Technical Presentations

Access to EMTP user presentations, webinars, and slide deck presentations.

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24 presentations for protection:




Analysis and Calculations in Medium Voltage Electrical Systems
Author(s): Stefano Vitali
Type:Technical Presentation
Date: 2021-09-06
Rating:
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Analysis and Calculations in Medium Voltage Electrical Systems


Abstract
The electrical installation of an industrial site is a complex structure. Analyzing behavior in a transient condition allows optimum selection of the operation and protection devices in the installati... see more

Tag(s): TRV, generator breaker, filter, switching


Impact of Power Transformer Energization on Relay Protection Operation
Author(s): Pr. Bozidar Filipovic
Type:Technical Presentation
Date: 2021-09-03
Rating:
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Impact of Power Transformer Energization on Relay Protection Operation


Abstract
One of the main causes of the incorrect operation of transformer relay protection are inrush currents. The transient inrush current occurs when energizing the unloaded transformer, and it is a consequ... see more

Tag(s): transformer, energization, inrush, differential, protection, harmonics, bctran, pamsuite


Ground Fault Detection and Feeder Protection of 2x25kV Railway Traction System
Author(s): Mr. Suyash Kulkarni - Mr. Suved - M. Pakade
Type:Technical Presentation
Date: 2021-09-03
Rating:
* 0 vote(s)

Ground Fault Detection and Feeder Protection of 2x25kV Railway Traction System


Abstract
In a new 2X25 kV System, Scott transformer is used as a traction transformer and to supply the power to the railway traction system. It is protected using the percentage differential relay.

... see more

Tag(s): Fault Detection, protection, railway, traction


Ground Fault Overvoltage with Inverter-Based Distributed Energy Resources
Author(s): Aboutaleb Haddadi
Type:Technical Presentation
Date: 2021-09-02
Rating:
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Ground Fault Overvoltage with Inverter-Based Distributed Energy Resources


Abstract
A Ground Fault Overvoltage (GFO) can occur in situations where an ungrounded transmission line and associated ungrounded transmission equipment is energized from distribution connected Distributed En... see more

Tag(s): gfov, tov, ibr, DER, inverter, islanding, load rejection, inverter based resources


Real Case of a Resonance in a Power Plant
Author(s): Andreia Leiria
Type:Technical Presentation
Date: 2021-09-02
Rating:
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Real Case of a Resonance in a Power Plant


Abstract
Overvoltages were identified on the MV and LV networks of a Hydro Power Plant as the cause of the trip of the LV maximum voltage protection, compromising the normal operation of the system. Following ... see more

Tag(s): harmonics, power uality, resonance



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