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777 articles for “operating condition”
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Experimental Investigation of a Supersonic Wind Tunnel under Different Operating Conditions
Abstract: This paper mainly describes the analysis and design of supersonic wind tunnel in order to reduce the power consumption using optimization techniques under to different operating conditions. In this analysis, a three-dimensional Navier–Stokes equation is used to investigate the flow field of a high pressure ratio centrifugal compressor for Supersonic Wind Tunnel. Such a compressor consists of a double-splitter impeller followed by a vaned diffuser. Particular attention is focused on …
Published in Trends in Mechanical Engineering & Technology · Vol. 3, Issue 1, 2013 · pp. 18–22 Read article
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A non-hydrotreated feedstock’s polyaromatic cracking under FCC industrial operating conditions using an equilibrium catalyst
Abstract: Catalytic cracking of non-hydrotreated atmospheric residue’s main polyaromatic hydrocarbon (PAHs) in the presence of an equilibrium catalyst was investigated under industrial operating conditions. During the fluid catalytic cracking process, the catalyst that presented the key factor in hydrocarbon cracking (aromatic by hydrogen transfer reaction) quickly deactivated and compromised the process’s performance due to its acid surfaces and pores covered by the polyaromatic species. A deep study of the catalyst behavior …
Published in Journal of Catalyst & Catalysis · Vol. 12, Issue 1, 2025 · pp. 10–26 Read article
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Improvement Assessment of Traffic Operating Condition by Applying Common Traffic Management Tools Using Corsim Simulation
Abstract: Attempt has been made to improve the performance of Mirpur road (Russell Square to Aarong) by applying some common traffic management tools. The analyses were performed by corridor simulation (CORSIM) software. The whole network was built in CORSIM and calibrated with the field data. The performances are evaluated based on the average delay and speed at intersections and major roads. It has been found that the operating condition of Mirpur …
Published in Trends in Transport Engineering and Applications · Vol. 3, Issue 1, 2016 · pp. 21–53 Read article
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Box Behnken Design for Optimization of Operating Conditions for Methyl Violet Decolorization using Momordica Charantia Peroxidase
Abstract: Methyl violet is a triphenylmethane dye which is recalcitrant and it is difficult to degrade it by conventional methods. Enzyme based remediation methods have gained importance as they are cost effective, highly specific and eco friendly. Methyl violet was degraded using crude peroxidase from bitter gourd (Momordica charantia). To optimize the decolorization conditions of methyl violet by crude Momordica charantia peroxidase, Response Surface Methodology (RSM) using Box Behnken (BB) design …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 1, Issue 1, 2011 · pp. 45–52 Read article
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Optimal Design of Solar Roof Top Photovoltaic Plant Under Various Operating Conditions
Abstract: As conventional energy sources are quickly exhausted, the need to switch to sustainable alternatives has never been more urgent. The transition from conventional energy resources to renewable sources, particularly solar energy, has emerged as a pivotal step towards sustainable development This paper explores the advantages of solar power plants, with a focus on rooftop solar installations. Installing solar panels on a roof is revolutionizing the industry. The design phase of …
Published in International Journal of Photochemistry and Photochemical Research · Vol. 1, Issue 1, 2023 · pp. 35–45 Read article
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Determination of Heat Transfer Coefficient in Solar Collector Tube under Simulated Operating Conditions
Abstract: Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 In this paper, heat transfer coefficient, in solar collector tube under scaling conditions has been experimentally determined using a specifically fabricated test apparatus. The effect of various variables such as scale thickness, flow conditions and tube wall temperatures on heat transfer coefficients have been investigated. The experimental results reveals that the scale thickens has a dominating effect on heat transfer coefficient.Keywords: …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 4, Issue 1, 2013 · pp. 7–12 Read article
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A Review on Cascade System Using Different Refrigerant Pair and on Freeze Drying
