How long does a true flywheel movement store energy

What is a flywheel energy storage system?

Flywheel energy storage systems (FESS) are a great way to store and use energy. They work by spinning a wheel really fast to store energy, and then slowing it down to release that energy when needed. FESS are perfect for keeping the power grid steady, providing backup power and supporting renewable energy sources.

How does the speed of a flywheel affect its energy storage?

Flywheels that spin faster store much more energy than ones that spin slower. The laws of physics tell us that large diameter and heavy wheels store more energy than smaller and lighter wheels, while flywheels that spin faster store much more energy than ones that spin slower.

What is the difference between a flywheel and a battery storage system?

Flywheel Systems are more suited for applications that require rapid energy bursts, such as power grid stabilization, frequency regulation, and backup power for critical infrastructure. Battery Storage is typically a better choice for long-term energy storage, such as for renewable energy systems (solar or wind) or home energy storage.

How does a flywheel work?

For a flywheel, this depends on both the amount of mass it has and how that mass is spread out around its spinning axis. If you add more mass to the flywheel, you increase its moment of inertia. This means the flywheel can store more energy at the same speed. So, a heavier flywheel can hold more energy and deliver more power when needed.

How long do flywheels last?

Long Lifespan: With no chemical reactions involved, flywheels can last for tens of thousands of cycles, significantly outperforming batteries in terms of longevity. High Efficiency: Flywheel systems are highly efficient at storing and releasing energy, with minimal energy loss over time.

What happens to the flywheel after it provides extra power?

When you reconnect it to the wheels, it's like a second engine that provides extra power. The energy you feed to the wheels must be lost from the flywheel, causing it to slow down. It only works temporarily.