1. Viability of Motor Current Sensors for Tool Condition Monitoring During Peck Drilling Operations with Coolant and Inverter-Fed AC Motors Open Access Author: Carder, Nicholas Title: Viability of Motor Current Sensors for Tool Condition Monitoring During Peck Drilling Operations with Coolant and Inverter-Fed AC Motors Graduate Program: Acoustics Keywords: Tool Condition MonitoringCondition-Based MaintenanceCNC MachinesTool HealthMotor CurrentMotor Current Spectrum AnalysisCurrent Rise IndexTotal Harmonic DistortionVibrationDrillingPrognostic Health ManagementMachining File: Download Thesis_Carder_v13.pdf Committee Members: Karl Martin Reichard, Thesis Advisor/Co-AdvisorVictor Ward Sparrow, Program Head/ChairDaniel C Brown, Jr., Committee MemberStephen Thompson, Committee Member