Gobi 30 MW Solar Power Plant

Highlight:

– First-ever implementation in Mongolia of an intelligent automatic active power (P) regulation system for a solar power plant.

Works performed:

Engineering design and drawings for:
Installation of ABB ETL600 series equipment, blocking filter, capacitor, and filter at 220/110/35/6 kV Choir substation
Installation of ABB ETL600 series equipment, blocking filter, capacitor, and filter at 110/35/10 kV Airag substation
Installation of ABB ETL600 series equipment, blocking filter, capacitor, and filter at 110/35/10 kV Sainshand substation; installation of ZIV (UK) control system

Installation of ZIV control system expansion module at 35 kV Gobi SPP substation
Testing and commissioning of the active power (P) regulation system — first such implementation in Mongolia — within the Gobi SPP project scope

Solutions used:

Power line carrier post — ABB ETL600 (IEC60870-5-104 data transmission, voice communication and high-frequency relay protection combined)
Others: RTU540, Mainberg M200, AFS650, AFS670