Office: 101M ECE Department
Phone Number: 701-231-7365
Fax number: 701-231-8677
Power Electronics, Electronics
Ph.D. Indian Institute of Technology, Madras, India - 1981
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, S.
Yuvarajan and B. Ramaswami, "Analysis of a
current inverter feeding an
induction motor load,"
IEEE Trans. Industry Applications, Vol. IA-16, May/June 1980.
6. B. Ramaswami and
S. Yuvarajan, "Speed control of a squirrel cage induction motor using a
current-fed inverter,"
Electronics and Electricals, April 1983.
7. Abdollah Khoei and S. Yuvarajan, "Dynamic braking of induction
motors using dc injection,"
Electrical 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,
waveform generators 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 S. Yuvarajan, "Control and
protection circuit drives variable power factor
MCT converter," 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.
23.
L. Fan, S. Yuvarajan, and R. Kavasseri, “Harmonic analysis of a DFIG for
wind energy
conversion system,” IEEE Trans. Energy
Conversion, Vol. 25, No. 1, pp. 181-190,
March 2010.
24. C. Ababei, S. Yuvarajan, and D. Schulz, “
Toward Integrated PV Panels and Power
Electronics Using Printing
Technologies.” Solar Energy (Elsevier),
Vol. 84,
pp. 1111 – 1123, April 2010.
25. L. Fan, Z. Miao, S. Yuvarajan, and R. Kavasseri,
“Hybrid modeling of DFIGs for wind
energy conversion systems”,
Simulation Modelling Practice and Theory, Vol. 18,
Issue 7, pp. 1032-1045, August 2010.
26. Z. Miao, L.
Fan, D. Osborn, and S. Yuvarajan, “Wind farms with HVDC delivery in
inertial response and primary frequency control,” IEEE Trans. Energy
Conversion,
Vol. 25, No. 4, pp. 1171 – 1178, Dec. 2010.
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, Toronto, Oct. 1978.
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, Morgantown, WV, 1984.
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, Syracuse, NY, 1987.
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, Syracuse, NY, 1987.
6. S. Yuvarajan and Abdollah
Khoei, "Harmonic behavior of three phase
induction motorsfed by
direct ac-ac converters,"
Midwest Symposium on Circuits and Systems, St. Louis, 1988.
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, St.
Louis, 1988.
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,
Champaign, IL, July 1989.
10. Abdollah Khoei
and S. Yuvarajan, "Steady state performance of a single phase induction
motor
fed by a direct 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,
Calgary, 1990.
12. S. Yuvarajan, "Switching
characteristics of an IGBT," Proc. IEEE IAS Annual Meeting,
Seattle, Oct. 1990.
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, Monterey, CA,
May 1991.
14. S. Yuvarajan, "Gate control circuit and switching
characteristics of a MOS Controlled
Thyristor
(MCT)."Proc. IEEE IAS Annual Meeting, Dearborn, MI,
Sept./Oct.1991.
15. S. Yuvarajan and L. Wang, "Performance analysis and
signal processing in a current sensing
Power MOSFET (SENSEFET),"
Proc. IEEE IAS Annual Meeting,
1991.
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," Atlanta,
GA, Aug. 1993.
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, Toronto, Canada, Oct. 1993.
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,
Orlando, FL, Feb. 1994.
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, Monterey,
CA, Aug. 1994.
21. Danny Quek, S. Yuvarajan, J. Weimer, and G. Fronista, "Development of variable-power-
factor MCT converters," Proc.
of Intersociety Energy Conversion Engineering Conference,
Monterey, CA, Aug. 1994.
22. Danny Quek and S. Yuvarajan, "Design of control and
protection schemes for MCT
converters," Proc. of Midwest
symposium on circuits and Systems, Lafayette, LA, Aug.
1994.
23. M. Chen and S. Yuvarajan, "Development of a dc chopper fed a
resonant dc link," Proc.
of Midwest
Symposium on Circuits and Systems, Lafayette, LA , Aug. 1994.
24. Danny Quek and S. Yuvarajan, "A novel gate
drive for the MCT incorporating overcurrent
protection," Proc. of 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,
Singapore, February 1995.
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, Dallas, Texas, March
1995.
