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

Samat, 1991 - Google Patents

Interpretation of DGA data and its use in the detection of malfunctions (transformers)

Samat, 1991

Document ID
12562422753153144581
Author
Samat J
Publication year
Publication venue
IEE Colloquium on Assessment of Degradation Within Transformer Insulation Systems

External Links

Snippet

Dissolved gas analysis (DGA) has been used for more than 20 years to evaluate the behaviour of oil filled electrical equipment. The analysis carried out by gas chromatography, allows the determinations of the principal gas, hydrogen, hydrocarbons in C1, C2 and C3 …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/12—Testing dielectric strength or breakdown voltage; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • G01R31/1227—Testing dielectric strength or breakdown voltage; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
    • G01R31/1263—Testing dielectric strength or breakdown voltage; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/02—Testing of electric apparatus, lines or components, for short-circuits, discontinuities, leakage of current, or incorrect line connection
    • G01R31/027—Testing of transformers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/02—Testing of electric apparatus, lines or components, for short-circuits, discontinuities, leakage of current, or incorrect line connection
    • G01R31/024—Arrangements for indicating continuity or short-circuits in electric apparatus or lines, leakage or ground faults
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
    • G01R31/3271—Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices

Similar Documents

Publication Publication Date Title
Duval Dissolved gas analysis: It can save your transformer
Wang et al. Review of condition assessment of power transformers in service
Muhamad et al. Comparative study and analysis of DGA methods for transformer mineral oil
Duval A review of faults detectable by gas-in-oil analysis in transformers
Crofts The electrification phenomena in power transformers
Singh et al. Dissolved gas analysis technique for incipient fault diagnosis in power transformers: A bibliographic survey
Brancato Insulation aging a historical and critical review
Van Bolhuis et al. Monitoring and diagnostic of transformer solid insulation
Ward Evaluating transformer condition using DGA oil analysis
Fofana et al. Aging of transformer insulating materials under selective conditions
Gouda et al. Power transformer incipient faults diagnosis based on dissolved gas analysis
Soni et al. An approach to diagnose incipient faults of power transformer using dissolved gas analysis of mineral oil by ratio methods using fuzzy logic
Wattakapaiboon et al. The state of the art for dissolved gas analysis based on interpretation techniques
Shutenko Method for detection of developing defects in high-voltage power transformers by results of the analysis of dissolved oil gases
Pattanadech et al. The conformity of DGA interpretation techniques: Experience from transformer 132 units
Buchacz et al. Stray gassing of oil in HV transformers
Annapoorani et al. Fault prediction based on dissolved gas concentration from insulating oil in power transformer using Neural Network
Ding et al. Learning from success and failure in transformer fault gas analysis and interpretation
Gumilang et al. Condition assessment method for power transformer as a part of condition based maintenance program in PLN P3B Jawa Bali
Duval New frontiers of DGA interpretation for power transformers and their accessories
Samat Interpretation of DGA data and its use in the detection of malfunctions (transformers)
Patel et al. An evaluation of different health assessment methods on 50 MVA power transformer: A case study
Ding et al. Practical experience of dissolved gas in transformer oil for the detection of incipient faults
Mehta et al. Partial discharge study by monitoring key gases of power transformers
Rozga et al. Experiences with detection of transformer failure based on insulating oil tests