Access to EMTP user presentations, webinars, and slide deck presentations.
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30 presentations for overvoltage:
Author(s): Melih Guneri
Type:Technical Presentation
Downloaded: 0
Date: 2024-07-29
FFOV Analysis for 500 kV Substation
Abstract
This is a presentation on lightning overvoltage analyses for a 500/220 kV substation. Highlights: An interesting application case where the electrical distance between the surge arrester and transform... see more
Author(s): Muhammad Humayan
Type:Technical Presentation
Downloaded: 0
Date: 2024-07-26
Sustained Overvoltage due to Zero Sequence Resonance for Shunt Compensated Transmission Lines
Abstract
Shunt compensation reactors, deployed in long AC transmission lines, serve to mitigate overvoltages induced by capacitive charging under light load conditions. However, these reactors can introduce op... see more
Tag(s): Shunt Compensation, Zero Sequence Resonance, Overvoltages, Protection
Author(s): Bozidar Filipovic,Nina Stipetic, Franjo Vukovic
Type:Technical Presentation
Downloaded: 0
Date: 2023-04-01
Lightning Overvoltages Transferred Through Power Transformers - EMTP® Simulations & Measurements
Abstract
In this presentation, different wideband transformer models will be presented: extended BCTRAN model and black-box model based on measurements of frequency-dependent admittance matrix. These models ar... see more
Tag(s): Step-Up Transformer, Short-Circuit, Protection Schemes, Real-Time Implementation, Sensitivity Analysis
Author(s): Dileep Kumar
Type:Technical Presentation
Downloaded: 0
Date: 2023-04-01
Overvoltage Occurrence Due to Ferroresonance Phenomena During The EHV Cable Feeder Charging
Abstract
EHV cables have higher capacitance and a larger current, which increases the possibility of overvoltage occurrences during the charging. A 400kV EHV cable experienced a long-duration overvoltage incid... see more
Tag(s): EHV Cables, Overvoltage, Ferroresonance, Lightning Arrestor, EMTP Simulation
Author(s): Luis Rodriguez
Type:Technical Presentation
Downloaded: 0
Date: 2023-04-01
Lightning Performance Improvement of a 9 MW Photovoltaic Power Plant Connected to a 23 kV Distribution Network
Abstract
Lightning is one of the main electric hazards a photovoltaic is subjected to. This is due to the large collection area of the plant itself and to the incoming electric lines connected to the plant. Th... see more
Tag(s): Lightning Photovoltaic, Overvoltage Protection, Step-Up Transformer, Simulation
![[R&D]_EMTP : Recherche et développement](https://www.emtp.com/system/files/imagecache/presentation/slide1_1.jpg "[R&D]_EMTP : Recherche et développement")
![[Protection_Devices]_Étude des courants coupés par les sectionneurs de changemen](https://www.emtp.com/system/files/imagecache/presentation/TechnicalPresentation1.jpg "[Protection_Devices]_Étude des courants coupés par les sectionneurs de changemen")
