RoadmapPhase 1 Radio control Digital Speed control Digital Steering control Digital brake control RF transmission Sensor unit Ultrasound sensor PIR sensor GPS Environment sensor( temperature, humidity) IMU
Phase 2Front-end Bluetooth communication Android app Electrical installation lighting & horn Phase 3 Camera based system VR Wireless charging
Technical Specs
Battery - initial
Item |
Specs |
Remarks |
Type |
Deep-cycle Lead Acid Battery |
|
Voltage |
48V (6V per cell) |
8 cell in series connection |
Capacity |
200 Ah |
|
Peak Current Draw |
270 A |
|
Normal Current Draw |
90 A |
|
QFE's ESM (Energy Storage Module) - final
Item |
Specs |
Remarks |
Type |
Lithium-ion platform for stationary and renewable energy storage |
Advantages include cell-level fusing, direct conductive cooling channels, EPRI, BMS |
Nominal Capacity |
42 Ah |
0.2 C discharge |
End-of-charge Voltage |
57.4 V |
Software limited |
Nominal Voltage |
50.4 V |
|
Discharge Cut-Off Voltage |
42.0 V |
Software limited |
Maximum Charge Current |
25 A |
|
Peak Discharge Current |
60 A |
|
Module Weight |
17.4 kg |
|
Module Dimensions |
423 x 398 x 96 mm |
|
Battery Cell |
18650 form factor, 2600 mAh, 3.6V nominal |
14 series, 16 parallel (224 cells total) |
Motor
Item |
Specs |
Remarks |
Type |
Series DC motor |
|
Power |
4 kW |
|
Voltage |
48V |
|
Peak Current Draw |
270 A |
|
Normal Current Draw |
90 A |
|
Speed Controller
Item |
Specs |
Remarks |
Type |
Series DC controller |
|
Brand |
Curtis |
|
Model Number |
1204M - 1205M |
8 cell in series connection |
Voltage |
36 - 48 V |
|
Current |
500 A |
|
|
|
|
Settings:
- Forward/Backward switch voltage: 30 V, 0.5 A
- Main Switch: 30 V, 0.2 A
- Undervoltage cutoff: 32.16V
- Overvoltage cutoff: 51.6V
- Battery side peak current: 325A
- Battery side max. continuous current: 70A
Connections:
Initial Power diagram
Intermediate Block Diagram for SensorsIntermediate Signal Diagram
Possible applications and featuresPart List electronicsPart List electronics
Navigation Application Current files: - Home Page - Digital Page Further Development: - Data Logging - Sending/receiving data to/from Arduino via Bluetooth - Improve UI (make buttons into navigation panel) 
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