Definition:
The amount of energy stored in a given system or fuel per unit volume or mass.
Key Components:
- Energy per liter (liquid fuels)
- Energy per kilogram (batteries, hydrogen)
- Thermal efficiency of energy carriers
Use Cases/Industries:
- Battery storage technology
- Liquid fuel comparison (gasoline vs. hydrogen)
- Aviation and transportation fuels
Advantages:
- Determines fuel efficiency
- Influences energy storage solutions
- Key factor in energy system design
Challenges:
- Trade-off between density and environmental impact
- Storage and transportation limitations
- Efficiency losses in conversion processes
Related Terms:
Battery Energy Storage, Fossil Fuels, Hydrogen Energy
Example:
Gasoline has a higher energy density than batteries, making it more practical for long-haul transportation.
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Synonyms:
Power Density, Fuel Energy Capacity, Storage Efficiency
