Abstract
This paper introduces a novel power management architecture for battery powered portable applications, where ac-dc power adapters are used to charge the battery. The flyback-based system allows independent regulation of output bus voltage, irrespective of adapter output, and battery cell voltages. This architecture creates the flexibility to use a wide range of adapters to power the device while charging the battery cells. The effectiveness of the introduced architecture is verified on a 20-W, 100 kHz experimental prototype. Experimental results demonstrate tight output bus voltage regulation over a wide range of adapter-provided dc inputs and smooth transitions between adapter and battery powered modes of operation.
| Original language | English |
|---|---|
| Title of host publication | 2013 15th European Conference on Power Electronics and Applications, EPE 2013 |
| DOIs | |
| State | Published - 17 Dec 2013 |
| Externally published | Yes |
| Event | 2013 15th European Conference on Power Electronics and Applications, EPE 2013 - Lille, France Duration: 2 Sep 2013 → 6 Sep 2013 |
Publication series
| Name | 2013 15th European Conference on Power Electronics and Applications, EPE 2013 |
|---|
Conference
| Conference | 2013 15th European Conference on Power Electronics and Applications, EPE 2013 |
|---|---|
| Country/Territory | France |
| City | Lille |
| Period | 2/09/13 → 6/09/13 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
Keywords
- Converter circuit
- DC power supply
- High frequency power converter
- Power management
- Switched-mode power supply
ASJC Scopus subject areas
- Energy Engineering and Power Technology
- Fuel Technology
- Electrical and Electronic Engineering
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