Artificial Vision System for Blind Using Ultrasonic Wave Transmission and Reception Techniques

Introduction to Artificial Vision System for Blind Using Ultrasonic Wave Transmission and Reception Techniques:

The main objective of this project is to provide safety for blind people from obstacles. This device ensures safety for the blind while walking. The device is to be carried by blind and when the device senses any obstacle it gives the message through voice processor and accordingly he can move. The entire design is built on the concept of embedded system and AT89C52 microcontroller is used which monitors the components.

Circuit design and working:

AT89C52 microcontroller is the heart of the design. The Ultrasonic waves are transmitted into free space and when these touch the obstacle its gets reflected. The reflected waves are received by the  receiver. The demodulator is used to process the signal and it gives the processed signal to the microcontroller. The microcontroller then drives the relay connected to the  voice ic APR9600  by which the blind person can come to know about the obstacle. The microcontroller is provided with an oscillator frequency of 12mhz, and a reset logic signal is fed to the microcontroller so restart when bugs occur. The entire circuit is provide with an rechargeable battery source. The advantage of selecting AT89C52 microcontroller is that it has an 8kb of flash memory. The relay is to drive the voice ic according to the given signal.

Advantages:

The device is very helpful for the blind people to go in a exact path without the help of others. Instead of using Ultrasonic signals we can also use light signals detecting obstacles. The ultrasonic signal response for after the detection of obstacle is delayed by 0.2 seconds which is to be overcome. 

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Locker Security System in Advanced Banking Latest ECE Project Abstract

Introduction to Locker Security System in Advanced Banking Latest Project:

The aim of this project is to provide effective security measures for the users. Here the user can open their respective lockers by the specified user id and password. The equipment of this system consists of barcode reader for identification of id cards and host computer is installed which monitors the entire system. The host computer is fed with the database of the users, so that when users enter their id’s it checks the details and allot the respective locker.

Brief into the working:

The drop bolts are placed in the locker an a electronic switching device (Relay drivers) are connected to these bolts. The signals from the host computer to the these switching devices are carried out with an RS232 cable. The application software checks the entered details and verifies them and allows the use to access the locker. A secure messenger application is used to decrypt the data for the mobiles. The system is provided with back-up power supply to avoid break downs. The entire application is developed on java platform.

Applications and Future scope:

These type are lockers are very useful in providing security, and these lockers are controlled automatically which reduces man power. But the is a drawback that an person can open the lockers by giving the user id and password , as the system does not know whether is a right person or not. This can be overcome by making the authentication process with finger print scanner or an eye scanner, where these is no possibility of manipulating. Thus we can conclude that electronic locker systems are very useful in the modern days.

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IR Switch and Remote Control EEE Project Topic for Final Year Students

Introduction to IR Switch and Remote Control EEE Project:

Introduction:

This paper discusses the working of a infrared switch which can be used as a remote controller. As the pulse does not carry any information it can be used on as a switch. This device can used for switching on the appliances in a home or industrial automation systems.

Working model of IR switch:

By projecting the infrared light using a led on to the sensor we can make the switch on and off. The IR switch works at a frequency of 38khz, it operates at the same frequency of a tv remote. It consists of IR detection unit is built using a TSOP 1738 which detects the projected led light. It does not detect any other lights occurring due to tube light and day light. A CD 4049 buffer unit is employed which sorts the accumulated signal received at a instant of1-1.5sec . It sorts the original signal from the sequence of signals. A monostable multivibrator is used to used to generate a signal received at a instant of 1sec period. To make the switch on and off according to the given signal, a flip flop is employed which toggles the signal.

Applications and Advantages:

This type of remote controls can achieve high switching parameters in short instant of time. This remote control device can be used only for switching purpose because the signal does not convey any information. This type of device is used in industries for automatic switching of devices.

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Controlling And Monitoring Of Industrial Parameters Using Camac Electronic Project Report For Download

Introduction to Controlling And Monitoring Of Industrial Parameters Using Camac Electronic Project:

Introduction:

The proposed design is to provide industrial or home automation is useful for monitoring the devices from any distance. The messages are sent from the pc using an Ethernet module. Atmel 89c51 microcontroller is used which monitors  the  end system according to the given message, with the sensed information sent from the sensors. The back end PC systems are connected to visual basic and they are provided input through multichannel ADC.

