Technical Presentations

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4 presentations for vfto:




VFTO Induced TGPR Analysis for 400kV GIS Substation
Author(s): N.K. Nathan
Type:Technical Presentation
Date: 2021-09-01
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VFTO Induced TGPR Analysis for 400kV GIS Substation


Abstract
Transient enclosure voltage (TEV) also known as Transient ground potential rise (TGPR) is a special case of VFTO. This phenomenon refers to short rise time, short duration high voltage transient which... see more

Tag(s): gis, vfto, very fast transient


VFTO Induced TGPR Analysis for 400kV GIS Substation
Author(s): N.K. Nathan
Type:Technical Presentation
Date: 2021-09-01
Rating:
* 0 vote(s)

VFTO Induced TGPR Analysis for 400kV GIS Substation


Abstract
Transient enclosure voltage (TEV) also known as Transient ground potential rise (TGPR) is a special case of VFTO. This phenomenon refers to short rise time, short duration high voltage transient which... see more

Tag(s): gis, vfto, very fast transient


Analysis of voltage transformer failures at Jirau GIS with the EMTP
Author(s): Angelica Rocha & Gustavo Oliveirra - ATG Engenharia & Federal Univ. of Parana
Type:Technical Presentation
Date: 2021-06-21
Rating:
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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
Author(s): N.K.Nathan - KNR Engineers
Type:Technical Presentation
Downloaded: 0
Date: 2021-06-17
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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


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