Optimizing Train Speed Profiles to Improve Regeneration Efficiency of Transit Operations Tang, H., Q. Wang and C.T. Dick. 2014. Optimizing Train Speed Profiles to Improve Regeneration Efficiency of Transit Operations. In: Proceedings of the 2014 Joint Rail Conference. Colorado Springs, CO. Files Optimizing Train Speed Profiles to Improve Regeneration Efficiency of Transit Operations - Full Text (PDF) Categories Systems