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Research Output 1996 2019

  • 4238 Citations
  • 30 h-Index
  • 107 Conference contribution
  • 53 Article
  • 2 Chapter
  • 1 Book
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Article
2019

A simple ZVT auxiliary circuit for totem-pole bridgeless PFC rectifier

Yu, Z., Xia, Y. & Ayyanar, R., May 1 2019, In : IEEE Transactions on Industry Applications. 55, 3, p. 2868-2878 11 p., 8613921.

Research output: Contribution to journalArticle

Poles
Switches
Networks (circuits)
Electric potential
Zero voltage switching

Dynamic simulation of CIG in large unbalanced distribution systems using an open source tool

Yu, Z., Tang, Y., Yao, T. & Ayyanar, R., Jan 1 2019, In : IET Generation, Transmission and Distribution. 13, 9, p. 1638-1645 8 p.

Research output: Contribution to journalArticle

Computer simulation
Dynamic analysis
Dynamic models
Controllers
Networks (circuits)
2018
6 Citations (Scopus)

A 2.2-MHz Active-Clamp Buck Converter for Automotive Applications

Nan, C., Ayyanar, R. & Xi, Y., Jan 1 2018, In : IEEE Transactions on Power Electronics. 33, 1, p. 460-472 13 p., 7862295.

Research output: Contribution to journalArticle

Clamping devices
Switching frequency
Signal interference
Zero voltage switching
Electric potential
2 Citations (Scopus)

A new soft switching topology for switched inductor high gain boost

Yao, T., Nan, C. & Ayyanar, R., Jan 10 2018, (Accepted/In press) In : IEEE Transactions on Industry Applications.

Research output: Contribution to journalArticle

Diodes
Switches
Topology
Zero voltage switching
Clamping devices
Electric potential
Capacitance
Switching frequency
Silicon carbide
Leakage currents
3 Citations (Scopus)

High Step-up Transformer-less Inverter for AC Module Applications with Active Power Decoupling

Roy, J., Xia, Y. & Ayyanar, R., Aug 3 2018, (Accepted/In press) In : IEEE Transactions on Industrial Electronics.

Research output: Contribution to journalArticle

Electric potential
Critical currents
Capacitors
Capacitance
Switches
2017
5 Citations (Scopus)

A 500kHz, 3.3kW Power Factor Correction Circuit with Low-Loss Auxiliary ZVT Circuit

Kulasekaran, S. & Ayyanar, R., Aug 10 2017, (Accepted/In press) In : IEEE Transactions on Power Electronics.

Research output: Contribution to journalArticle

Networks (circuits)
Electric potential
Diodes
Zero voltage switching
Electric vehicles
48 Citations (Scopus)

A capacitance-minimized, doubly grounded transformer less photovoltaic inverter with inherent active-power decoupling

Xia, Y., Roy, J. & Ayyanar, R., Jul 1 2017, In : IEEE Transactions on Power Electronics. 32, 7, p. 5188-5201 14 p.

Research output: Contribution to journalArticle

Capacitance
Topology
Switching frequency
Leakage currents
Energy gap
5 Citations (Scopus)

A Multifunctional Double Pulse Tester for Cascode GaN Devices

Yao, T. & Ayyanar, R., Nov 1 2017, In : IEEE Transactions on Industrial Electronics. 64, 11, p. 9023-9031 9 p., 7900359.

Research output: Contribution to journalArticle

Gallium nitride
Inductance
Diodes
Hardware
Recovery
15 Citations (Scopus)

Converter Model for Representing Converter Interfaced Generation in Large Scale Grid Simulations

Ramasubramanian, D., Yu, Z., Ayyanar, R., Vittal, V. & Undrill, J., Jan 1 2017, In : IEEE Transactions on Power Systems. 32, 1, p. 765-773 9 p., 7448458.

Research output: Contribution to journalArticle

Electricity
2 Citations (Scopus)
Pulse width modulation
Networks (circuits)
Electric potential
Zero voltage switching
Switches
9 Citations (Scopus)

Overview of real-time simulation as a supporting effort to smart-grid attainment

Ibarra, L., Rosales, A., Ponce, P., Molina, A. & Ayyanar, R., Jun 1 2017, In : Energies. 10, 6, 817.

