Cooler System

Fan Speed Controller with Temperature

Main function:

Run a cooler (DC motor) with a speed that increases when the temperature increases and will start to run if the temperature is greater than 35C

The system consists of :

1. Cooler system: DC motor
2. LED and Buzzer
3. Temperature sensor
4. LCD & seven segment

Details:

1. Cooler, buzzer and LED will be on when temperature is more than 35C and off when less than 35C
2. Temperature should be appeared on LCD first row and also in seven-seg
3. Cooler speed (duty cycle) should be appeared in second row
4. Cooler system is consists of 5volt DC motor, when the range of temperature is from 35c to 50c the cooler Dc volt should be from 2.5 to 5 volt