Office: 101M ECE Department
Phone Number: 701-231-7365
Fax number: 701-231-8677
Power Electronics, Electronics
Ph.D. Indian Institute of Technology,
M.Tech. Indian Institute of Technology, Madras, India - 1969
B.E.(Hons) Government College of Technology, Coimbatore, India - 1966
A. Journal Publications
1. S. Yuvarajan and B. Ramaswami, "Suboptimal approach
to the time optimal control of second order
systems with complex poles," IEEE
Trans. Automatic Control, Vol. AC-14, 1969.
2. S. Yuvarajan and B. Ramaswami, "Time-optimal
quasi-stationary switching boundary for third system," Int.
Journal of Control, Vol. 14, 1971.
3. V. Subbiah and S. Yuvarajan, "On charging of ideal
capacitors," Indian Journal of Technical Education, Vol.
2, 1973.
4. S. Yuvarajan, B. Ramaswami and V. Subrahmanyam,
"Analysis of current controlled inverter-fed induction
motor drive using digital simulation," IEEE
Trans. Industrial Electronics and Control Instrumentation, Vol.
IECI-27, May 1980.
5. V. Subrahmanyam,
motor load," IEEE Trans. Industry
Applications, Vol. IA-16, May/June 1980.
6. B. Ramaswami and
inverter," Electronics and Electricals,
April 1983.
7. Abdollah Khoei and
Machines and Power Systems, Vol. 10, No.5, 1985.
8. A. Khoei and S. Yuvarajan, "Single phase ac-ac converters
using Power MOSFET's," IEEE Trans. on
Industrial Electronics, Vol. 35, no. 3, Aug. 1988.
9. Hwa-liang Chiou,
for sine pulse width modulation," IEEE
Trans. Aerospace and Electronic Systems, Vol. 30, April 1994.
10. S. Yuvarajan and H. Chiou, "A novel sine PWM scheme using waveform
generators, " IEEE Trans. Industrial
Electronics, Vol. 41, June 1994.
11. Danny Quek and
Power Conversion and Intelligent Motion, August
1994.
12. S. Yuvarajan and Danny Quek, "A simple PSPICE model for the
MCT," IEEE Trans. Industrial Electronics,
Vol. 42, No. 5, October 1995.
15. S. Yuvarajan and Abdollah Khoei, “A novel PWM for harmonic reduction and
its application to ac-dc
converters,” IETE Journal of
Research, Vol. 48, No. 2, pp. 85-92, March-April 2002.
16. A.
Khoei, Kh. Hadidi, S. Jamal, and S. Yuvarajan, “Speed control of a dc motor
using a new fuzzy controller,”
IETE Journal of Research, Vol. 48, No. 2, pp. 93-98, March-April 2002.
21. S. Yuvarajan and
Linging Fan, “A
doubly-fed induction generator-based wind generation system with quasi-sine
rotor injection,” Journal of Power Sources, Vol. 184, No. 1, pp. 325-330, Sept.
2008.
22. Z. Miao, L. Fan, D. Osborn, and S. Yuvarajan,
“Control of DFIG based Wind Generation to Improve Inter-Area
Oscillation Damping,” IEEE Transactions on Energy Conversion, Vol. 24, No. 2,
pp. 415-422, June 2009.
B. Publications in Refereed Conference Proceedings
1. V. Subrahmanyam, S. Yuvarajan and B. Ramaswami, "On the
utility of Park's vector in the analysis of
commutation of a current source inverter feeding
an induction motor," Proc. of Industrial Applications Society
Annual Meeting,
2. S. Yuvarajan and B. Ramaswami, "Digital simulation of a
thyristor-fed dc motor drive," Proc. of the
27th Midwest Symposium on circuits and systems,
3. S. Yuvarajan, "Digital simulation of a solid state
dc motor drive using SPICE," Proc. of the 29th Midwest
Symposium on Circuits and Systems, Lincoln, NE,
1986.
