1. Duty Cycle Study of Coal Mine Shuttle Cars Open Access Author: Lashkari, Hamed Title: Duty Cycle Study of Coal Mine Shuttle Cars Graduate Program: Energy and Mineral Engineering Keywords: duty cycleshuttle carroom and pillarbatteryenergypowerhaulage cycle File: Download 1-Hamed_Master_Thesis__8-5-2014.pdf Committee Members: Jamal Rostami, Thesis Advisor/Co-AdvisorDr Larry Grayson, Thesis Advisor/Co-Advisor