Department of Bioproducts and Biosystems Engineering
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College of Food, Agricultural and Natural Resource Sciences

Institute of Technology

Extension

Jonathan Chaplin, Professor

2009_10180031

Jonathan Chaplin

Phone:  612-625-8146
E-mail:  jchaplin@umn.edu


B.S. Agricultural Engineering, NCAE, Silsoe College, United Kingdom, 1976
M.S. Agricultural Engineering, Iowa State University, Ames, Iowa, 1980
Ph.D. Agricultural Engineering, Iowa State University, Ames, Iowa, 1983






Areas of Interest
 
My current research area has focused on the design of sensors and machinery for precision agriculture. Precision farming is a method in which inputs to crops can be controlled so that environmental impacts can be minimized while the farmer optimizes the inputs for the crop. Data is used to make digital maps which are referenced by a machine applying variable rates of material while moving through the field. The inputs may be seed, fertilizer, water, or fuel and labor.


Selected Publications
 
Shutske, J. M., W. Gilbert, and *J. Chaplin*. 2001. Evaluation of a microwave/infrared human presence system for agricultural equipment. Journal of Agricultural Safety and Health 7(4): 253-264.

*Chaplin, J*., N. Hemming, and B. Hetchler. 2004. Comparison of Impact Plate and Torque-based Grain Mass Flow Sensors. Transactions of the American Society of Agricultural Engineers, Vol. 47(4):1337-1345.

Hemming, N., and *J. Chaplin* 2005. Determining Lag Time for Mass Flow in a Combine. Transactions of the American Society of Agricultural Engineers Vol. 48(2): 823-829.

Pulley, R., M. Min, and *J. Chaplin*. 2007. Developing a Texture Based Soil Hydrologic Characteristics Model and Extending This Model to Predict Soil Strength Characteristics. Transactions of the American Society of Agricultural Engineers. Vol. 51(2).

*J. Chaplin*, M. Min, and R. Pulley. 2007. Compaction Remediation for Construction Sites, Final Report. Minnesota Department of Transportation.



Courses Taught

  • IE 5513 Engineering Safety,
  • BAE 8303 Machinery Modeling
  • BBE 5480 Off-Road Vehicle Design