Automatic street lights research india publications. Photo resistors change light into electricity and are not dependent on any other force, ldrs are delicate, inexpensive, and readily obtainable devices, they are small enough suitable into virtually any electronic device and. Doc report on automatic street light control system with ldr. Existing system 1automated street lighting using plc, street light controlling using plc is a novel concept using xd26 plc controller. Design and implementation of automatic street light. Explore automatic street light with free download of seminar report and ppt in. Automatic street light controller using relays and ldr. Download project documentsynopsis here we propose an iot based street light monitoring and controlling system to ensure, low power consumption, consumption monitoring, instant faulty light detection and light dimming as per external lighting conditions. Report on automatic street light control system with ldr and relay course name.
The street lights are automatically switched on when the sunlight goes below the visible region of our eyes. In the ldr mode, the street lights have an intensity control based on the ambient light near the ldr. In fact you can this circuit for implementing any type of automatic night light. This sensor is used to detect the light intensity so if theres sun light in the surroundings then it simply turn off the street light and if theres no sun light then it turns on the street light and thats how automatic street light works. Theoretically, an e mbedded controller is a c ombination of a piece. Arduino is singleboard microcontrollers and microcontroller kits for building digital. This automatic street light controller project is made using an ldr light dependent resistor with arduino. So, we can access the street light status in anywhere and anytime. Significant benefits of street lighting include prevention of accidents and increase in safety. The circuit diagram present here is that of a street light that automatically switches on when the night falls and turns off when the sun rises. Automatic street light control system using microcontroller. International journal of engineering research and general. The proposed system consists of atmega8 microcontroller, ldr, pir sensor and rtc.
Automatic street light seminar report, ppt, pdf for ece students. This system controls the street lights using light dependent resistor and pir sensor. The extent of darkness at which the street light to be switched on can also be tailored using the potentiometer provided in the circuit. Ldr is a special type of resistor whose value depends on the light. Also explore the seminar topics paper on automatic street light with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year electronics and telecommunication engineering or ece students for the year. The analog value changes according to the resistance of ldr. The circuit is built around popular opamp ic 741 ic1, 14bit ripple counter cd4060 ic2, scr bt169, bc557 and other components. The circuit uses a light dependent resistor ldr to sense the light. Moreover, the circuit is carefully designed to avoid common problems like overload, relay chattering and inductive kick back in relay. It automatically switches on lights when the sunlight goes below the visible region of our eyes. Automatic street light controller circuit using relays and ldr. It can detect the amount of light falling on it and thus can predict days and nights. In this mini project of the street light circuit using ldr, we are going to operate street light using a light dependent resistor ldr.
Objective the purpose of this mini project is to switch off the street light in the day and switch on the street light in the night. Our proposed system consists of smart street lights that have external light sensing that automatically turns on at. Modeling and simulation of automatic street light controller using. In fact, these lights are automatic and have a sensor in them which is known as ldr sensor. Automatic street light controller using ldr and relays. The whole circuit is based on ic lm358, which is basically an operational amplifier that is configured in a voltage comparator.
Automatic street light control using ldr wl1pqp2vxjlj idocpub. Explore automatic street light with free download of seminar report and ppt in pdf and doc format. Circuit diagram of automatic street light controller switch circuit using relays and ldr is given below. Here we make use of ldr light dependent resistor and led light emitting diode and arduino.
By using this system manual works are 100% removed. Automatic street light controller circuit using relay and ldr. We can control the street lights through manually, but. Automatic street light controller switch circuit electronicshub. This paper contains total information of design, construction, and implementation of automatic street light system. Photo resistors change light into electricity and are not dependent on any other force, ldrs are delicate, inexpensive, and readily obtainable devices, they are small enough suitable into. If light is 80 percent available, it automatically turn off street lights. The usage of the smart lighting system will undoubtedly change the world that we see today. We have tried this one in this tutorial but you can also try the second one mentioned below.
By using this system energy consumption is also reduced. It automatically switches off the street lights under illumination by sunlight. Automatic street light control using ldr relay power. Aim of this seminar is to control the street light using ldr. They are made up of semiconductor materials that have high resistance.
Automatic street light seminar report, ppt, pdf for ece. A street light, lamppost, street lamp, light standard, or lamp standard is a proposed source of light on the side of a road or walkway, which is turned on or lit at a certain time every night. Automatic street light control system using ldr and ic555 timer. Along with these, a few more components are also used.
