Properties of Vacuum Arcs Generated by Switching RMF Contacts at Different Ignition Positions

Autor: Sergey Gortschakow, Steffen Franke, Ralf Methling, Diego Gonzalez, Andreas Lawall, Erik D. Taylor, Frank Graskowski

Publikováno v: Energies, Vol 13, Iss 21, p 5596 (2020)

The influence of initiation behavior of the drawn arc on the arc motion, on arc characteristics during the active phase, as well as on the post-arc parameters, was studied. The study was focused on arc dynamics, determination of the anode surface tem

Externí odkaz: https://doaj.org/article/4d1e3eb55279409fb02b63f0369c94b7

Small inductive current switching with high-voltage vacuum circuit breakers

Autor: Jan Weisker, Erik D. Taylor, Stefan Giere, Andreas Lawall, Stephan Wethekam, Kai Trunk, Rene Schaefer, Thomas Heinz, Christian Stiehler

Publikováno v: 2020 29th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV).

Circuit breakers are appropriate devices to energize and de-energize electrical circuits. The requirements for standard switching applications are typically covered by the standards of the International Electrical Commission (e.g. IEC 62271-100 and I

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::13d9eb750b83bdd6d20787659c55b114
https://doi.org/10.1109/isdeiv46977.2021.9587197

Behavior of vacuum interrupters during switching operations with a high rate of rise of recovery voltage (RRRV)

Autor: K. R. Venna, D. Gentsch, Erik D. Taylor, Andreas Lawall, Stephan Wethekam

Publikováno v: 2020 29th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV).

Current interruption by circuit breakers requires the rapid restoration of the dielectric strength of the contact gap after the end of arcing. Typical short circuit certification tests for medium voltage (MV) circuit breakers use a transient recovery

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::be1bf3ace09f75a3d30e2d5bd63c2f1a
https://doi.org/10.1109/isdeiv46977.2021.9587328

Application of the Voltage Holding Prediction Model to floating and fixed shield vacuum interrupters

Autor: Renato Gobbo, Paolo Bettini, T. Patton, Andreas Lawall, Nicolò Marconato, A. De Lorenzi, Erik D. Taylor

Publikováno v: 2020 29th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV), Padova, Italy, 26-30 September 2021
info:cnr-pdr/source/autori:Marconato N.; Patton T.; Bettini P.; De Lorenzi A.; Gobbo R.; Lawall A.; Taylor E./congresso_nome:2020 29th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)/congresso_luogo:Padova, Italy/congresso_data:26-30 September 2021/anno:2021/pagina_da:/pagina_a:/intervallo_pagine
9th International Workshop on Mechanisms of Vacuum Arcs (MeVArc 2021), Virtual Workshop, 8-12 March 2021
info:cnr-pdr/source/autori:Marconato N.; Patton T.; Bettini P.; De Lorenzi A.; Gobbo R.; Lawall A.; Taylor Erik D./congresso_nome:9th International Workshop on Mechanisms of Vacuum Arcs (MeVArc 2021)/congresso_luogo:Virtual Workshop/congresso_data:8-12 March 2021/anno:2021/pagina_da:/pagina_a:/intervallo_pagine
2020 29th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV), pp. 302–306, Padova, Italy, 26-30 September 2021
info:cnr-pdr/source/autori:Marconato N.; Patton T.; Bettini P.; De Lorenzi A.; Gobbo R.; Lawall A.; Taylor E.D./congresso_nome:2020 29th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)/congresso_luogo:Padova, Italy/congresso_data:26-30 September 2021/anno:2021/pagina_da:302/pagina_a:306/intervallo_pagine:302–306

The Voltage Holding Prediction Model (VHPM) is a design technique formulated at Consorzio RFX that combines numerical modelling and experimental data in order to calculate a breakdown probability curve. The cuve is based on the two parameters Weibull

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a0aec3f1e4f9e0752e13c0eb736af1f5
https://indico.cern.ch/event/784469/book-of-abstracts.pdf

Suitability of Vacuum Circuit Breakers for Generator Switching Applications according to Dual Logo standard IEC/IEEE 62271-37-013

Autor: Andreas Lawall, Dietmar Gentsch, Karthik ReddyVenna, Leusenkamp Martin Bernardus Johannes

Publikováno v: 2019 5th International Conference on Electric Power Equipment - Switching Technology (ICEPE-ST).

Today it is well known that power generators have to be protected by using accordantly designed and tested circuit breakers known as generator circuit breakers. This means the circuit-breaker is installed to protect a generator is of fundamental impo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9e361adc168f977bd8826d994e648378
https://doi.org/10.1109/icepe-st.2019.8928761