Research output: Contribution to journalArticle

Smart Grid
Real time systems
Simulators
Topology
Real-time
8 Citations (Scopus)

Sensor-Less Current Sharing over Wide Operating Range for Extended-Duty-Ratio Boost Converter

Roy, J. & Ayyanar, R., Nov 1 2017, In : IEEE Transactions on Power Electronics. 32, 11, p. 8763-8777 15 p., 7784727.

Research output: Contribution to journalArticle

Sensors
Electric potential
Switches
Capacitors
Hardware
2016
11 Citations (Scopus)

Accelerated Testing of Module-Level Power Electronics for Long-Term Reliability

Flicker, J., Tamizhmani, G., Moorthy, M. K., Thiagarajan, R. & Ayyanar, R., Nov 10 2016, (Accepted/In press) In : IEEE Journal of Photovoltaics.

Research output: Contribution to journalArticle

Power electronics
modules
Testing
Thermal cycling
electronics
43 Citations (Scopus)
Convex optimization
Energy storage
Planning
Cones
Capacitors
2015
2 Citations (Scopus)
Electric potential
Switching frequency
Engineers
46 Citations (Scopus)

Design and Strategy for the Deployment of Energy Storage Systems in a Distribution Feeder With Penetration of Renewable Resources

Nagarajan, A. & Ayyanar, R., Jul 1 2015, In : IEEE Transactions on Sustainable Energy. 6, 3, p. 1085-1092 8 p., 6855329.

Research output: Contribution to journalArticle

Energy storage
Transformer substations
Convex optimization
Energy resources
Life cycle
2014
36 Citations (Scopus)

Analysis, design, and experimental results of the semidual-active-bridge converter

Kulasekaran, S. & Ayyanar, R., 2014, In : IEEE Transactions on Power Electronics. 29, 10, p. 5136-5147 12 p., 6662491.

Research output: Contribution to journalArticle

Topology
Zero voltage switching
Switches
Switching circuits
Electric network topology
3 Citations (Scopus)

An approach to bumpless control for LPV modeled inverters in a microgrid

Steenis, J., Tsakalis, K. & Ayyanar, R., 2014, In : IEEE Transactions on Power Electronics. 29, 11, p. 6214-6223 10 p., 6714521.

Research output: Contribution to journalArticle

Controllers
Control theory
Interpolation
Scheduling
61 Citations (Scopus)

A photovoltaic array transformer-less inverter with film capacitors and silicon carbide transistors

Breazeale, L. C. & Ayyanar, R., 2014, In : IEEE Transactions on Power Electronics. 30, 3, p. 1297-1305 9 p., 6815697.

Research output: Contribution to journalArticle

Silicon carbide
Transistors
Networks (circuits)
Topology
Power converters
10 Citations (Scopus)

Preprocessing uncertain photovoltaic data

Fan, M., Vittal, V., Heydt, G. T. & Ayyanar, R., Jan 2014, In : IEEE Transactions on Sustainable Energy. 5, 1, p. 351-352 2 p., 6677516.

Research output: Contribution to journalArticle

Incident solar radiation
Sun
Earth (planet)
Uncertainty
2013
197 Citations (Scopus)

A DC-DC Multiport-converter-based solid-state transformer integrating distributed generation and storage

Falcones, S., Ayyanar, R. & Mao, X., 2013, In : IEEE Transactions on Power Electronics. 28, 5, p. 2192-2203 12 p., 6290413.

Research output: Contribution to journalArticle

Distributed power generation
DC-DC converters
Gyrators
Power quality
Topology
86 Citations (Scopus)
Electricity
Economics
Uncertainty
Costs
Monte Carlo simulation
2012
13 Citations (Scopus)

Electric power and energy engineering: The first century

Heydt, G. T., Ayyanar, R., Hedman, K. & Vittal, V., May 13 2012, In : Proceedings of the IEEE. 100, SPL CONTENT, p. 1315-1328 14 p., 6170535.

Research output: Contribution to journalArticle

Sustainable development
Processing
185 Citations (Scopus)

Probabilistic power flow studies for transmission systems with photovoltaic generation using cumulants

Fan, M., Vittal, V., Heydt, G. T. & Ayyanar, R., 2012, In : IEEE Transactions on Power Systems. 27, 4, p. 2251-2261 11 p., 6185718.

