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About Us
What is Geothermal Energy?
Geothermal energy is a renewable energy source that harnesses the heat stored beneath the Earth’s surface. The word “geothermal” comes from the Greek words “geo” (earth) and “therme” (heat), which together mean “earth’s heat.” This energy is generated by the natural heat of the Earth’s interior, which can be accessed by drilling into underground reservoirs to tap into steam, hot water, or hot rocks.
How Geothermal Energy Works
Heat Source
The Earth’s core, located about 4,000 miles beneath the surface, is extremely hot, with temperatures reaching up to 9,000°F (5,000°C). This heat is produced by the slow decay of radioactive particles, a process that has been ongoing since the formation of the planet. The heat continuously moves outward from the core to the Earth’s crust, where it can be accessed as geothermal energy.
Geothermal Reservoirs
In some areas, the heat rises closer to the Earth’s surface, creating natural geothermal reservoirs of hot water or steam. These reservoirs can be tapped by drilling wells, much like oil or gas extraction, to bring the heat to the surface.
Types of Geothermal Power Plants
- Dry Steam Plants: These plants take steam directly from geothermal reservoirs to turn turbines and generate electricity. This is the oldest type of geothermal power plant.
- Flash Steam Plants: The most common type, these plants use high-pressure hot water from the ground. When the water reaches the surface, the pressure drops, causing it to “flash” into steam, which then drives a turbine.
- Binary Cycle Plants: These plants transfer the heat from geothermal hot water to another liquid with a lower boiling point than water. The secondary liquid vaporizes and drives a turbine. Binary cycle plants can operate at lower temperatures and are more versatile in terms of location.
Direct Use Applications
Beyond electricity generation, geothermal energy is also used directly for heating applications. This includes heating buildings, greenhouses, and aquaculture ponds, as well as industrial processes like drying crops. In some places, geothermal hot water is piped directly to homes and buildings for heating, offering a direct and highly efficient use of geothermal energy.
Global Impact and Future of Geothermal Energy
Geothermal energy plays a crucial role in the global transition to renewable energy. Countries like Iceland, where nearly 90% of homes are heated with geothermal energy, serve as leading examples of its potential. As technology advances, the accessibility of geothermal energy is likely to improve, making it a more viable option in a broader range of locations.
In the future, enhanced geothermal systems (EGS) may expand the availability of geothermal energy by creating artificial geothermal reservoirs. This would allow for the utilization of geothermal energy in regions without natural reservoirs, significantly increasing the global capacity for geothermal power.
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Energy Solutions
Our customized geothermal solutions are designed to meet the specific energy needs of your business, providing efficiency and sustainability.
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Global Expertise
With a global presence, our team brings international experience and local knowledge to deliver top-tier geothermal energy systems
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For Commercial
Our geothermal solutions are tailored for commercial applications, offering businesses an eco-friendly and cost-effective energy source.
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Sustainable Impact
By choosing geothermal energy, you're contributing to a sustainable future, reducing reliance on fossil fuels, and lowering greenhouse gas emissions
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