Circuit design and working:

The circuit unit consists of transmitter unit and receiver unit. The pc is connected to a Ethernet module which works in visual basic and the message is transmitted to the receiver by using a multichannel ADC transceiver. In the receiver unit light, humidity and temperature sensors are connected. The ULN drives are used for giving the signal to the relays there which drives the relays to put on and off. The clock speed of 89c51 is  will gill fast response compared to that of normal microcontroller and has a 8kbof flash which is sufficient for this design. The keil software is very advantageous in programming flash memories. It provides an interface for connecting end systems through visual basic. The multichannel ADC converts the sensed information from sensors and sends to the transmitter unit.

Applications and future scope:

Applications and future scope these type of automation system can used in homes, industries etc. By using this automation design, we can reduce the usage of man power, and the damage of devices can also be reduces. 

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Power Quality in Energy Conversion Systems Electrical Project Abstract

Introduction to power quality:

Power quality is linked to devices using power electronics which maintains the switching parameters and voltage and frequency regulation. How the delivered power gets utilized effectively by the end user is called power quality. In this paper we will discuss about power quality and various categories of power quality. We will look into factors causing power quality and preventive methods.

Brief on Power quality:

All the factors which reduce the utilization of delivered power are considered and by rectifying the factors the power quality factor gets increased.

Steady state voltage frequency and magnitude:

Steady state voltage frequency and magnitude can affect the power quality actor factor which occurs due to phase locks in the applied voltage.

Voltage sags:

As the circuits works continuously the faults may occur resulting in voltage which reduce power quality, these are overcome in most cases by using fuse methodology.

Grounding and Voltage fluctuations:

Due to improper grounding and excessive neural to ground voltage connections transients occur. The transients along with the noise components may interact with the low voltages by which the circuit may get damaged. Due to constant changes occurring in voltages fluctuations occur which may affect the load elements which reduce the power quality factor.

Harmonics:

Harmonics occur in the circuit due to power generation equipment and induction motors and transformers which cause voltage harmonics. So they need to monitor so as to increase the power quality factor.

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Microprocessor Based Relays Electronics Project Report

Introduction to Microprocessor Based Relays Electronics Project:

Introduction:

Due to advancements in microprocessor technologies the switch from conventional to microprocessor based relays has increased. By use of microprocessor technologies the cost of maintenance has decreased. This paper discusses the design and working of microprocessor based relays for ac motors.

Brief into working process:

These are provided with data acquit ion systems which control the ac input. Memory modules maintain the relay algorithms which switch the relays according to the specified algorithms. Contact inputs are provided to control the relays and contact outputs are used for controlling the other equipment. The sampler converts the voltage and current inputs to digital quantity and provides it to the microprocessor.  For controlling ac motors they are fed to motor protective relays which protect them from open phase and reverse phase voltages. Motor protectective relays can control the overload conditions and over current time elements. Motor protective relays are designed based on sine wave form and the distortions occurring can be easily controlled. By connecting a advance phase capacitor the harmonics generated in the circuit can be controlled.

Advantages and Applications:

By use microprocessor based relays the switching can be obtained at higher rates with low maintenance   cost. The time taken for restoration is very less when bugs occur. It has low installation process and provides a controllable and reliable output. These protect he motors from break failures an fuse blown situations. By using the microprocessor based relays the faults can be easily identified and restored immediately.

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An Advanced Approach for Minimum Vertex Cover Problem ECE Seminar Topic

Introduction to An Advanced Approach for Minimum Vertex Cover Problem:

Introduction:

This paper proposes certain techniques for reducing the minimum vertex problem so the selected vertices cover all the edges in the graph. There  are various algorithms to reduce the minimum vertex problem all of them follow heuristic based approach  we are not able to get optimal solution in the same manner. We can get near results for the optimal solution by using greedy algorithm. In this paper we will discuss minimum advance vertex cover algorithm to find the optimal solution for the minimum vertex problem.

Brief into algorithm:

The advance algorithm is to find small subset of vertices so that every subset has at least one endpoint. There will be at least three approaches for obtaining NP completeness. Suppose if the given inputs are small then the algorithm with exponential running will be the best approach. The second approach is to eliminate the important special cases that are solvable in polynomial time. Approximation algorithms are efficient in producing near optimal solution for the minimum vertex problem. In most cases researchers follow greedy  algorithm but it does not produces minimal optimal solution but is seems good at that point of time. By using advance vertex cover algorithm we calculate the time complexity  O(n²). this is obtained by making a list of the vertices and transverse vertices. By using transverse and searching connected vertex from transverse vertex we will calculate the time complexity.

Conclusions:

By using heuristic and greedy we may not get the near solution but by using advance vertex cover algorithm we can get near optimal solution by introducing simple O(n²) time complexity.  But by using O(n²) time complexity we can obtain the optimal solution for the minimum vertex problem.

