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1698 articles for “behavior”
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Drum-Boiler Dynamics and its Water Level Control
Abstract: Boilers used for continuous steam generation on large scale. Controlling aspect in boiler process is highly difficult as the system is complex and exhibit nonlinearity, the dynamics of boiler varies with load and multivariable dependent. The main cause of instability in boiler operation is due to the integration effect in it. In addition to that, boilers are normally used where there is sudden load variation without prior knowledge. In this …
Published in Journal of Control & Instrumentation · Vol. 9, Issue 1, 2018 · pp. 10–16 Read article
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Modeling, Analysis and LQR Control of an EV Differential using IPMSM
Abstract: Recently, the mechanical differential (MD) of vehicle has been replaced by electronic differential (ED) by means of electric motor. Electronic differential ensures dynamic and robust control of the vehicle behavior. The ED has been designed for an electrical vehicle (EV) based on IPMSM due to its some inherent advantageous features. The design of speed controller of an IPMSM mainly depends on its mathematical model. The mathematical model based speed controller …
Published in Journal of Control & Instrumentation · Vol. 7, Issue 2, 2016 · pp. 23–34 Read article
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Performance Analysis and Detection of Stress using IoT Sensors
Abstract: The objective of this paper is to review recent researches on several stress prediction and detection techniques and also to provide better streamline on various stress management techniques. Worldwide, people experience mental stress concerns with different reasons including family issues, financial issues, social issues and environmental issues. The adjustable stress can develop a person; however, the strong response or continuous stress becomes critical. Hence, prediction, detection and management of physical …
Published in Journal of Control & Instrumentation · Vol. 13, Issue 1, 2022 · pp. 7–15 Read article
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Mechanical and Tribological Properties of Cr3C2-NiCr Coated Ti6Al4V Implant Alloy
Abstract: Ti6Al4V alloys are widely used in medical and aerospace applications due to their superior mechanical properties. But, Ti6Al4V alloys are poor in tribological properties such as wear. Poor wear resistance consequences in the formation of wear debris in human implants and leads to inflammation and pain. In this work, Cr3C2-NiCr coatings were applied to improve the mechanical properties such as tensile strength, hardness and tribological properties such as wear resistance. …
Published in Journal of Experimental & Applied Mechanics · Vol. 8, Issue 3, 2017 · pp. 28–42 Read article
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An Investigation of Stress and Deformation States of Rotating Functionally Graded Spherical Pressure Vessels
Abstract: The present study deals with the analysis of rotating spherical pressure vessels made of functionally graded materials (FGMs). Material properties are graded along the radial direction, which is achieved by varying volume fractions of the constituting materials according to Mori-Tanaka scheme. Shells are subjected to hydrostatic internal pressure and have free boundary condition at the outer surface. Governing equations are derived using principle of stationary total potential. The effects of …
Published in Journal of Experimental & Applied Mechanics · Vol. 8, Issue 3, 2017 · pp. 19–27 Read article
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Optimal Design of Gusset plate and Analysis of Bailey Steel Truss Joint
Abstract: In order to achieve safe and economic steel structure joint, we are going to design a gusset plate such that its shape is optimized by achieving the same amount of strength. In conventional method of designing a joint we make sure that gusset plate is able to bear the load and joint is safe, but lot of material is wasted where there is no stress induced. So, to avoid this …
Published in Journal of Experimental & Applied Mechanics · Vol. 9, Issue 2, 2018 · pp. 74–83 Read article
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Approach to Perform Sentimental Analysis Using Graphology
Abstract: Handwriting is one of the means to foretell the actions of a person by analyzing the shapes, sizes, altitude, convention and stress of the letters. In a rapid world where people are growing with the new technologies every day, sentimental analysis has also become a key tool to analyze the handwritten data, expressing the behavior or the etiquette of a people. We also have tried to perform analysis on the …
Published in Journal of Experimental & Applied Mechanics · Vol. 11, Issue 1, 2020 · pp. 6–10 Read article
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Crack Initiation, Propagation and Stress Intensity Factor of Rectangular Plate with Circular Hole by FEA Approach
Abstract: The study of crack behavior in a plate with hole is a considerable importance in the design to avoid the failure. This situation has a look at offers with investigation of stress intensity factor, von-mises stress (ϭ von-mises) at the finite center cracked plate subjected to uniform tensile loading depends at the assumptions of linear elastic fracture mechanics (LEFM) and plane strain problem. The stress intensity factors mode I (KI) …
Published in Journal of Experimental & Applied Mechanics · Vol. 11, Issue 3, 2020 · pp. 13–36 Read article
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Experimental Investigations of Mass Flow Rate on Regression Rate of Hybrid Rocket
Abstract: A number of practical hybrid propulsion systems developed for booster and upper stage application,at different Centers across the globe. The regression rate of hybrid fuel plays an important role ondevelopment of viable hybrid propulsion system. In the present investigation an effort has been madeto study the regression rate behavior of PVC-DBP((C 2 H 3 Cl) n )-DBP(C 16 H 22 O 4 ) hybrid fuel burning inthe stream of gaseous …
Published in Journal of Experimental & Applied Mechanics · Vol. 12, Issue 2, 2021 · pp. 31–51 Read article
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Numerical and Experimental Modal Analysis of Square Sheets of Low Carbon Steel Under Different Boundary Conditions
Abstract: Dynamic analysis of square plates has been a subject of fundamental research interest over several decades. In these analyses, several dynamic aspects such as modal frequencies, occurrence of harmonics, mode shapes, displacement pattern of position vector, location of maximum displacement and damping characteristics are studied which provide critical inputs for structural design engineers. In this paper, a detailed modal analysis (both modal frequencies and mode shapes) of low carbon steel …
