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81 articles for “rotor.”
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Design and Analysis of Aerodynamics on Wind Turbine
Abstract: The design and analysis of aerodynamics on a horizontal axis wind turbine rotor blade are explained in this research. A method for selecting materials for wind turbine design is described, followed by the design of the solid works. . The science and study of the physical rules that control the behaviour of objects in airflows, as well as the forces that these airflows produce, is known as aerodynamics. This article …
Published in Journal of Experimental & Applied Mechanics · Vol. 13, Issue 2, 2022 · pp. 1–5 Read article
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Robust Design of Damping Controller for Power System using a combination of Flower Optimization algorithm and Optimal Control Theory
Abstract: The power system experience low frequency oscillations due to various disturbances. It is verynecessary to damp these oscillations else it will endanger the system security and stability. High gainand fast acting excitation systems do not provide the necessary damping torque and it can provide thesufficient synchronising torque only. Lack of damping torque causes the oscillations of generator rotor,So, Power system stabilizer (PSS) is used in the proposed work along with …
Published in Journal of Mechatronics and Automation · Vol. 8, Issue 3, 2021 · pp. 15–24 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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Numerical Simulation and Characteristics Assessment of SPWM Based Permanent Magnet Motor Drive for Electrical Vehicle Applications
Abstract: In recent years, electric vehicles (EVs) have grown in popularity as the most practical alternative for helping to protect the environment and achieve great energy efficiency in transportation. Traction motors are the primary source of propulsion in electric vehicles. Excellent torque and power density, a wide speed range, high efficiency, and high dependability are all requirements. The most promising possibilities, which have been widely employed for EV (or hybrid EV) …
Published in Recent Trends in Electronics Communication Systems · Vol. 9, Issue 1, 2022 · pp. 36–53 Read article
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Detailed Modeling Concepts, Stability Analysis and Emerging Trends in Wind Farm: A Survey
Abstract: Wind is omnipresent and found abundant in nature. This paper deals with an in-depth literature survey of wind energy conversion systems (WECS), their classification, and modeling of various sub-systems of WECS. The control methodologies adopted for transient, voltage, rotor angle, frequency and dynamic stability of WTGs connected to grid to remain within margins, is also studied. In addition to this, different controlling techniques for controlling grid side converter and rotor …
Published in Trends in Electrical Engineering · Vol. 5, Issue 3, 2015 · pp. 89–108 Read article
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Detection of Air Gap Eccentricity Faults Using Finite Element Analysis (FEA) in BLDC Motors
Abstract: Abstract: - Detection of eccentricity faults has been feasible using physical and vibrational parameters. It is essential to detect and diagnose such faults at the early stage through measurement and monitoring of changes in the magnetic flux of the BLDC motor in the motor windings and stator slots. In this paper, brushless dc motor and its stator, rotor and windings are designed using FEA method .Changes in magnetic flux of …
Published in Trends in Mechanical Engineering & Technology · Vol. 8, Issue 2, 2018 · pp. 1–5 Read article
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Detection of Stator Winding Faults Using Finite Element Analysis (FEA) in BLDC Motors
Abstract: Detection of eccentricity faults has been feasible using physical and vibrational parameters. The Brushless DC motor is undergoes various kinds of stresses including mechanical, electrical, thermal, and environmental. These stresses increase the probability of occurrences of stator faults with various severity levels. The well maintained BLDC motor and correct operations decrease the probability of occurrences of faults. These faults are of three types as damage in laminations, damage in frame …
Published in Trends in Mechanical Engineering & Technology · Vol. 8, Issue 3, 2018 · pp. 82–90 Read article
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Performance Analysis & Speed Control of 3 Phase Induction Motor on 8 Bit Controller Platforms Using LabVIEW®
Abstract: ABSTRACTPerformance analysis & speed control of 3 phase induction motor on 8 bit platform using LabVIEW® aims to speed control of 3-phase induction motor, microcontroller used for this work is AVR ATmega16. LabVIEW® provides the remote GUI interface to the system. LabVIEW® interfaces to the control system with the RS-232 communication link Using NI-VISA. Actually induction motor controlling through microcontroller and PC based GUI leads to the almost complete design …
Published in Journal of Computer Technology & Applications · Vol. 1, Issue 1-3, 2011 · pp. 88–99 Read article
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Use of Air-Turbine for Removal of Impacted Teeth
Abstract: Removal of an impacted tooth may need cutting of bone and splitting of a tooth. It can be either done manually with the help of a chisel and a maleate or electrically by using hand a piece and a bur. We can use micromotor handpiece or air-turbine. Many dental surgeons opine that the use of air-turbine (air rotor) can cause tissue emphysema that results in marked swelling of the face …
Published in Research and Reviews: A Journal of Dentistry · Vol. 4, Issue 3, 2013 · pp. 43–44 Read article
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A Critical Review on Semi-solid and Solid Lubricants for Industrial Applications
Abstract: Friction materials are very important for the safe moving of automobiles and the safety of people. As the pad slides against its match, the moving energy is turned into heat by the friction. As the vehicle's speed is lost as heat in the pads and rotors, the friction at the contact slows it down. Lubricants are compounds that are applied to moving parts to reduce friction and wear. Used primarily …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 105–114 Read article
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Neural Network Based Fractional Order PID Controller for Harmonic Mitigation of Induction Motor Drive System
Abstract: Torque produced in IM (induction Motor) is collected fundamental torque, however, due to core saturation, air gap irregularity, and winding distribution; stator and rotor slotting harmonics torque are produced. This reduces the quality of the power system, life span, and performance of the motor and the controller device. In this paper, a neural network, based fractional order proportional integral derivative (NNFOPID) controller is designed to compensate the harmonics of the …
