[40] R. Kiwan, A. G. Stefanopoulou, J. Martz, G. Surnilla, I. Ali, and D. Styles. Effects of differential pressure sensor gauge-lines and measurement accuracy on low pressure egr estimation error in si engines. In SAE Technical Paper 2017-01-0531, 2017. [ bib | DOI | pdf ]
[39] S. Nazari, R. J. Middleton, J. Martz, and A. G. Stefanopoulou. The elusive consequences of slow engine response on drive cycle fuel efficiency. In 2017 American Control Conference (ACC), pages 5379-5385, 2017. [ bib | DOI | pdf ]
[38] R. Kiwan, A. Stefanopoulou, J. Martz, G. Surnilla, I. Ali, and D. Styles. Effects of differential pressure measurement characteristics on low pressure-egr estimation error in si-engines. In 8th IFAC Symposium on Advances in Automotive Control, volume 49, pages 722-729, 2016. [ bib | DOI | pdf ]
[37] S. Nazari, A.G. Stefanopoulou, R. Kiwan, and V. Tsourapas. A coordinated boost control in a twincharged spark ignition engine with high external dilution. In ASME 2016 Dynamic Systems and Control Conference, number DSCC2016-9691, 2016. [ bib | DOI | pdf ]
[36] Rasoul Salehi, Jason Martz, and Anna G. Stefanopoulou. Comparison of high-pressure and low-pressure supercharging of a hdd engine: Dynamic and steady state considerations. In SAE Technical Paper 2016-01-1035, 2016. [ bib | DOI | pdf ]
[35] R. Salehi, A. Stefanopoulou, D. Kihas, and M. Uchanski. Selection and tuning of a reduced parameter set for a turbocharged diesel engine model. In 2016 American Control Conference (ACC), 2016. [ bib | DOI | pdf ]
[34] R. Salehi, J. Martz, A. Stefanopoulou, D. Rizzo, D. Mcgrew, and T. Hansen. Enabling electrified diesel engine-powered and vehicle-supported microgrids. In NDIA Ground Vehicle Systems Engineering and Technology Symposium (GVSETS), 2016. [ bib | pdf ]
[33] Michael J. III Hand and Anna Stefanopoulou. Location isolability of intake and exhaust manifold leaks in a turbocharged diesel engine with exhaust gas recirculation. In ASME Dynamic Systems and Control Conference (DSCC), San Antonio, October 2014, DSCC2014-6175, 2014. [ bib | DOI | pdf ]
[32] Mike J. Hand, Erik Hellström, Doohyun Kim, Anna Stefanopoulou, Justin Kollien, and Craig Savonen. Model and calibration of a diesel engine air path with an asymmetric twin scroll turbine. In Proc. ASME 2013 Internal Combustion Engine Division Fall Technical Conference, volume 1, 2013. [ bib | DOI | pdf ]
[31] A. Vahidi, A.Stefanopoulou, and H. Peng. Adaptive model predictive control for coordination of compression and friction brakes in heavy duty vehicles. International Journal of Adaptive Control and Signal Processing, 20(10):581-598, December 2006. [ bib | DOI | pdf ]
[30] A. Vahidi, A. Stefanopoulou, and H. Peng. Recursive least squares with forgetting for online estimation of vehicle mass and road grade: theory and experiments. Vehicle System Dynamics, 43(1):31-55(25), 2005. [ bib | DOI | pdf | http ]
[29] M. Druzhinina and A. Stefanopoulou. Speed control experiments for heavy duty vehicles with coordinated friction and engine compression brakes. International Journal of Heavy Vehicle Systems, 11(3-4):237-256, 2004. [ bib | DOI | http ]
[28] A. G. Stefanopoulou, O. F. Storset, and R. Smith. Pressure and temperature-based adaptive observer of air charge for turbocharged diesel engines. International Journal of Robust and Nonlinear Control, 14(6):543-560, 2004. [ bib | DOI | pdf | http ]
[27] Ove F. Storset, Anna G. Stefanopoulou, and Roy Smith. Adaptive air charge estimation for turbocharged diesel engines without exhaust gas recirculation. Journal of Dynamic Systems, Measurement, and Control, 126(3):633-643, 2004. [ bib | DOI | pdf | http ]
[26] Ardalan Vahidi, Anna Stefanopoulou, and Huei Peng. Adaptive model predictive control for vehicle braking assist system design. In ASME Conference Proceedings, pages 181-188. ASME, 2004. [ bib | DOI | http ]
[25] A. Vahidi, A. Stefanopoulou, and H. Peng. Experiments for online estimation of heavy vehicle's mass and time-varying road grade. In Proceedings ASME 2003 International Mechanical Engineering Congress and Exposition (IMECE) Dynamic Systems and Control, pages 451-45, 2003. [ bib | DOI | pdf ]
[24] A. Vahidi, M. Druzhinina, A. Stefanopoulou, and H. Peng. Simultaneous mass and time-varying grade estimation for heavy-duty vehicles. In Proceedings of the 2003 American Control Conference, volume 6, pages 4951-4956, 2003. [ bib | DOI | pdf ]
[23] M. Druzhinina, L. Moklegaard, and A. Stefanopoulou. Speed gradient approach to longitudinal control of heavy-duty vehicles equipped with variable compression brake. IEEE Transactions on Control System Technology, 10(2):209-221, 2002. [ bib | DOI | pdf ]
[22] Maria Druzhinina, Anna Stefanopoulou, and Lasse Moklegaard. Adaptive continuously variable compression braking control for heavy-duty vehicles. Journal of Dynamic Systems, Measurement, and Control, 124(3):406-414, 2002. [ bib | DOI | pdf | http ]
