Professor Tien-Chien Jen


Thermal Manufacturing and Machining Group

Publications

Book Chapters

  • Jen, T.C., Yan, T., and Chen, Q., 2005, “Numerical Simulation Proton Exchange Membrane  Fuel Cell,” in Transport Phenomena in Fuel Cell, WIT Press, Ashurst Lodge, Ashurst, Southampton SO40 7AA, UK.

 

Technical Memoranda

  • Jen, T.C. and Anagonye, U.A.,"An Improved Transient Model of Tool Temperatures in Metal Cutting," GM Research and Development Center, Publication R&D-8840, June, 1998 (29 pages).

  • Stephenson, D.A., Jen, T.C., and Lavine, A.S., "Cutting Tool Temperatures in Contour Turning: Transient Analysis and Experimental Verification," GM Research and Development Center, Publication R&D-8322, March 1995 (29 pages).

  • Lavine, A.S. and Jen, T.C., "Thermal Analysis in Cylinder Honing," General Motors Award No. PMS19127, October 1991 (20 pages)

 

Scholarly Publications in Refereed Journals

  • Jen, T.C. and Nemecek, D., 2008, “Thermal Analysis of Wet-Clutch Subjected to A Constant Energy Engagement,” accepted for publication in International Journal of Heat and Mass Transfer, Vol. 51, No.7-8, pp. 215-244.

  • Cui, W., Li, L., Xin, M., Jen, T.C., Liao, Q., Chen, Q., 2007, “An Experimental Study of Flow Patterns and Pressure   Drop for Flow Boiling Inside Microfinned Helically Coiled Tube,” accepted for publication in International Journal of Heat and Mass Transfer, Vol. 51, No.1 , pp.169-175.

  • Jen, T.C., Tuchowski, F., and Chen, Y., 2008, “Investigation of Thermosyphon Cooling for Drilling Operation: An Experimental Study,” accepted for publication in International Journal of Transport Phenomena . (PDF)

  • Yan, T.Z. and Jen, T.C., 2008, “Two-Phase Flow Modeling of Liquid-Feed Direct Methanol Fuel Cell” accepted for publication in International Journal of Heat and Mass Transfer, Vo. 51, No.5-6, pp. 1192-1204.

  • Peng, L., Li, Y.R., Liu, Y.J., Imaishi, N., Jen, T.C., and Chen, Q., 2007, “Bifurcation and Hysteresis of Flow Pattern Transition in A Shallow Molten Silicon Pool with Cz configuration,” Numerical Heat Transfer Part A, Vol. 51, pp. 211-223.

  • Liao, Q., Jen, T.C., Chen, Q., Li, L., and Cui, W., 2007, “Heat Transfer Performance in 3D Internally Finned Heat Pipe,”  International Journal of Heat and Mass Transfer, Vol. 50, pp. 1231-1237. (PDF)

  • Cui, W. Li, L., Chen, Q. and Liao, Q., Jen, T.C., 2006, “ Heat Transfer and Pressure Drop Experimental Correlations for Air-Water Bubbly Flow,” International Journal of Heat and Mass Transfer, Vol. 49, pp.4417-4423.

  • Pan, L., Jen, T.C., He, C., Xin, M., and Chen, Q., 2006, “Heat Transfer and Bubble Movement of Two- and One-Sided Heating Subcooled Flow Boiling in Narrow Channel,”  ASME Journal of Heat Transfer, Vol. 128, pp.838-842.

  • Gutierrez, G., Cantano, J., Jen, T.C., and Liao, Q., 2006,  “Transient Heat Transfer Analysis on A Heat Pipe With Experimental Validation,” International Journal of Transport Phenomena, Vol. 8, pp.165-179.

  • Cui, W., Li, L., Xin, M., Jen, T.C., Chen, Q., Liao, Q., 2006, ”A Heat Transfer Correlation of Flow Boiling in Micro-Finned Helically Coiled Tube,” International Journal of Heat and Mass Transfer, Vol. 49, pp. 2851-2858.

  • Jen, T.C., Pan, L., Li, L., Chen, Q., and Cui, W., 2006,”The acceleration of Charged Nano- Particles in Gas Stream of Supersonic De-Laval-Type Nozzle Coupled with Static Electric Field,” Applied Thermal Engineering, Vol. 26, pp. 613-621.