Abstract: This study is presented a cascade refrigeration system for different refrigerant pair for high temperature cycle(HTC) and low temperature cycle(LTC). Different pairs are R404-R23 , R744-R717 , R404-R22 etc for low and high temperature cycle and also review on freeze drying application that is performed using cascade refrigeration system. Comparing the moisture content , vitamin C content and other properties of different fruits before and after freeze drying. Various condition …
Published in Trends in Mechanical Engineering & Technology · Vol. 7, Issue 2, 2017 · pp. 36–39 Read article
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The Impact of Extraction Conditions on the Trend of the Type of Red Onion and the Characteristics of Oil Harvest for the Use of Constraints
Abstract: The therapeutic potential of plant-derived medicinal products, including essential oils, has not yet been fully exploited. Many medicinal plants have been studied to provide the biologically active compounds on which most modern drugs are based. However, much more remains to be learned about their precise pharmacology. This is particularly important for essential oils which have such a concentrated but complex composition. This is the reason for the interest they generate …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 16, Issue 2, 2025 · pp. 70–76 Read article
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Crash and Vibrational Analysis of Car Body
Abstract: This paper describes about the relevance of the crash analysis required for the safety of the automobile during the time of the crash. During the crash of an automobile, some parts in the front of an automobile body will have plastic deformation and absorb a lot of energy. Hence, it is necessary to check the car structure for its crash ability so that safety is achieved together with fuel economy. …
Published in Trends in Mechanical Engineering & Technology · Vol. 7, Issue 2, 2017 · pp. 26–35 Read article
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Thermo Analysis and Optimization Design of Industrial Vapor Compression Refrigeration Systems
Abstract: A thermodynamic analysis is performed on three different configurations of R134a two stage vapor compression refrigeration systems designed to equip cold store rooms. For economic and commercial reasons relating to agricultural actvities in southern Tuniens, two seasonal food products, dates and poultry, are selected for storage at different temperatures. Performance optimisation of the refrigeration systems is investigated under various operating conditions in order to choose the most suitable for the …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 2, Issue 1, 2015 · pp. 30–54 Read article
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Evolutionary Particle Swarm Optimization (EPSO) based technique considering Voltage Stability Margin for Reactive Power Reserve Optimization
Abstract: Reactive power reserve and voltage stability are one of the important parameters required for proper operation of the electrical power system. Voltage stability covers a broad span of phenomena in power systems and its applications. Voltage stability is defined as ability of power system to assist fixed bearable potential at every single bus of the system under standard operating conditions and when put through to a disturbance. At any instant …
Published in Journal of Power Electronics and Power Systems · Vol. 11, Issue 2, 2021 · pp. 36–41 Read article
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Analysis of Cylinder Head of CI Engine
Abstract: The main aim of this work is to predict the look performance supported stress/strain and behavior of plate below numerous operational conditions. the results of varied engineering operational conditions like combustion gas most internal pressure, thermal stress behavior and fatigue stress of the plate are analyzed. In any operating engine, the piston and therefore the plate ar the foremost vulnerable members because of enhanced mechanical and thermal loadings. The mechanical …
Published in Journal of Petroleum Engineering & Technology · Vol. 8, Issue 2, 2018 · pp. 1–4 Read article
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Self-tuning Adaptive Control of Rotor Voltage of Doubly Fed Induction Generator in Wind Farms
Abstract: The dynamic performance of a doubly fed induction generator (DFIG) in the wind farms can be enhanced through appropriate converter controls. This article presents a self-tuning control strategy for a DFIG rotor voltage which employs pole-shift technique in the discrete system model. From a large number of simulation studies involving various types of disturbances covering a range of operating conditions, it was observed that the online adaptive model based control …
Published in Journal of Control & Instrumentation · Vol. 8, Issue 1, 2017 · pp. 17–29 Read article
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ADVANCED METHOD TO CALCULATE REAL DRIVING RANGE FOR ELECTRIC VEHICLES IN INTERCITY ROUTES
