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Archive: Category «Transformers»

Electrical Lectures

Biased-differential protection theory and application

The term biased-differential or percentage differential is based on the fact that the operating threshold increases with the through current. Because of that, comparison of upstream and downstream currents in… Read more

Oct 22, 2018 | By Edvard Csanyi

Biased-differential protection theory and application
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Current and voltage digital transformation in a modern substation protection and automation

Developments in communication have done much to realize the digital substation, but to realize a full digital substation it is necessary to have everything in digital form. Whilst much substation…...

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Jul 25, 2018 | By Edvard Csanyi

Current and voltage digital transformation in a modern substation protection and automation
Transformers

Where and Why Do We Use Phase-Shifting Transformers?

Because of the predominantly inductive character of the power system, an active power flow between source and load must be accomplished with a phase lag between the terminals. Phase-shifting transformers… Read more

Apr 23, 2018 | By Edvard Csanyi

Where and Why Do We Use Phase-Shifting Transformers


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