  • Gutierrez, J.G. and Jen, T.C., 2005, “Numerical Analysis of the Vapor Flow in An Axially Rotating Heat Pipe in Drilling Processes,” International Journal of Transport Phenomena, Vol. 7, pp.131-150.

  • Li, L., Cui, W., Liao, Q., Xin, M., Jen, T.C. and Chen, Q., 2005,”Heat Transfer Augmentation in 3D Internally Finned and Micro-finned Helical Tube,” International Journal of Heat and Mass Transfer, Vol. 48, pp.1916-1925.

  • Jen, T.C. and Yan, T., 2005, “Developing Fluid Flow and Heat Transfer in a Channel  Partially Filled with Semi-Porous Square Channel,” International Journal of Heat and Mass Transfer, Vol. 48, 00. 3995-4009.

  • Jen, T.C., Chen, Q., Li, L., Cui, W. and Zhang, X., 2005, “Numerical investigations on Cold Gas Dynamic Spray Coating Process with Nano- and Micro-size Particles,” International Journal of Heat and Mass Transfer, Vol. 48, pp. 4384-4396. (PDF)

  • Gu, R. J., Shillor, R. Barber, G., and Jen, T.C. 2004, “Thermal Analysis of the Grinding Process,” Mathematical and Computer Modeling, Vol. 39/9-10, pp. 991-1003.

  • Jen, T.C., Eapen, S., and Gutierrez, J.G., 2003, “Nonlinear Numerical Analysis in Transient Cutting Tool Temperatures, “ ASME Journal of Manufacturing Science and Engineering, Vol. 125, No. 1, pp. 48-56.

  • Jen, T.C., Gutierrez, J.G., and Eapen, S., 2003, "Prediction of Transient Cutting Tool Temperatures,"  International Journal of Transport Phenomena, Vol. 5, pp. 19-30.

  • Jen, T.C., and Gutierrez, J.G., 2003, “Analytical Study of Heat Conduction in a Finite Region due to a Laser Heat Source,” International Journal of Transport Phenomena,    Vol. 5, pp. 203-216.

  • Jen, T.C., Yan, T. and Chan, S-H, 2003, “Chemical Reacting Transport Phenomena in  a PEM Fuel Cell,” International Journal of Heat and Mass Transfer, Vol. 46, pp. 4157-4168. (PDF)

  • Jen, T.C., Eapen, S. and Hwang, G.J., 2002, "Fully Developed Laminar Fluid Flow in a Rotating Isothermal Isosceles Triangular Channel," International Journal of Rotating Machinery, Vol. 8, No. 1, 1-12.

  • Jen, T.C., Gutierrez, G., Eapen S., Barber, G., Zhao, H., Szuba, S., Manjunathaiah, J., and Labataille, J., 2002, “Investigation of Heat Pipes Cooling in Drilling Applications Part I: Preliminary Numerical Analysis and Verifications” International Journal of Machine Tool and Manufacture, Vol. 42, No. 5, pp. 643-652.

  • Jen, T.C., Jiao, Y., and Hwang, T., 2001, “A Parametric Study of NumericalSimulation of Solute Redistribution During Transient Liquid Phase Bonding Process,” International Journal of Rotating Machinery, Vol. 7, No. 6, 387-396.

  • Jen, T.C., Gutierrez, J.G., and Eapen, S., 2001, "Numerical Analysis in Interrupted Cutting Tool Temperatures," Numerical Heat Transfer Part A: Applications, Vol. 39, No.1, pp.1-20.

  • Jen, T.C. and Jiao, Y., 2001, “Numerical Simulation of Solute Redistribution During Transient Liquid Phase Bonding Processing for Al-Cu Alloy,” Numerical Heat Transfer Part A: Applications , Vol. 39, No. 2, pp. 123-138.

  • Jen, T.C., and Anagonye, A.U., 2001, "A Transient Tool Temperatures Model in Metal Cutting," the ASME Journal of Manufacturing Science and Engineering, Vol. 123, No.1, pp. 30-37.

  • Gutierrez, J.G. and Jen, T.C., 2000, "Numerical Simulation of Heat Conduction Subject to a Time Dependent Laser Source: the Effects of Variable Thermal Properties",  International Journal of Heat and Mass Transfer, Vol. 43, pp. 2177-2192.

  • Stephenson, D.A., Jen, T.C., and Lavine, A.S., 1997, “Cutting Tool Temperatures in  Contour Turning: Transient Analysis and Experimental Verification,” the ASME Journal of Manufacturing Science and Engineering (formerly, Journal of Engineering for Industry), Vol. 119, pp. 494-501.

