Assumptions
18650 Battery Assumptions
| Specification | Value |
|---|---|
| Nominal Voltage | 3.7v |
| Max Voltage | 4.2v |
| Cutoff Voltage | 3.0v |
| Capacity | 2500mAh |
Battery Spec 3S24P - 60Ah
| Specification | Value |
|---|---|
| Nominal Voltage (3*3.7v) | 11.1v |
| Max Voltage | 12.6 |
| Min Voltage | 9v |
| Cells in Series for Voltage | 3 |
Parallel Cells to Get Capacity 60Ah/2.0Ah | 30 |
| Total Cells Required | 90 |
If battery stops being useful at 10.8, then we would end up getting 50% the capacity of the 3S battery pack.
Battery Spec 4S8P - 20Ah
| Specification | Value |
|---|---|
| Nominal Voltage (4*3.7v) | 14.8v |
| Cells in Series for Voltage | 4 |
Parallel Cells to Get Capacity 20Ah/2.5Ah | 8 |
| Total Cells Required | 32 |
Battery Spec 40Ah - 14.8v
| Specification | Value |
|---|---|
| Nominal Voltage (4*3.7v) | 14.8v |
| Cells in Series for Voltage | 4 |
Parallel Cells to Get Capacity 40Ah/2.5Ah | 16 |
| Total Cells Required | 64 |
Battery Spec 60Ah - 14.8v
| Specification | Value |
|---|---|
| Nominal Voltage (4*3.7v) | 14.8v |
| Cells in Series for Voltage | 4 |
Parallel Cells to Get Capacity 60Ah/2.5Ah | 24 |
| Total Cells Required | 96 |
Battery Spec 80Ah - 14.8v
| Specification | Value |
|---|---|
| Nominal Voltage (4*3.7v) | 14.8v |
| Cells in Series for Voltage | 4 |
Parallel Cells to Get Capacity 80Ah/2.5Ah | 32 |
| Total Cells Required | 128 |