Access to EMTP user presentations, webinars, and slide deck presentations.
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25 presentations for overvoltage:
![Modeling and evaluation of overvoltage Modeling and evaluation of overvoltage](https://www.emtp.com/system/files/imagecache/presentation/Jin Yang - Ener-Phase Solutions.jpg)
Author(s): Jin Yang - Ener-Phase Solutions
Type:Technical Presentation
Date: 2021-06-21
Modeling and evaluation of overvoltage
Abstract
A case study will be presented demonstrating modeling of overvoltage in a moderately sized system involving medium voltage vacuum breakers, cables and transformers. The focus is on simulating high fre... see more
![Switching overvoltages studies for Live Working Switching overvoltages studies for Live Working](https://www.emtp.com/system/files/imagecache/presentation/Sofia Aparicio, Andrea Pizzini, Nicolas Morales - UTE.jpg)
Author(s): Sofía Aparicio, Andrea Pizzini, Nicolás Morales - UTE
Type:Technical Presentation
Date: 2021-06-21
Switching overvoltages studies for Live Working
Abstract
In order to obtain the distances required to perform live working maintenance on the Uruguayan transmission network under secure conditions, electromagnetic transient (EMT) studies are conducted to ob... see more
![Analysis of voltage transformer failures at Jirau GIS with the EMTP Analysis of voltage transformer failures at Jirau GIS with the EMTP](https://www.emtp.com/system/files/imagecache/presentation/Angelica Rocha & Gustavo Oliveirra - ATG Engenharia & Federal Univ. of Parana.jpg)
Author(s): Angelica Rocha & Gustavo Oliveirra - ATG Engenharia & Federal Univ. of Parana
Type:Technical Presentation
Date: 2021-06-21
Analysis of voltage transformer failures at Jirau GIS with the EMTP
Abstract
The presentation will discuss the analysis of successive dielectric failures of inductive voltage transformers (VT) at a 500 kV GIS of Jirau hydroelectric plant in Brazil. All the failures involved th... see more
![Insulation Coordination Study of 765kV GIS SUBSTATION Insulation Coordination Study of 765kV GIS SUBSTATION](https://www.emtp.com/system/files/imagecache/presentation/N.K.Nathan - KNR Engineers.jpg)
Author(s): N.K.Nathan - KNR Engineers
Type:Technical Presentation
Downloaded: 11
Date: 2021-06-17
Insulation Coordination Study of 765kV GIS SUBSTATION
Abstract
Gas Insulated Substations provide cost effective solution due to reduced land requirements particularly in metropolitan area where power demand is registering steep growth. With the use of GIS technol... see more
![TOV for renewable, evaluating three different grounding technologies TOV for renewable, evaluating three different grounding technologies](https://www.emtp.com/system/files/imagecache/presentation/Diego F. Rodriguez - GERS.jpg)
Author(s): Diego F. Rodríguez - GERS
Type:Technical Presentation
Date: 2021-06-17
TOV for renewable, evaluating three different grounding technologies
Abstract
Temporary overvoltages (TOV) are oscillatory overvoltages mainly caused by switching or faults, which are of relatively long duration and undamped or slightly damped. Maximum overvoltages under faulte... see more