Research output: Contribution to journalArticle

Convolution
Random variables
Probability density function
Electricity
Uncertainty

Prolog to the section on electric power and energy engineering

Heydt, G. T., Ayyanar, R., Hedman, K. & Vittal, V., May 13 2012, In : Proceedings of the IEEE. 100, SPL CONTENT, p. 1313-1314 2 p., 6198346.

Research output: Contribution to journalArticle

Interoperability
Large scale systems
Automation
Electricity
Systems analysis
2011
209 Citations (Scopus)

Control strategy to mitigate the impact of reduced inertia due to doubly fed induction generators on large power systems

Gautam, D., Goel, L., Ayyanar, R., Vittal, V. & Harbour, T., Feb 2011, In : IEEE Transactions on Power Systems. 26, 1, p. 214-224 11 p., 5508309.

Research output: Contribution to journalArticle

Asynchronous generators
Damping
Power converters
41 Citations (Scopus)

Hybrid interleaved space vector PWM for ripple reduction in modular converters

Mao, X., Jain, A. K. & Ayyanar, R., 2011, In : IEEE Transactions on Power Electronics. 26, 7, p. 1954-1967 14 p., 5659913.

Research output: Contribution to journalArticle

Vector spaces
Phase shift
Pulse width modulation
Harmonic distortion
Electric potential
288 Citations (Scopus)

PWM control of dual active bridge: Comprehensive analysis and experimental verification

Jain, A. K. & Ayyanar, R., 2011, In : IEEE Transactions on Power Electronics. 26, 4, p. 1215-1227 13 p., 5559483.

Research output: Contribution to journalArticle

Modulation
Phase shift
Topology
Composite materials
2010
84 Citations (Scopus)

Reduction of torque ripple in induction motor drives using an advanced hybrid PWM technique

Basu, K., Prasad, J. S. S., Narayanan, G., Krishnamurthy, H. K. & Ayyanar, R., Jun 2010, In : IEEE Transactions on Industrial Electronics. 57, 6, p. 2085-2091 7 p., 5290087.

Research output: Contribution to journalArticle

Induction motors
Torque
Modulation
Vector spaces
Electric potential
137 Citations (Scopus)

Space-vector-based hybrid pulsewidth modulation techniques for reduced harmonic distortion and switching loss

Zhao, D., Hari, V. S. S. P. K., Narayanan, G. & Ayyanar, R., 2010, In : IEEE Transactions on Power Electronics. 25, 3, p. 760-774 15 p., 5233905.

Research output: Contribution to journalArticle

Harmonic distortion
Vector spaces
Modulation
Switching frequency
Pulse width modulation
2009
3 Citations (Scopus)

Estimation of microprocessor instantaneous load current

Lambert, W. J., Hill, M. J. & Ayyanar, R., Nov 2009, In : IEEE Transactions on Advanced Packaging. 32, 4, p. 831-840 10 p., 5229113.

Research output: Contribution to journalArticle

Microprocessor chips
Bandwidth
Deconvolution
Electric potential
12 Citations (Scopus)

Fast Load Transient Regulation of Low-Voltage Converters with the Low-Voltage Transient Processor

Lambert, W. J. & Ayyanar, R., 2009, In : IEEE Transactions on Power Electronics. 24, 7, p. 1839-1854 16 p.

Research output: Contribution to journalArticle

Electric potential
Voltage regulators
Transient analysis
Microprocessor chips
Capacitance
106 Citations (Scopus)
Time domain analysis
Switching frequency
Harmonic distortion
Hysteresis
Modulation

THE java-DSP phase 3 project: An interdisciplinary multi-university effort

Spanias, A., Hinnov, L., Stiber, M., Akujuobi, C., Pattichis, M., Pattichis, C., Doering, E., Ramamurthy, K., Mehta, S., Ayyanar, R. & Thornburg, H., 2009, In : ASEE Annual Conference and Exposition, Conference Proceedings.

Research output: Contribution to journalArticle

23 Citations (Scopus)

Voltage regulator optimization using multiwinding coupled inductors and extended duty ratio mechanisms

Oraw, B. S. & Ayyanar, R., 2009, In : IEEE Transactions on Power Electronics. 24, 6, p. 1494-1505 12 p.

