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1990 articles for “chemistry based nanofertilizers” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Advanced Rail Clamping PWM Based Space Vector Algorithm for DTC Induction Motor Drive
Abstract: This paper proposes a generalized method to pulse generation using advanced rail clamping pulse width modulation (ARCPWM) sequences. The proposed space vector approach to pulse generation is generalized for various PWM sequences. The present paper considers two advanced PWM sequences viz, 0121 and 7212. The performance of various ARCPWM methods utilizing these two sequences is analyzed on a direct torque controlled (DTC) induction motor drive for a superior steady state …
Published in Trends in Electrical Engineering · Vol. 7, Issue 3, 2017 · pp. 41–59 Read article
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Fuzzy and PI Based Speed Control of BLDC Motor using Bidirectional Converter for Electric Vehicle Application
Abstract: Fuzzy logic control can be used in BLDC motor to control the four quadrants of operation so as to avoid power loss. In this study, a fuzzy based controller for speed control of BLDC motor is done, and it is compared with the conventional PI controller-based speed control technique. In addition to this, a bi-directional converter is used to achieve battery charging during regeneration and to charge the battery externally …
Published in Trends in Electrical Engineering · Vol. 8, Issue 3, 2018 · pp. 35–45 Read article
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Discrete Hidden Markov Model based Face Recognition System Introducing Sustainability of Uneven Lighting Distortion
Abstract: The aim of this work is to enhance the performance of appearance based face recognition system to remove the uneven lighting effect which is generally occurred in natural environment. Active Shape Model has been used to detect the facial shape and contrast based edge detection technique has been applied to reduce the uneven lighting problem. Linear Discriminant Analysis has been used to reduce the dimension of the facial feature vector. …
Published in Trends in Electrical Engineering · Vol. 4, Issue 1, 2014 · pp. 9–16 Read article
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Investigation of Electric Spring for LVRT Capability Improvement of Fixed Speed Induction Generator based Wind Farm
Abstract: This paper investigates the ability of electric spring (ES) for the low voltage ride-through (LVRT) capability improvement of fixed speed induction generator (FSIG) based wind farm (WF). With increased renewable energy integration, new grid codes are declared by various power system grid operators in order to maintain system stability. LVRT capability is the prime and most difficult requirement of these new grid codes. FSIG based WFs are largely installed but …
Published in Trends in Electrical Engineering · Vol. 6, Issue 3, 2016 · pp. 1–10 Read article
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Cloud based automation system
Abstract: The overall design of a cheap, wireless cloud automation system is demonstrated in this project. The automation system based on Internet of Things (IoT) is proposed in this project. It makes this work capable of controlling more than one devices over the internet. A smart control firmware is evolved out of this work which accomplishes the mechanized performance of each connected device. The control commands given by operating personnel are …
Published in Trends in Electrical Engineering · Vol. 13, Issue 1, 2023 · pp. 12–20 Read article
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Machine Learning Regression Based Approach for Prediction of the Ultimate Tensile Strength of Tungsten Inert Gas Welded Joints
Abstract: Many leaders in technology education have shown that the main difference between the technical design process and the process of engineering construction analysis and efficiency [1–3]. The engineering analysis phase of the construction process is where the mathematical and scientific models principles are used to help the designer predict the design results. The engineering feasibility phase process is a systematic process that uses structural elements and conditions to allow the …
Published in Trends in Machine design · Vol. 8, Issue 2, 2021 · pp. 1–10 Read article
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Efficiency Development of Cutter Liquid Using Plant- Based Oil on Surfaces the unevenness in Transforming EN8 Steel
