News

Alex DK Invotor

Prof. Alex Huang received 2019 IEEE Industry Applications Society Gerald Kliman Innovator Award

August 2019: Prof. Alex Q. Huang received the 2019 IEEE Industry Applications Society Gerald Kliman Innovator Award. He was recognized for development of “Si and SiC high-power devices and the promotion of their industry applications.”
“The IEEE Industry Applications Society (IAS) Gerald Kliman Innovator Award was established in 2005 to honor innovators who contributed to the technical areas of IAS’s Industrial Power Conversion Systems department. The award may be presented annually to an individual for meritorious contributions to the advancement of power conversion technologies through innovations and their application to industry. The technical field for this award includes, but is not limited to Electrical Machines, Electrical Drives, Power Electronic Systems and Power Electronic Devices. This Award is named in honor of Dr. Gerald Kliman, in memory of his many contributions and innovations to these technical areas. This award is sponsored by General Electric through the IEEE Foundation.”

INFW

INFEWS: National Science Foundation Research Traineeship(NRT) Program

May 2019: Semiconductor Power Electronics Center(SPEC) is proud to be part of the National Science Foundation Research Traineeship(NRT) Program. The NRT program at UT Austin, called INFEWS, prepares students from diverse backgrounds to become future leaders in addressing the most complex energy and water challenges in agriculture. For detail of the program please visit https://sites.utexas.edu/infews/. INFEWS supports graduate students in the form of a fellowship so highly motivated and engaged students are welcome to contact SPEC.

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SPEC to develop next generation grid forming PV inverters to enhance the resilience of power grid

March 2019: US DOE’s has recently announced to invest $36m in a number of projects to improve situational awareness of solar energy systems. Dr. Alex Huang. SPEC director and ECE professor is part of the Solar Critical Infrastructure Energization (SOLACE) System project led by EPRI. The SOLACE project will develop a comprehensive resilience approach to high penetration solar based power grid.

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IEEE APEC 2019

March 2019: Dr. Alex Huang and several of SPEC students attended the APEC 2019 in Anaheim, CA, from March 17 to March 21. Several papers of Dr. Huang's group were published.

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SPEC hosted a lab tour for ISPG ESWG visitors

March 2019: SPEC hosted a lab tour during the Interagency Advanced Power Group (IAPG) Electrical Systems Working Group (ESWG) Meeting. Research scientist Dr. Ruiyang Yu, Ph.D. students Xinzhao, Soumik Sen and Wei Xu presents demo of the project outcomes to the meeting attendees.

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Prof. Alex Huang published a new book on energy internet

March 2019: Prof. Alex Huang published a new book,The Energy Internet: An Open Energy Platform to Transform Legacy Power Systems into Open Innovation and Global Economic Engines. With the potential to transform the infrastructure of the electric grid, the book provides analysis of various enabling technologies and technical solutions, such as control theory, communication, and the social and economic aspects that are central to obtaining a clear appreciation of the potential of this complex infrastructure. Provides a clear analysis of the architecture of the Energy Internet to ensure an understanding of the technologies behind generating, distributing and consuming electricity in this way. Includes a variety of global case studies of real-world implementation and pilot projects to thoroughly demonstrate the theoretical, technological and economic considerations.

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Prof. Alex Huang Elected to National Academy of Inventors

December 2018: Prof. Alex Q. Huang has been selected as a fellow in the prestigious National Academy of Inventors (NAI) for 2018. He was chosen for demonstrating “a highly prolific spirit of innovation in creating or facilitating outstanding inventions that have made a tangible impact on the quality of life, economic development and welfare of society.”

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SPEC undergradute students show GaN buck converter powering the data center on ECE Capstone Design

Nov 2018: Several SPEC undergraduate students showed their designed synchronous, half-bridge, GaN buck converter. They improve on existing power converters by achieving an efficiency greater than 97%, which is the current standard for 48V to 12V conversion.

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SPEC receives DOE award to develop Modular Hybrid SST

Semiconductor Power Electronics Center (SPEC) at UT Austin has received a grant from Department of Energy (DOE) to develop technologies for the next generation flexible and adaptable large power transformer(LPT). The developed Hybrid Solid State Transformer is suitable for constructing 138kV LPTs with an output voltage of 4kV, 35kV, 69kV, 115kV. The efficiency of the transformer will be more than 98%.

