electrical machine 2021




The Finite Element Contribution to Electrical Machine Design.(Dept. E)
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ABSTRACTlh1~ C IltU!!itS to CleCI lbe how: inite eJ. ellu! nt field aNilysis methods are being emFloyed in~ he design of electrical machines. It discusses results and experiences obtai~ ed frominite ep-me!:;: IIna. l) l~ is~\lPl. kat~ oo to electrical, achllies-iocThe research paper discusses dynamic process simulation of electrical machine system with frequency controlled induction motor and permanent magnet exciting synchronous generator under changeable electrical power as a load varying from no-load mode to rated

electrical machine lab 1
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Page 1. Swami Keshvanand Institute of Technology, Management and Gramothan, Department of Electrical Engineering DOEE/ MANUAL LAB /3EE4-22 Electrical Machines Lab.-1 Page 2. Swami Keshvanand Institute of Technology, Management and Gramothan, Department of

electrical machine I
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3. Design/development of solutions: Design solutions for complex engineering problems and design system components or processes that meet the specified needs with appropriate consideration for the public health and safety, and the cultural, societal, and environmental

; Kallaste, Ants; Vaimann, Toomas; Rassõlkin, Anton; Belahcen, Anouar Additive Manufacturing of Prototype Axial Flux Switched Reluctance Electrical Machine
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This paper presents a survey about implementing hairpin winding with an oil spray cooling system on the new generation of electrical vehicle (EV) motors as an option to produce high power density, high efficiency, costeffectiveness, lightweight, reliable EV motors. It provides Abstract An electrical machine was designed for an energy storage flywheel in a load-levelling system for a city bus To minimize the stator loss, the electrical machine (of which the geometry is shown in Fig. 2) was therefore de- signed to have a slotless stator

Electrical Drives Control via Discrete-Time Variable Structure Systems
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controller design. Generalized mathematical model of two-phase electrical machine and its adaptation to direct current (DC) and induction motor (IM) are given in this paper, employed in the cascade control structure. Also, the

Numerical Solution of Magnetostatic Field in and around Current Carrying windings of Electrical Machines.(Dept. E)
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1. IH!1!ODUCTI ON ~ ~e :lu~es in the end regions 0: electrical machine are generated by >Ii ndinos whose end-conn~cti ons are of compl e): shape, and thEse generate a three-dj~ensional flu~ Pdtt In th~ c~ Qf a h~lf pole pitch region in an electrical machine

Degradation and Diagnostics of Electrical Machines
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The life and age of an electrical machine is determined by the insulation system rather than the copper windings itself . Some properties of electrical insulators, including resistivity, dielectric strength and their applications are given in and

Journal of Applied Research in Electrical Engineering
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0.7 0.697 0.35 7.0662 12.101 3.463 0.7 0.698 0.35 6.3974 10.957 3.137 0.7 0.699 0.349 8.1064 13.913 3.988 Further analyses are done on this type of motor. The optimization objective function of the electrical machine is one of the most important parts of the design process

Hybrid Electrical Storage Solutions for Developing Reliable Transport Systems
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system guarantees a high reliability and reproducibility of the starting conditions for the ICE for a wide temperature domain, from 30°C to more than +50°C. For the simplicity of the system a contribution was brought by the DC mixed series/parallel excitation electrical machine

Two-Dimensional Hybrid Model for Magnetic Field Calculation in Electrical Machines: Exact Subdomain Technique and Magnetic Equivalent Circuit
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Consideration of magnetic materials in design models (eg the saturation effect), as well as accurate knowledge of the magnetic field, are key issues of electrical machine performance evaluation (Dubas and Espanet) Page 1. Accelerating the worlds research. Electrical Curriculum 20-21 Sem Aditi Karvekar Related papers CSE-SAR veda nanda Download a Pack of the best related papers  Page 2. Walchand College of Engineering, Sangli (Government Aided Autonomous Institute)

An integrated modular motor drive with shared cooling for axial flux motor drives
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Cooling for Axial Flux Motor Drives Abstract In this paper, a circumscribing polygon inte- grated modular motor drive topology with shared cool- ing for the power converter and the electrical machine is proposed, and benchmarked with the non-integrated ver- sionvolume. Tangential stress is strongly related to cooling method . Different types of electrical machine have different acceptable stress ranges for proper operation. The tangential stress can be solved as: φ σ cosˆˆ 2 1 BA ≈ (1)

Implementation of Digital Twins for electrical energy conversion systems in selected case studies
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Fig. 1) [1 12]. The development of simulation technology can be very easy to trace to an example of an electrical machine design. The 13]. For electrical machine design, the first code was published by Abetti in 1953 . However Architectural Res. 7 (2), 122 13 ISSN 2095 2635. https://doi. org/10.1016/j. foar. 2018.03. 004 4. Bramerdorfer, G., Tapia, JA, Pyrh nen, JJ, Cavagnino, A.: Modern electrical machine design optimization: techniques, trends, and best practices. IEEE Trans. Industr. Electron

Prediction of surface roughness with genetic programming
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hr, amuminovic@ riteh. hr Abstract: This paper represents the prediction of surface roughness after using an electrical machine . Using the given data set which is consisted of four parameters the depth of cut, feed rate, cutting speed, and surface roughness

Additive Manufacturing and Performance of E-Type Transformer. Energies 202 1 3278
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Abstract: Additive manufacturing of ferromagnetic materials for electrical machine applications is maturing. In this work, a full E-type transformer core is printed, characterized, and compared in terms of performance with a conventional Goss textured coreof Switched Reluctance Motor Using ANSYS Maxwell H. Vidhya and S. Allirani Abstract A device or a dynamo which is capable of undergoing electromechanical energy conversion is termed to be an Electrical Machine . It includes both AC machine and DC machine As mentioned, several problems are encountered when modeling the electromagnetic fields in electrical machine Airgap flux density When optimizing an electrical machine the fundamental airgap flux density amplitude is a crucial parameter. In radially magnetized sext s s

