2017 International Conference On Smart Technologies For Smart Nation (SmartTechCon)

A cross-connected capacitors boost converter is presented in this paper, which is more advantageous than conventional boost converter. This boost converter offers high voltage gain with low ripple content. Initially steady-state analysis and state-space models of the cross-connected capacitors boost converter are established and analyzed leading to transfer function formulation. Further the optimi... View full abstract»

In VLSI system, the integrated circuit design has modest importance. The important parameters considered for the design of the circuit are power, delay, area and complexity of the circuit. Binary adder is the fundamental element in the digital circuit design viz., multipliers and digital signal processors. Nowadays, extensive research is focused on reducing the power consumption, and delay in the ... View full abstract»

Present days, industries are highly increasing and demanding process automation in all areas. Automation gives better results in quality, increased production and reduced costs. Use of changeable speed drives for industrial applications is one way to generate energy and lots of it. With wide options which are open to engineers for selecting proper drive system, one can look forward to an era where... View full abstract»

This script recommends a new module for cascaded multi-level inverter. It utilizes reduced number of switches with higher number of output steps. Due to less switches, driver circuits, conduction losses and switching losses are minimized. By attaching several modules in series configuration we obtain desired number of output levels. The projected MLI structure includes series connected modules and... View full abstract»

The work focuses on continuous tracking of maximum power point (MPP) with a controller which proposes a hybrid MPPT algorithm which consists of fractional open circuit voltage, fractional short circuit current and perturb and observe method of MPPT algorithms. This includes choosing the battery unit whose terminal voltage depends on the current-voltage characteristics of PV panel and the maximum v... View full abstract»

A novel routing algorithm, Modified Hybrid Low Energy Adaptive Clustering Hierarchy (MHLEACH) developed to surmount the difficulty of managing energy in network. The Wireless Sensor Networks (WSNs) lifetime enhanced on considering residual node energy, average distance, optimal Cluster Heads (CHs) count and closer nodes to Base Station (BS). An approach to design a new clustering algorithm based o... View full abstract»

A novel soft switching based single switch high step-up dc-dc converter with coupled inductor and switched capacitor technique is presented in this paper. The proposed converter provides high voltage gain, high efficiency and low ripple input current suitable for renewable energy grid integration. As the voltage stress on the main switch is reduced, active switches with low conducting resistance c... View full abstract»

This paper presents the performance analysis of various solar photovoltaic (SPV) cell models by comparing the voltage, current and power output under normal and partially shaded conditions. The SPV panel consists of solar cells arranged in series-parallel to get the required output. The SPV panel output will be voltage, current and power. This output is completely depends on the solar irradiation ... View full abstract»

Offshore wind power generation, transmission and integration around the world are becoming higher, and it provides technical and economic challenges for future practitioners and industries to make an alternative transmission system to an existing system in reduction of cost. In most of countries, e.g. The German government planned to install 25000MW of offshore wind farms by 2030. The greater part... View full abstract»

“The preservation of natural resources is the rudimentary muddle. Unless we decipher that muddle, it will avail us vaguely to elucidate all others”. This paper posits the design and performance anatomization of autonomous indoor solar energy harvesting system employing a light weight mechanical dynamic system which eradicates the need of any additional circuitry thereby leading to very low power c... View full abstract»

“Energy conserved is life preserved”. The impetus of conservation is the greatest good to the greatest number of people for the longest time. This paper postulates the paradigm and performance dissection of automatic indoor solar energy harvesting system employing LDR sensors which results in the automatic rotation of the light weight mechanical dynamic system which extirpates the need of any addi... View full abstract»

This paper deals with the simulated study that is carried out using PV-Online tool for analyzing the performance of building integrated multi-wattage photovoltaic generators (MWPVG's). Si-mono and Si-poly type MWPVG's were considered for mounting on a building in vertical and horizontal manner. MWPVG's represents DC PV generators whose rating is in kWp. In this study, 1 kWp, 2 kWp, 5 kWp and 10 kW... View full abstract»