  • Jen, T.C., 1996, “Laminar Forced Convection in the Entrance Region of a Semi-PorousChannel,” ASME Journal of Heat Transfer, Vol. 118, pp. 508-510.

  • Jen, T.C., and Lavine, A.S., 1996, “A Variable Heat Flux Model of Heat Transfer in Grinding with Boiling,” the ASME Journal of Heat Transfer, Vol. 118, pp. 463-470.

  • Jen, T.C., and Lavine, A.S., 1995, “A Variable Heat Flux Model of Heat Transfer in Grinding: Model Development,” the ASME Journal of Heat Transfer, Vol. 117, pp.473-478.

  • Jen, T.C., Lavine, A.S., and Hwang, G.J., 1992, “Simultaneously Developing Laminar Convection in Rotating Isothermal Square Channels,” International Journal of Heat and Mass Transfer, Vol. 35, no. 1, pp. 239-254.

  • Jen, T.C., and Lavine, A.S., 1992, “Laminar Heat Transfer and Fluid Flow in the Entrance Region of a Rotating Duct with Rectangular Cross-Section—the Effect of Aspect Ratio,” ASME Journal of Heat Transfer, Vol. 114, pp. 574-581.

  • Lavine, A.S. and Jen, T.C., 1991, “Coupled Heat Transfer to Workpiece, Wheel and Fluid in Grinding, and the Occurrence of Workpiece Burn, International Journal of Heat and Mass Transfer, Vol. 34, No. 4/5, pp. 983-992.

  • Lavine, A.S. and Jen, T.C., 1991, “Thermal Aspects of Grinding: Heat Transfer to Workpiece, Wheel and Fluid,” the ASME Journal of Heat Transfer, Vol. 113, pp. 296-303.

  • Hwang, G.J., and Jen, T.C., 1990, “Convective Heat Transfer in Rotating Isothermal Ducts,” International Journal of Heat and Mass Transfer, Vol. 33, No. 9, pp. 1817-1828.

  • Lavine, A.S., Malkin, S., and Jen, T.C., 1989, “Thermal Aspects of Grinding with CBN Wheels,” CIRP Annals, Vol. 38, No. 1, pp.557-560. 

 

Journal Papers Under Review

  • Liao, Q. and Jen, T.C., 2007, " Numerical simulations in curved square duct using Lattice Boltzmann Method", submitted to the  Numerical Heat Transfer Part A.

  • Zhang, J, Jen, T.C., Ge, P., and Zhang, L., 2007, “Experimental and Numerical Studies of AISI1020 Steel in Grind-Hardening,” submitted to International Journal of Heat and Mass Transfer.

  • Liao, Q., and Jen, T.C., 2007,” A new pressure boundary condition of Lattice Boltzmann  Method (LBM) for fully developed pressure-driven periodic incompressible flow,” submitted to Physical Review E.

  • Tan, W., and  Jen, T.C., 2007,” The New Eccentricity Vector Control Method for Two Co-located GEO Satellites,” submitted to AIAA journal.

 

Conference Proceedings and Abstracts

  • Tan, W., and Jen, T.C., 2007, “The New Eccentricity Vector Control Method for Two Co-located GEO Satellites,” to be presented in 46th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada from 7-10 January, 2008 (paper number AIAA-2008-1173)

  • Tan, W., and Jen, T.C., 2007, “The Function Approximation Method Applied in MEO and IGSO Satellites Optimal Maneuver,” to be presented in 46th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada from 7-10 January, 2008 (paper number AIAA-2008-1181).

  • Ge, P., Zhang, J., Zhang, L., and Jen, T.C., 2007,” Experimental Study and Finite Element Simulation on Grind-Hardening,” submitted to North American Manufacturing Research Conference (NAMRC 36), May 20-23, 2007. 

  •  Zhang, J., Ge, P., Zhang, L., and Jen, T.C., 2007,” Study on the Coolant Supply Method in Grind-hardening,” submitted to North American Manufacturing Research Conference (NAMRC 36), May 20-23, 2007.

  • Liao, Q., Jen, T.C., Chen, Q., and Li, L., 2007, “Numerical Simulation of Fluid flow and Heat Transfer in the Curved Square Duct by using Lattice Boltzmann Method,” International Mechanical Engineering Congress and Exposition, November, 2007, Seattle, WA. IMECE2007-43912.

