This article presents an adaptive notch filter (ANF) based efficient control algorithm for multifunctional grid connected solar photovoltaic (PV) powered electric vehicle (EV) charger to power the EV batteries and simultaneously improve quality. Furthermore, a multilevel topology is adopted grid-facing converter output voltage The ANF accurately estimates fundamental current generating pure sin...

Battery charging and State-Of-Charge management is one of the main relevant issues for developing mobile autonomous robots. This paper presents a complete development of an battery charger for an autonomous mobile robot and a discussion of SOC estimation models. Initially a charger prototype, based on a HalfBridge DC-DC converter, was developed and tested. Furthermore, the MATLAB SimPowerSystem...

With an ongoing trend in mobile phone charger standardization, the next step to make the charging process even more user-friendly is to eliminate the physical cable connection between the charger and the mobile phone. To achieve a wireless charging of a mobile phone, a wireless power transfer system must be designed. One such system is presented in this paper. Theory of the wireless power trans...

The supply of electric vehicles (EVs), charging infrastructure, and the demand for chargers are rapidly increasing owing to global low-carbon eco-friendly policies. As maintenance infrastructure varies depending on manufacturer, fault detection cannot be conducted promptly. Consequently, user inconvenience increases becomes an obstacle EV distribution. Recognizing charger failure after occurren...

Abstract: In this paper, a reflex charger with zero-voltage-switching (ZVS) and non-dissipative cells for photovoltaic (PV) energy conversion is presented. The proposed reflex charger has the following advantages: (1) A ZVS cell is incorporated to reduce the switching losses of the main and auxiliary switches. Therefore, the conversion efficiency of the proposed reflex charger can be improved s...

This paper presents a modified power factor correction (PFC) ON/OFF control and three-dimensional (3D) printed circuit board (PCB) design for high-efficiency high-power density onboard charger (OBC). By alternately operating one of two boost modules the PFC stage at 50% or less load condition, proposed can reduce load-independent loss stage, such as core capacitor charging switches. It enables ...

The recent and massive investments in Electric Vehicles (EVs) reveal a change of paradigm in the transports sector and the proliferation of EVs will contribute to an effective reduction in the emissions of greenhouse gases. Nevertheless, for the electrical power grids EVs will be extra loads, which will require the demand energy to charge their batteries. With the advent of the Smart Grids, bes...

This paper develops a trace and prediction model for the energy load imposed by electric vehicle charging in Jeju City, based on artificial neural networks as well as the massive amount of charger monitoring streams collected for about 1 year. The monitoring system generates a data archive, in which a single report essentially embraces charger ID, timestamp, and battery level reading. Our data ...

With a development of Hybrid Electric Vehicle(HEV), A photovoltaic(PV) generation system is used for charging batteries in many cases. A dc/dc converter using PV power for a battery charger requires a high efficiency. In this paper, A ZVS boost converter using the renewable energies for HEV charger is proposed. Through the theoretical analysis and experimental result, operation modes and charac...