28. DaFeng Weng and S. Yuvarajan,
"AC-DC converter using second-harmonic-injected PWM,"
Proc. IEEE Power Electronics
Specialists Conference , Atlanta, Georgia, June 1995.
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 S. Yuvarajan, "A
novel full bridge zero-voltage-transition PWM dc-dc
converter using a 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, St. Louis,
MO, June 1997.
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 S.
Yuvarajan, "Minimization of input current distortion in a power factor
corrector using 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 S. Yuvarajan, "Analog
realization of fuzzifier and defuzzifier
interfaces for fuzzy
chips," Proc. of North
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, St. Louis, Missouri, October
1998.
38. S. Yuvarajan and D. Weng, "Three-phase
power factor corrector with an adjustable output
voltage," Proc. of Power
Systems World International Conference, Santa Clara, California,
November 1998.
39. D. Weng and S. Yuvarajan, "Resonant-boost-input three-phase power
factor corrector with a
low current stress on
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, Denmark, June 1999.
41. D. Weng and S. Yuvarajan, "Resonant-boost-input three-phase
power factor corrector using
IGBT switches with ZCS switching
condition." Proc. of IEEE IAS Annual Meeting, Phoenix,
AZ, Oct. 1999.
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, Boston, Oct. 2000.
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, Boston, Oct. 2000.
45. Jing He and S. Yuvarajan, "Microprocessor-based fuzzy
logic control of a power factor corrector,"
Proc.of Power Systems World International Conference,
Boston, Oct. 2000.
46. Shanguang Xu and S. Yuvarajan,
"An electronic load for dc power supplies," Proc. of Power
Systems World International
Conference, Boston, Oct. 2000.
47. Shanguang Xu and S. Yuvarajan,
"Resonant-boost ac-dc-dc converter," Power Systems World
Conference, Chicago, September
2001.
48. S. Yuvarajan and Shanguang Xu, "Single-stage
resonant-boost ac-dc-ac inverter," Proc. IEEE
Applied Power Electronics
Conference, Dallas, TX, March 2002.
49. S.
Yuvarajan and Shanguang Xu, “Photo-voltaic power converter with a simple
Maximum Power
Point Tracker, Proc. ISCAS 2003, Bangkok, Thailand, May 2003.
50. M. Jayachandran
and S. Yuvarajan, “Thyristor-controlled Photo-voltaic
power converter,” Proc.
Power Systems World Conference, Los
Angeles, CA, Nov. 2003.
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, Van Couver, Canada, May 2004.
53. Dachuan Yu and S. Yuvarajan,
“Modeling and performance studies of a fuel-cell-powered boost
converter,” Proc. of IEEE International Telecommunications Energy Conference,
Chicago, Sept. 2004.
54. S. Yuvarajan and D. Yu, “Electronic circuit model for PEM fuel
cells,” Proceedings of
Fuel Cell Seminar, San Antonio, TX, Nov. 2004.
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, Chicago, Nov. 2004.
56. S.
Yuvarajan and Yinying Kuai, “An improved
voltage-based maximum power point tracking method for
photovoltaic panels,” Proceedings of
Power Systems World Conference, Baltimore, October 2005.
58. S. Yuvarajan and Juline Shoeb, “Lighting system
with and LED string fed by PV Panel,” Proceedings of
Power Systems World Conference, Long Beach, CA, Oct. 2006.
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, S. Yuvarajan, and J. Glower, “A Comparison of
Slip Control, FMAC and
Vector 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, Calgary, Canada,
Sept. 2008.
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), Dearborn, Michigan,
September 2009.
68. S. Yuvarajan and M. Kaderbhai,
“Hybrid renewable Energy system with wind turbine and
PV panels”, Proceedings of IEEE Green Technologies Conference, April 2010.
69. L. Fan, S. Yuvarajan, and R. Kavasseri, “Harmonic analysis of
doubly-fed induction generator”,
Proceedings of Transmission and Distribution Conference, New Orleans, LA, April
2010.
70. S. Yuvarajan and M. Kaderbhai, “PV
assisted wind energy systems with a DFIG,” Proceedings of
International Conference on Intelligent
Design and Analysis of Engineering Products and Computation,
July 2010.