  • Chen, Q., Liao, Q., Jen, T.C., Cui, W., and Li, L., 2007, “The Investigation of High Pressure and Temperature Miniature Gas Heater of Cold Gas Dynamic Spray,” abstract accepted, full paper to be submitted on May 29, 2007, International Mechanical Engineering Congress and Exposition, November, 2007, Seattle, WA. IMECE2007-44073.

  • Jen, T.C. and Yan, T.Z., 2006, “Numerical Simulation and Modeling of Liquid Feed Methanol Fuel Cell,” the 4th International ASME conference on Fuel Cell Science,  Engineering and Technology, June 19-21, 2006, Irvine, CA. Fucell2006-97088.

  • Pan, L., Jen, T.C., Chen, Q., Li, Y., and Liu, J., 2006, “Numerical Analysis of Marangoni Convection in Liquid Bridge with Liquid Encapsulation: Effect of Temperature Coefficient of Tension,” ASME International Mechanical Engineering Congress and Exposition, November 5-10, 2006, Chicago, Illinois. IMECE2006-14541.

  • Li, L., Cui, W., Jen, T.C., Chen, Q., and Liao, Q., 2006 “Numerical Simulation of Gas-Liquid Two Phase Flow in the Annual Gap Scrubber,” ASME International Mechanical Engineering Congress and Exposition, November 5-10, 2006, Chicago, Illinois. IMECE2006-14554.

  • Liao, Q., Jen, T.C., Chen, Q., Cui, W., Li, L., 2006, “Numerical Simulation with Lattice-Boltzmann Method (LBM) in the Curved Square Duct,” ASME International Mechanical Engineering Congress and Exposition, November 5-10, 2006, Chicago, Illinois. IMECE2006-14568.

  • Cui, W., Li, L., Jen, T.C., Chen, Q., Liao, Q., and Xin, M., 2006, “Flow Patterns and Pressure Drop for Flow Boiling inside Microfinned Helically Coiled Tube,” ASME International Mechanical Engineering Congress and Exposition, November 5-10, 2006, Chicago, Illinois. IMECE2006-14573.

  • Li, L., Cui, W., Chen, Q, Jen, T.C., and Liao, Q., 2005,”The Effects of Distance Between Nozzle and Substrate on Cold Gas Dynamic Spray Process,” the 2005 ASME Summer Heat Transfer Conference, July 17-25, San Francisco, California, HT2005-72372.

  • Jen, T.C. and Liao, Q., 2005,”Thermal Performance of Heat Pipe Drill: A New Simulation Model for Heat Pipe,” the 2005 ASME Summer Heat Transfer Conference, July 17-25, San Francisco, California, HT2005-72425.

  • Cui, W., Li, L., Chen, Q, Liao, Q. and Jen, T.C., 2005,”Heat Transfer and Pressure Drop Experimentations for Air-Water Bubbly Flow,” the 2005 ASME Summer Heat Transfer Conference, July 17-25, San Francisco, California, HT 2005-72843.

  • Li, L., Cui, W., Chen, Q, Liao, Q. and Jen, T.C., 2005,”Coupled Conduction-Convective Heat Transfer in the Louvered Fin Heat Exchanger,” the 2005 ASME Summer Heat Transfer Conference, July 17-25, San Francisco, California, HT2005-72840.

  • Pan, L., Liang, X., Xin, M., Jen, T.C., and Chen, Q., 2005,”Two-Phase Concurrent Separated Model for Boiling Heat Transfer in Narrow Vertical Rectangular Space,” the 2005 ASME Summer Heat Transfer Conference, July 17-25, San Francisco, California, HT2005-72859.

  • Pan, L., He, H., Xin, M., Jen, T.C., and Chen, Q., 2005,”Bubbles Coalescence and Condensation of Subcooled Flow Boling in Vertical Narrow Channels,” the 2005 ASME Summer Heat Transfer Conference, July 17-25, San Francisco, California, HT2005-72860.

  • Pan, L., He, C., Xin, M., Jen, T.C., and Chen, Q., 2005,”Heat Transfer and Bubble Movement of Double- and Single-side Heating Subcooled Flow Boiling Narrow Channels,” the 2005 ASME Summer Heat Transfer Conference, July 17-25, San Francisco, California, HT2005-72861.