Automatic street light control system electronics project. Street light circuit using ldr electronics project. We are going to discuss here advantages, disadvantages and applications of automatic street light and advantages are. The analog pin senses the voltage and gives some analog value to arduino. Light dependent resistor ldr or photoresistor what is. If the intensity of sunlight on light dependent resistor is low, its resistance value is high. Lamp april 18, 2017 ldr base street light control 16 o the lamp is used as the load for the output. As said earlier a ldr is one of the different types of resistors, hence using it is. The streetlight is controlled by using the ldr sensor.
The arduino analyse the data and gives its response to the leds through the. So if you are looking for a sensor to sense light or to distinguish between days and nights then this sensor is the cheap and modest solution for you. This is done by a sensor called light dependant resistor ldr which senses the light. Light sensor and street light control using arduino is designed to measure the intensity of light or amount of light. Our progress april 18, 2017 ldr base street light control 17 1.
Furthermore, street light control with the use of solar energy 11, and. Also the manual operation of the lighting system is completely eliminated. In this task, 01 ldr sensor, 12 leds, resistors, 03 ir obstacle detector sensors and 01 arduino uno have been used. Automatic control of street lights is deigned to turn on and turn of street lights automatically. This is done by a sensor called light dependent resistor ldr which senses the. How to make an automatic street light project using ldr. Ldr light depending resistor, whose resistance is based upon the quantity of the light falling on it, is the main component for sensing the light. Here we also use a ldr so that we can control the lightning system with the help of its sensor. Automatic street light controller circuit using relay and. For the love of physics walter lewin may 16, 2011 duration. Automatic street light controller arduino project hub. But if amount of light is less than 80 percent, this project will automatically turn on street lights. When there is light the resistance of ldr will be low. Automatic street light control using light dependent resistor ldr by fazlur rahman i project report on automatic street light control using light dependent resistor this project paper has been submitted to the eastern university of bangladesh in partial fulfillment of the requirements for the award of the degree.
Ldr light depending resistor whose resistance is based upon the quantity of the light declining on it along with a few more components. Street light controller detailed circuit diagram available. Automatic street light control system is a simple yet powerful concept, which uses transistor as a switch. The automatic streetlight control system operates on 12 v dc supply. A light sensor or ldr can be very easily interfaced with an arduino. One of the pins of the ldr is connected to the ground while the other is connected to one of the 5 analogue in pins.
As per the circuit diagram, we have made a voltage divider circuit using ldr and 100k resistor. It means ldr is inversely proportional to light, when the light falls on the ldr it sends the commands to the arduino board that it should be in the off. We chose to do the automatic light controller circuit project because we felt that it best serves our learning process, as it contains many concepts and electronic devices that will be implemented and used to achieve the final desired results. Circuit diagram and working of automatic street light controller switch using relays and ldr. Modules the current project of efficient use of street light is developed using arduino and ldr. Ic2 is also used to trigger scr1 to switch on the street light. Our progress april 18, 2017 ldr base street light control 18 2. Pdf modeling and simulation of automatic street light controller. Automatic street light control is used to control the street lights turn on and off based on the light. Components required following are the continue reading street light circuit using ldr electronics project. Depending on the function of the ldr it may need another resistor connected to it. Street lights that glow on detecting vehicle movement circuit. Here we make use of ldr light dependent resistor and led light emitting diode and.
Download automatic street light ppt with pdf report. Ic1 along with ldr1 enables ic2, which drives transistor t1 into conduction. The ldr senses the light and sends the data to arduino. I guess i could download the icestudio software and vga project and try to change it to develop my project without having to actually buy the fpga adapter.
During daytime there is no requirement of street lights so the ldr keeps the street light off until the light level is low or the frequency of light is low the resistance of the ldr is high. Street light is controlled automatically with the help of the intensity of light and arduino. They are also called as photoconductors, photoconductive cells or simply photocells. Project report automatic street light control system. The light sensor is connected to the analogue inputs of the arduino. Automatic streetlights that glow on detecting night and. Download automatic street light control system project. Abstract automatic street light control system is used in modern world for energy savings by using light dependent. Automatic street light control system using light dependent. This circuit is very simple circuit and can be built with transistors and ldr, you dont need any opamp or 555 ic to trigger the ac load. In rtc mode, the street lights turn on automatically based on the on time set in the code and turn off based on the off time. Street lights are switched on depending on the intensity of the sun light on ldr.