Search
1984 articles for “system” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
-
A Comprehensive Survey on Massive MIMO Systems
Abstract: During the last decades with the mobile data traffic exponentially growing, demands for increased cell density or increased number of antennas per access point. Massive multiple input multiple output (MIMO) was found to be one of the solution for the ever increasing data traffic demand. However due to the inter cell interference and largely varying quality of service , massive MIMO lacks to meet the expectations of the demands of …
Published in Journal of Microwave Engineering and Technologies · Vol. 8, Issue 3, 2021 · pp. 6–21 Read article
-
Comprehensive Review and Analysis of Improved Filtering Methodology Based Image De-noising System
Abstract: A digital image is often ruined by noise that comes from the process and equipment used to make it or that is added to the image while it is being sent. Different kinds of noise, like impulse noise, uniform noise, Salt-and-Pepper noise, and additive Gaussian noise, can show up in images. Using a good image de-noising method, noise can be taken out of an image to bring back its details. …
Published in Journal of Microwave Engineering and Technologies · Vol. 9, Issue 2, 2022 · pp. 34–45 Read article
-
A Novel PWM Based STATCOM Controller for Power Quality Enhancement in Distributed System
Abstract: Static Synchronous Compensator has the capability for the improvement in damping factor and stability by managing the reactive power output. As the STATCOM will itself absorb the reactive power which comes from the distribution line when we apply the capacitive load. To get the higher performance of STATCOM we are mainly depend over control algorithms. As the real power factor has been absorb by the STATCOM at the time when …
Published in Journal of Microelectronics and Solid State Devices · Vol. 8, Issue 2, 2021 · pp. 24–32 Read article
-
A Study On Hybrid Renewable Energy System
Abstract: The market of sun oriented warm and photovoltaic power age is developing quickly. Novel thoughts on half and half sun oriented innovation develop for a wide scope of uses, for example, in structures, handling plants, and horticulture. In the structure area specifically, the restricted structure space for the convenience of sunlight based gadgets has driven an interest on the utilization of cross breed sun based innovation for the multi age …
Published in Journal of Microelectronics and Solid State Devices · Vol. 8, Issue 2, 2021 · pp. 33–37 Read article
-
Simulation and Comparative Analysis of Energy Storage Systems for Light Electric Vehicle
Abstract: Now-a-days it can be seen that most of people are focusing on cycling for exercising and short distance traveling due to unhygienic lifestyles and increase in environmental pollution and its harmful effect on human. Looking at such circumstances this paper is focused on to generate electrical energy produced by the person via paddling and later consume the same energy for automatic running of the cycle. The demand for Electric Bikes …
Published in Journal of Microelectronics and Solid State Devices · Vol. 9, Issue 3, 2022 · pp. 28–39 Read article
-
Maximizing Output: An Overview of Loss Analysis in Grid-Connected Solar Photovoltaic Systems
Abstract: The use of solar energy is growing in importance globally, but particularly in India. Since there aren't manysolar plants operating in India right now, there isn't any historical data. It is crucial to investigate how wellsolar power plants operate. Acquiring knowledge about solar power plant performance will lead to wiseinvestment choices. In this work, we address the different aspects that affect solar power plant performance,including age-related deterioration, inverter efficiency, design, …
Published in Journal of Nuclear Engineering & Technology · Vol. 13, Issue 2, 2023 · pp. 53–61 Read article
-
Efficient PCB Fault Detection System using Deep Learning and Image Processing
Abstract: Printed Circuit Boards (PCBs) are essential parts that support the operation of electronic equipment in a variety of sectors. Nevertheless, difficulties that manufacturers regularly face during the PCB manufacturing process lead to defective devices. However, current inspection processes occur after etching, wasting a lot of material and rendering defective PCBs unusable. This study discusses relevant practical difficulties and offers a method for identifying errors in real PCB images using Matlab …
Published in Journal of Nuclear Engineering & Technology · Vol. 13, Issue 3, 2023 · pp. 1–5 Read article
-
A Review on Bidirectional Converter for Storage of Energy Sydtems using Multiport Systems
Abstract: Multiport converters are broadly utilized as a part of vitality era frameworks, microgrids and electric vehicles to give stable energy to key burdens with high power thickness. In this anticipate, a multiport disconnected bidirectional converter is expected for mixture vitality stockpiling framework in microgrids. Microgrids are associated with the adjacent renewable vitality era frameworks as sun based, wind, and so on. These frameworks don't give unadulterated DC voltage to transformation …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 1, 2015 · pp. 9–13 Read article
-
Real Time Stability Index for Angle Stability Assessment Using Synchrophasor Data
Abstract: The stress on the power transmission network has been increasing in recent time due to deregulated energy market, environmental constraints and limited investment in the transmission system. Hence, the power system is enforced to operate nearer to the stability limit and due to which it is required to estimate the system operating point as fast as possible with higher accuracy to maintain the system stability. The objective of this paper …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 3, 2015 · pp. 65–75 Read article
-
A Novel Algorithm for an Optimal Reconfiguration of a Power Distribution System
Abstract: This paper presents a new optimization method based on the Hybrid Symbiotic organism Search Algorithm (HSOS) for the reconfiguration of a power distribution network for minimizing active power losses and maximizing voltage at each node. The HSOS method is a new metaheuristic algorithm that improves the Symbiotic organism Search (SOS) algorithm. This new technique is a combination of the SOS and the PSO (Particle Swarm Optimization) algorithm. It is applied …
Published in Journal of Power Electronics and Power Systems · Vol. 10, Issue 1, 2020 · pp. 9–17 Read article
