Quick Answer
Calculate Battery Pack-Level Voltage Ripple Amplitude Tolerance
Calculator
Result Interpretation
Battery Pack-Level Voltage Ripple Amplitude Tolerance Calculator computes Voltage Ripple Amplitude in V using the defined engineering formula and the input values provided.
Worked Example
Verified calculation
Given:
- Pack Equivalent Series Resistance = 0.002
- Bulk Decoupling Capacitance = 0.005
- Ripple Frequency = 500
- Current Ripple RMS = 5
Expected Result:
- Voltage Ripple Amplitude = 0.31846692707774
Engineering Interpretation:
Under the given input conditions, the calculated result is: Voltage Ripple Amplitude = 0.31846692707774 V.
The actual numerical result is computed by the Runtime engine using the persisted tool definition. The values shown here come from automatically validated test cases.
Formula / Method
voltage ripple amplitude = sqrt(pow(pack equivalent series resistance * current ripple rms, 2) + pow(current ripple rms / (2 * 3.14159265358979 * ripple frequency * bulk decoupling capacitance), 2))Formula family: formula_battery_pack_level_voltage_ripple_tolerance_checker
Variables
| Symbol | Label | Role | Description |
|---|---|---|---|
| I_ripple_rms | Current Ripple RMS | INPUT | Current Ripple RMS |
| f_ripple | Ripple Frequency | INPUT | Ripple Frequency |
| ESR | Pack Equivalent Series Resistance | INPUT | Pack Equivalent Series Resistance |
| C_bulk | Bulk Decoupling Capacitance | INPUT | Bulk Decoupling Capacitance |
| voltage_ripple_amplitude | Voltage Ripple Amplitude | OUTPUT | Voltage Ripple Amplitude |
Calculation Steps
- Enter the current ripple rms in A.
- Enter the ripple frequency in Hz.
- Enter the pack equivalent series resistance in ohm.
- Enter the bulk decoupling capacitance in F.
- Step 1: Compute voltage ripple amplitude.
- Read the voltage ripple amplitude (V) from the results.
Engineering Summary
Calculate Battery Pack-Level Voltage Ripple Amplitude Tolerance
Frequently Asked Questions
What does this calculator calculate?
The Battery Pack-Level Voltage Ripple Amplitude Tolerance Calculator estimates Voltage Ripple Amplitude based on the input parameters you provide
Why is current ripple rms important in this calculation?
current ripple rms is directly proportional to voltage ripple amplitude. When you enter current ripple rms in A, the calculator uses it in the engineering formula to compute the output
How should I interpret the result voltage ripple amplitude?
The calculator outputs voltage ripple amplitude in V. The result is computed directly from the input values using the defined engineering formula
What units should I use for the inputs?
Enter each value in the units shown next to the input field: Current Ripple RMS (A), Ripple Frequency (Hz), Pack Equivalent Series Resistance (ohm), Bulk Decoupling Capacitance (F). Make sure all inputs use the specified units for consistent results
What assumptions does this calculator use?
This calculator uses automatically validated engineering formulas. Results are approximate and should be validated against site-specific conditions, applicable codes, and professional engineering judgment
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