Published in Journal of Experimental & Applied Mechanics · Vol. 14, Issue 2, 2023 · pp. 15–22 Read article
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Study on the Mechanical Properties of Additively Manufactured Metallic Structures
Abstract: A revolutionary technology that has made it possible to produce intricate metallic structures with customized mechanical properties is additive manufacturing, or AM. An extensive analysis of the mechanical properties of metallic components made using additive manufacturing processesis presented in this paper. The study explores how material choice, post-processing techniques, and process parameters affect the mechanical behavior of AM metallic structures. By examining tensile strength, fatigue characteristics, hardness, ductility, impact resistance, …
Published in Journal of Experimental & Applied Mechanics · Vol. 14, Issue 3, 2023 · pp. 1–6 Read article
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Analysis of Air Pollution Impact on Human Health in Patna City by Questionnaire Method
Abstract: AbstractAir pollution is a major environmental risk to health. According to the 2014 WHO report, air pollution in 2012 caused the deaths of around 7 million people worldwide. The World Health Organization (WHO) estimates that some 80% of the outdoor air pollution-related premature deaths due to ischemic heart disease and strokes, while 40% of death were due to chronic obstructive pulmonary or acute lower respiratory infections; and 6% of deaths …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 7, Issue 3, 2017 · pp. 5–9 Read article
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Static and Dynamic Analysis of Wind Turbine Blade
Abstract: AbstractWind energy generation systems located on windy sites are exposed quite often to intense overloads as a result of the varying climatic conditions. So, vital information concerning the design of wind turbine is provided by the stress and strain mapping on a rotor, which leads to the blade’s failure. One of the main concerns in the rotor blade and the wind turbine blades’ aero elasticity is the analysis of static …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 8, Issue 2, 2018 · pp. 38–44 Read article
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Agricultural Information System Program and Environmental Management
Abstract: Some countries use agricultural information systems to assist various users, including planters,researchers, prospective buyers, importers and exporters. First apps that came to light inMobile devices were social media and different entertainment channels. They are usedextensively by the people for communication, music, entertainment, Internet and socialnetworking. There is a lack of applications, which can be really useful for professionals toimprove their working capabilities. Though people living in rural areas use mobile …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 10, Issue 3, 2020 · pp. 1–9 Read article
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Indoor Thermal Comfort Range for Naturally Ventilated Residences in Warm and Humid Climate of Mumbai, Maharashtra, India
Abstract: Every third house in Indian cities will have an air conditioner by 2030, this poses great challenges of energy consumption and related emissions. 68.7% of the total GHG emissions in India (2014) are by energy sector, and half of that were due to electricity and heat generation. As the energy demand in India is expected to become 3.5 times from 2014 to 2030, it is important to reduce the energy …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 11, Issue 1, 2021 · pp. 42–62 Read article
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Environmental Aspects of Sustainable Development
Abstract: The utilization of sustainable energy sources is expanding globally. Photovoltaic (PV) energy systems have received the most attention during the past ten years out of all the sustainable energy sources. The solar industry adopts a proactive lifespan analysis in order to retain these benefits and prevent further environmental impact. Compared to alternative energy generation technologies, PV technology is clearly more environmentally friendly. Solar cell decommissioning at the end of the …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 13, Issue 1, 2023 · pp. 23–28 Read article
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Improvement of Soil Characteristics Using Waste (plastic, steel and wood)
Abstract: ABSTRACTSoil stabilization is the process of altering the engineering properties. Soil properties would be altered by adding waste like plastic from beverage bottles, steel dust and wood waste. In present scenario disposal of plastic waste has become a major issue because plastic materials can take many years (above 400 years) for its decomposition and may cause severe damage to environment and human health. The problem which was associated with plastic …
Published in Journal of Geotechnical Engineering · Vol. 4, Issue 3, 2017 · pp. 7–10 Read article
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enhancement of soil properties using robosand
Abstract: Soil is a peculiar material consisting of various important minerals & properties. It is important to know the engineering behavior of the soil which is responsible for the safety, stability &durability of the structure. As with the rapid urbanization there is a large requirement of land to accommodate. Increasing population with in limited land which enabling mandatory to construct multi storey buildings. In our present study we are concentrated on …
Published in Journal of Geotechnical Engineering · Vol. 5, Issue 2, 2018 · pp. 20–27 Read article
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Analysis of Soil Structure Interaction for Cohesive and Non Cohesive Soil
Abstract: In this paper, test has been done by assuming for fixed base structure by ignoring the flexibility of soil and foundation. In this test the interaction between the circular footing having a small column and soil base and sand base this is investigated by analyzing the different settlement relationships corresponding to the different loads. In the analysis and experimental setup we will calculate the settlement and force generated in the …
Published in Journal of Geotechnical Engineering · Vol. 5, Issue 2, 2018 · pp. 35–38 Read article
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REVIEW OF NANO MATERIALS FOR PREDICTING STRENGTH AND VOLUME CHANGE BEHAVIOUR OF EXPANSIVE SOILS
Abstract: Expansive soils are problematic to Civil Engineering by increase and decrease its volume due to movement of water in and out. This kind of soils is portrayed by its outrageous hardness while drying and with high swelling process on the wetting. Several researches during the past 20 years have proposed different nano materials for the soil stabilization approaches to counter the hazards present in the soils. This paper elaborates various …
Published in Journal of Geotechnical Engineering · Vol. 5, Issue 3, 2018 · pp. 8–13 Read article