The particle contamination inside a vertical coaxial duct used in a Gas Insulated System (GIS), plays a major role in the occurrence of Partial Discharges(PD), which cause the breakdown of the insulation in GIS. This paper shows the experimental and theoretical study of breakdown voltage initiated by copper and aluminum metallic particle inside a gap insulated duct with compressed carbon-di-oxide(... View full abstract»

Flexible AC transmission system (FACTS) devices are widely used in power system. They have characteristics to perform faster and can solve many problems in power system study. With regards to this, a particle swarm optimization (PSO) algorithm is applied so that to design the coordinated parameters of static VAR compensator (SVC) and Thyristor Controlled Series Capacitor (TCSC) is presented here. ... View full abstract»

Data has been playing a very important role in our day-to-day life, from every passing event, whether it is a small event or a huge event, data is always generated. Recently Demonetization took place in our country, and there had been creation of huge amounts of data. This huge amount data could be seen on social media sites like twitter, Facebook etc. This data is valuable in many senses and can ... View full abstract»

The term accident is precisely described as an occurrence of such events which are generally results in coincidental injury, loss of life or property damage. Therefore in order to reduce the severity of these injuries, the motor vehicle crashes has become a problem for the highway agencies and vehicle manufacturing companies since ages. With introduction of every new motor vehicle the risk is gett... View full abstract»

This paper presents the design and analysis of eight phase modified Interleaved Buck converter (MIBC) with high step down conversion ratio and low voltage stresses. The proposed converter is applicable for high current applications. The switches are connected in series in the proposed eight phase MIBC along with the coupling capacitors in the power path. The ripple current of each inductor are ver... View full abstract»

This paper analyzes the operation of a bridgeless SEPIC rectifier for universal input voltage applications. Compared to conventional full bridge topology, the proposed SEPIC rectifier provides lower conduction losses and heating due to absence of input bridge rectifier and presence of single switching device in each half cycle. The topology is designed in discontinuous conduction mode (DCM) to ach... View full abstract»

Gesture recognition with its many possible applications in fields like surveillance, human computer interaction etc. has become an important topic in research today. It is difficult to achieve high accuracies in real scenarios due to the large number of human gestures present, the possibility of noise in the video etc. In this paper, a new method of gesture recognition is proposed, that includes f... View full abstract»

Transmission of data in Voice over Internet Protocol (VoIP) must be made secure and robust such that data should not be easily attacked by intruders. Main objective of the proposed system is to hide the secret information in the silence part of speech signal for secure communication. Voice Activity Detection (VAD) Algorithm of ITU-T G.729B speech coder is performed to detect silence part of speech... View full abstract»

In this paper, first the fractional Hilbert transformer and window functions are defined along with their properties and then the existing design based on fractional differencing filter is improved by using different window functions. Then the comparison of the phase responses are shown between the existing design and the proposed design using different windows. Finally, all the proposed designs a... View full abstract»

Emergency vehicles always hold a higher priority in traffic. These days it has become difficult to hear the siren of an emergency vehicle from inside a car. Thus, it has become a necessity to ensure the swift movement of these vehicles. The proposed method uses peak detection algorithm coupled with minimum mean square error to detect acoustic siren signals. This method is implemented in frequency ... View full abstract»

In this paper, linear phase wideband IIR fractional order digital differentiators (FODDs) and integrators (FODIs) are designed using Genetic Algorithm (GA) optimization tool and binomial expansion. The proposed fourth order differentiators and integrators are stable and highly approximate the ideal ones in terms of the magnitude response where percentage relative error is taken as the criteria for... View full abstract»

Todays world is digital and therefore digital communication plays a vital role in communication systems. Viterbi algorithm invented by Andrew J. Viterbi is widely used for error correction of communication devices. Due to the high performance, Viterbi Decoder is broadly used to decode the convolutional codes. One third area is occupied by Viterbi decoders while chip manufacturing. A lot many resea... View full abstract»