17830465. Charging Device simplified abstract (Hyundai Motor Company)
Contents
Charging Device
Organization Name
Inventor(s)
Junho Park of Cheongju-si (KR)
Seunghyun Han of Suwon-si (KR)
Changhan Jun of Hwaseong-si (KR)
Charging Device - A simplified explanation of the abstract
This abstract first appeared for US patent application 17830465 titled 'Charging Device
Simplified Explanation
The abstract describes an embodiment charging device that includes various components such as a power factor correction circuit, switch legs, inductors, relay network, relay control circuit, and relay filter circuit. These components work together to control the connection between input terminals and inductors based on the power grid phase and sensing results.
- The charging device includes a power factor correction circuit.
- It has switch legs connected to inductors.
- A relay network controls the connection between input terminals and inductors based on the power grid phase.
- A relay control circuit senses the input terminals and controls the relay network accordingly.
- A relay filter circuit includes filter capacitors connected to sensing lines and a chassis.
Potential Applications
- Electric vehicle charging stations
- Renewable energy systems
- Industrial power systems
Problems Solved
- Power factor correction for efficient power transfer
- Proper connection control based on power grid phase
- Sensing and control of input terminals for power source detection
Benefits
- Improved power factor correction for energy efficiency
- Accurate connection control for optimal charging
- Reliable sensing and control of input terminals for power source detection
Original Abstract Submitted
An embodiment charging device includes a power factor correction circuit first to third switch legs connected to first to third inductors, respectively, a relay network for controlling connection between the first to third inductors and first to third input terminals according to a phase of a power grid connected to the first to third input terminals, a relay control circuit connected to the first to third input terminals for sensing one of the first to third input terminals to which a power source is connected and controlling the relay network based on a sensing result, and a relay filter circuit including first to third filter capacitors connected between a ground plane and first to third sensing lines connected to the relay control circuit for sensing voltages of the first to third input terminals and a fourth filter capacitor connected between the ground plane and a chassis.
