Posts by Howard Penrose

Best Practices for Electric Motor and VFD Inspection and Monitoring
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How to Diagnose High Shaft Current Motor Bearing Failures with ESA and MCSA
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How Reliability Strategies Cut Compressed Air Energy Costs
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2025 NREL Wind Powertrain Meeting: AI, Bearings, and Reliability
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Your Predictive Maintenance Program Is Broken – Here’s How to Fix It
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Partial Discharge Mechanisms: A Technical Deep Dive for VFD Motors
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Single Axis vs. Triaxial Vibration Sensors: Which One Delivers Better Data?
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How Precision Alignment Can Transform Motor Reliability and Efficiency
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P-F Curve Fundamentals: Aligning Maintenance and Test Frequencies
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Top 5 Rules for Accurate Vibration Sensor Placement and Setup
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Partial Discharge Explained: Causes, Effects, and Prevention
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How Misapplying IEEE 519 Affects Inverters and Harmonic Distortion
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Electrical Signature Analysis Case Studies: From Detection to Resolution
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Energy Efficiency Isn’t Simple: The Case for Smarter Applications
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Harmonic Overload: Impacts Of High-Frequency Switching on Modern Electrical Systems
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Grid Breaking Point: The True Cost of AI’s Energy Addiction
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Voltage, Veterans, and Victory: Building an Engineering Legacy from Military Roots
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Insulation Testing in Transition: The Reshaping of IEEE Standards 43 and P97
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Examining Load Effects on ESA/MCSA and the Importance of Resolution
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ESA vs MCSA: How Do They Compare in Electric Motor Diagnostics?
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Case Study: An 800-HP Motor’s Fate After Two Years of Neglect
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