-
A State-of-the-Art Strategy for Guesstimate of Reliability of Cumbersome Radial Distribution Structure
Abstract: Reliability assessment of an engineering system or systems or component or element is very important in order to forecast its availability or unavailability and other important indices related to the component or system as a whole. Reliability is the floating which tells about the availability or unavailability of the component under proper working conditions for a given period of time. A lot many research papers have been reported for reliability …
Published in Journal of Power Electronics and Power Systems · Vol. 11, Issue 3, 2021 · pp. 9–16 Read article
-
ASSESSING RISKS OF FIRE ITS CONSEQUENCE MODELLING AND DETECTION SYSTEMS FOR OFFSHORE INDUSTRIES
Abstract: Offshore industries are well recognized all over the world for its complex conditions, geometry, robustness, and rigidness. A small mistake can immediately escalate to catastrophe, of all the accidents reported till date fire is the most frequently reported one. Major accidents like the Deepwater Horizon, piper alpha has taught entire crude industry a lesson on how important it is to prevent fire occurrence. therefore, it is necessary to study fire …
Published in Journal of Petroleum Engineering & Technology · Vol. 8, Issue 1, 2018 · pp. 11–16 Read article
-
Performance Measures in Lean Production Settings: A Case Study
Abstract: The purpose of this paper is to outline how the performance measurement system of a large manufacturing unit has evolved since the implementation of a lean-based production system. In order to fulfill the purpose, this paper has been divided into four sections. The first section outlines the theoretical background and underlines the developments made in the fields of PMM and operations management over the last decades. The second part presents …
Published in Journal of Production Research & Management · Vol. 2, Issue 1-2-3, 2012 · pp. 8–17 Read article
-
Seismic Control System for Vertically Irregular Buildings
Abstract: Behavior of High rise building mainly depends on their structural planning. In this present study, a G+20 storey RCC building having vertical setback irregularity above tenth storey is considered. Due to such irregular configuration building becomes more vulnerable to seismic vibration. To control these vibration stiffeners are used at suitable positions, by going through trial and error method. The parameters considered for comparison are fundamental time period, storey displacement and …
Published in Journal of Structural Engineering and Management · Vol. 10, Issue 3, 2023 · pp. 1–11 Read article
-
Detailed Study On Physical Properties Of Silicon Nitride Films Deposited By Plasma Enhanced Chemical Vapour Deposition System
Abstract: Amorphous silicon nitride films have been deposited by radio frequency plasma enhanced chemical vapor deposition (RF-PECVD) technique using silane (SiH4) and ammonia (NH3) as source gases. Investigations have been made in detail to understand the influence of process parameters such as RF power, substrate temperature, gas flow ratio, working pressure etc, on the optical, electrical and surface properties in order to obtain dielectric Si3N4 films for semiconductor device applications. Amorphous …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 3, Issue 1, 2016 · pp. 1–8 Read article
-
Visible Light Communication System with Various OFDM Signaling Techniques for IM/DD Channels
Abstract: Lightening using light emitting diodes is very energy efficient method for illumination. This type of communication is known as visible light communication. Further, with the use of OFDM technique, multiuser communication is also possible in VLC. But the problem with OFDM is that it has both positive and negative amplitude, due to which it is not preferable for direct detection channels. For making it worthy for VLC in all manners, …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 3, Issue 3, 2016 · pp. 21–24 Read article
-
Sensing Systems of Industries
Abstract: Competences from ZigBee have followed after expert basics of wireless sensor network (WSN), Wi-Fi and Bluetooth, where WSN base has been applied for security and civil sectors. Timely information at least time to plan and apply has provisioned to mitigate troubleshooting. This has defined smart sectors additive to traded internet of things (IoT). Nominal to exclaim has opted to execute many clave to prosper. Those inclusive form as said in …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 7, Issue 3, 2020 · pp. 31–37 Read article
-
Near Field Wireless Powering of Implantable Devices
Abstract: A new WPT system for biomedical applications has been investigated in this paper. First, an implantable receiving antenna with enhanced gain is studied. Then, a transmitting antenna array which can maximize the PTE of the WPT system is designed together with the receiving antenna and head model. Under the transmission distance of 150 mm, the PTE of the designed WPT system reaches a maximum value of 0.28% at the center …
Published in Journal of VLSI Design Tools and Technology · Vol. 9, Issue 1, 2019 · pp. 44–50 Read article
-
Design of a 10-bit Segmented Current-Steering CMOS D/A Converter for High Speed Communication System
Abstract: In the present work, design of a 10-bit digital-to-analog (D/A) converter using current segmentation architecture in 0.35 µm double-poly, four-metal, CMOS process has been attempted. The measured differential nonlinearity (DNL) and integral nonlinearity (INL) are 0.8 and 2.5 least significant bits (LSBs) respectively. For sampling frequency of 12-MSample/s, the spurious free dynamic range (SFDR) is better than 56 dB for signal up to Nyquist rate. The worst case power consumption …
Published in Journal of VLSI Design Tools and Technology · Vol. 2, Issue 1-2-3, 2012 · pp. 38–43 Read article
-
Development of System for Speech Enhancement using Combinational Adaptive LMS on Reconfigurable Platform
Abstract: Low cost and robustness makes the least mean square (LMS) algorithm most popular. Improved adaptive filter performance can be obtained by combinational approach. In this paper, for speech enhancement, we used one of such approaches known as ‘filter combination’. As our simulation results show, Fixed-Sign LMS algorithm overcome other algorithms in terms of SNR and mean square error. Keywords: Adaptive filter, speech enhancement, windows, convex combination
Published in Journal of VLSI Design Tools and Technology · Vol. 6, Issue 3, 2016 · pp. 28–34 Read article