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1109 articles for “loss”
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Weight Loss Surgery Induced Telogen Effluvium (We Loss SITE) Management – Our Experiences
Abstract: Telogen effluvium, a condition of non-inflammatory, no-scarring, diffuse hair loss after weight loss surgery. A through history taking and videodermatoscopy is an effective tool for evaluation of a patient with weight loss surgery-induced teleogen effluvium (We Loss SITE). Cyclical nutritional therapy, low level laser therapy, autologous platelet rich plasma are effective treatments for telogen effluvium. This case report shares our experience in the management of a patient with weight loss …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 13, Issue 3, 2024 Read article
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Design and Simulation of Discrete Time Optimal Speed Control for an Induction Motor Taking Core Loss and Stray Load Losses into Account
Abstract: Generally, the core loss and stray load loss are neglected in the mathematical model of induction motor (IM) to design the decoupling torque and flux control strategy. In order to precisely control the torque and flux, core loss and stray load loss, which are generally neglected, should be considered in the mathematical model of IM to design the controller. Some of literatures have shown how the detuning can be done …
Published in Journal of Power Electronics and Power Systems · Vol. 4, Issue 3, 2014 · pp. 46–56 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
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Design and Simulation of Artificial Neural Network (ANN) Based Speed Control for an Induction Motor Taking Core Loss and Stray Load Losses into Account
Abstract: Indirect field oriented control scheme has been preferred due to its superior performance for Induction Motor. Core Loss and stray load losses are generally neglected in the mathematical model of induction motor. But it should be consider in the mathematical model of induction motor to precisely control the torque and flux. Conventional PI controller has overshoot effect at the transient period of the speed response curve. Artificial Neural Network (ANN) …
Published in Journal of Control & Instrumentation · Vol. 6, Issue 3, 2015 · pp. 13–22 Read article
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A Study On Power Losses And Reduction of Power Losses In Power System
Abstract: Now the world's power supply system is a large unit, large grid, high voltage as the main characteristics of the centralized single system. Although the power load of the world's number is powered by such a single large power grid, the demand for quality and safety reliability of energy and power supply is increasing in today's society, and the large power grid cannot meet this requirement because of its own …
Published in Journal of Microelectronics and Solid State Devices · Vol. 8, Issue 3, 2021 · pp. 16–25 Read article
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Design and Simulation of Fuzzy Logic Based Speed Control of Electrical Vehicle with Induction Motor Taking Core Loss and Stray Load Losses into Account
Abstract: In modern technology, electrical differentials to design electrical vehicle are getting popular for its simplicity, faster response, accurate control capability and other facilities. The controller design for the distinctive motors is a captivating and challenging work to acquire, sought execution appropriately. For this, different kind of controller is used to get accurate results. For induction motor, it is very important to control the speed and torque to get smooth control …
Published in Journal of Power Electronics and Power Systems · Vol. 7, Issue 1, 2017 · pp. 41–48 Read article
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Design and Simulation of IRFOC for SPWM Inverter-fed Induction Motor Considering Core Loss and Stray Load Loss
Abstract: The principle of field oriented control (FOC) or vector control (VC) of induction motors (IMs) is based on the control of both the magnitude and the phase of each phase current and voltage to achieve the decoupling control strategies between flux and torque. To control the flux and the torque precisely based on the FOC, core losses (CL) and stray load losses (SLL), which are generally neglected, should be considered …
Published in Journal of Power Electronics and Power Systems · Vol. 4, Issue 2, 2014 · pp. 1–11 Read article
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Design and Simulation of Fuzzy Logic Based Speed Control for an SPWM Inverter-fed Induction Motor Taking Core Loss and Stray Load Losses into Account
Abstract: Speed and torque of an induction motor need to be controlled in order to achieve smooth control application. Field oriented control aids this factor and enables independent control of speed and torque by establishing an independent relationship between motor parameters. This complex relationship is developed due to consideration of core loss and stray load loss while modeling an induction motor. These two negligible but important parameters are neglected in most …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 3, 2015 · pp. 17–24 Read article
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Speed Control of An Inverter Fed Three-Phase Induction Motor Using IP Controller Considering Core Loss and Stray Load Loss
Abstract: Consideration of core losses and stray load losses to design a controller of an inverter fed induction motor are affected to the flux and torque decoupling strategy adversely. As a consequence, the detuning of field-oriented control (FOC) is required. The detuning strategies have been developed in some literatures. But the implementation of detuning becomes difficult because of higher order expression. In general, the controlling and estimation of AC drives are …
Published in Trends in Electrical Engineering · Vol. 5, Issue 1, 2015 · pp. 28–35 Read article
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Review of symmetricity in Taguchi’s Loss Function for Performance Measurement to Monitor Cost of Rejection
Abstract: Performance measurement for any organization has become an inevitable activity owing to the pressure of enhancing the efficiency of the system and to assess the correctness and direction of activities related to the performance. Various methods like time series graph, control charts, capability index, quality awards, cost of quality etc. are being used for showcasing the measured performances. One of the vital methods being used for the purpose is Taguchi’s …
Published in Trends in Mechanical Engineering & Technology · Vol. 9, Issue 1, 2019 · pp. 59–68 Read article
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Challenges and Remedies for Stray Loss Prediction and Reduction for Power Transformer
