Duval Diagnostiske Værktøjer
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Avanceret transformerfejlanalyse ved hjælp af opløst gasanalyse
1Vælg Transformerolietype
Vælg Transformerolietype
2Vælg Diagnostisk Værktøj
Choose the appropriate Duval tool for your analysis
3Gaskoncentrationer
Input the dissolved gas analysis results from your transformer
Gaskoncentrationer
ppmDuval Triangle 1 requires: CH₄, C₂H₄, C₂H₂
Enter all gas values for comprehensive analysis across different tools
About This Duval Triangle Calculator
TriboTech's Duval Triangle tool includes all 7 triangle variants in a single interface, making it the most comprehensive free DGA interpretation tool available online. This tool implements the latest CIGRE 2023 corrections including refined arcing sub-zones (D1-H, D1-P, D2-H, D2-P) and the OC-zone toggle for mineral oil carbonization detection.
- Triangle 1: Primary mineral oil analysis (CH4, C2H4, C2H2)
- Triangle 2: OLTC (On-Load Tap Changer) diagnostics
- Triangles 3 & 3b: Alternative fluids (Silicone, Midel 7131, FR3, Biotemp)
- Triangles 4 & 5: Low-temperature and thermal fault refinement
- Triangles 6 & 7: FR3 natural ester specialized analysis
7 Triangle Variants
Complete coverage from primary mineral oil to FR3 natural esters
CIGRE 2023 Zones
D1-H/D1-P and D2-H/D2-P arcing sub-zones with partial discharge distinction
OC-Zone Toggle
Oil carbonization detection for mineral oil transformers