Dr. J.-S. LAI, "A High-Efficiency Low-Cost DC-DC Converter for SOFC - Performance and Control of V6 Converter", SECA Core Technology Program Review Meeting, May 11-13, 2006, 39 pages.
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Article : [SHEET538]

Titre : Dr. J.-S. LAI, A High-Efficiency Low-Cost DC-DC Converter for SOFC - Performance and Control of V6 Converter, SECA Core Technology Program Review Meeting, May 11-13, 2006, 39 pages.

Cité dans :[THESE133] B. BIDOGGIA, Etude et réalisation de nouveaux convertisseurs connectant plusieurs sources d'énergies renouvelables au réseau, These de doctorat, septembre 2005 - aout 2008.
Cité dans : [DIV484]  Recherche sur les mots clés HYDROGENE, PANNEAU SOLAIRE, EOLIENNE, SUPERCAPACITE, HYBRID VEHICLES et ENERGIE RENOUVELABLE, janvier 2011.
Auteur : Dr. Jih-Sheng (Jason) Lai - Virginia Polytechnic Institute and State University - Future Energy Electronics Center

Source : SECA Core Technology Program Review Meeting
Lieu : Boston, Massachusetts
Date : mai-juin 2006
Stockage : Thierry LEQUEU
Lien : VirginiaTechInverter.pdf - 39 pages, 963 Ko.
Pages : 1 - 39

Vers : Acknowledgement
Vers : Outline
Vers : Summary
Vers : Future Work

Sheet538a.jpg - 35 Ko


Acknowledgement

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- Technical support and encouragement of Don Collins of DOE NETL are greatly appreciated.
- Also quoted by Don Collins that a 1% increase in efficiency is worth $75/kWe given a $6.50/mbtu gas cost for a SOFC power plant of the size about 150kW . A motivation to high-efficiency power converter design.


Outline

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1. Fuel Cell Power Plant and DC/DC Converter Topology Options
- Single-phase / Half-bridge converter
- Two-phase / Full-bridge converter
- Three-phase / Three-phase bridge converter
- Six-phase / The proposed V6 converter

2. Features of V6 Converter

Sheet538b.jpg - 48 Ko

3. Calorimeter Setup and Test

4. Testing with PEM Fuel Cells

5. Conclusion


Summary

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. Static and dynamic performances of a new V6 converter has been presented
. Two calorimeters were built and calibrated
. PEM fuel cell has been tested under dynamic conditions for controller design purpose
. A circuit model has been verified for fuel cell dynamic study


Future Work

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. Test V6 converter with Calorimeter
. Incorporate DC/AC inverter for current ripple evaluation
. Work with PNNL for SOFC dynamic modeling in electrical circuits and test V6 converter with SOFC
. Develop energy balancing and control strategies with SOFC
. Test EMI performance at EPRI-PEAC


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