{
  "language": "en",
  "interfaceLanguage": "ar",
  "url": "https://voltformer.com/ar/news/taipower-commissions-161kv-underground-gis-substation-tainan-science-park",
  "slug": "taipower-commissions-161kv-underground-gis-substation-tainan-science-park",
  "category": "transmission-substations",
  "publishDate": "2026-09-15",
  "sourceName": "Taiwan Power Company (Taipower) Transmission Division",
  "sourceUrl": "https://www.taipower.com.tw/en/news/press-releases/161kv-tainan-science-park-underground-gis-commissioning-september-2026",
  "readingTimeMinutes": 4,
  "tags": [
    "Taipower",
    "Taiwan",
    "161 kV",
    "Underground Substation",
    "GIS",
    "Semiconductor",
    "Grid Reliability"
  ],
  "content": {
    "title": "Taipower Energizes Fully Underground 161 kV Gas-Insulated Substation in Tainan to Power 2nm Semiconductor Fabrication",
    "summary": "Taiwan Power Company (Taipower) has officially commissioned a state-of-the-art fully subterranean 161 kV gas-insulated substation (GIS) in the Southern Taiwan Science Park, dedicated to providing high-reliability dual-feed power to next-generation 2-nanometer wafer fabrication facilities.",
    "sections": [
      {
        "heading": "Seismically Isolated Underground Electrical Vault",
        "paragraphs": [
          "Engineered beneath a four-story surface park to withstand Class 7 earthquakes, the underground substation houses four 60 MVA 161/22.8 kV low-noise, flame-retardant power transformers and 161 kV SF6-insulated switchgear bays.",
          "The facility features dual redundant transmission feeds from separate 345/161 kV primary regional bulk supply stations, ensuring zero interruption during localized transmission faults."
        ]
      },
      {
        "heading": "Millisecond Dynamic Voltage Ride-Through Support",
        "paragraphs": [
          "To shield sensitive photolithography steppers from microsecond voltage sags, the substation incorporates fast-acting static VAR compensators and solid-state transfer switches capable of sub-cycle busbar changeover.",
          "The energization guarantees an ultra-stable 240 MW power supply for critical global semiconductor supply chain operations."
        ]
      }
    ]
  },
  "companies": []
}