  • Zhang Y. Li, L., Cui, W., Jen, T.C., Chen, Q., Liao, Q., 2005,” Numerical Simulation of        Fluid Flow and Heat Transfer in Micro-Nozzle,” 2005 International Mechanical Engineering Congress and Exposition, November 5-11, Orlando Florida, IMECE2005-82464.

  • Cui, W., Li, L., Jen, T.C., Chen, Q., Liao, Q., Xin, M., 2005,” A Heat Transfer Correlation of flow Boiling in Micro-Finned Helically Coiled Tube,” 2005 International Mechanical Engineering Congress and Exposition, November 5-11, Orlando Florida, IMECE2005-82468.

  • Li, L., Cui, W., Jen, T.C., Chen, Q., 2005,” Numerical Modeling of the Coupled        Convection Heat Transfer in the Cylinder Block and the Water Jacket of Engine,” the      2005 International Mechanical Engineering Congress and Exposition, November 5-11, Orlando Florida. IMECE2005-82466.

  • Li, L., Cui, W., Jen, T.C., Chen, Q., Liao, Q., 2005,” Numerical Simulation of Steam Reforming of Methanol in Micro-Channel Reactor,” 2005 International Mechanical Engineering Congress and Exposition, November 5-11, Orlando Florida, IMECE2005-82467.

  • Jen, T.C., Tuchowski, F., and T.-M. Chen, 2005,” Investigation of Thermosyphon        Cooling for Drilling Operation: An Experimental Study,” presented in 2005 International        Mechanical Engineering Congress and Exposition, November 5-11, Orlando Florida.       IMECE2005-82761.

  • Jen, T.C. and Chen, Y-M, 2004,” Performance of an Axially Rotating Heat Pipe in Drilling Application,” NSF Design, Service and Manufacturing Grantees and Research Conference, January 5-8, Dallas, Texas.

  • Jen, T.C., Tuchowski, F., and Chen, Y-M, 2004, “Use of Thermosyphon to Cool the Cutting Tip of a Drill,” presented in the 2004 ASME Heat Transfer/Fluids Engineering Conference, July 11-15, Charlotte, North Carolina, HT-FED2004-56349.

  • Li, L., Chen, Q. and Jen, T.C., 2004,”Experiments on Heat Transfer Enhancement in 3D Inner Finned Helical Pipe,” presented in the 2004 ASME Heat Transfer/Fluids Engineering Conference, July 11-15, Charlotte, North Carolina, HT-FED2004-56430.

  • Jen, T.C., Chen, Y-M, and Tuchowski, F., 2004, “Experimental and Numerical Studies of Laser-Assisted Drilling Processes,” presented in the 2004 ASME Heat Transfer/Fluids Engineering Conference, July 11-15, Charlotte, North Carolina, HT-FED2004-56455.

  • Jen, T.C., and Chen, Q., 2004, “Deposition Characteristics of Graphite Coating in Cold Gas Dynamic Spray (CGDS) Process,” presented in the International Mechanical Engineering Congress and Exposition, Anaheim, California, November, 2004,IMECE2004-60723.

  • Jen, T.C., Chen, Y-M, and Tuchowski, F., 2004, “Investigation of Heat Pipe Drilling Application,” presented in International Mechanical Engineering Congress and Exposition, Anaheim, California, November, 2004, IMECE2004-60725.

  • Jen, T.C., Yan, T., and Chan, S.H., 2003, “Developing Fluid Flow and Heat Transfer in a Semi-Porous Square Channel,” presented at 2003 National Heat Transfer Conference, Las Vegas, Nevada, July 21-23, HT2003-47090.

  • Jen, T.C., Chen Y-M. and Guiterrez. J.G., 2003, “Thermal Performance of Heat Pipe Drill: Experimental Study,” presented at 2003 National Heat Transfer Conference, Las Vegas, Nevada, July 21-23, HT2003-47096.

  • Jen, T.C., and Jadhav, R., 2003, “Thermal Management of a Heat Pipe Drill: A FEM study,” presented 2003 National Heat Transfer Conference, Las Vegas, Nevada, July 21-23, HT2003-47145.

  • Jen, T.C., Jadahav, R., Chen, Y-M, and Omari, S., 2003, “Thermal Management in Laser-Assisted Machining-A Preliminary Study,” presented at the International Mechanical Engineering and Congress Exposition, November 16-21, Washington, D.C., IMECE2003-42531.

