A microcontroller-based, feedback power control system for microwave drying processes

Applied Engineering in Agriculture

Volumn 22, Issue 2, 2006, Pages 309-314

  Li, Zhenfeng ^a   Wang, Ning ^a   Raghavan, G S V ^a   Cheng, Weimin ^a  

^a MCGILL UNIVERSITY   (Canada)

Author keywords

Automatic control; Fast switching method; Fiber optic thermometer; Infrared temperature sensor; Zero crossing detection

Indexed keywords

FIBER OPTICS; INFRARED DEVICES; MICROWAVE HEATING; POWER CONTROL; SENSORS; THERMOCOUPLES; THERMOMETERS;

FEEDBACK POWER CONTROL SYSTEM; FIBER-OPTIC THERMOMETER; INFRARED SENSOR; MICROWAVE DRYING;

FEEDBACK CONTROL;

DAUCUS CAROTA;

EID: 33744504437     PISSN: 08838542     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (12)

1. Buffler, C. R. 1993. Microwave Cooking and Processing. New York: Van Nostrand Reinhold.
2. Changrue, V., P. S. Sunjka, Y. Gariepy, G. S. V. Raghavan, and N. Wang. 2004. Real-time control of microwave drying process. The Proceedings of The 14th International Drying Symposium. Sao Paulo, Brazil. DTF/FEQ/ Unicamp, ISBN: 85-904573-1-1. Vol. B: 941-948.
3. Cheng, W. M., G. S. V. Raghavan, M. Ngadi, and N. Wang. 2005. Microwave power control strategies on the drying process. Development and evaluation of new microwave drying system. Journal of Food Engineering In press and available on-line. http://www.sciencedirect.com/science/ journal/02608774.
4. Gerard, K. A., and J. S. Roberts, 2004. Microwave heating of apple mash to improve juice yield and quality. Lebensmittel-Wissenschaft und-Technologie 37(5): 551-557.
5. Greenfield, J. D. 1992. The 68HCII Microcontroller. Fort Worth, Tex.: Saunders College Publisher.
6. Liang L., Z. Mao, and T. Cheng. 2003. Study on the Application of Freeze Drying and Microwave Drying to Flowers. ASAE Paper No. 036075. St. Joseph, Mich.: ASAE.
7. Mullin, J. 1995. Microwave processing. New Methods of Food Preservation, 120-121. London, UK: Blachie Academic & Professional.
8. Ramaswamy, H. S., F. R. Van de Voort, G. S. V. Raghavan, D. Lightfoot, and G. Timbers. 1991. Feedback temperature control system for microwave ovens using a shielded thermocouple. J. of Food Science 56(2): 550-552.
9. Sanga, E., A. S. Mujumdar, and G. S. V. Raghavan. 2000. Principles and application of microwave drying. In Drying Technology in Agriculture and Food Sciences. Enfield, N.H.: Oxford and IBH Publishing Inc.
10. Sunjka, P. S. 2003. Microwave/vacuum and osmotic drying of cranberries. MSc. thesis. Montreal, Canada: McGill University, Department of Agricultural and Biosystems Engineering.
11. Techasena, O., A. Lebert, and J. J. Bimbenet. 1992. Simulation of deep bed drying of carrots. J. of Food Engineering 16(4): 267-281.
12. Venkatachalapathy, K., and G. S. V. Raghavan. 2000. Microwave drying of whole, sliced and pureed strawberries. International Agricultural Engineering Journal 9(1): 29-39.