4. S. Yuvarajan, A. Khoei, and C.H. Chan, "Microprocessor
based dc motor controller using Power MOSFET,"
Proc. of the Midwest Symposium on Circuits and
Systems,
5. A. Khoei and S. Yuvarajan, "Analysis of a rotor
controlled induction motor drive using digital simulation," Proc.
of the Midwest Symposium on Circuits and
Systems,
6. S. Yuvarajan and Abdollah Khoei, "Harmonic behavior of
three phase induction motorsfed by direct ac-ac
converters," Midwest Symposium on Circuits
and Systems,
7. Abdollah Khoei and S. Yuvarajan, "Single phase
direct ac-ac converter and its application to induction motor
drive," Midwest Symposium on
Circuits and Systems,
8. S. Yuvarajan and A. Khoei, "An improved direct
ac-ac converter and its application to three phase induction
motor control," Proc. IEEE IAS
Annual Meeting,
9. S. Yuvarajan, "Transfer function of a current-fed
induction motor," Proc. of the 32nd Midwest Symposium on
Circuits and Systems,
10. Abdollah Khoei and
ac-ac converter," Proc. IEEE IAS
Annual Meeting,
11. S. Yuvarajan, "DC to dc power conversion using IGBT
switches," Proc. of the 33rd Midwest Symposium on
Circuits and Systems,
12. S. Yuvarajan, "Switching characteristics of an
IGBT," Proc. IEEE IAS Annual Meeting,
13. S. Yuvarajan and Lu Wang, "Power conversion and control
using a current sensing Power MOSFET,"
Proc. of the 34th Midwest Symposium on
Circuits and Systems,
14. S. Yuvarajan, "Gate control circuit and switching
characteristics of a MOS Controlled Thyristor (MCT)."Proc.
IEEE IAS Annual Meeting,
15. S. Yuvarajan and L. Wang, "Performance analysis and
signal processing in a current sensing Power MOSFET
(SENSEFET)," Proc. IEEE IAS
Annual Meeting,
16. S. Yuvarajan and Hwa-liang Chiou, "Development of a
novel PWM scheme for resonant dc link inverters,"
Proc. of Intersociety Energy Conversion
Engineering Conference,"
17. S. Yuvarajan, H. Chiou, J. Weimer, and G. Fronista,
"Resonant dc link inverters with sine PWM control," Proc.
of Midwest Symposium on Circuits and
Systems, Detroit, MI, Aug. 1993.
18. S. Yuvarajan, Danny Quek, and J. Weimer, "Switching
characteristics and PSPICE model of an MCT," Proc.
of IEEE IAS Annual meeting,
19. S. Yuvarajan and Hwa-liang Chiou,
"Waveform-generator-based sine PWM scheme for resonant dc link
inverters," Proc. of Applied Power
Electronics Conference and Exposition,
20. S. Yuvarajan, M. Chen, J. Weimer, and G. Fronista,
"DC-DC power conversion using a resonant link," Proc.
of Intersociety Energy Conversion
Engineering Conference,
21. Danny Quek, S. Yuvarajan, J. Weimer, and G. Fronista,
"Development of variable-power- factor MCT
converters," Proc. of Intersociety
Energy Conversion Engineering Conference,
22. Danny Quek and S. Yuvarajan, "Design of control and
protection schemes for MCT converters," Proc. of
Midwest symposium on circuits and Systems,
23. M. Chen and S. Yuvarajan, "Development of a dc chopper fed a
resonant dc link," Proc. of Midwest
Symposium on Circuits and Systems,
24. Danny Quek and
IEEE IAS Annual Meeting, Denver, CO, Oct.
1994.
25. S. Yuvarajan, R. Nelson, and Danny Quek, "A study of the
effects of snubber on switching loss and EMI in an
MCT converter," Proc. of IEEE IAS Annual
Meeting, Denver, CO, Oct. 1994.
26. Danny Quek and S. Yuvarajan, "A novel PWM scheme for harmonic
reduction in power converters," Proc. of
International Conference on Power Electronics
and Drive systems,
27. DaFeng Weng and S. Yuvarajan, "Constant-switching-frequency
ac-dc converter using second-harmonic
injected PWM," Proc. of IEEE
Applied Power Electronics Conference and Exposition,
1995.
28. DaFeng Weng and S. Yuvarajan, "AC-DC converter using
second-harmonic-injected PWM," Proc. IEEE
Power Electronics Specialists Conference ,
29. DaFeng Weng and S. Yuvarajan, "Analysis of a boost-type power
factor corrector using a conductance model,
Proc. of IEEE Applied Power Electronics
Conference and Exposition, San Jose, California, March 1996.
30. DaFeng Weng and
saturable core reactor Proc. of IEEE IAS
Annual Meeting, Oct. 1996.
31. S. Yuvarajan and DaFeng Weng, "A novel soft-commuated
inverter with a nonlinear-core transformer," Proc.
of 1996 Power Systems World
International Conference.