Research output: Contribution to journalArticle

Voltage regulators
Capacitance
Inductance
Costs
Switching frequency
2008
107 Citations (Scopus)

Fault tolerant circuit topology and control method for input-series and output-parallel modular DC-DC converters

Choudhary, V., Ledezma, E., Ayyanar, R. & Button, R. M., Jan 2008, In : IEEE Transactions on Power Electronics. 23, 1, p. 402-411 10 p.

Research output: Contribution to journalArticle

Electric network topology
DC-DC converters
Topology
Electric potential
Space applications
1 Citation (Scopus)

Simulation based considerations in placement of capacitors near a dynamic voltage restorer

Suryanarayanan, S., Heydt, G. T., Ayyanar, R., Blevins, J. D. & Anderson, S. W., Oct 2008, In : Simulation Modelling Practice and Theory. 16, 9, p. 1430-1437 8 p.

Research output: Contribution to journalArticle

Capacitor
Placement
Capacitors
Voltage
Electric potential
200 Citations (Scopus)

Space vector based hybrid PWM techniques for reduced current ripple

Narayanan, G., Zhao, D., Krishnamurthy, H. K., Ayyanar, R. & Ranganathan, V. T., Apr 2008, In : IEEE Transactions on Industrial Electronics. 55, 4, p. 1614-1627 14 p.

Research output: Contribution to journalArticle

vector spaces
Vector spaces
ripples
Modulation
modulation
2007
166 Citations (Scopus)

Fault current contribution from synchronous machine and inverter based distributed generators

Nimpitiwan, N., Heydt, G. T., Ayyanar, R. & Suryanarayanan, S., Jan 2007, In : IEEE Transactions on Power Delivery. 22, 1, p. 634-641 8 p.

Research output: Contribution to journalArticle

Electric fault currents
Distributed power generation
Unloading
Planning
Electric potential
2006
16 Citations (Scopus)
rectifiers
converters
Zero voltage switching
transformers
requirements
120 Citations (Scopus)

Advanced bus-clamping PWM techniques based on space vector approach

Narayanan, G., Krishnamurthy, H. K., Zhao, D. & Ayyanar, R., Jul 2006, In : IEEE Transactions on Power Electronics. 21, 4, p. 974-984 11 p.

Research output: Contribution to journalArticle

Vector spaces
Pulse width modulation
Modulation
Harmonic distortion
Switching frequency
207 Citations (Scopus)

Common-duty-ratio control of input-series connected modular DC-DC converters with active input voltage and load-current sharing

Giri, R., Choudhary, V., Ayyanar, R. & Mohan, N., Jul 2006, In : IEEE Transactions on Industry Applications. 42, 4, p. 1101-1111 11 p.

Research output: Contribution to journalArticle

DC-DC converters
Electric potential
Specifications
Controllers
Computer simulation
2004
241 Citations (Scopus)
Electric potential
Negative resistance
Specifications
Controllers
8 Citations (Scopus)

A high-performance, integrated magnetics scheme for buck-cascaded push-pull converter

Gao, X. & Ayyanar, R., Mar 2004, In : IEEE Power Electronics Letters. 2, 1, p. 29-33 5 p.

Research output: Contribution to journalArticle

Gyrators
Basic oxygen converters
Zero voltage switching
Capacitors
Switches
27 Citations (Scopus)

Teaching Utility Applications of Power Electronics in a First Course on Power Systems

Mohan, N., Jain, A. K., Jose, P. & Ayyanar, R., Feb 2004, In : IEEE Transactions on Power Systems. 19, 1, p. 40-47 8 p.

Research output: Contribution to journalArticle

Power electronics
Teaching
2002
49 Citations (Scopus)

The design of power acceptability curves

Kyei, J., Ayyanar, R., Heydt, G., Thallam, R. & Blevins, J., Jul 2002, In : IEEE Transactions on Power Delivery. 17, 3, p. 828-833 6 p.

Research output: Contribution to journalArticle

Electric potential
Industry
2001
49 Citations (Scopus)
Charging (batteries)
Switches
Zero voltage switching
Zero current switching
146 Citations (Scopus)
Zero voltage switching
DC-DC converters
Topology
Switches
Electric potential