Electric vehicle (EV) charging stations will play an important role in the smart city. Uncoordinated and statistical EV loads would further stress distribution system. Photovoltaic (PV) systems, which can reduce this stress, also show variation due to weather conditions. In paper, a hybrid optimization algorithm for energy storage management is proposed, shifts its mode of operation between deterministic rule-based approaches depending on electricity price band allocation. The cost...

Widespread adoption of electric vehicles (EVs) would significantly increase the overall electrical load demand in power distribution networks. Hence, there is a need for comprehensive planning charging infrastructure order to prevent failures or scenarios where considerable demand-supply mismatch. Accurately predicting realistic EVs an essential part planning. Charging influenced by several factors, such as driver behavior, location stations, electricity pricing, etc. In implement optimal...

A new zero-voltage switching full-bridge dc-dc converter for battery charging is proposed in this paper. The isolated used the conversion stage of electric vehicle charger. primary switches turn-on at zero voltage over battery-charging range with help passive auxiliary circuit. diode clamping circuit on side minimizes severity spikes across secondary rectifier diodes, which are commonly present conventional converters. main controlled an asymmetrical pulse-width modulation (APWM) technique...

An aggregated number of electric vehicles (EVs) provides a platform for smart energy storage (SES) in buildings which can be used during periods maximum demand or high electricity price as well leveling the intermittent outputs renewable sources (RESs). However, vehicle to grid (V2G) capacity varies over time based on availability EVs and their individual state charge (SOC). Hence real-time V2G estimation is important utilizing SES efficiently. In this paper, an algorithm half-hourly using...

New telecommunication towers are installed in remote/rural areas to facilitate the increasing connectivity worldwide. With concerns over environmental issues, such be environmentally friendly. Conventionally, diesel generator supply power areas, which leads carbon emission. Also, operation of entails considerable operating cost (fuel and maintenance costs). Thus, a wind-photovoltaic (PV) based DC microgrid is proposed for supplying ensuring reliable, economical, green supply. Therefore,...

Conventionally, base stations of off-grid telecommunication (telecom) towers are powered by diesel generator, which results in high operating cost and carbon emission. Hence, the photovoltaic (PV) wind battery based hybrid renewable energy system (HRES) is proposed for telecom rural areas. However, owing to capital intermittent nature resources, optimal sizing HRES inevitable have economical reliable power supply. An index named excess generation (EEG) developed reduce surplus energy, cannot...

Grid-connected photovoltaic (PV) systems impose challenges like voltage fluctuations, low system inertia, and power quality issues. The need to tackle these led the introduction of flexible point tracking (FPPT), where PV output is controlled by an energy management system, rather than solely operating on maximum point. requirement fast transient response implies that algorithms such as one proposed in this article are desirable. algorithm uses secant method achieve significantly improved...

Coordinated charging is the superior method for integrating electric vehicles (EVs) smoothly and efficiently into existing power system. EV can be further classified two types, namely time coordinated (TCC) (PCC). Scheduling of vital component in both types methods. Generally, priority criteria such as battery state charge (SOC) slack are used scheduling charging. In this paper, impact different on chargeability EVs fairness studied The overall performance methods employing various...

The integration of solar photovoltaic (PV) systems into the distribution network creates various stability and reliability issues associated with intermittency PV power generation. Energy storage is a vital component required for overcoming PV. This study presents priority‐based demand response management (DRM) loads large time constants to create virtual energy storage. thus created can be used partial levelling intermittent output from PVs. proposed DRM algorithm involves controlling such...

The optimal configuration of energy sources in a nanogrid is important due to intermittency renewable and variability load. An oversized gives the maximum power supply availability However, this would result higher cost electricity excess generation. Since, dc nanogrids are seldom connected central grid, surplus cannot be sold back. On other end, economical leads undersized system, i.e., insufficient generation meet load demand. Hence, general, multiobjective Grey-Wolf optimization-based...

A building energy management system (BEMS), which forms an integral part of a smart grid, enables operators to monitor, manage, and control the utilized in their buildings, thus reducing demand consumption energy. Building are responsible for day-to-day maintenance operation buildings' heating, cooling, mechanical, electrical systems. This paper proposes intelligent preemptive response (DRM) using BEMS ensure contracted capacity or limit (CC/DL) is not exceeded at same time reduce buildings....

Large-scale penetration of electric vehicles (EVs) would significantly increase the load requirements buildings in highly urbanized cities. EVs exhibit higher degree charging flexibility when compared to other interruptible loads buildings. Hence, can be assigned lower priority and interrupted before interrupting any loads. Any temporary interruption will have minimum impact on EV owner's satisfaction/comfort. However, it should ensured that could charged required state charge (SOC) by time...

Prolific integration of renewable energy sources (RESs) such as solar photovoltaic systems into the distribution network will result in various issues associated with their intermittent nature. Energy storage is a vital component for overcoming nature RES. Though stationary battery are used applications, smart (SES) also becoming popular owing to advantages and advent grid systems. SES can be achieved by aggregating electric vehicles (EVs) or using demand response management loads large time...

This study presents a loss-of-life (LoL) analysis for electric vehicle (EV) batteries, when they are being used as smart energy storage (SES) systems in typical solar photovoltaic (PV) system installed building environment. EVs can be considered ideal PV commercial/office buildings. is attributable to the fact that idle time-period of during daytime, and which requires intersect perfectly. However, it demonstrated using SES buildings would not have significant impact on battery lifetime...

Electric power supply is crucial for the effective operation of many sectors such as manufacturing, health care, etc. Further, electrification transportation network including metro-rail systems and personal electric vehicles necessitates capacity expansion distribution system (PDS). Capacity in PDSs seeing a clear paradigm shift from component upgrades to incorporation distributed energy resources. Though renewable sources are attractive sustainability aspect, conventional generators also...

The number of Stationary Battery Systems (SBS) connected to various power distribution networks across the world has increased drastically. increase in integration renewable energy sources is one major contributors SBS. SBS are also used other applications such as peak load management, load-shifting, voltage regulation and quality improvement. Accurately modeling charging/discharging characteristics at instances (charging/discharging profile) vital for many applications. Capacity loss due...

A new zero voltage switching (ZVS) full-bridge DC-DC converter for traction battery charging is proposed in this paper. The isolated a part of AC-DC an electric vehicle charger. main active switches the turn-on at over full-load range with help passive auxiliary circuit. diode clamping circuit on primary side eliminates spikes secondary rectifier diodes which are commonly present conventional converters. controlled asymmetrical pulse width modulation (APWM) technique resulting higher...

Integration of electric vehicles (EVs) into existing power system can be carried out smoothly and efficiently using coordinated/smart charging. Time based coordination are the two strategies available for coordinated charging methods. Both operate EV chargers at different operating hence overall all efficiency differ from one another. In this paper, evaluation methods is both strategies. The energy types evaluated a typical charged in high-rise residential buildings.