[21] M. Druzhinina and A.G. Stefanopoulou. Speed control experiments for commercial heavy vehicles with coordinated friction and engine compression brakes. American Control Conference, 2002. Proceedings of the, 3:2546-2551, 2002. [ bib | DOI | pdf ]
[20] I.V. Kolmanovsky and A.G. Stefanopoulou. Optimal control techniques for assessing feasibility and defining subsystem level requirements: an automotive case study. Control Systems Technology, IEEE Transactions on, 9(3):524-534, May 2001. [ bib | DOI | pdf ]
[19] Maria Druzhinina, Anna Stefanopolou, and Lasse Moklegard. Further results on adaptive compression braking control for heavy-duty vehicles. In Proceedings of the ASME IMECE 2001, Dynamic Systems and Control, volume 2, 2001. [ bib | DOI | pdf ]
[18] L. Moklegaard, M. Druzhinina, and A. Stefanopoulou. Brake valve timing and fuel injection: a unified engine torque actuator for heavy-duty vehicles. Journal of Vehicle System Dynamics, 36(2-3):179-201(23), 2001. [ bib | DOI | pdf ]
[17] Y. Wang, A. Stefanopoulou, and R. Smith. Inherent limitations and control design for camless engine idle speed dynamics. International Journal of Robust and Nonlinear Control, 11(11):1023-1042, 2001. [ bib | DOI | pdf ]
[16] O.F. Storset, A. Stefanopoulou, and R. Smith. Air charge estimation for turbocharged diesel engines. In Proceedings of the 2000 American Control Conference, volume 1, pages 39-44, September 2000. [ bib | DOI | pdf ]
[15] Sharon Liu, Anna Stefanopoulou, and Brad Paden. Effects of control structure on performance for an automotive powertrain with continuously variable transmission. In Proceedings AVEC 2000, 5th Int'l Symposium on Advanced Vehicle Control, number 54, August 2000. [ bib | DOI | pdf | http ]
[14] A.G. Stefanopoulou, I. Kolmanovsky, and J.S. Freudenberg. Control of variable geometry turbocharged diesel engines for reduced emissions. Control Systems Technology, IEEE Transactions on, 8(4):733-745, July 2000. [ bib | DOI | pdf ]
[13] M.J. van Nieuwstadt, I.V. Kolmanovsky, P.E. Moraal, A. Stefanopoulou, and M. Jankovic. Egr-vgt control schemes: experimental comparison for a high-speed diesel engine. IEEE Control Systems Magazine, 20(3):63-79, June 2000. [ bib | pdf ]
[12] A. G. Stefanopoulou. Multivariable design limitations for advanced technology automotive powertrains. In Proceedings American Control Conference, volume 5, pages 28-30, June 2000. [ bib | DOI | pdf ]
[11] O. Storset, R. Smith, and A.G. Stefanopoulou. Cylinder air charge estimation in variable geometry turbocharging. In Proceedings American Control Conference, volume 1, pages 28-30, June 2000. [ bib | DOI ]
[10] I. V. Kolmanovsky and A. G. Stefanopoulou. Evaluation of turbocharger power assist system using optimal control techniques. In SAE World Congress, number SAE 2000-01-0519, March 2000. [ bib | DOI | pdf ]
[9] M. Druzhinina, L. Moklegaard, and A. Stefanopoulou. Speed gradient approach to longitudinal control of heavy-duty vehicles equipped with variable compression brake. In Proceedings of AVEC 2000. 5th Int'l Symposium on Advanced Vehicle Control. August 22-24, 2000, 2000. [ bib | pdf ]
[8] M. Druzhinina, L. Moklegaard, and A.G. Stefanopoulou. Compression braking control for heavy-duty vehicles. In Proceedings of the 2000 American Control Conference, volume 4, pages 2543-2547, 2000. [ bib | DOI | pdf ]
[7] L. Moklegaard, M. Druzhinina, and A. Stefanopoulou. Brake valve timing and fuel injection: a unified engine torque actuator for heavy-duty vehicles. In Proceedings of AVEC 2000. 5th Int'l Symposium on Advanced Vehicle Control. August 22-24, 2000, 2000. [ bib | pdf ]
[6] L. Moklegaard, A.G. Stefanopoulou, and J.H. Schmidt. Transition from combustion to variable compression braking. Technical Report SAE 2000-01-1228, SAE Congress, 2000. [ bib | DOI | pdf ]
[5] A. Stefanopoulou and R. Smith. Maneuverability and smoke emission constraints in marine diesel propulsion. Control Engineering Practice, 8(9):1023 - 1031, 2000. [ bib | DOI | pdf | http ]
[4] I. Kolmanovsky, A.G. Stefanopoulous, and B.K. Powell. Improving turbocharged diesel engine operation with turbo power assist system. In Proceedings of the 1999 IEEE International Conference on Control Applications, 1999., volume 1, pages 454-459, 1999. [ bib | DOI | pdf ]
[3] M. van Nieuwstadt, P.E. Moraal, I.V. Kolmanovsky, A. Stefanopoulou, P. Wood, and M. Criddle. Decentralized and multivariable designs for egr-vgt control of a diesel engines. In Advances in automotive control 1998 : a proceedings volume from the 2nd IFAC workshop, 1998. [ bib | pdf ]
[2] A.G. Stefanopoulou and R. Smith. Emissions and performance tradeoffs for advanced marine diesel propulsion. In IFAC Workshop on Advances in Automotive Control, 1998. [ bib | pdf ]
[1] I. Kolmanovsky, P. Moraal, M. van Nieuwstadt, , and A. Stefanopoulou. Issues in modeling and control of intake flow in variable geometry turbocharged engines. In Proceedings of the 18th IFIP conference on system modeling and optimization, page 436, 1997. [ bib | pdf ]