IIGCE 2025 (day 2)

Which Indonesian island has the most geothermal fields?

• Sumatra

• Java

• Sulawesi

• Papua

Which is NOT a direct use of geothermal?

• Spa and bathing

• District heating

• Hydrogen production

• Coffee drying

The main limitation of geothermal energy is:

• Weather dependent

• Very high emission

• Short plant life

• Location specific

The main purpose of separator:

• Separate brine and steam

• Remove H₂S

• Increase enthalpy

• Condense vapor

Which type of energy is geothermal?

• Fossil fuel

• Renewable

• Nuclear

• Non-renewable

The word “geo” in geothermal means:

• Earth

• Water

• Heat

• Energy

The word “thermal” in geothermal means:

• cold
• liquid
• solid
• heat

A geothermal power plant converts:

• Chemical to heat

• Solar to thermal

• Heat to electricity

• Wind to mechanical

Which is the first geothermal project in Indonesia?

• Lahendong

• Dieng

• Kamojang

• Darajat

IIGCE is held in:

• Singapore

• Jakarta

• Tokyo

• Manila