32. DaFeng Weng and S. Yuvarajan, "A low-current-stress ZVT PWM
dc-dc converter using a saturable core
reactor," Proc. of IEEE Power
Electronics Specialists Conference,
33. S. Yuvarajan and DaFeng Weng, "Input current harmonic
reduction in ac-dc converters using rectified-voltage
PWM," Proc. of Powersystems
world International Conference, Sept. 1997.
34. Stefan Zebunke and
equal energy criterion," Proc. of
Powersystems World International Conference, Sept. 1997.
35. DaFeng Weng and S. Yuvarajan, "Resonant Boost Input Three
phase Power Factor Corrector," Proc. of IEEE
Applied Power Electronics Conference ,
Feb. 1998.
36. A. Khoei and
American Fuzzy Information Processing Society
(NAFIPS) Annual Meeting, August 1998.
37. A. Khoei and S. Yuvarajan, "Fuzzy-logic dc motor controller
with improved performance," Proc. of IEEE Industry
Applications Society Annual Meeting,
38. S. Yuvarajan and D. Weng, "Three-phase power factor corrector
with an adjustable output voltage," Proc. of
Power Systems World International
Conference,
39. D. Weng and
switches," Proc. of IEEE Applied Power
Electronics Conference, March 1999.
40. D. Weng and S. Yuvarajan, "Single-power-stage three-phase ac-dc-dc
converter with power factor correction," Proc.
of IEEE INTELEC,
41. D. Weng and
ZCS switching condition." Proc. of
IEEE IAS Annual Meeting,
42. T. Cannon, B. Csongradi, and S. Yuvarajan, "A harmonic-modulated
power factor corrector operating from 400
Hz ac mains," Proc. of Power systems
World International Conference, Chicago, IL, Nov. 1999.
43. Rahul Patil and S. Yuvarajan, "A dc-dc
converter with a variable input voltage and variable output voltage,"
Proc of Power Systems World International
Conference,
44. S. Yuvarajan and Dongseng Zhang, "Distortion
minimization in a single-phase power factor corrector using
a novel control circuit,"
Proc. of Power Systems World International Conference,
45. Jing He and
S. Yuvarajan, "Microprocessor-based fuzzy logic control of a power factor
corrector," Proc.
of Power Systems World International Conference,
46. Shanguang Xu and S. Yuvarajan, "An electronic load
for dc power supplies," Proc. of Power Systems
World International Conference,
47. Shanguang Xu and S. Yuvarajan, "Resonant-boost
ac-dc-dc converter," Power Systems World Conference,
48. S.
Yuvarajan and Shanguang Xu, "Single-stage resonant-boost ac-dc-ac
inverter," Proc. IEEE Applied Power
Electronics Conference,
49. S.
Yuvarajan and Shanguang Xu, “Photo-voltaic power converter with a simple
Maximum Power Point
Tracker, Proc. ISCAS 2003, Bankok, Thailand, May 2003.
50. M. Jayachandran and S. Yuvarajan, “Thyristor-controlled
Photo-voltaic power converter,” Proc. Power
Systems World Conference,
51. Dachuan Yu and
IEEE Applied Power Electronics
Conference,
52. S. Yuvarajan and D. Yu, “Characteristics and
modeling of PEM fuel cells,” Presented at IEEE International
Symposium on Circuits and Systems,
53.
Dachuan Yu and S. Yuvarajan, “Modeling and performance studies of a
fuel-cell-powered boost converter,”
Proc. of IEEE International Telecommunications Energy Conference,
54. S.
Yuvarajan and D. Yu, “Electronic circuit model for PEM fuel cells,” Proceedings
of
Fuel Cell Seminar,
55. D.
Yu and S. Yuvarajan, “Load sharing in a hybrid power system with fuel cell and
PV Panel,” Proceedings of
Power Systems World Conference,
56. S. Yuvarajan and Yinying
Kuai, “An improved voltage-based maximum power point tracking method for
photovoltaic panels,” Proceedings of Power Systems World Conference,
58. S. Yuvarajan and Juline Shoeb, “Lighting
system with and LED string fed by PV Panel,” Proceedings of Power
Systems World Conference,
59. K. Zhou, J.G. Zhang, S. Yuvarajan, and D.
Weng, “Quasi-active power factor correction circuit for HB LED
driver,” Proceedings of IEEE Applied Power Electronics Conference, Feb./March
2007.
