Decision support for transformer owners
Diagnose transformer faults from dissolved gas analysis.
Upload DGA results or enter them by hand. Classify faults using Duval Triangle, Duval Pentagon, Rogers Ratio, Key Gas, and Doernenburg — with plain-language narrative explanations alongside the graphical output.
Diagnostic models
Duval Triangle
AvailableGraphical fault classification using CH₄, C₂H₄, and C₂H₂ ratios.
Duval Pentagon
Next upFive-gas extension of the Triangle for improved fault differentiation.
Rogers Ratio
AvailableQuantitative fault identification based on gas ratios.
Key Gas
AvailableFault typing from the dominant combustible gas.
Doernenburg
AvailableRatio-based screening for thermal vs. electrical faults.