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SPEC Totem-Pole PFC paper published in IEEE Transactions on Power Electronics

November 2018: SPEC just published a paper on "Predictive ZVS Control with Improved ZVS Time Margin and Limited Variable Frequency Range for A 99% Efficient, 130W/in3 MHz GaN Totem-Pole PFC Rectifier" in IEEE Transactions on Power Electronics. Authors include Qingyun Huang, Ruiyang Yu, Qingxuan Ma, Alex Q. Huang

QingyunHuangPE2

SPEC PV inverter paper published in IEEE Transactions on Power Electronics

November 2018: SPEC just published a paper on "High-Efficiency and High-Density Single-Phase Dual-Mode Cascaded Buck-Boost Multilevel Transformerless PV Inverter with GaN AC Switches" in IEEE Transactions on Power Electronics. Authors include Qingyun Huang, Alex Q. Huang, Ruiyang Yu, Pengkun Liu and Wensong Yu

IEEE ECCE 2018

IEEE ECCE 2018

Sep 2018: Dr. Alex Huang and several of SPEC student and researches attended the ECCE 2018 in Portland, Oregon, USA on September 23 – 27. 6 SPEC papers were published. Qingxuan Ma presented student demo program.

Qingyun Huang Defense

SPEC Student Qingyun Huang's Defense

Jul 2018: Congratulations to SPEC student Qingyun Huang on his successful defence today. His dissartation title is "Advanced Single-Phase PV Inverter", his committee members include Alex Q. Huang (supervisor), Surya Santoso, Hao Zhu, Nan Sun, Mark Flynn.

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2018 Austin Power Electronics Symposium

May 2018: The inaugural 2018 Austin Power Electronics Symposium took place on May 30th at the Texas Advanced Computing Center with nearly 100 participants from academia and industry.

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Solar Energy Storage Problem May be Solved in New Single-System Technology

May 2018: SPEC director Dr. Alex Huang talks about SPEC project on M4 Inverter with DOE. Generating power from the sun isn’t the problem. The technology has been there for decades. Storing that power efficiently, however, has been a challenge. Until now.

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SPEC contributed GaN Power Device Roadmap published

May 2018: SPEC contributed GaN Power Device Roadmap published

DOE Solar Project

SPEC receives DOE funding to develop advanced utility scale solar inverter

April 2018: SPEC has been awarded $3M to develop and demonstrate an advanced utility scale solar inverter. The project goal, proposed under DOE FOA-0001740, ADVANCED POWER ELECTRONICS DESIGN FOR SOLAR APPLICATIONS, is to develop and demonstrate a Modular, Multi-function, Multiport, and Medium Voltage utility scale SiC solar inverter (M4 Inverter). The M4 Inverter is the next generation utility scale PV inverter needed to drastically reduce the LCOE cost by another 50% by 2030 and to provide the grid friendly functionalities needed for a PV dominant electric grid. Project partners are ERCOT, Toshiba International, Wolfspeed and Opal RT.

Office of Naval Research

SPEC receives ONR funding to develop PEBB13800

Semiconductor Power Electronics Center (SPEC) at UT Austin has received a grant from Office of Naval research (ONR) to develop technologies for the next generation Power Electronics Building Block. Called PEBB13800, the developed modular converter will be based on advanced SiC power devices and topology to power next generation DC shipboard power system directly from the 13.8 kV AC power source. This project is part of the ESRDC (Electric Ship Research and Development Center).

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Medium Voltage SST paper just published in the IEEE Transactions on Power Electronics

April 2018: SPEC researcher has just published a paper on medium voltage SST. The paper entitled "7.2 kV Single Stage Solid State Transformer Based on Current-Fed Series Resonant Converter and 15 kV SiC MOSFETs" is published in IEEE Transactions on Power Electronics. Authors include Qianlai Zhu, Li Wang, Alex Q. Huang, Kristen Booth and Liqi Zhang.

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SPEC power electronics control paper published in IEEE Transactions on Industrial Electronics

February 2018: SPEC just published a paper on "A Novel Dominant Dynamic Elimination (DDE) Control for Voltage-Controlled Inverter" in IEEE Transactions on Industrial Electronics. Authors include Xiangjun Quan, Xiaobo Dou, Zaijun Wu, Minqiang Hu, Hui Song and Alex Q. Huang

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Novel PV Inverter published in IEEE Journal of Emerging and Selected Topics in Power Electronics

March 2018: SPEC just published a paper on "Feedforward Proportional Carrier-based PWM for Cascaded H-bridge PV Inverter" in IEEE Journal of Emerging and Selected Topics in Power Electronics. Authors include Qingyun Huang and Alex Q. Huang

UT Campus

2018 Austin Power Electronics Symposium

SPEC will hold 2018 Austin Power Electronics Symposium at TACC, J.J. Pickle Research Campus on May 30, 2018.

IEEE APEC 2018

IEEE APEC 2018

Dr. Alex Huang and several of SPEC students attended the APEC 2018 in San Antonio, TX, from March 4 to March 8. More than 10 SPEC papers were published.

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Best Presentation Paper

Congratulations to SPEC student Hanning Tang. His poster at APEC2018 was selected as the best presentation paper.