
Ⅰ. Background at mga Hamon
II. Pangunahing Solusyon
Eco-Friendly Dielectric Replacement Technology
| 
 Uri ng Dielectric  | 
 Halaga ng GWP  | 
 Lakas ng Insulasyon (vs SF₆)  | 
 Sitwasyon ng Paggamit  | 
| 
 Dry Air/N₂ Mixture  | 
 ≈0  | 
 30%  | 
 Mga sistema ng medium-voltage ≤110kV  | 
| 
 C₅-PFK (Perfluorinated pentanone)  | 
 <1  | 
 90%  | 
 Mga sistema ng high-voltage 220kV  | 
| 
 Gas Mixture Formula  | 
 GWP<1  | 
 Katumbas ng SF₆  | 
 Buong saklaw ng voltage range  | 
Note: Ang pag-optimize ng ratio ng gas (hal. 4% C₅-PFK + 96% Dry Air) ay nagbibigay ng balanse sa lakas ng insulasyon at performance ng kapaligiran.
 Certification Assurance
Certified sa IEC 62271-203:2011 (C2M2-level sealing) at GB/T 11022-2020, na nag-aangkin ng sealing lifespan ≥30 taon.
III. Quantified Benefits Analysis
| 
 Cost Item  | 
 Conventional Equipment  | 
 This Solution  | 
 Reduction  | 
| 
 Gas Procurement Cost  | 
 $18,000  | 
 $2,500  | 
 86% ↓  | 
| 
 Leakage Maintenance  | 
 $7,500  | 
 $300  | 
 96% ↓  | 
| 
 Carbon Tax Expenditure  | 
 $12,000  | 
 $0  | 
 100% ↓  | 
| 
 Total Cost of Ownership  | 
 $375,000  | 
 $300,000  | 
 20% ↓  | 
IV. Engineering Application Case
China Southern Grid’s Zhuhai Hengqin Project (2024 Commissioning):
• Equipment: HGIS-252kV environmentally friendly voltage transformer
• Operational Data:
Annual Leakage Rate: 0.08% (below IEC limit of 0.5%)
Partial Discharge: ≤3 pC (IEC 60044 limit: ≤10 pC)
Insulation Aging Rate: Nabawasan ng 40% (humidity control <50ppm)
V. Technology Evolution Path