Three-Winding Transformer Ratings: Specify Simultaneous Loading
A three-winding transformer needs more than o…
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Artigos de engenharia aplicados à seleção, ao projeto e à produção de núcleos de transformadores.
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Transformer Ratings at Nonstandard Frequency: What Must Be Rechecked?
Changing frequency changes volts-per-hertz an…
Ler artigo completoFuture Load Growth: Capacity Margin versus Forecast Uncertainty
Capacity margin and forecast uncertainty are …
Ler artigo completoTransformer Loading with Unbalanced Single-Phase Loads
A three-phase transformer carrying unbalanced…
Ler artigo completoContinuous, Cyclic and Emergency Ratings: Read the Time Basis
Continuous, cyclic and emergency loading are …
Ler artigo completoOne Large Transformer or Two Smaller Units: Electrical Trade-Offs
The one-large-versus-two-small decision is a …
Ler artigo completoMotor Starting on Transformers: A Voltage-Dip Data Checklist
Motor-start voltage dip cannot be judged from…
Ler artigo completoDemand Factor and Diversity Factor: Avoid Double-Discounting Transformer Loads
Load reductions are valid only when their def…
Ler artigo completoTransformer kVA from a Load List: Where Power Factor Belongs
Transformer kVA should be calculated from the…
Ler artigo completoElectromagnetic Design Handover from Transformer OEM to Core Manufacturer
Electromagnetic design handover should conver…
Ler artigo completoCore Design for Bidirectional Power: Separate Power Direction from Excitation
Bidirectional power flow does not, by itself,…
Ler artigo completoSplit-Winding Transformers: Core Design Inputs from Unequal Secondary Duties
Split-winding transformers can share a main m…
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