Abstract: The current study recognizes the features of surfactants that are not ionic to create vegetable oils-based cutting liquid, which is palm oil used in an emulsion as an unconventional lubricant. In the industrial sector, finish on surfaces is a key determinant of quality, which makes it one of the most crucial factors to consider. This study examined the impact of various parameters associated with machining on the roughness of the …
Published in Trends in Mechanical Engineering & Technology · Vol. 13, Issue 2, 2023 · pp. 82–93 Read article
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Comparative Evaluation of Tin Perovskite based Solar Cell
Abstract: AbstractPerovskite material utilized in manufacturing solar cells as active layer has altogether improved their effectiveness for power change. They possess conversion efficiency impressively more than the traditional technologies, for example, silicon based cells. They likewise have PCE more than the DSSC. They are accounted for to have conversion efficiency of about 20%. There has been a great increment in the estimation of PCE of these cells utilizing Perovskite as active …
Published in Trends in Opto-electro & Optical Communication · Vol. 9, Issue 3, 2019 · pp. 15–18 Read article
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Covariance based Clustering for Digital Image Compression
Abstract: Traditionally clustering is done based on distance between the data points and the cluster centroids. A new type of clustering based on distance between the covariance matrices of the clustered data points was recently introduced. This allows clustering data points according to their spatial distribution model. This paper presents an improved algorithm for the computation of covariance based clustering with application to digital image compression. Karhunen-Loeve Transform is an optimal …
Published in Current Trends in Information Technology · Vol. 8, Issue 1, 2018 · pp. 16–21 Read article
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Zoom Based Image Super-Resolution: Using Two Level DWT as Feature Model
Abstract: AbstractIn this paper we present an algorithm of super-resolution (SR) imaging to reconstruct high-resolution (HR) image from sequence of low-resolution (LR) images of static scene captured at the different camera zoom factor. The resultant HR image is constructed at the resolution of the most zoomed LR image. In the proposed approach algorithm uses LR images of the static scene captured at three distinct zoom-factors. Learning based SR technique is used …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 2, 2019 · pp. 95–105 Read article
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RFID-based Automated Toll Collection System
Abstract: AbstractElectronic Toll Collection (ETC) is a technology that allows for electronic payment of tolls. One of the most efficient ETC technologies is the RFID technology. RFID-based ETCs permit swift tax collections on-the-go, thereby alleviating the delay problems associated with manual tollbooths. RFID systems make use of RFID readers, RFID tags and a processing system to provide seamless tax collection at tollbooths. RFID-based ETCs are very cost-effective because they are completely …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 2, 2019 · pp. 106–110 Read article
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GPS-based Dengue Risk Index App
Abstract: Our idea is to develop GPS-based dengue risk index app which is mainly used to predict the outburst of dengue diseases in user’s location. The prediction is based on analysing climatic condition. The climatic parameters that are used in analysis are temperature, rainfall and humidity. Linear regression algorithm is used to extrapolate in the multidimensional space to predict the threat of dengue exploration at user’s location. The dengue risk index …
Published in Journal of Computer Technology & Applications · Vol. 9, Issue 1, 2018 · pp. 12–16 Read article
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Efficient Information Retrieval based on Name and Aliases from the Web using Anchor Text Mining
Abstract: AbstractInformation Retrieval (IR) plays an important role in search engines. The major task is to search and retrieve complete information from the web in an effective and efficient way and hence it is found to be an enabling technology to realize the full potential of it. IR has a vital role in our day to day activities and it is considered to have a most prominent role in the search …
Published in Journal of Computer Technology & Applications · Vol. 5, Issue 2, 2014 · pp. 13–18 Read article
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Face and Iris based Multimodal Person Identification using Likelihood Ratio Score Fusion Approach.