EXPERIMENTAL RESULTS ON THE RADIO REMOTE CONTROL AND REMOTE MONITORING OF THE ANTI-HAIL MISSILE LAUNCHPADS
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This experimental model can also be used for staff training during the active off-season. The proposed technical solution presents an example of how the electrical machine seen as an element of execution, is included in the concept of the Internet of Things. 1. INTRODUCTION

UNCERTAINTY QUANTIFICATION CORRELATION FINGERPRINTING TO CHARACTERIZE THE PERFORMANCE OF REDUCED ORDER MODELS
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The most commonly used approach was the Latin Hypercube Sampling (LHS) for this paper. The calculations were executed by an in-house computation tool modelling the drive system, the electrical machine and the drive

Evaluation of Linear Permanent Magnet Vernier Machine Topologies for Wave Energy Converters
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It is evident that 12000 number of meshes which were created on the surface of the electrical machine is the best step for analyses, because after that not only the results dont change considerably but also it is time-consuming

Permanent magnet synchronous machine using ferrite vs rare earth magnets-how do they compare
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12 2.7 Short-circuit current and demagnetisation . . 14 2.8 Losses in the electrical machine . . 16 3 Method of Analysis 18 18 3.2 Electrical machine sizing

Permanent Magnet Axial Length Optimization for Transverse Magnetic Flux Generator with Disk Rotor
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O Duniev, A Yehorov, A Masliennikov, M Stamann journal.ie.asm.md 3 related to the price of the electrical machine in general. Since the TFM has a very large number of the PMs on the rotor, each additional millimeter of their size will necessarily lead to an increase in the total price of the whole electrical machine

Influence of Powertrain Topology and Electric Machine Design on Efficiency of Battery Electric Trucks A Simulative Case-Study. Energies 202 1 328
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However, for a precise topology description, a further differentiation must be made regarding the mounting of the electrical machine . If the machine is mounted on the vehicle chassis, and thus part of the sprung mass, we refer to the topology as (dual) cen- tral

Eliminating rare earth permanent magnets on low‐speed high‐torque machines: A performance and cost comparison of synchronous reluctance machines
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Email: gartetxe@ceit.es Funding information Lancor 2000, S.Coop Abstract In the last few years, the reduction of the dependency on rare‐earth magnets has been one of the main concerns for electrical machine manufacturers

Minimum Set of Rotor Parameters for Synchronous Reluctance Machine and Improved Optimization Convergence Via Forced Rotor Barrier Feasibility†
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Usually they require feasible starting point which can be a problematic task in complex problems (Quasi Newton method [18]). Stochastic methods are heavily used in electrical machine optimization (Pow- Page 4. Energies 202 1 2744 3 of 16

Modulated Gabor filter based deep convolutional network for electrical motor bearing fault classification and diagnosis
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Thus, it is a crucial task to detect the failure of industrial motors and thereby prevent wasting the huge amount of money and time, which should be devoted to repairing and maintenance of this type of electrical machine [ 2]. Based on the official report , about 30 40% of

Dynamic modeling of induction motors in developing tool for automotive applications.
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For example, using HIL makes it possible to test a motor control unit without connecting to it a real electronic power converter or even an electrical machine . Hence, the main advantages of this simulation approach are evidentas illustrated in Fig. 11. A weakened PM Field and a lower voltage requirement are achieved for high-speed operation thereby extending the maximum operable speed of the electrical machine . Once the speed transitions from

High Performance Cooling of Traction Brushless Machines
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design. Particular attention is given to the traction electrical machine with focus on the cooling solution, thermal modelling and testing motors. Index Terms: Cooling, energy efficiency, electrical machine design, permanent v Page 6

AN INVESTIGATION OF TESTING AND MONITORING MECHANISMS FOR STATOR INSULATION SYSTEM
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Received: 14 Revised and Accepted: 25 April ABSTRACT: A cessation or a collapse in the electrical insulation system evoke adverse appalling failure of the electrical machine and bring forth a great deal of process downtime losses

A Review on Conditional Monitoring of Traction Motors Fault Diagnosis
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Electric machines in vehicles has less noise, high performance and no pollution but in the same case we have different flaws in electrical machine He aforementioned that to drive an electrical machine by torsional oscillations and mechanical elements as bearing and case

Comparative study of advanced techniques for the diagnosis of induction motors
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1 no. pp. 994-102 2019. M. Sahraoui, SE Zouzou, A. Ghoggal, S. Guedidi, A new method to detect inter-turn short- circuit in induction motors,19nd ed., International conference on Electrical Machine (ICEM,2010Rome, Italy), IEEE, pp. 1- 2010. SE Zouzou

Sub-Sahara African Academic Research Publications
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of EE, IIEST, Shibpur towards this work. REFERENCES Venkataratnam K., Special Electrical MachineUniversity Press. Page 7 Motors, Clarendon Press, Oxford. OKelly D. and Simmons S., Generalized Electrical Machine Theory , McGRAW HILL, 1968

Extracting spatially global and local attentive features for rolling bearing fault diagnosis in electrical machines using attention stream networks
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The results include high load torque, temperature rise, and rapid wear and fatigue in continuous operation [38]. It is thus evident from the above that a reliable and very precise fault diagnosis method is of critical importance to avoid electrical machine damagesA. Generator Short Circuit Current and Torque In an electrical machine during short circuit, current mostly flows through the leakage reactance 276-278. AK Sawhney, A course in Electrical Machine Design, 5th edition, Dhanpat Rai and Co