Abstract: This paper describes an online method to calculate real driving range for electric vehicles when operating in intercity routes. The method uses specific algorithms for dynamic conditions based on real driving conditions adapting the calculation method to the characteristics of the route and to the way of driving; electric vehicle characteristics are also taken into consideration for the driving range calculation. The method has been compared to the WLTP protocol …
Published in Journal of Automobile Engineering and Applications · Vol. 9, Issue 3, 2022 · pp. 24–42 Read article
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A Review of Soot Particle Emission from Diesel Engines and its Control using Diesel Particulate Filter
Abstract: In the automotive industry since the introduction of diesel engines have provided several advantages with respect to reliability, durability as well as efficiency. But in recent years there have been continuously growing concerns over pollutant emissions from diesel engines. This review paper is concentrated on emission of soot particles or particulate matter (PM) from diesel engines under different operating conditions. Size and composition of these particles vary depending upon engine …
Published in Journal of Automobile Engineering and Applications · Vol. 6, Issue 2, 2019 · pp. 1–6 Read article
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Design and Performance Evaluation of a Solar-Assisted Electric Bicycle for Sustainable Urban Transportation
Abstract: The increasing demand for sustainable transportation and the depletion of fossil fuel resources have accelerated the development of environmentally friendly mobility solutions. Electric bicycles have emerged as an effective alternative for short-distance transportation due to their low energy consumption and reduced environmental impact. However, their dependence on grid-based charging limits their sustainability, particularly in regions with inadequate charging infrastructure. This study presents the design, development, and performance evaluation of a …
Published in Journal of Automobile Engineering and Applications · Vol. 13, Issue 2, 2026 · pp. 31–46 Read article
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Analysis of new Floating Offshore Wind Turbine under drag force operation
Abstract: The goal of this paper is the study and analysis of a new type of floating offshore wind turbine (FOWT), which operates under drag force instead of lifting force as the conventional FOWT. We simulate the wind turbine operation modifying the pitch angle to faithfully reproduce the behavior when submitted to waves’ movement. The analysis of the wind turbine performance is developed in a model at laboratory scale to control …
Published in Journal of Offshore Structure and Technology · Vol. 11, Issue 1, 2024 · pp. 1–10 Read article
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Simulation and Analysis of Sub Synchronous Resonance in a Series Compensated Transmission System
Abstract: Series compensation of a transmission line is necessary as it increases the power transfer capability of a transmission line. Employing series compensation also leads to phenomenon of sub synchronous resonance (ssr) wherein the electrical and mechanical natural frequencies match and exchange energy leading to excitation of natural torsional modes of the turbine generator unit. This leads to mechanical fatigue of the shaft on which turbine and generator are connected. This …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 3, 2015 · pp. 87–96 Read article
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Optimisation of Electrocoagulation Flocculation Treatment of Laundry Greywater with Design of Experiment Methodology
Abstract: It is becoming increasingly more important to relook at the impact that greywater has on the environment and the opportunities that it can provide for water re-use. More especially that the sewer pipelines are often over flooded and overflowing onto the streets in most townships in South Africa due to sewer blockages, population, and wastewater treatment plants (WWTP) overcapacity. To cope with current and future wastewater treatment (WWT) demands, developments …
Published in Emerging Trends in Chemical Engineering · Vol. 8, Issue 3, 2021 · pp. 41–58 Read article
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Developing a Model in Matlab/Simulink Environment for Induction Motor Considering Core Loss and Stray Load Loss
Abstract: This paper focuses on a Matlab/Simulink model of a squirrel-cage induction motor with consideration of core loss and stray load loss. This model is based on some mathematical expressions and also described through an equivalent circuit including core loss and stray load loss. The model of induction motor has been developed based on the state space equations in a synchronously rotating reference frame, where core loss and stray load losses …
Published in Trends in Electrical Engineering · Vol. 4, Issue 2, 2014 · pp. 1–12 Read article