18571025. SOFT SWITCHING SOLID STATE TRANSFORMERS IMPLEMENTING VOLTAGE STRESS MITIGATION TECHNIQUES simplified abstract (GEORGIA TECH RESEARCH CORPORATION)
Contents
SOFT SWITCHING SOLID STATE TRANSFORMERS IMPLEMENTING VOLTAGE STRESS MITIGATION TECHNIQUES
Organization Name
GEORGIA TECH RESEARCH CORPORATION
Inventor(s)
Liran Zheng of Atlanta GA (US)
Rajendra Prasad Kandula of Atlanta GA (US)
Deepak M. Divan of Atlanta GA (US)
SOFT SWITCHING SOLID STATE TRANSFORMERS IMPLEMENTING VOLTAGE STRESS MITIGATION TECHNIQUES - A simplified explanation of the abstract
This abstract first appeared for US patent application 18571025 titled 'SOFT SWITCHING SOLID STATE TRANSFORMERS IMPLEMENTING VOLTAGE STRESS MITIGATION TECHNIQUES
The present disclosure describes a soft-switching solid-state power transformer with auxiliary resonant circuits and current-source inverter bridges.
- The transformer includes first and second auxiliary resonant circuits for improved efficiency.
- The first auxiliary resonant circuit is connected to a first winding of the transformer and consists of a resonant capacitor and inductor.
- A first current-source inverter bridge is linked to the first auxiliary resonant circuit.
- The second auxiliary resonant circuit is connected to a second winding of the transformer.
- A second current-source inverter bridge is linked to the second auxiliary resonant circuit.
- A first transformer capacitor is connected to the high voltage side of the first winding and ground.
Potential Applications: - Power distribution systems - Renewable energy systems - Electric vehicle charging stations
Problems Solved: - Reduced switching losses - Improved power efficiency - Enhanced reliability
Benefits: - Higher efficiency - Reduced power losses - Improved system reliability
Commercial Applications: Title: Soft-Switching Solid-State Power Transformer for Efficient Power Distribution This technology can be utilized in various industries such as power distribution, renewable energy, and electric vehicle charging, offering improved efficiency and reliability in power systems.
Prior Art: Readers can explore prior art related to soft-switching power transformers, resonant circuits, and current-source inverter bridges in the field of power electronics.
Frequently Updated Research: Stay updated on the latest advancements in soft-switching power transformer technology, resonant circuits, and current-source inverter bridges for power distribution systems.
Questions about Soft-Switching Solid-State Power Transformers: 1. How does the soft-switching technology improve power efficiency in transformers? Soft-switching technology reduces switching losses and improves overall efficiency by minimizing power dissipation during operation.
2. What are the key advantages of using auxiliary resonant circuits in power transformers? Auxiliary resonant circuits help improve power factor correction, reduce voltage stress on components, and enhance overall system efficiency.
Original Abstract Submitted
An exemplary embodiment of the present disclosure provides a soft-switching solid-state power transformer comprising a transformer, first and second auxiliary resonant circuits, first and second current-source inverter (CSI) bridges, and a first transformer capacitor. The first auxiliary resonant circuit can be coupled to a first winding connection of the transformer. The first auxiliary resonant circuit can comprise a resonant capacitor coupled across the first winding connection, and a resonant inductor coupled across the first winding connection in parallel with the resonant capacitor. The first CSI bridge can be coupled to the first auxiliary resonant circuit. The second auxiliary resonant circuit can be coupled to the second winding connection of the transformer. The second CSI bridge can be coupled to the second auxiliary resonant circuit. The first transformer capacitor can be coupled to a high voltage side of the first winding connection and a ground.
