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192 articles for “Point Sources”
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Analysis of a Medium Temperature Organic Rankine Cycle for Various Mixtures of Organic Fluids
Abstract: AbstractA blend of 70% alkane and 30% carbon dioxide (molar composition) possess low global warming potential, zero ozone depletion potential and are non-flammable. These mixtures are reported to be the potential working fluids for power generation in a transcritical condensing cycle. In this paper, detailed thermodynamic analysis is performed for the medium temperature organic Rankine cycle (ORC) with the mixtures of CO2 with propane or isobutene or isopentane. Among all …
Published in Research & Reviews : Journal of Ecology · Vol. 5, Issue 2, 2016 · pp. 1–9 Read article
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PROFILE OF HUMAN DEVLOPMENT IN KACHCHH DISTRICT OF GUJARAT STATE
Abstract: The investigator has found out the Human Development in Kachchh District of Gujarat state with the help of secondary sources . It is the largest district in Gujarat and the second largest in India. District holds the topmost position in respect of value of income index amongst all the districts of Gujarat in 2001 . The Income index was 0.247 in 1991 which increased to 0.308 in 2001. The value …
Published in Journal of Open Source Developments · Vol. 1, Issue 1, 2014 · pp. 23–28 Read article
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Solar Spin: BLDC Motor Integration for Sun powered Cycling
Abstract: This project focuses on the integration of a Brushless DC (BLDC) motor into an E-Solar Cycle to enhance its power generation efficiency. The aim is to design and implement a sustainable transportation solution that harnesses solar energy to supplement the electric power generated by the BLDC motor, thereby extending the cycle's range and reducing its dependence on external charging sources. A BLDC motor is used as the propulsion in the …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 15, Issue 2, 2024 · pp. 30–36 Read article
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Parametric Optimization of Waste Plastic Fuel Parameters
Abstract: AbstractIn this article, the fuel production through waste polythene and plastic with the help of zeolite as a catalyst is presented. First of all, prepare a light steel airtight vessel on which there is a lid with a hole that is connected to long galvanized steel pipe. The container is filled ¾ with waste plastic and polythene at room temperature then the temperature is increased up to 300–450°C by using …
Published in Journal of Thermal Engineering and Applications · Vol. 4, Issue 3, 2017 · pp. 26–30 Read article
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Control of a Three Phase Grid-Connected Photovoltaic System with Maximum Power Point Tracking
Abstract: The power output of a photovoltaic system is greatly dependent on environmental conditions such as solar irradiation and ambient temperature. Due to the nonlinear nature of these conditions, the power output of the PV system is nonlinear. As a result, interfacing its output to the electrical grid is not possible. In order to achieve a grid connected photovoltaic (PV) system, controlled maximum power point tracking techniques are needed to obtain …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 3, 2015 · pp. 52–64 Read article
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Green Wheels: Solaris Campus Cruiser in Action
Abstract: The publicly funded transportation system has become expensive due to the growing trends of industry and global economic growth, which have resulted in fluctuating gas prices and other price increases. Innovation can be used to solve any of these issues. Improving the usage of renewable energy sources, such as solar power, in place of fossil fuels is one of the most practical ways to address the problems. The aspiration of …
Published in International Journal of Energy and Thermal Applications · Vol. 2, Issue 1, 2024 · pp. 30–40 Read article
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Conservation of Agricultural Products in Sub-Saharan Zone by Ecological Off-grid Cold Room, Case of Senegal
Abstract: In this article, we have studied and dimensioned a solar cold room for the preservation of potatoes in sub-Saharan areas. The conservation of post-harvest agricultural products is a major issue in this part of Africa, hence the need to focus our research on off-grid refrigeration installations. In this work, we focused on the use of local materials such as agricultural residues and terracotta for the construction of solar cold rooms. …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 2, 2024 · pp. 24–35 Read article
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Machine Learning Driven Mobile Price Prediction Using Feature Selection and Parameter Optimization
Abstract: Machine learning calculations are utilized in many fields like money, training, industry, medication, and online business. Machine learning calculations show execution contrasts relying upon the dataset and handling steps. Picking the right calculation, preprocessing and post-handling techniques have incredible significance in accomplishing great outcomes. The Random Forest classifier, K-nearest neighbor classifier, and support vector machine methods are evaluated to forecast mobile phone price categories. The “prediction” dataset which is taken …
Published in Current Trends in Information Technology · Vol. 14, Issue 3, 2024 · pp. 18–25 Read article
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Modeling and Control of A Grid Connected Wind Turbine Power System Under Variable Wind Speeds Using Doubly-Fed Induction Machine
Abstract: This paper focuses on the development of wind turbine system and extracting maximum power for variable speed constant frequency grid connected wind turbine power system with doubly fed induction generator. A voltage oriented control scheme is used for the control of both rotor side and grid side circuit. Pitch control mechanism is implemented for the power limitation at a wind speed greater than the rated speed. The DFIM stator side …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 3, 2015 · pp. 108–124 Read article
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Photovoltaic System Based Modified SEPIC Converter with Perturb and Observe Algorithm
Abstract: In recent years, because of the increasing demand of the electrical energy, the solar energy has been considered as one of principal renewable energy sources for electric power generation. As it has low power efficiency; to increase the extracted power from PV system is a matter of concern. To extract maximum power, a maximum power point tracking (MPPT) controller is necessary in a PV system. In this paper, a PV …
Published in Journal of Power Electronics and Power Systems · Vol. 7, Issue 2, 2017 · pp. 33–41 Read article
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Nucleonic Level Measurement in Fluid Catalytic Cracking Unit, Oil & Gas Refinery
