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Due to the increased market competition increased data management and analysis has landed as in an era that requires further optimization data management and analysis. Big data technologies like apache HADOOP provide a frame work for parallel data processing and generation of analyzed results. MAPREDUCE method is used for analysis of data using various data analysis algorithms like clustering, fragmentation...
This work presents, phase modulated current fed DC/DC converter has been developed for fuel/photovoltaic cell standalone system, and it interfaces the low voltage output fuel/photovoltaic cell powered higher voltage DC bus system (255 V–425 V). The purpose of transformer is to provide the protection by providing matching voltage level and galvanic isolation. Stepped up DC voltage is then inverted...
Feature Scenario of Substrate integrated waveguide (SIW) is a good solution for implementing centimeter and millimeter wave applications. In this paper, presented SIW π slot antenna for 57–64 GHz band applications which is designed by using Rogers RT/Duriod 5880 whose dielectric constant is 2.2 and thickness of 0.381mm. Computer simulation technology studio suite is used for simulation and Observed...
This paper discusses an idea for torque and speed modulation in rotating-blade systems. This can be done by magnetizing the blades of the system in a particular manner and keeping an electromagnet at the base of it. The base electromagnet and the magnetized blades interact appropriately to produce the required speed/torque modulation. Using the principles of electromagnetic interactions, it has been...
As seeing the more demand of multiband antennas for wireless communication, this Staircase-Hexagonal shaped antenna has designed. The merit of antenna eight resonance frequencies are 3.13 GHz, 8.89 GHz, 10.69 GHz, 16.79 GHz, 20.37 GHz, 26.06 GHz, 30.13 GHz, 36.26 GHz with widely used gain 5.17 dBi, 9.12 dBi, 15.83 dBi, 6.05 dBi, 5 dBi, 5.84 dBi, 5.34 dBi, 3.79 dBi respectively. These resonance frequencies...
A piezoelectric MEMS resonator was designed for 400 MHz frequency. The proposed resonator designed using perfectly matched layer to consider the anchor losses and calculating quality factor. This paper presents a type of MEMS resonator pair structure in the 400 MHz frequency range. Resonator was designed with piezoelectric material. The resonator pair was coupled by a matched layer for lower power...
WCDMA mobile technology has emerged as the prominent Third Generation (3G) Cellular Systems technology to meet the high end requirements and challenges to help provide promising and efficient services which fulfills the requirements like enormous speed data, video and multimedia traffic as well as voice signals. WCDMA Downlink transmission using enormous data rate based M-ary indexed Quadrature Amplitude...
In this paper, analysis of a compact triple band microstrip antenna based on principle of etching slots in the radiating patch to produce desired resonance frequency is discussed. The proposed triband microstrip patch antenna achieved resonances at 3.6GHz, 5.6GHz and 7.9GHz. The miniaturization of the designed triband microstrip antenna is achieved with the introduction of slots in the radiating patch...
One of the important elements in an Active magnetic Bearing system is the electromagnetic coil. The shape and size of the magnetics depends upon the physical structure of the bearing system and its load bearing capacity. This paper presents an experimental design, fabrication and testing of magnetics used in an axial active magnetic bearing system. The designed magnetic coil is capable of supporting...
While designing a compact Unmanned Ground Vehicle (UGV), it must be capable to travel through complex topography on traversing within confined spaces. In many applications, it is practically expedient that the robots adopted must be economical, hence multiple rovers shall be employed to execute a prescribed task. The cost of the rover can be economized by reducing the stature, sensors and in addition...
Due to the intermittent nature of wind, the power quality of the grid with wind power plants is affected. Hence, in order to assure the power quality of Adama-One wind farm, the continuous performance assessment is recommended using various performance indices. Two aspects of the wind farm performance evaluations are assessed. The first aspect is the evaluation of power and energy production performance...
WCDMA is the most dominant 3rd generation Cellular/Mobile Technology which is well known for providing wider bandwidth and high data rate for various mobile data and Voice services. In this work proposed WCDMA link is designed in LabVIEW 2012 and investigated on the hardware platform of VST 5644R experimentally. The modulation scheme used for the investigating WCDMA link on VST platform is BPSK/QPSK...
LTE has emerged as the most efficient and high speed 3rd generation mobile communication technology. A Experimental demonstrator has been implemented on a USRP 2920 LABVIEW 2012, It demonstrates the sensing algorithm on a real platform. In this paper, Experiment is conducted on spectrum sensing techniques using USRP 2920 and MIMO implementation based real time simulation set-up. Spectrum band around...
Lung cancer is a conceivably deadly disease brought on predominantly by ecological factors that transform genes that encodes basic cell regularities proteins. This paper investigates the early detection of lung cancer using computer aided diagnosis system which helps to improve the life term of the patient. The Existing multimodal sparse representation based classification of lung cancer related abnormalities...
Back-To-Sit and Sit-To-Stand movements are the most important and essential movements for any human being to sustain their life and to accomplish their habitual actions. Not only for human beings, but for robots or assistive devices to accomplish several tasks, these movements are vital. The knee joint has the major functionality to execute such movements and indeed, the torque required at these joints...
The objective of the proposed scheme is to extract the maximum power at different wind turbine speed. In order to achieve this, MPPT controller is implemented on the rectifier side for the extraction of maximum power. On the inverter side normal closed loop PWM control is carried out. MPPT controller is implemented using fuzzy logic control technique. The fuzzy controller's role here is to track the...
Electric Arc furnaces (EAF) are intensive distressing, unbalanced, stochastic, time varying, non-linear loads which are used in steel industry. Their non linearity and dynamic characteristics produce harmonic problems and fluctuation of voltage. Advanced control strategy based Custom Power Device such as Unified Power Quality Conditioner (UPQC) is designed to provide significant reduction in voltage...
This paper focus on the design of Programmable MISR(Multiple Input Signature Register) modules for Logic BIST based Very Large Scale Integration(VLSI) Integrated Circuit(IC) testing. The advancement in VLSI technology have made chip testing more complicated which has lead to the popularity of Logic Built In Self Test(LBIST) compared to Automatic Test Equipment(ATE). Logic BIST allows in-built chip...
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