Abstract: Power transformer facilitates the bulk power transmission for long distance. Cost wise it is one of the costliest objects of power system. This is the reason; their design has been a major concern and the subject of extended research. Nowadays customers are asking for highly efficient transformers in lower cost. That means, continual improvements, analyses and innovative techniques have to be adopted by designers and manufacturers. The stray loss analysis …
Published in Current Trends in Signal Processing · Vol. 6, Issue 1, 2016 · pp. 25–34 Read article
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Power losses and Reduction of Power losses In Power System
Abstract: Now the world's power supply system is a large unit, large grid, high voltage as the main characteristics of the centralized single system. Although the power load of the world's number is powered by such a single large power grid, the demand for quality and safety reliability of energy and power supply is increasing in today's society, and the large power grid cannot meet this requirement because of its own …
Published in Journal of Electronic Design Technology · Vol. 12, Issue 2, 2021 · pp. 17–25 Read article
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Determination of Well Loss and Aquifer Loss of New Construction Deep Water Well at Artesian Aquifer in Khulna City, Bangladesh
Abstract: This work studied the performance of water well installed as artesian aquifer in South Western Region of Bangladesh. The main activities were known to the properties of aquifer condition on that area. Well performance was also measured after development of water well. The well performance and aquifer performance were justified by Rorabaugh’s graphical methods. The total depth of drilling was 305 m from the ground level. Drilling was completed by …
Published in Recent Trends in Civil Engineering & Technology · Vol. 3, Issue 1, 2013 · pp. 8–13 Read article
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Comparison of Finite Element Analysis with An Experimental Validation on Transmission Loss Measurement for Acoustic Muffler
Abstract: Noise from an automotive application is the major source of noise pollution. Here the noise from muffler plays a vital role. So noise reduction on muffler is generally predicted by Transmission Loss and Insertion Loss. Single expansion chamber is generally used as silencing elements in intake and exhaust systems. The main aim of this paper is to use of FEA as well Experimental Method for Muffler’s Transmission Loss Measurement. FEA …
Published in Journal of Automobile Engineering and Applications · Vol. 2, Issue 1, 2015 · pp. 38–43 Read article
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Performance Analysis of FLC-NR based Loss Minimisation Algorithm for BLDC Motor
Abstract: Brushless DC motors are increasingly used in industry due to their high power density and ease of control. Efficiency of BLDC motor is reduced due to various losses like copper loss, core loss and switching loss. A fuzzy logic based loss minimisation algorithm is described in this study. Selective harmonic elimination-based pulse-width modulation to optimise both the converter switching losses along with machine core and copper losses is done based …
Published in Trends in Electrical Engineering · Vol. 8, Issue 3, 2018 · pp. 51–59 Read article
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Mental Health Problems Related to Memory Loss among Senior Citizens
Abstract: Memory refers to a special ability of our mind to conserve or retain what has been previously experienced or acquired through hearing and then at some later stage enable us to make use of it by its reproduction or revival. Memory begins to deteriorate with ageing due to destruction of body tissues and degeneration of brain cells and is referred to as memory loss. Memory loss gives rise to many …
Published in Journal of Nursing Science & Practice · Vol. 6, Issue 3, 2016 · pp. 6–9 Read article
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Optimizing Sizes And Locations Of Wind Turbines In Ieee 33-Node Distribution System For Loss Reduction By Using Moutaint Gazelle Algorithm
Abstract: This study applies a novel meta-heuristic, called Moutaint gazelle algorithm (MGO) to determine the optimal sizes and locations of wind turbines to place in distribution networks for loss reduction. The IEEE 33-bus distribution system is a test system for conducting the whole study. The results obtained by MGO are compared to those obtained by another meta-heuristic algorithm, called Artificial Hummingbird Algorithm (AHA). The comparison between the two methods indicated that, …
Published in Journal of Thermal Engineering and Applications · Vol. 9, Issue 3, 2022 · pp. 16–23 Read article
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Eco-friendly drilling fluid water loss controlling agents
Abstract: The water loss from the drilling fluid with the addition natural additives like bagasse, natural sugar, natural rubber was studied. The entire study is focused on improving the quality of controlling fluid loss with effect of natural additives. The concentrations of the additives were changed to achieve the desired reasonable value of fluid loss with the help of high pressure and high temperature (HPHT) filter press which worked at the …
Published in Journal of Petroleum Engineering & Technology · Vol. 9, Issue 2, 2019 · pp. 14–16 Read article
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Design and Analysis of a Low Loss Polarization Maintaining Waveguide for Transmission of THz Waves
Abstract: AbstractThis paper presents the design of a novel porous core kagome lattice photonic crystal fiber (PCF) which acts as a low loss and polarization maintaining teraheartz (THz) waveguide. Using finite element method (FEM), properties of the proposed PCF are simulated in details including the effective material loss (EML), confinement loss, single mode propagation. Cyclic olefin copolymer, also known as TOPAS material have been chosen for the air micro structured inhibited …
Published in Trends in Opto-electro & Optical Communication · Vol. 6, Issue 3, 2016 · pp. 13–22 Read article
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Pathways of Periodontal Disease and Alveolar Bone Loss in Type II Diabetes
Abstract: or poorly-controlled type II diabetes often exhibits a high morbidity of periodontal pathology. Food impaction in defective restorations or open proximal contacts often leads to infection, carious lesions, periodontitis, alveolar bone loss and often tooth loss. An iatrogenic injury occurs when restorations are defective, fractures, or have open proximal contacts and are not planned to be repaired or replaced. In addition to having poor therapeutic outcomes, defective restorations or open …
Published in Research and Reviews: A Journal of Dentistry · Vol. 4, Issue 3, 2013 · pp. 28–35 Read article