Graphite, Anode & Battery Materials Processing worked example

Energy Intensity with battery-material process load of 210 kW: a worked example in graphite, anode & battery materials processing

Here is what the math looks like when conditions slip. We hold every other input steady and drop battery-material process load to 210 kW, then walk the calculation through step by step. Estimate energy intensity and energy cost per kg for graphite purification, milling, coating, calcination, drying, blending, or finished anode material production.

The inputs for this scenario

  • Battery-material process load: 210 kW (the input this scenario stresses; the baseline uses 420)
  • Process energy runtime: 12 hr (held at the documented default)
  • Blended electricity rate: 0.11 $ / kWh (held at the documented default)
  • Processed anode material: 1,400 kg (held at the documented default)

Working through the calculation

  • The calculation starts from the formula this tool documents: Process energy cost = battery-material process load × process energy runtime × blended electricity rate.
  • Process energy used works out to 2,520 kWh at these inputs, and this is the headline figure for the scenario.
  • Process energy cost works out to 277 $ at these inputs.
  • Energy cost per kg works out to 0.2 $ / piece at these inputs.
  • Hourly process energy cost works out to 23.1 $ / hr at these inputs.

How this compares with the baseline

  • Against the tool's baseline example, where battery-material process load sits at 420 kW and the headline result is 5,040 kWh, this scenario comes in 50% below the baseline at 2,520 kWh.
  • The practical read: the gap between this scenario and the baseline is entirely attributable to battery-material process load, so recovering it is worth quantifying in dollars before considering equipment or staffing changes. It assumes the process draws a constant load for the full runtime; real furnaces vary draw across heat-up, soak and cool, so a flat load can mislead.

Results at a glance

  • Process energy used: 2,520 kWh (headline result)
  • Process energy cost: 277 $
  • Energy cost per kg: 0.2 $ / piece
  • Hourly process energy cost: 23.1 $ / hr

Run it with your numbers

  • To rerun this with your own numbers, open the live Energy Intensity calculator, set battery-material process load to your actual value, and adjust the remaining inputs to match your operation.

Last reviewed 2026-05-12.