  • Jen, T.C., Li, L., Chen, Q., Cui, W. and Zhang, X., 2003, “The Acceleration of Micro- and Nano-Particles in Supersonic De-Laval-Type Nozzle,” presented at the International Mechanical Engineering and Congress Exposition, November 16-21, Washington, D.C., IMECE2003-42583.

  • Gutierrez, G., Jen, T.C., and Yan, T., 2003, “Numerical Analysis of the Convective Heat Transfer in a Combustor Cooling Jacket,” presented at the International Mechanical Engineering and Congress Exposition, November 16-21, Washington, D.C., IMECE2003-42912.

  • Jen, T.C., Chan, S.H. and T.-Z. Yan., 2002, "3-D Numerical Simulation for Fuel Cell Performance," presented in International Mechanical Engineering Congress and Exposition, New Orleans, November, 2002 (50 % contribution).

  • Gutierrez, J.G. and Jen, T.C., 2002, "Performance of an Axially Rotating Heat Pipe in Drilling Applications," presented at the 2002 ASME International Mechanical Engineering Congress and Exposition, New Orleans, November 2002 (50% contribution).

  • Jen, T.C., and Gutierrez, G., 2002, “Experimental Investigation of Heat Pipe Drill Performance” presented at the 2002 NSF Design, Manufacturing and Industrial Innovation, Alabama, January 2002.

  • Jen, T.C. and Jiao, Y., 2001, “Re-melting and Re-solidification of Substrate during Transient Liquid Phase Diffusion bonding Process for Al-Mg Alloy,” presented at the 2001 ASME National Heat Transfer Conference, Anaheim, CA, June 10-12.

  • Jen, T.C., Gutierrez, J.G., and Eapen, S., 2001, "Transient Cutting Tool Temperatures: A Parametric Study," presented at the 2001 ASME National Heat Transfer Conference, Anaheim, CA, June 10-12.

  • Jen, T.C. and Gutierrez, J.G., 2001, "Numerical Analysis of Vapor Flow in Axially Rotating Heat Pipe in Drilling Applications," presented at the 2001 ASME National Heat Transfer Conference, Anaheim, CA, June 10-12.

  • Jen, T.C., Gutierrez, G., Eapen S., 2001, “Investigation of Heat Pipes Cooling in Drilling Applications” presented in the 2001 NSF Design, Manufacturing and Industrial Innovation Research Conference.

  • Jen, T.C. and Nemecek, D., 2000, "Thermal Analysis of Lubricating Oil Flow Within a Wet-Disk Clutch," presented at the 2000 ASME International Mechanical Engineering Congress and Exposition, Orlando, Florida.

  • Jen, T.C., Gutierrez, J.G., and Eapen, S., 2000, "Non-linear Numerical Analysis in Transient Cutting Tool Temperatures," presented at the 2000 ASME International Mechanical Engineering Congress and Exposition, Orlando, Florida.

  • Jen, T.C., and Nemecek, D., 2000, "Thermal Analysis in Slip Engagement of Wet Disk Clutch," presented in the 2000 National Heat Transfer Conference, Pittsburgh, August 20-22. Also, published as a technical paper in Advances in Energy Conversion and Transport Systems, CD ROM NHTC2000-12155.

  • Jen, T.C., and Gutierrez, J.G., 2000, "Numerical Heat Transfer Analysis in Transient Cutting Tool Temperatures," presented in the 2000 National Heat Transfer Conference, Pittsburgh, August 20-22. . Also, published as a technical paper in Transport Phenomena in Manufacturing and Materials Processing, CD ROM NHTC2000-12275.

  • Jen, T.C., Eapen, S. and Hwang, G.J., 2000, "Fully Developed Laminar Fluid Flow in a Rotating Isothermal Isosceles Triangular Channel," Proceedings of the 8th International Symposium on Transport Phenomena and dynamics of Rotating Machinery (ISROMAC-8), Vol. I, pp. 604-613.

  • Jen, T.C. and Gutierrez, J.G., 1999, "Finite Element Analysis in Transient Cutting Tool Temperatures," presented at the 1999 ASME National Heat Transfer Conference, Albuquerque, New Mexico. Also, published as a technical paper in Transport Phenomena in Manufacturing and Materials Processing, CD ROM NHTC99-143.

  • Jen, T.C., and Gutierrez, J.G., 1999, "Heat Conduction in a Finite Region due to a Laser Source," presented at the 1999 ASME National Heat Transfer Conference, Albuquerque, New Mexico. Also, published as a technical paper in Laser Processing and Diagnostics for Manufacturing and Materials Processing, CD ROM NHTC99-142.

