Power Requirements
Input Power: 6000mAh x 7.4V = 44.4Wh (Based on 2 x 18650 LiON 3.7V 3000 mAh)
Components
MB102 Breadboard Power Supply Module
Specification: Locking ON / OFF Switch LED Power Indicator Input Voltage: 6.5 V to 12 V (DC) Output Voltage: 3.3 V / 5 V Maximum Output Current: 700 mA Power Rails 0 V, 3.3 V, 5 V on Breadboard Two Groups of Header Pins Size: 5.3 cm × 3.5 cm Power: 700mA x 3.3V = 2.31W 700mA x 5v = 3.5W
GO TO hhttp://www.handsontec.com/dataspecs/mb102-ps.pdf
ESP32: Requires 3.3V
Specification: On-chip sensor: Hall sensor Integrated crystal: 40 MHz crystal Integrated SPI flash: 1 4 MB Operating voltage/Power supply: 3.0 V ~ 3.6 V Operating current Average: 80 mA Minimum current delivered by power supply:500 mA Power: 500mA x 3.3V = 1.65W
DC Gear Motor X2: 12V, 100mA (no load)
Specification:
Voltage: 12V DC
RPM: 320RPM
Current: 0.1A
Diameter: 33mm
Height (excl. shaft): 39mm
Shaft length: 9mm
Shaft diameter: 5mm
Weight: 100g
Torque:2.5kg.cm (ESTIMATED)
Power: 0.1A x 12V = 1.2W X 2 Motors = 2.4W
GO TO https://www.aliexpress.com/item/32352827888.html
L298N Motor Driver
Specification: Input Voltage: 3.2V~40Vdc. Brief Data: Driver: L298N Dual H Bridge DC Motor Driver Power Supply: DC 5 V - 35 V Peak current: 2 Amp Operating current range: 0 ~ 36mA Control signal input voltage range : Low: -0.3V ≤ Vin ≤ 1.5V. High: 2.3V ≤ Vin ≤ Vss. Enable signal input voltage range : Low: -0.3 ≤ Vin ≤ 1.5V (control signal is invalid). High: 2.3V ≤ Vin ≤ Vss (control signal active). Power: 36mA x 5V = 0.18W
GO TO http://www.handsontec.com/dataspecs/L298N%20Motor%20Driver.pdf
Total theoretical power required: 2.31 + 3.5 + 0.075 + 1.65 + 13.2 + 0.18 = 20.915W
Run time: 44.4Wh / 20.915W = 2.12h
Additional Components:
3S Series Lithium Battery Capacity Indicator Display Electric Vehicle Battery Power Tester Li-po Li-ion Module
Specification: Operating current: 2.3mA
GO TO https://www.aliexpress.com/item/4000300676403.html?spm
DC-DC Step Up Power Module Boost Volt Converter 3.3V-35V To 12V
Specification:
Rectification method:Non-synchonous rectfication Input voltage:3V-35V Output voltage:5V-40V(notes can not step down voltage) Input current:3A(maximum 5A)
HC-SR04 Ultrasonic sensor
Specification:
Working Voltage: DC 5V Working Current: 15mA Working Frequency: 40Hz Max Range: 4m Min Range: 2cm MeasuringAngle: 15 degree Trigger Input Signal: 10uS TTL pulse Echo Output Signal: Input TTL lever signal and the range in proportion Dimension 452015mm Power: 15mA x 5V = 0.075W
Specification Link:
GO TO https://cdn.sparkfun.com/datasheets/Sensors/Proximity/HCSR04.pdf
Tilt Sensor Module
Specification Input voltage:3.3V - 5V
DC Motor, 12V, Model RK-370CA-15370 (For Cutter)
Specification:
https://product.mabuchi-motor.com/detail.html?id=88 (Specification Sheet)
Voltage: 12V DC
RPM: 5500RPM
Current: 0.032A
Motor Diameter: 24.2mm
Motor Height (excl. shaft): 30.8mm
Shaft Length: 10.5mm
Shaft Diameter: 2mm
Weight: 50g
Torque: 27.7gcm
Power: 0.032A x 12V = 0.384W X 1 Motor = 0.384W