Dynamic powering of in-motion electric vehicles (EVs) using inductive power transfer (IPT) can potentially solve many the problems currently faced by EVs: in particular range, cost, and charging rate. However, there is limited research focused on suitable IPT primary supply-side infrastructure for such roadway systems, most proposed systems so far have limitations that affect their usefulness and/or suitability. This paper presents a new system double-coupled largely resolve these...

In this study, a new optimal allocation and sizing have been proposed for an Electric Vehicle Charging Station (EVCS) on Distribution System in Allahabad, India. The main idea is to optimize the EVCS configuration by considering Voltage Profile Improvement Index (VPII), Reactive Power Loss Reduction (QLRI), Real (PLRI), preliminary development cost get minimum value of installation provide higher quality parameters power grid. For solving studied nonlinear mixed-integer optimization problem,...

This paper introduces a novel interior permanent magnet synchronous machine (IPMSM) using parallel configuration of hybrid rare-earth and ferrite magnets (HPMs) V-shape arrangement spokes. Aiming at the same torque with lower volume PMs (REPMs) than double IPMSM for EV application, proposed HPM V-spoke is designed optimized by genetic algorithm. In addition, electromagnetic performance, mechanical strength high speed demagnetization withstand capability are analyzed finite element analyses...

This paper proposes an analytical method, based on the generalized image theory, for accurate prediction of 3-D eddy current distributions in rotor magnets permanent magnet (PM) machines and resultant loss. The framework is established a rectangular coordinate system, boundary conditions that govern flows surfaces are represented by equivalent sources homogenous space extending into infinity. By introducing vector potential, derived analytically employing method variable separation, total...

This paper presents a novel analytical technique for predicting three-dimensional (3-D) magnet eddy current losses accounting the slotting effect of any pole-slot combinations surface mounted permanent machine under conditions load. The is incorporated from subdomain model and 3-D boundary are imposed with vector potential to represent currents circulating in magnets. proposed polar coordinate system demonstrated on fractional slot rare-earth by analyzing its as functions axial...

Permanent magnet (PM) machines employing rare-earth magnets are receiving increasing interest in electrical vehicle (EV) traction applications. However, a significant drawback of PM machine-based EV tractions is the extremely high cost and volatile supply materials, especially for dysprosium (Dy), whose price almost 6 times higher than neodymium. This paper describes new Dy grain boundary-diffusion process sintered Nd <sub xmlns:mml="http://www.w3.org/1998/Math/MathML"...

This paper proposes a computationally efficient method for accurate prediction of 3-D high-frequency eddy current loss in the rotor magnets surface mounted permanent magnet machines, employing imaging method. 2-D finite element analysis (FEA) is used to generate information on radial and tangential magnetic field variations (eddy sources) within magnet. The diffusion sources along axial plane computed analytically incorporated establish source modified validated with results from...

Hydraulic integrated interconnected regenerative suspension (HIIRS) is a novel system that can simultaneously harvest the vibration energy in and enhance vehicle dynamics. The parameter sensitivity of HIIRS analyzed significant parameters are optimized this paper. Specifically, half-vehicle model with established. Based on model, hydraulic three objectives, ride comfort, road holding, average harvesting power. considered study more abundant than those previous related studies, including...

This paper discusses a three-part generation offer strategy that enables generators to put in unbundled variable operating costs and fixed start-up/no-load costs. We then propose methods based on cost sharing axioms allocate among electricity consumers/load/retailers take into account equity rationality considerations. focus the single period allocation first. apply three well-known game theoretic axioms: core, nucleolus, Shapley value. discuss relative merits demerits of each criterion also...

Mullite ceramic, as one of high performance thermal storage ceramics for solar power generation systems, was in situ fabricated via semidry pressing and pressureless sintering the air. Andalusite (57–68 wt-%) calcined bauxite (24–29 were used raw materials, with kaolin a tiny boric acid being added to promote densification improve mechanical properties. The best physical properties shock resistance obtained on an optimum A3 sample sintered at 1600°C 3 h, i.e. bending strength 120·44 MPa 30...

This paper proposes a computationally efficient method based on imaging technique, for accurate prediction of 3-D eddy current loss in the rotor magnets interior permanent magnet (IPM) machines. The 2-D time-stepped finite-element analysis (FEA) is employed to generate radial and tangential magnetic field information within application technique. validated with FEA an 8 pole, 18 slot IPM machine evaluating its resistance limited increase axial segmentation. Magnet considering reaction at...

Soft error is becoming one of the major reliability concerns with continuously shrinking transistor size. Low level transient events may result in multiple correlated bit flips at high level. Considering this correlation effect essential for accurate rate estimation and efficient mitigation. This paper proposes a novel framework to address issue logic Based on concept propagation function, graph transformation techniques are utilized convert probability problem into computation signal...

This paper presents the experimental validation of three-dimensional (3-D) Fourier method employed for predicting magnet eddy current loss in surface-mounted permanent (SPM) machines. The is measured a 12-slot 14-pole SPM machine from tests when operated with inverter under locked rotor conditions by repeating two rotors, one magnets and without. associated each significant harmonic captured armature currents predicted separately employing developed total evaluated applying principle...

This paper describes a computationally efficient optimization technique for permanent magnet machines in electric vehicle (EV) traction applications. It addresses multi-physics machine designs against driving cycles, including inverter-machine system energy efficiency, thermal behaviors and mechanical stress rotor lamination. To drastically reduce computation time of repeated finite element analysis (FE) the non-linear electromagnetic field especially interior (IPM), set analytical models...

This paper describes a computationally efficient model for predicting transient and steady-state behaviours of permanent magnet alternator (PMA) connected to an asymmetric PWM rectifier load in aerospace applications under healthy fault conditions. The is validated by finite element circuit coupled co-simulation. developed used predict the PMA performance conditions identify signatures that can be exploited development detection techniques. electric thermal hotspot temperature winding worst...

Low carbon is a key driver for the future development of power systems. This paper proposes carbon-energy synergetic approach economic dispatch in energy Firstly, by integrating multi-energy conversion models and emission flow theories, coupled interactive mechanism model constructed. Building upon this foundation, an optimization comprehensive systems introduced, leveraging synergistic value energy. method supports systems, considering both security requirements while reducing emissions....

This study proposes a computationally efficient analytical method, for accurate prediction of three‐dimensional (3D) eddy current loss in the rotor magnets surface mounted permanent magnet (SPM) machines considering slotting effect. Subdomain model incorporating stator tooth tips is employed to generate information on radial and tangential time‐derivatives 2D magnetic field (eddy sources) within magnet. The distribution sources 3D established by applying boundary conditions Coulomb gauge...

This paper studies the speed control strategy of a switched reluctance motor based on angle-position (APC). The has three parameters: turn-on angle, turn-off angle and voltage PWM duty cycle. function parameters designs algorithms parameters, respectively, which can reduce coupling degree, simplify process, realize optimal motor. By studying nonlinear characteristics motor, current waveform in effective working range inductor is obtained, then designed to ideal winding waveform. According...

Large-scale integration of electric vehicles (EVs) into the city system for charging will affect operation both traffic and distribution networks. An vehicle navigation cluster dispatch model is proposed improving overall efficiency EVs on transportation network increasing voltage level network. First, a simplified road established, cell transmission (CTM) used to simulate real The takes account EVs, discharging other vehicles, congestion considered. Then, coupled traffic–power built orderly...