The document outlines a project at the Modern College of Engineering to develop a solar street light controller aimed at optimizing solar energy use, conserving mains power, and enabling wireless monitoring of street lights. It discusses the system components, including various lighting technologies and communication systems, alongside advantages like reduced CO2 emissions and energy efficiency. Future enhancements include implementing a solar tracking system and GPRS for real-time data transmission.

1. MODERN COLLEGE OF
ENGINEERING, PUNE-05
SOLAR STREET LIGHT CONTROLLER
Sponsored By
Sunwave Technologies
GROUP Id : 22
ANUBHA B8313005
PRIYANKA BIRARI B8313016
CHHAVI B8313028
PROJECT GUIDE:
Mrs.M.S.KANITKAR

2. CONTENT
 Objective
 Introduction
 Literature Survey
 Basic block diagram
 Hardware and Software
 Component selection
 Working
 Advantages
 Applications
 Future scope

3. OBJECTIVE
 Optimum utilization of solar energy
 Conservation of mains
 Reduction in emission of harmful
gases
 Wireless communication of the
data

4. INTRODUCTION
Purpose of the Project: To overcome excess energy
consumption due to street lights in a wide area and real time
monitoring of individual street lights
 What the project does to fulfill the purpose:
1. Solar energy.
2. Power LED’s .
3. Wireless transeceiver .

5. LITERATURE SURVEY
Communication system for street light controller
• PLC Communication System
 Remote controller
 wires and repeaters
• TinyMesh
 Low price
 Low data rate – 10kbps, sufficient for application
 Low power consumption
 Reliable.

6. LUMINARIES
 Low power discharge lamp
 Uses inert gas and small quantity of mercury
 High efficiency and economy
 Difficult to control the distribution of emitted light
 High intensity discharge lamps
 Uses electric arc between tungsten electrodes
 High level of light over large area
 Costly to produce, install, purchase, repair

7. CONTINUED..
 LED – Light emitting diode
 Compact size
 Very high lumen output
 Vibration resistance
 no filaments
 No UV or IR emissions
 50-90 % less energy
consumption.

8. MARKET SURVEY
PARAMETERS SLC 02 - 25 CLP 35 SAT Lamp - Our System
SLC
RTC and Yes No Yes No
Location
recognition
Intelligent System Yes Yes Yes, requires Partially
control box
Cable Costing Minimal Moderate Moderate Minimal
GSM Yes No No Yes
Modes 2 - 5 2
Energy saving 8% - High traffic 10% 8% 15%
50% - low traffic

9.  HOW IT WORKS

10. BLOCK DIAGRAM
SOLAR PANEL
DIGITAL
SIGNAL
CONTROLLER
SOLAR
CHARGER BATTERY
TINYMESH
LINEAR
POWER LED
SUPPLY DRIVER

11. SYSTEM’S SPECIFICATIONS
 Solar charger 25A, 12/24V
 Automatic dusk to dawn switching.
 Connectivity for external Mains Charger 25A 12/24V
 Step up 5A LED Driver with soft start.
 Battery low cut off and fully isolated from circuit
 Battery Charging Temperature compensation.
 RS-232 for Wireless module connectivity.

12. DIGITAL SIGNAL CONTROLLER (MC56F8002)
 Electrical characteristics:
 Supply voltage : 1.8V to 3.6V
 Supply current :
 Frequency : 32MHz
 Mechanical characteristics :
 Length:18mm
 Breadth: 7.5mm
 Other Specifications:
 12 kb flash memory
 6 Operations per cycle
 12 bit ADC , 28 channels
 JTAG enhanced
 16 bit timer

13. TINYMESH - (RC1170)
 Electrical characteristics
 Supply voltage : 3.9 V
 Current consumption TX : 37mA at
9dBm
 Mechanical characteristics:
 Module size 12.7 x 25.4 x 3.3 mm
 Other Specifications
 No. Channels – 15
 Data buffer- 1018 bytes
 Data rate: 1.2 – 100 kbps
 Operating frequency : 865-868 MHz

14. SOFTWARE DESCRIPTION
Softwares used
 Power Logic
 PowerPCB
 Code Warrior Development Studio
 .net Framework v2
 RC 232 CCT tool

15. POWER LOGIC

16. POWER PCB

17. CODE WARRIOR DEVELOPMENT STUDIO

18. RC 232 CCT TOOL

19. FLOWCHART FOR DSC
Start
Check the battery voltage
Yes No
If battery Battery charging
If battery
voltage>12v flag=1
voltage >11v
No Yes
Check the solar voltage Battery is fully charged. Check
for the night mode flag
If night
NO
If Solar
mode flag
Voltage <2v
==1
Yes
Yes
Drive the Leds
Switch to mains supply for
battery charging ssssDriver
Set the night mode flag
End
Use solar supply for
Battery charging
Clear the night mode flag

20. FLOWCHART FOR COMMUNICATION

21. OUTPUT

22. ADVANTAGES
 TinyMesh - enables reliable communication.
 No short circuit problem
 LEDs - reduce CO2 emissions and increases power
efficiency.
 Solar energy - renewable source.
 Linear power supply – during rainy season

23. APPLICATIONS
 Pedestrian aware Smart
Street Lighting system.
 Flood lights.
 Ground lights

24. FUTURESCOPE
 Solar tracking system
 Fully automated
system.
 GPRS for real time
data transmission on
website

25. QUESTIONS

26. Thank you..