Voltage stability and voltage regulation are commonly confused concepts, particularly in the context of customer voltage complaints and power quality investigations. These two phenomena differ significantly in both cause and…
PQ Canvass White Papers
Power quality white papers on PQ Canvass.
58 white papers in PQ Canvass
Grid Readiness for Data Centers
Global cumulative investment in data centers between 2026 and 2030 is projected to reach $3 trillion. This explosive growth is straining electric grids worldwide. This white paper summarizes the IEEE…
Recognizing Transformer Energization in Power Quality Data
Transformer energization events occur frequently in electrical distribution systems and often appear in power quality recordings. These events can produce large transient currents and waveform distortions that may initially resemble…
Merlin™ Chat in PQ Canvass
Merlin™ Chat is a conversational AI interface within PQ Canvass that allows engineers to ask natural-language questions about a power quality recording and receive detailed, technically grounded answers. Built on…
Modern Flicker Analysis Using PQ Canvass and Merlin™
Voltage flicker is one of the most common power quality complaints reported by utility customers. The term flicker refers to visible changes in lighting intensity caused by rapid fluctuations in…
Event Capture and Analysis with Merlin™
This white paper provides an overview of the Event Capture function available with PMI power quality analyzers and introduces the Event Change Report, generated by Merlin™, PMI's AI-powered analysis assistant.…
Power Quality Focus Areas with Merlin™
Introduction Power quality investigations are often intricate, time consuming, and prone to oversight. Faced with a long duration recording, engineers must sort through an enormous volume of events, trends, and…
Detailed Waveform Analysis with Merlin™
Power Quality investigations are frequently complex, difficult, tedious and error prone. When sitting down to analyze a long duration power quality recording as part of a critical investigation, the vast…
Merlin™: AI-Assisted Power Quality Analysis In PQ Canvass
Merlin™ is an AI-assisted analysis suite built for PQ Canvass. Instead of manually stepping through dozens of waveforms and days of trend data, Merlin™ reviews an entire recording and presents…
Meet Merlin™: How AI is Transforming PQ Analysis
As grid and load complexity increases and distributed generation proliferates, utilities face a torrent of sensor data that outpaces human capacity to interpret it. This paper introduces Merlin™, an analyst-grade…
Visualizing Loose Neutrals with RMS Capture Graphs
Loose neutrals represent one of the most hazardous and subtle single-phase service issues encountered by utility power quality (PQ) engineers. The condition arises when the neutral conductor connecting the center…
Analysis of Capacitor Bank Operation in Waveform Files
Electric utilities use capacitor banks to control power factor and regulate voltage on distribution systems. This paper describes a three-part method to recognize capacitor bank switch events within a power…