Abstract: AbstractThe aim of this paper is to propose a multimodal biometric system where likelihood ratio score fusion technique has been used to combine face and iris uni-modal biometric system outputs. Active Shape Model (ASM) has been used to extract the facial features and standard methods have been applied to effectively extract the human iris features. To evaluate the output of each individual modality of face and iris, Discrete Hidden Markov …
Published in Journal of Computer Technology & Applications · Vol. 6, Issue 3, 2015 · pp. 60–67 Read article
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Server Based Operating System (OS) Research Direction for Future Smart World Using Internet of Things
Abstract: AbstractCommunication and data processing over Internet has become a research issue to the researchers of Internet of Things (IoT). Cloud computing is already familiar at present. Cloud computing offers servers, storage, databases, networking, software, analytics and more, over the Internet (“the cloud”). Companies offering these computing services over Internet (“the cloud”) and typically, charge for cloud computing services based on usage, similar to how you are billed for water or …
Published in Journal of Computer Technology & Applications · Vol. 8, Issue 2, 2017 · pp. 26–32 Read article
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Machine Learning-based Peer-to-Peer Platform for Precision Agriculture in Crop Growth and Disease Monitoring
Abstract: Farmer suicides are a significant problem in India due to various circumstances. One of the main problems is the financial side of managing and growing crops while still trying to make a profit. This study proposes a decentralized platform for buying and selling agricultural produce by connecting farmers with individuals interested in investing in their fields and continuous monitoring of quality and crop health using IoT, Blockchain, and Machine Learning …
Published in Journal of Computer Technology & Applications · Vol. 13, Issue 3, 2022 · pp. 26–39 Read article
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Jaccard Index Versus Preferential Attachment: A Comparative Study of Similarity Based Link Prediction Techniques in Complex Networks
Abstract: Link prediction is a critical task in network analysis that aims to forecast potential connections between nodes. Numerous methods have been developed to address this challenge, with similarity-based techniques gaining substantial attention due to their simplicity and effectiveness. This research work presents a comprehensive review of two prominent similarity-based link prediction techniques, namely the Jaccard Index and Preferential Attachment. The Jaccard Index measures the similarity between two nodes based on …
Published in Journal of Computer Technology & Applications · Vol. 14, Issue 2, 2023 · pp. 7–11 Read article
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Fuzzy Logic System Based MPPT to Improve the Accuracy, Reliability and Power Quality of Grid Integrated Photovoltaic (PV) System
Abstract: Abstract: In this piece of research, a Fuzzy logic based system is designed for output voltage and frequency control of a Grid Integrated PV System. Photovoltaic (PV) energy generation system provides the opportunity to capture more power than other turbines. Distributed power generation systems based on renewable energy sources are attracting the market. In this regard, grid-connected photovoltaic (PV) plants are becoming a common technology to generate energy and its …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 8, Issue 3, 2020 · pp. 1–9 Read article
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A Descriptive Study to Assess the Prevalence of Knee Pain and Providing Need-Based Interventions Among Women (Above 40 Years) Residing in Selected Urban and Rural Areas of Roopnagar District (Punjab)
Abstract: Introduction: Health is general condition of person’s mind, body and spirit, usually meaning to be free from illness, injury or pain. Knee pain is a major health problem in India that causes considerable disability and impact on quality of life. Knee pain is common musculoskeletal problem in women and its prevalence increases with age, which includes mainly the knee joint, ligaments and cartilage. It is well known that our body …
Published in Journal of Nursing Science & Practice · Vol. 8, Issue 1, 2018 · pp. 30–38 Read article
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Magnitude and Factors Associated with Tetanus Toxoid Vaccination among Female Youth in Mekelle City, Ethiopia: A Community Based Cross-Sectional Study
Abstract: Introduction: Tetanus can occur worldwide, and, in all age-groups, who acquire the infection through unhygienic conditions and in the youths, who have insufficient antitoxins due to no or sub-optimal immunization to protect themselves and their newborn babies. Objectives: To assess the magnitude and factors associated with tetanus toxoid immunization among female youths in Mekelle City, Tigray Regional state, Ethiopia. Method: Community based cross sectional study design was conducted. A total …
Published in Research and Reviews: A Journal of Health Professions · Vol. 9, Issue 3, 2019 · pp. 11–21 Read article