**6. References**


[12] G. Venkataramanan. B. K. Johnson, and A. Sundaram, "An AC-AC power converter for custom power applications," IEEE Transactions on Power Delivery, vol. 11, pp. 1666- 1671, July 1996.

146 An Update on Power Quality

**Author details** 

**6. References** 

1993.

Oct. 1997.

no. 2, April 2005.

B4-7, Apr. 1998.

Jan.\Feb. 2000.

*(DUET), Gazipur, Bangladesh*  Mohammad Jahangir Alam

*Technology (BUET), Dhaka, Bangladesh* 

Comput. Appl. Power, vol. 9, pp. 48-51, Oct. 1996.

Power Quality Assurance, pp. 92-97, July/Aug. 1997.

conditioning," Power Quality Assurance, pp.42-48, Sept./Oct. 1998.

converters," IEEE Power Electronics Letters, vol. 1, no.1, March 2003.

Raju Ahmed

the proposed regulator is more than 90%.

signal of the switches an IC chip SG1524B is used which is compact and commercially available at a very low cost. The input current of the proposed regulator is sinusoidal and the input power factor is above 0.9. From simulation results it is seen that the efficiency of

*Electrical and Electronic Engineering Department, Dhaka University of Engineering and Technology* 

[1] P. B. Steciuk and J. R. Redmon, "Voltage sag analysis peaks customer service," IEEE

[2] M. F. McGranaghan, D. R. Mueller, and M. J. Samotyj, "Voltage sags in industrial systems," IEEE Transactions on Industrial Application., vol. 29, pp. 397-403, Mar./Apr.

[3] M. H. J. Bollen, "The influence of motor reacceleration on voltage sags," IEEE

[4] M. H. J. Bollen, "Characterization of voltage sags experienced by three phase adjustable-speed drives," IEEE Transactions on Power Delivery, vol. 12, pp. 1666-1671,

[5] H. G. Sarmiento and E. Estrada, "A voltage sag study in an industry with adjustable speed drives",IEEE Industry Applications Magazine., vol. 2, pp. 16-19, Jan./Feb. 1996. [6] N. Kutkut, R. Schneider, T. Grand, and D. Divan, "AC voltage regulation technologies,"

[7] D. Divan, P. Sulherland, and T. Grant, "Dynamic sag corrector: A new concept in power

[8] A. Elnadt and Magdy M. A. Salama, "Unified approach for mitigating voltage sag and voltage flicker using the DSTATCOM," IEEE Transactions on Power Delivery, vol. 30,

[9] S. M. Hietpas and R. Pecan, "Simulation of a three-phase boost converter to compensate for voltage sags, " in Proceeding. IEEE 1998 Rural Electric Power Conference, pp. B4-1-

[10] S. M. Hietpas and Mark Naden, "Automatic voltage regulator using an AC voltagevoltage converter," IEEE Transactions on Industrial Application, vol. 36, pp. 33-38,

[11] F. Z. Peng, Lihue Chen, and Fan Zhang, "Simple topologies of PWM AC-AC

Transactions on Industrial Application, vol. 31, pp. 667-674, July/Aug. 1995.

*Electrical and Electronic Engineering Department, Bangladesh University of Engineering and* 


690-698, 1983.

March/April 1994.

695, 1995

403, March/April 1993.

and vol. II, Hayden; 1977.

Siemens Components, June, pp. 81-85, 1990.

79, 1975.

Corporation, U. S. A, 1986.

[29] Unitrode, "Switching Regulated Power Supply Design Seminar Manual," Unitrode

[30] M. H. Rashid, "A Thyristor Chopper With Minimum Limits on Voltage Control of DC

[31] K. P. Severns and G. E. Bloom, "Modern DC-to-DC Switch Mode Power Converter

[32] S. Cûk, "Survey of Switched Mode Power Supplies," IEEE International Conference on

[33] M. Ehsani, R. L. Kustom, and R. E. Fuja, "Microprocessor Control of A Current Source DC-DC Converter," IEEE Transactions on Industrial Applications, Vol. LA19, No. 5, pp.

[34] R. D. Middlebrook, "A Continuous Model for the Tapped-Inductor Boost Converter," IEEE Power Electronics Specialists Conference Record, Culver City, CA, U. S. A, pp.63-

[35] Slobodan Cûk R. D. Middlebrook, "A General Unified Approach to Modeling Switching DC-to-DC Converters in Discontinuous Conduction Mode," IEEE Power Electronics

[36] R. D. Middlebrook and Slobodan Cûk, "Modeling and Analysis Methods for DC-to-DC Switching Converters," IEEE International Semiconductor Power Converter Conference

[37] Slobodan Cûk and R. D. Middlebrook, "Coupled Inductor and other Extensions of a New Optimum Topology Switching DC-to-DC Converter," IEEE Industry Applications

[39] C. Chen and Deepakraj M. Divan, "Simple Topologies for Single Phase AC Line Conditioning," IEEE Transactions on Industry Applications, Vol.30, No.2, pp. 406-412,

[40] Mark F. McGranaghan, David R. Mueller and Marek J. Samotyj, "Voltage Sags in Industrial Systems," IEEE Transactions on Industry Applications, Vol.29, No.2, pp. 397-

[41] S. Cûk and R. D. Middlebrook, "Advances in Switched Mode Power Conversion," IEEE

[42] N. Mohan, Tore M. Undeland and William P.Robbins, "Power Electronics- Converters, Applications, and Design, " John Wiley and Sons Inc., Second ed., pp. 161-195 & 669-

[43] H. Veffer, "High Current, Low Inductance GTO and IGBT Snubber Capacitors,"

[45] E. R. Hnatek, "Design of Solid-State Power Supplies," Van Nostrand Reinhold; 1971. [46] A. I. Pressman, "Switching and Linear Power Supply," Power Converter Design, vol. I

Society Annual Meeting, Record, Los Angeles, CA, U. S. A, pp.1110-1126, 1977. [38] R. D. Middlebrook and Slobodan Cûk, "Isolation and Multiple Output Extensions of a New Optimum Topology Switching DC-to-DC Converter," IEEE Power Electronics

Specialists Conference Record, Syracuse, NY, U. S. A, pp.256-264, 1978.

Transactions on Industrial Electronics, Vol. IE 30. No. 1, pp.10-29, 1983.

[44] B. D. Bedford and R. G. Hoft, "Principles of Inverter Circuits," Wiley: 1964.

Drives, " International Jurnal of Electronics, Vol. 53, No. 1, pp.71-81, 1982.

Power Electronics and Variable Speed Drives, London, pp. 83-94, 1985.

Specialists Conference Record, Palo Alto, CA, U. S. A, pp. 36-57, 1977.

Record, Lake Buena Vista, FL, U. S. A, pp.90-111, 1977.

Circuits," Van Nostrand Reinholdd Company, Inc., New York, U. S. A, 1983.
