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Um Guia de Medição de Harmónicas de Automação em Centros de Distribuição 09
Ago

Um Guia de Medição de Harmónicas de Automação em Centros de Distribuição

Automated distribution centers combine many small conveyor and sorter drives with scanners, PLCs and switched-mode controls. A lane stop can be a software or mechanical event, while a feeder harmonic···

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Airport Terminal HVAC VFD Harmonics at the PCC 09
Ago

Airport Terminal HVAC VFD Harmonics at the PCC

Airport terminal HVAC VFD harmonic work should begin with a measurement question, not a device choice. The record needs to state whether it represents one drive lineup, a mechanical-electrical room···

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How to Correlate Brewery VFD Harmonics with CIP and Production 08
Ago

How to Correlate Brewery VFD Harmonics with CIP and Production

CIP, brewing, refrigeration and packaging are different process sequences. Their pumps, compressors and conveyors may share transformers or feeders, so a nuisance trip that appears during CIP is not proof···

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Como Ler as Harmónicas de VFD de um Refinador numa Fábrica de Papel 08
Ago

Como Ler as Harmónicas de VFD de um Refinador numa Fábrica de Papel

A refiner drive can move from start to no-load, production, grade change and bypass in one operating day. Those states affect both process power and the electrical record. A paper···

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A Feeder-Review Method for Textile Mill Drive Harmonics 07
Ago

A Feeder-Review Method for Textile Mill Drive Harmonics

A textile mill can have hundreds of drives spread across spinning, winding, weaving, dyeing and finishing. A single average reading can hide the machine group that actually changes the feeder···

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