Abstract: The measurement of ‘Level’ is crucial in an Industrial Process, as low levels can cause problems and damage equipment. In contrast, high levels can cause overflow and potentially create safety and environmental problems. When working with the Fluid Catalytic Cracking System Unit (FCCU) in Refineries, there are requirements for various types of level measurement instruments. One of them is the Nucleonic Level Measurement device used in the process involved in …
Published in Emerging Trends in Chemical Engineering · Vol. 11, Issue 3, 2024 · pp. 41–49 Read article
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Ghee: Traditional and Industrial Production, Nutritional Value, and Health Effects
Abstract: Ghee is a highly clarified form of butterfat that has been widely used as an important culinary ingredient in South Asian households and traditional practices. This study provides a comprehensive overview of ghee, focusing on its production, characteristics, nutritional composition, major commercial brands, and potential effects on human health. Ghee is produced through the concentration of milk fat, followed by heat clarification and the removal of moisture and milk solids. …
Published in Research and Reviews : Journal of Dairy Science and Technology · Vol. 15, Issue 2, 2026 · pp. 34–41 Read article
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Experimental Investigation on the Effect of Jatropha Curcas Oil and Diesel Fuel Blend as a Fuel on Engine Components and Lubricating Oil
Abstract: Depletion of fossil fuel source and fluctuating fuel price led researchers to focus on developing new agro-based alternative fuels, which will provide sustainable solution to the energy crisis. The trend of using vegetable oil as an alternative fuel for diesel engine dated late 20th century but until now research is continued due to its benefis. Straight vegetable oils could be used directly but they need modification in order to minimize …
Published in Journal of Industrial Safety Engineering · Vol. 7, Issue 3, 2020 · pp. 36–45 Read article
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Redefining Road Safety: A Comprehensive Literature Review on Computer Vision for Speed Breaker Detection in Vehicle
Abstract: This literature review focuses on the use of computer vision techniques for detecting speed breakers on roads, with the objective of improving road safety. Speed breakers play a crucial role in controlling vehicle speeds and ensuring pedestrian safety, but their sudden appearance can lead to accidents, discomfort, and damage to vehicles. The review highlights five key points derived from the analysis of existing literature. Firstly, various computer vision algorithms, including …
Published in Journal of Computer Technology & Applications · Vol. 14, Issue 1, 2023 · pp. 52–63 Read article
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A Brief Study of an Installation of a Rooftop Solar PV System in India
Abstract: AbstractSolar rooftop photovoltaic installation is one of the most popular setups used in the country of India, being economical and apt for the space available in the country. This paper focuses on the key aspects of the design involved in the setup of the system, regarding not just the engineering design for a PV system, but also other key components such as installation site evaluation of a given rooftop to …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 10, Issue 3, 2019 · pp. 1–7 Read article
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Mathematical Analysis of prey-predator model
Abstract: In this paper we considered a model with a prey and predator involve holling type -II functional response. The predator species is not only dependent on prey species but also have alternative food source. The mathematical model is characterized by the couple of differential equations. The model is well posed and possess positive solutions. The system is bounded and shows the property of permeance. The possible equilibrium points are identified. …
Published in Research & Reviews : Journal of Statistics · Vol. 12, Issue 3, 2023 · pp. 1–10 Read article
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Alternate Web Query Generation and Refined Search Results Using Query Expansion
Abstract: AbstractThe sole objective of an information retrieval (IR) task is to facilitate the user’s requests and filter the information which the user has actually intended. Therefore, the principle task of an IR system is to understand the user’s inability and act on behalf of the user’s point of view because most of the web users are novice, unaware of the topic pertaining in the selected domains etc. There has been …
Published in Journal of Computer Technology & Applications · Vol. 6, Issue 1, 2015 · pp. 1–8 Read article
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Evaluation of the Organoleptic Values of Chapatti Incorporated with Selected Natural Hypoglycemic Foods
Abstract: Diabetes is the new epidemic in developing India. Diabetes becomes a real problem of public health in developing countries, where its prevalence is increasing steadily. Slight modification of diet according to the disease not only helps the patients to control diabetes but also fulfills the daily need of nutrients for the body. Presently the world is moving from synthetic to the use of natural hypoglycemic products for remedial purpose of …
Published in Research & Reviews : Journal of Food Science & Technology · Vol. 4, Issue 1, 2015 · pp. 1–4 Read article
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Microbial Safety of Dairy Products
Abstract: Microbial safety is paramount in the dairy industry to ensure the production of high-quality and safe dairy products for consumers. This review article explores the microbial pathogens associated with dairy products, including bacterial and fungal species such as Listeria monocytogenes, Salmonella spp., Escherichia coli, Staphylococcus aureus, mycotoxigenic molds, and yeast species. We delve into the primary routes of contamination, emphasizing sources such as raw milk, processing equipment, and cross-contamination during …
Published in Research and Reviews : Journal of Dairy Science and Technology · Vol. 12, Issue 3, 2023 · pp. 7–11 Read article
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A Study of Flyback Microinverter Topologies for Photovoltaic Applications
Abstract: AbstractThe microinverter system plays an imperative role in photovoltaic applications. Nowadays a central inverter system is substituted by a microinverter. The flyback inverter has the following advantages such as transformer separation, high voltage step-up ratio, low volume, high reliability, and provides high efficiency and relatively simple control. This paper proposes a collation of different flyback inverter topologies operating under various control schemes. A single phase current source inverter with hybrid …
Published in Journal of Microelectronics and Solid State Devices · Vol. 5, Issue 2, 2018 · pp. 1–10 Read article