Lemonergy Calculator

Single cell · constant-current discharge

Battery discharge time and temperature calculator

Choose a cell or compare up to four. See how long each runs, what it delivers and how warm it gets.

Your operating point

    Up to 4 cells, with shared load, cooling and ambient conditions.

    Load

    1C draws the cell's nominal capacity in amperes.

    Remaining charge & condition

    Loading the cell library and calculation engine…

    Estimated behavior

    Your discharge result

    Ready when you are

    Select a cell and calculate to explore its voltage and temperature over time.

    The calculation stops at the first voltage, charge or duration boundary.

    See what is inside the calculationOpen the same cell and inputs in the layered engineering study.
    Open full model
    Cell data, inherited values & assumptions

    Choose a cell to inspect its source information and model inputs.

    A reduced single-cell model: representative OCV, constant resistance and one average temperature. Cooling presets are screening assumptions. Model boundaries and validation