Technical Presentations

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

page 1 of 10

48 presentations for line:


Analysis of transient recovery voltage on circuit-breaker connected to HV terminals of step-up transformer located in hydro power plant

Author(s): Bozidar Filipovic,Nina Stipetic, Franjo Vukovic
Type:PDF Presentation
Downloaded: 5
Date: 2022-09-01

Rating:
* 0 vote(s)

Analysis of transient recovery voltage on circuit-breaker connected to HV terminals of step-up transformer located in hydro power plant


Abstract
This presentation deals with TRV on circuit-breaker installed in GIS at HV terminals of step-up transformer located in hydro power plant. An overview of standards covering TRV will be given. Modelling... see more

Tag(s): Transient Recovery Voltage (TRV), Step-Up Transformer, Generator Synchronization, Out-of-Phase Switching, Short-Circuit

Secondary arc in hybrid AC DC overhead lines

Author(s): Domagoj Har
Type:PDF Presentation
Downloaded: 3
Date: 2022-09-01

Rating:
* 0 vote(s)

Secondary arc in hybrid AC DC overhead lines


Abstract
This presentation covers a specific issue related to hybrid AC / DC overhead transmission lines: the extinction of the secondary arc current of a faulted DC pole. As a result of a pole-to-ground fault... see more

Tag(s): AC/DC Lines, Secondary Arc, Sensitivity Analysis, Frequency Scan, Shunt Reactors, High-Speed Earthing Switches

Data driven and machine learning based approach for microgrid protection using EMTP

Author(s): Dr. Adhishree
Type:Technical Presentation
Downloaded: 4
Date: 2022-09-01

Rating:
* 0 vote(s)

Data driven and machine learning based approach for microgrid protection using EMTP


Abstract
Modern intelligent digital relays embedded with phasor measurement units have facilitated easy access and collection of electrical signals in a microgrid. ? In this work, a model for detection, locati... see more

Tag(s): Machine Learning, Protection Schemes, Fault Detection, Fault Isolation, Real-Time Implementation

Ferroresonance Phenomena for Voltage Transformer failure – Simulation & Analysis using EMTP and Mitigation Technique

Author(s): Neerajchandra Patel
Type:Technical Presentation
Downloaded: 8
Date: 2022-09-01

Rating:
* 0 vote(s)

Ferroresonance Phenomena for Voltage Transformer failure – Simulation & Analysis using EMTP and Mitigation Technique


Abstract
Ferroresonance is an oscillating phenomenon between a non-linear inductance and a capacitor that can results in highly distorted over voltages and overcurrent. Ferroresonance phenomenon occurs when a ... see more

Tag(s): Ferroresonance, Transformers, Low-Frequency Transients, Overvoltage, Non-Linear Element

Insulation coordination study of 220 kV transmission line for reliability improvement against lightning-induced overvoltages

Author(s): Jegadeesh Kumar
Type:Technical Presentation
Downloaded: 12
Date: 2022-09-01

Rating:
* 0 vote(s)

Insulation coordination study of 220 kV transmission line for reliability improvement against lightning-induced overvoltages


Abstract
This presentation shows a detailed insulation coordination verification using EMTP. It includes an accurate representation of transmission line components considering actual site data such as conducto... see more

Tag(s): Insulation Coordination, Lightning Strike, LIOV, Line Surge Arresters, Back-Flashover

Most Watched Presentations

X