Nothing Special   »   [go: up one dir, main page]

Piantini et al., 2014 - Google Patents

Lightning-caused transformer failures in distribution systems

Piantini et al., 2014

View PDF
Document ID
7449097882447755370
Author
Piantini A
Janiszewski J
de Carvalho T
Obase P
dos Santos G
Publication year
Publication venue
2014 International Conference on Lightning Protection (ICLP)

External Links

Snippet

This paper presents the main results of an investigation conducted with the aim of reducing to an acceptable level the lightning-caused distribution transformer failure rate in a region in the South of Brazil. The region, in the border of the State of Rio Grande do Sul and …
Continue reading at www.researchgate.net (PDF) (other versions)

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/06—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using spark-gap arresters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/08—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection limitation or suppression of earth fault currents, e.g. Petersen coil
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection integrated protection
    • H02H3/14—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection integrated protection responsive to occurrence of voltage on parts normally at earth potential
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00—Overhead installations of electric lines or cables
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/22—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G13/00—Installations of lightning conductors; Fastening thereof to supporting structure
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G5/00—Installations of bus-bars
    • H02G5/06—Totally-enclosed installations, e.g. in metal casings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00—Cable fittings
    • H02G15/02—Cable terminations
    • H02G15/06—Cable terminating boxes, frames, or other structures
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00—Cable fittings
    • H02G15/08—Cable junctions
    • H02G15/10—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes
    • H02G15/103—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes with devices for relieving electrical stress
    • H02G15/105—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes with devices for relieving electrical stress connected to the cable shield only
    • H02G15/1055—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes with devices for relieving electrical stress connected to the cable shield only with cross-bonding of cable shields
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B7/00—Enclosed substations, e.g. compact substations
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B13/00—Arrangements of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T4/00—Overvoltage arresters using spark gaps

Similar Documents

Publication Publication Date Title
Hosseini et al. Impact of surge arrester number and placement on reliability and lightning overvoltage level in high voltage substations
Kisielewicz et al. Surge protective devices efficiency for apparatus protection in front of direct flashes to overhead low voltage lines
Piantini et al. Lightning-caused transformer failures in distribution systems
Piparo et al. Assessment of probability of damage of an apparatus protected by a surge protective devices system
Mirra et al. Lightning overvoltages in low voltage networks
Christodoulou et al. On the optimal placement of surge arresters for the efficient protection of medium voltage distribution networks against atmospheric overvoltages
Cabral et al. Improved distribution feeder topology against lightning
Bassi et al. Evaluation of currents and charges in low-voltage surge arresters due to lightning strikes
Basit et al. Lightning overvoltage analysis of a 380 kV gas insulated substation using PSCAD/EMTDC
Datsios et al. Protection of distribution transformer against arising or transferred fast-front overvoltages: Effects of surge arrester connection conductors length
Moghavvemi et al. Insulation coordination associated with distributed generation connected at distribution level
Sultan Analyzing and Modeling the Separation Distance of Lightning Arresters For A 400KV Substation Protection Against the Lightning Strokes
Piparo et al. Probability of Damage of Apparatus Powered by an HV/LV Transformer due to Lightning to a Structure Protected by a Lightning Protection System
Piantini et al. The influence of surge arrester location on over-voltages caused by direct lightning strikes to MV lines
Moraes et al. Assessment of lightning overvoltages on lines with different voltages sharing the same structures
Aravanis et al. Lightning-induced overvoltages in the hellenic electricity distribution network
Emrose et al. Lightning performance analysis on 400 kv transmission line of bangladesh power system network
Beutel et al. Lightning protection of unshielded overhead medium voltage power lines in South Africa
Piantini et al. The effect of the distance between transformer and MV arresters on the surges transferred to the LV side
Sultan Comparative Study between Porcelain and Silicone Polymer Lightning Arresters under Direct Lightning Strokes for A 400KV Substation Protection
Borghetti et al. Lightning-originated overvoltages in a multi-circuit HV-MV line
Piparo et al. Protection of apparatus against lightning surge in an extended earthing arrangement
Caulker et al. Lightning Interaction with 132 kV Transmission Line Protected by Surge Arresters
Christodoulou et al. Lightning performance of high voltage transmission lines protected by surge arresters: a simulation for the Hellenic transmission network
Woo et al. The analysis results of lightning over voltages by EMTP for lightning protection design of 500 kV substation