71. Xin Wang, S. Yuvarajan, and L. Fan, “MPPT Control for a PMSG-Based grid-tied wind
generation system”, Proceedings of IEEE North Atlantic Power Systems (NAPS)
Conference,
Oct. 2010.
72. E. Ahmed
and S. Yuvarajan, “Hybid renewable energy system
using DFIG and multilevel inverter,” Proceedings of IEEE Green Technology
Conference, Tulsa, OK, April 2012.
73. A. Mondal and S. Yuvarajan, “MPPT scheme for
small scale photovoltaic systems using dSPACE,”
Proceedings
of IEEE Green Technology Conference,
Tulsa, OK, April 2012.
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.
Office:
101M ECE Department
Phone Number: 701-231-7365
Fax number: 701-231-8677
Power Electronics, Electronics
Ph.D. Indian Institute of Technology, Madras, India - 1981
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, S. Yuvarajan
and B. Ramaswami, "Analysis of a current
inverter feeding an induction
motor load," IEEE Trans. Industry
Applications, Vol. IA-16, May/June 1980.
6. B. Ramaswami and S.
Yuvarajan, "Speed control of a squirrel cage induction motor using a
current-fed
inverter," Electronics and Electricals,
April 1983.
7. Abdollah Khoei
and S. Yuvarajan, "Dynamic braking of induction motors using dc
injection," Electrical
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 S. Yuvarajan, "Control and protection
circuit drives variable power factor MCT converter,"
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, Toronto, Oct. 1978.
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, Syracuse, NY, 1987.
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, Syracuse, NY, 1987.
6. S. Yuvarajan and Abdollah Khoei, "Harmonic behavior of three phase induction motorsfed by direct ac-ac
converters," Midwest Symposium on Circuits
and Systems, St. Louis, 1988.
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, Champaign, IL, July
1989.
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, Seattle, Oct. 1990.
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, Monterey, CA, May 1991.
14.
S. Yuvarajan, "Gate control circuit and switching characteristics of a MOS
Controlled Thyristor (MCT)."Proc.
IEEE IAS Annual Meeting, Dearborn, MI,
Sept./Oct.1991.
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, Toronto,
Canada, Oct. 1993.
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, Orlando, FL, Feb. 1994.
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, Monterey, CA, Aug. 1994.
21. Danny Quek, S. Yuvarajan, J. Weimer, and G. Fronista, "Development of variable-power-
factor MCT
converters," Proc. of Intersociety
Energy Conversion Engineering Conference, Monterey, CA, Aug. 1994.
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 S. Yuvarajan, "A novel gate drive for
the MCT incorporating overcurrent protection,"
Proc. of
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, Singapore, February 1995.
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 S.
Yuvarajan, "Minimization of input current distortion in a power factor
corrector using
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, St. Louis,
Missouri, October 1998.
38. S. Yuvarajan and D. Weng, "Three-phase power factor
corrector with an adjustable output voltage," Proc. of
Power Systems World International
Conference, Santa Clara, California, November 1998.
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, Phoenix, AZ, Oct. 1999.
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, Boston, Oct. 2000.
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, Boston, Oct. 2000.
45. Jing He and S. Yuvarajan, "Microprocessor-based fuzzy
logic control of a power factor corrector," Proc.
of Power Systems World International Conference, Boston, Oct. 2000.
46. Shanguang Xu and S. Yuvarajan, "An electronic load for dc
power supplies," Proc. of Power Systems
World International Conference,
Boston, Oct. 2000.
47. Shanguang Xu and S. Yuvarajan, "Resonant-boost ac-dc-dc
converter," Power Systems World Conference,
Chicago, September 2001.
48. S. Yuvarajan and Shanguang Xu, "Single-stage
resonant-boost ac-dc-ac inverter," Proc. IEEE Applied Power
Electronics Conference, Dallas, TX,
March 2002.
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, Los
Angeles, CA, Nov. 2003.
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, Chicago,
Sept. 2004.
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, Baltimore,
October 2005.
58. S. Yuvarajan and Juline Shoeb, “Lighting system
with and LED string fed by PV Panel,” Proceedings of Power
Systems World Conference, Long Beach,
CA, Oct. 2006.
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, S. Yuvarajan, and J. Glower, “A Comparison of
Slip Control, FMAC and Vector
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.