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ECE Projects for Final Year on Zigbee Network Based Heart Monitoring System for Premature Babies

Introduction to  Zigbee Network Based Heart Monitoring System for Premature Babies:

Introduction to zigbee monitoring system:

This paper elaborates the working model of heart monitoring system for premature babies using zigbee network. Zigbee uses the ieee 802.15.4 standard by extending its capability to provide  reliable and safe communication in any kind of environment. It operates at 868/915 mhz in dual physical modes with a operating frequency of 2.5 ghz. The data transfer rate varies for different frequency ranges. It has a address space of 16 bit and can be extended up to 64 bit.

Working model:

For monitoring the heart beat and blood pressure of the premature babies an automated device is designed using zigbee protocol. The zigbee communication is used for transfer for data in the short range for the babies  placed in incubators. A receiver unit placed in the incubators makes the changes accordingly to the given signal. The PC is provided with the information of heart beat and oxygen level operating conditions of the premature babies and it makes the changes accordingly. The data is transmitted using a zigbee module. RS232 cable use for transfer of data serially  in between the system and zigbee module. The central monitoring unit is provided for controlling the transfer of signals in between the zigbee module and the receiver units placed in the incubators.

Advantages and Applications:

The zigbee technology is a cost effective device and provides the facility to be remodeled in the network. Zigbee can operate effectively in harsh RF environment. It is an effective device for short range communication. It is a low power consumption device and can last for years together when provided with a battery source. Zigbee communication can used for designing home automation systems. Thus we can conclude that zigbee technology can work effectively in short range communications.

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Electrical Project Report on Computerization of Machine Lab

Introduction to Computerization of Machine Lab:

Introduction:

The automation process has become very significant in all areas due to increasing technological advancements. By using automation process we can provide security and safety to equipment and reduce manpower. This paper mainly concentrates on controlling the induction motor which is used in lab equipment. By using this automation process we can monitor the voltage fluctuations and control the speed of the induction motor.

Circuit design and Working process:

By using the Programmable logic controller we can control the induction motor. The programmable logic controller is driven by a driver which communicates with the induction motor. The programmable logic controller circuit consists of an  astable and a mono stable mutivibrator  fabricated to a  dual timer IC to generate PWM pulse. By using IC dual timer the modulate output is obtained, which is used to control the speed of motor. The IC dual timer works on a supply voltage of +5 to 18v. Here astable produces a square wave which is fed to the trigger pulse of the monostable multivibrator. Then the circuit produces pulses with variable width. The generated variable pulse is given to drive the circuit which controls the speed of the motor. The entire process is monitored by a system and where we can check the process.

Applications:

This type of automation systems can be used in industries for monitoring the equipment which provides safety and security to the devices and reduces the man usage of man power. There are very negligible chances for the system to go wrong. Thus we can conclude that automation process are very effective in providing security to the devices.

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ECE Project Abstract On Smart Recognition Of Vehicle Based E-Goverence System

Introduction to Smart Recognition Of Vehicle Based E-Goverence System:

Introduction to ETC:

In this paper we will discuss the electronic toll collection system which can employed in the highways. Due to the increasing traffic it has become difficult to collect the toll of vehicles manually, by which traffic problems arise and mistakes occur very frequently during collection of toll. By employing this device electronic payment of tolls is possible. By using a control equipment we can monitor the payment of tolls of the on going vehicles.

Working process of ETC:

The equipment consists of a control unit which identifies the vehicles. A camera is used for identifying the vehicle number and the toll amount is send to the respective owner and if he accepts the request made the vehicle is allowed to pass through. By using GSM network the messages are sent to mobile phones. If the vehicle is not registered then a alert message is given. The GPS system is used for tracking the position of the vehicles. The entire process is monitored using the system which is fed with the database of the vehicles. For communication of data in between the system and components RS232 is employed. It allows the serial communication of data for the transfer of signals. A RFID reader is connected to the system which gives the  information of the total collected amount in regular time intervals.

Advantages:

By employing these devices the payment of tolls can be made easy. As the vehicles are monitored there will be no chance for the vehicles to miss the toll payment. By using electronic toll payment the traffic problem can be reduced. It provides safety and reliability for the toll collection. The vehicle owners can save time by making the electronic payment of toll. Thus we can conclude that these devices are very effective for collecting tolls in present day traffic conditions.

Download ECE Project Abstract On Smart Recognition Of Vehicle Based E-Goverence System.