Published in International Journal of Electrical Power and Machine Systems · Vol. 1, Issue 1, 2023 · pp. 23–41 Read article
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Optimization of V/F Control in Asynchronous Motors Using Adaptive Bee Colony Optimization
Abstract: : Asynchronous motors play a pivotal role in various industrial applications, utilizing electromagnetic induction to convert electrical energy into mechanical energy. This paper provides an in-depth exploration of their design principles, focusing on the rotor, stator, and coil configurations. Induction motors are categorized into single-phase and three-phase types, each suited to different power supply configurations and operational requirements. The study outlines a comprehensive methodology for modeling and simulating induction motor …
Published in Trends in Electrical Engineering · Vol. 14, Issue 2, 2024 · pp. 67–86 Read article
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Advances in Speed Control Techniques for Three-phase Induction Motors
Abstract: Induction motors are pivotal in modern industrial applications due to their efficiency and adaptability. Electric motors that run on alternating current (AC) and are driven by a rotating magnetic field are called induction motors. They consist of coils that use electromagnetic induction to transform electrical energy into mechanical energy, a rotor, and a stator. AC induction motors are incredibly adaptable, efficient, and have a comparatively straightforward construction. This paper provides …
Published in Journal of Control & Instrumentation · Vol. 15, Issue 3, 2024 · pp. 1–8 Read article
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Designing of Shredder Machine for Recycling Post Consumer Denim Waste for Making Composite Denim Boards
Abstract: India has a population of about 1.35 billion in 2020 and as fabrics account for 4% of India's GDP, customers spend roughly 68 billion dollars on apparel and footwear each year. Currently, the short lifecycles of apparel products due to rapid fashion cycles and increased buying power of Indian consumers in urban as well as in rural areas are resulting in significant amounts of postconsumer textile waste in the form …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 934–945 Read article
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Research on Synchronous Generators AC Excitation Regulation Control System
Abstract: Based on various methods to supply excitation power to the synchronous generator it is categorized in three different types of excitation systems for synchronous motor. The first one is DC excitation system, second is AC excitation system and third one is static excitation system. The increasing size of contemporary power systems ensures system dependability and stability. A better supply of power is vital and has a big influence on improving …
Published in International Journal of Electrical Power and Machine Systems · Vol. 2, Issue 2, 2024 · pp. 10–16 Read article
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Variables Influencing the Reinforcing Effect of Organoclay in Polymer Nanocomposites
Abstract: This study examines how several factors affect the mechanical and thermal characteristics, such as tensile strength, tensile modulus, impact strength, thermal decomposition temperature, and Vicat softening point tests of poly(vinyl chloride)/organoclay nanocomposites. The variables included three different organoclay loading levels, three different screw rotation speeds, and three different plasticizer contents. A co-rotating twin-screw extruder was used to create the poly(vinyl chloride)/organoclay nanocomposite via the melt intercalation process. The properties of …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 15, Issue 1, 2025 · pp. 55–64 Read article
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A Comprehensive Review of Compressed-Air Vehicles: A Technological Advancement Towards Sustainable Development
Abstract: Greenhouse gas emissions have become an essential environmental issue with far-reaching effects on ecosystems and societies worldwide. Around 20-30% of air pollution is caused by harmful gas emissions, mostly by automotive vehicles. The consumption of fossil fuels in vehicles and other utilities is responsible for the depletion of natural resources. The excessive use of fossil fuels has increased energy costs and intensified competition for different resources, posing economic issues in …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 567–588 Read article
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Design and Implementation of Lightweight Polymer-Based Drone System for Targeted Agricultural Spraying
Abstract: Agriculture has entered a new era of innovation, with drone technology emerging as a key tool in pesticide and fertilizer application. Unlike conventional methods that expose farmers to hazardous chemicals resulting in health issues such as skin disorders, neurological impairments, and in extreme cases, fatal illnesses drone-based spraying offers a safer and more efficient alternative. In India, the adoption of this technology is accelerating due to its ability to reduce …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 476–486 Read article
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Characterization of Polyurethane at Multiple Scales for Erosion Mechanisms Under Sand Particle Impact
Abstract: Thin polyurethane layers have been widely used as erosion-resistant coatings on helicopter rotor blades such as UH-60 Black Hawk and Eurocopter SA 315. Published research has mainly focused on empirical studies that relate the mechanical properties such as rebound resilience and hardness of polyurethane to solid particle erosion resistance. However, polyurethane possesses phase mixing at multiple scales and thus sand particle erosion resistance depends also on the microstructure and the …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 13, Issue 1, 2026 · pp. 1–13 Read article
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Experimental Assessment and Statistical Argument of Al-Si/CSA/MoS2 Hybrid Composites for Mechanical and Tribological Characteristics
Abstract: To augment the mechanical and tribological properties of Al-Si matrix composites complement with molybdenum disulphide (MoS₂) and coconut shell ash (CSA), a mixed experimental and Face-Centered Composite (FCC)strategy was employed. A liquid metallurgical method called stir casting was used to create hybrid composites with 5–15 wt.% CSA and 1–3 wt.% MoS₂. A FCC experimental design with thirty runs was used to thoroughly evaluate the materials. This design allowed for the …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 792–802 Read article