Now showing items 421-440 of 517

    • Development of electric stove for smart use of Solar Photovoltaic energy with national grid 

      Islam, Md. Shariful; Azad, Md. Sabbir Bin; Rongon, Humayra Fakir (BRAC University, 2013-12)
      Saving energy is now one of the major concerns for the researchers. Still a lot of fossil fuels are being consumed directly or indirectly just for cooking and hence affecting the global environment. With the rapid increase ...
    • Reverse load flow analysis 

      Asif, Md. Iqbal Hossain; Azim, Md. Sobhanul; Mahbub, Salwa (BRAC University, 2013-12)
      Uninterrupted supply of electricity is a key to the growth of a modern civilization. Over the years an interconnected high voltage grid system has proven to be the most viable and reliable source of electrical energy. One ...
    • Congestion control of wireless radio access network traffic using radio over fiber 

      Sarkar, Md. Mahmudul Hasan; Rafique, Syed Talha; Kashem, Adnan (BRAC University, 2013-12)
      With the emergence of new communication methods and wireless generations we need new technique to battle the communication drawbacks. One of the most common communication drawbacks is Wireless Traffic Congestion. It happens ...
    • A Wireless controlled semi-autonomous fire extinguishing robot to rescue and monitor hazardous 

      Imran Bin, Jafar; Raihana, Kanij; Barua, Tanwy; Uddin, Milon (BRAC University, 2013)
      This thesis work covers the design and construction of a very contemporary advantageous electro-mechanical arrangement for fire extinguishing purpose that is an intelligent robotic system which is basically used to move ...
    • A Distanced Machinery Controlling and Monitoring Guardian 

      Musharraf, Yaseer; Hassan, Maruf; Sakib, Shadman (BRAC University, 2014)
      Every machine has a safe range of operation which includes heat emission, produced sound and vibration which an expert technician can troubleshoot most of the problems just by observing the behavior (sound, vibration, ...
    • Current-Voltage characteristics of carbon Nanotube field effect transistor considering Non-Ballistic conduction 

      Rouf, Nirjhor Tahmidur; Deep, Ashfaqul Haq; Hassan, Rusafa Binte (BRAC University, 2013-09)
      The need for technological advancement in the field of electronics has been ever increasing. Till now silicon has been the prime material of choice for meeting the current demands. However, silicon has its own limitations; ...
    • Smart departmental store 

      Islam, Nabirul; Rizwan, Kazi Tanjib; Nifa, Shamima Islam (BRAC University, 2013-09)
      In this term paper we explore the possibilities of enhancing the user comfort and operational cost of smart departmental store providing range of methods for maximum utilization of resources. We present a utility-based ...
    • Photo emission characteristics of CNT based light emitting diode 

      Alim, Jinnah Barkatul; Islam, Tasauf (BRAC University, 2013-08)
      At present time, different types of LEDs are available in the market. Currently, most widely used semiconducting material to make LEDs is silicon (Si). But there are some problems associated with Si. The major & main problem ...
    • System design and circuit implementation of a solar powered car 

      Khatun, Karima; Chowdhury, Radita; Kabir, Mad. Sazzad Ul; Sarker, Shreya (BRAC University, 2013-09-01)
      The project is about the designing and implementation of the electrical drive system of a solar powered car. The solar panel collects energy from the sun during the day time and stores this in a lead-acid battery through ...
    • Developing a remote control for digital data transmission using infrared and rario frequency : wireless communication 

      Khandaker, Shahidur; Shailee, Shirajim Monira (BRAC University, 2013-04-27)
      In this work we will first realize a TV remote control system. The system will allow digital data to be transmitted over a significant distance using a radio link where the input will be infrared (IR) signal. As a result ...
    • Green power / energy harvesting from wastage energy of human muscle activities 

      Dhar, Palash; Khandakar, Ajijul Hakim (BRAC University, 2013-04-27)
      As a developing country ours one is not like others, concerning electricity problems. The main issue with the point of view of electrical energy and its sources is lack of generation of electricity. It is happening because ...
    • Feasibility study highlighting the benefits of solar power over grid power for classroom loads 

      Reza, Sharzana; Patwary, Shadman Sakib; Ahmed, Rashik (BRAC University, 2013-04)
      Electricity is a very important factor in developing the economy and the standard of living of a country. Bangladesh largely depends on natural gas and hydro power stations to generate major portions of power. The country ...
    • Design and VLSI implementation of high performance face recognition system 

      Dewan, Priyanka Das; Shamma, Tasnim Harun; Abbas, Afifa; Mondol, Raktim Kumar (BRAC University, 2013-04)
      In this paper, we have proposed a novel hardware architecture for face-recognition system. In order to make the system cost effective we have used a simple yet efficient algorithm of face-recognition system. We have designed, ...
    • Optimisation of photonic crystal weveguide based optical filter 

      Islam, Pratik Al; Sultan, Nameeza; Nayeem, Seefath (BRAC University, 2013-04)
      Photonic integrated circuits (PIC) based on Photonic Crystals are becoming increasingly favoured in emerging signal processing and optical communication technologies. Photonic crystals (PhCs) are periodic dielectric ...
    • Optimization of 2D photonic crystal waveguide using displacement and narrowing technique 

      Sharif, Nashad; Alam, Md. Mahbub (BRAC University, 2013-04-27)
      In this thesis, an approach to analyze PhC structures has been developed. This approach is based on the displacement and narrowing technique. The motive is to design and optimize the desired photonic crystal waveguides and ...
    • Design of a charge controller circuit with Maximum Power Point Tracker (MPPT) for Photovoltaic system 

      Rahman, Shusmita; Oni, Nadia Sultana; Masud, Quazi Abdullah Ibn (BRAC University, 2012-12-15)
      This thesis, aim to design and simulation of a simple but effective charge controller with maximum power point tracker for photovoltaic system. It provides theoretical studies of photovoltaic systems and modeling techniques ...
    • Reliability analysis of Bangladesh power system 

      Yasmin, Farzana; Samad, Sazeed Mohammad Ibne; Haque, Md. Safat Samir (BRAC University, 2012-12-13)
      This paper presents reliability analysis techniques basically the “Recursive Technique” which are applied in distribution system planning studies and operation. Reliability of distribution systems is an important issue in ...
    • 2nd Generation car security system (2GCSS) : Embedded car security system 

      Rahman, Md. Mashiur; Nahid, Md. Kudrat Ullah (BRAC University, 2012-12-15)
      In this era of technology security and maintenance has become a big question in all over the world. Wherever a developed technology is used, the question of its security and maintenance also arises. If any precious thing ...
    • Solar powered traffic sensitive automated LED street lighting system 

      Ahmed, Sanjana; Tasneem, Nisat; Rahman, Md. Saidur; Zenan, Ahmed Hosne (BRAC University, 2012-12)
      Production and use of photovoltaic cells to generate electricity is an increasingly popular resource solution in Bangladesh currently. The focus of this project is to make the most efficient use of the energy received from ...
    • Speed limit sign board detection and extraction of digits in different weather conditions 

      Rahman, Khan Hafizur Rahman; Alam, Md. Zubair (BRAC University, 2012)
      The goal of this paper is to explore how to find the prohibitory speed detection board automatically by doing image processing. After detection, it detects the numerical portion from the board by OCR operation and informs ...