60. S. Yuvarajan and Juline Shoeb, “A fast
and accurate maximum power point tracker for PV systems,” Proceedings
of IEEE Applied Power Electronics
Conference , Feb. 2008.
61. Lingling Fan, Zhixin Miao,
Control in DFIG Wind Generators,” Proceedings of IEEE Industrial Electronics
Conference 2008.
62. Lingling Fan and S. Yuvarajan, “Modeling and
Slip Control of A Doubly Fed Induction Wind Turbine Generator,”
Proceedings of North America Power
Symposium,
63. Zhixin Miao, Lingling Fan, Dale Osborn, and
Subbaraya Yuvarajan, “Control of DFIG based Wind Generation
to Improve Inter-Area Oscillation Damping”, Proceedings of IEEE PES General
Meeting 2008.
64. C. Roshau, S. Yuvarajan , and D. Schulz, “Modeling and Hardware Implementation of VMPPT for a PV Panel
with a Reference Cell,” Proceedings of IEEE PVSC Conference, June 2009
65.
Munir Kaderbhai and S. Yuvarajan, “Hybrid rotor injection scheme for a doubly
fed induction generator,”
Proceedings of the Symposium on
Power Electronics and Machines in Wind Applications (PEMWA),
Lincoln, Nebraska, June 2009.
66.
L. Fan, Z. Miao and S. Yuvarajan, “A unified model of doubly fed induction
generator for
simulating acceleration with rotor
injection and harmonics,” Proceedings of IEEE PES General Meeting, Aug. 2009.
67.
S. Yuvarajan, “High efficiency dc motor drive powered by a PEM fuel cell,”
Accepted for presentation at
IEEE Vehicle Power and Propulsion
Conference (VPPC),
Courses Taught
Power
Electronics
Microelectronics-Devices
Electronic Circuits
Communication Circuits
Advanced Electronics
Electrical Machines
Control Systems
Electrical Circuits
Basic Digital Systems
1. Direct AC-AC Converter and its Applications to Variable Speed Induction Motor Drives by A. Khoei (May 1989).
2. Certain Studies on a Resonant DC Link Inverter by H. Chiou (April 1993).
3. Design of Protection and Control Strategies for Low-loss MCT Power Converters by D. Quek (July 1994).
4. Power Conversion and Control Using a Resonant DC Link by M. Chen (April 1995).
5. Development of High Input-Power-Factor Power Supplies by D. Weng ( May 1996).
6. Resonant-boost Single-stage Power Supplies by S. Xu (September 2002).
7. Power Conversion and Control Methods for Renewable Energy Sources by D. Yu (May 2005).
Book
Chapters:
`MOS Controlled Thyristors (MCTs)’, Book Chapter in 'Power Electronics
Handbook' by Academic Press, August 2001.
Patent:
US Patent #6239995 'Resonant-boost three-phase power factor corrector with a
low current stress on switches' (With D. Weng).
Book
Review:
"Design
with Operational Amplifiers and Analog Integrated Circuits" by S. Franco 4th
Edition for McGraw-Hill.
"Power
Electronics," by M. Rashid, 3rd Edition for Prentice Hall.
Grants and Contracts:
Projects
Completed:
Power factor improvement of Thyristor converters, National Science
Foundation, $42,885, 1987 - '90.
Five course improvement projects funded by NDSU Faculty Development Committee, $4,825, 1985 - '98.
Performance
evaluation and improvement of a Resonant DC link Inverter with a limited
Q-factor, Air Force
Office of Scientific Research (AFOSR), $20,000, 1993.
Power
measurement and current feedback in a Resonant DC Link Inverter, Department of
Defense/EPSCoR,
$50, 370, 1993- '94.
High-performance Power Supply for The More Electric Aircraft, Department
of Defense/EPSCoR, $137,168,
1997 - 2001.
Design and Performance Evaluation of Fuzzy-logic-based AC/DC Converters, North Dakota State EPSCoR,
$20.000, 1998 – 2000.
A Novel Approach to Optimal Photo-voltaic Power Conversion, North Dakota State EPSCoR, $12,000,
2002 – 2003.
Professional Development:
Worked
on an AFOSR faculty research project at Wright Patterson Air Force Base during
May - Aug.,
1992.
Professional Affiliation:
Senior Member IEEE
Honors and Awards:
Government of India Technical Teacher Training Fellowship as a graduate student.