installed individually corresponding to cell connection points each between a positive electrode terminal and a negative electrode terminal of adjacent charge storage units in the charge storage units, the neutral point switches connecting the cell connection points and the neutral point path.