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🪣 Understand Materials with the Tank Analogy

🧠 What does this tool show?

This tool shows how a single electrode material behaves inside a battery, using the tank analogy.

  • Think of the material as a tank that can be filled with lithium, just like filling water into a container.
  • The curve shape of the tank tells us how much lithium fits at each "height".
  • The steep parts of the curve (big dQ/dV) mean the material can take in a lot of lithium without much change in voltage, like a wide part of the tank.
  • The flat parts mean even a small amount of lithium changes the voltage a lot, like a narrow neck of the tank.

On the left, you see the tank view (dQ/dV). On the right, you see how the voltage changes as the tank fills (the OCV curve). Observe, how peaks in the dQ/dV reflect as plateaus in the OCV curve.

By moving the slider (SoC), you can explore how the lithium filling level relates to both views at the same time.

🪣 Electrode dQ/dV Tank

📈 Voltage vs. SoL