  • Jen, T.C. and Anagonye, A.U., 1998, “An Improved Transient Model of Tool Temperatures in Metal Cutting,” presented at the ASME International Mechanical Engineering Congress and Exposition. Also, published as a technical paper in Heat Transfer in Materials Processing, HTD-Vol. 361-4, pp.87-95.

  • Stephenson, D. A., Jen, T.C., and Lavine, A.S., 1995, "Cutting Tool Temperatures in Contour Turning: Transient Analysis and Experimental Verification," presented at the 1995 ASME National Heat Transfer Conference, Portland, Oregon, August 6-8. Also, published as a technical paper in Proceedings of the 30th National Heat Transfer Conference, ASME HTD-Vol. 306, pp.191-199.

  • Jen, T.C., 1995, “Simultaneously Developing Laminar Convection in the Entrance Region of a Semi-Porous Channel with Non-uniform Wall Suction,” presented at the 4th ASME/JSME Thermal Engineering Joint Conference, Lahaina, Maui, Hawaii, March 19-24. Also, published as a technical paper in Proceedings of the ASME/JSME Thermal Engineering Joint Conference, Vol. 3, pp.355-363.

  • Jen, T.C., and Lavine, A.S., 1995, “Laminar Mixed Convection in the Entrance Region of a Horizontal Fully-Porous Channel,” presented at the ASME International Mechanical Engineering Congress and Exposition, San Francisco, California, November 12-17. Also, published as a technical paper, ASME Paper No.  95-WA/HT-14.

  • Jen, T.C., and Lavine, A.S., 1994, “Prediction of Tool Temperatures in Interrupted Metal Cutting,” presented at the 7th International Symposium on Transport Phenomena in Manufacturing Processes, August 28-31, Acapulco, Mexico. Also, published as a technical paper in the Proceedings of 7th International Symposium on Transport Phenomena in Manufacturing Processes, pp. 211-216.

  • Jen, T.C., 1994, “Simultaneously Developing Laminar Convection in the Entrance Region of a Semi-Porous Channel,” presented at the 6th AIAA/ASME Thermophysics and Heat Transfer Conference, Colorado Spring, Colorado, June 20-23. Also, published as a technical paper in Current Developments in Numerical Simulation of Flow and Heat Transfer, ASME HTD-Vol. 275, pp.111-122.

  • Jen, T.C. and Lavine, A.S., 1994, “A Comparison Between Two Approaches for Calculating Temperatures of Surfaces Exposed to Discrete Moving Heat Sources,” presented at the 6th AIAA/ASME Thermophysics and Heat Transfer Conference, Colorado Spring, Colorado, June 20-23. Also, published as a technical paper in Transport Phenomena in Manufacturing and Materials Processing, ASME-HTD-Vol. 280, pp.13-17.

  • Jen, T.C. and Lavine, A.S., 1992, “Thermal Aspects of Grinding: An Improved Model of Heat Transfer to Workpiece, Wheel and Fluid, “ presented at the ASME Winter Annual Meeting, Anaheim, California, November 8-13. Also, published as a technical paper in Heat Transfer in Material Processing, ASME HTD-Vol. 224, pp.1-7.

  • Jen, T.C., and Lavine, A.S., 1992, “Thermal Aspects of Grinding: the Effect of Flow Boiling, “ presented at the National Heat Transfer Conference, San Diego, California, August 9-12. Also, published as a technical paper in Transport Phenomena in Materials Processing and Manufacturing, ASME HTD-Vol. 196, pp.91-98.

  • Lavine, A.S., and Jen, T.C., 1989, “Thermal Aspects of Grinding: Heat Transfer to Workpiece, Wheel, and Fluid,” presented at the ASME Winter Annual Meeting, San Francisco, California, December 10-15. Also, published as a technical paper in Collected Papers in Heat Transfer, ASME HTD-Vol. 123, pp.267-274.

  • Hwang, G.J., and Jen, T.C., 1987, “Forced Convection in Fully Developed Flow in a Rotating Isothermal Duct with Axial Conduction,” presented at the 2nd ASME/JSME Thermal Engineering Joint Conference. Also, published as a technical paper in the Proceedings of ASME/JSME Thermal Engineering Joint Conference, Vol. 2, pp.43-49.