Security optimization method of high-power charging pile inter …
Using 6LoWPAN technology to optimize the wireless communication network architecture of charging piles to reduce the probability of communication network paralysis; …
Using 6LoWPAN technology to optimize the wireless communication network architecture of charging piles to reduce the probability of communication network paralysis; …
Because of the popularity of electric vehicles, large-scale charging piles are connected to the distribution network, so it is necessary to build an online platform for monitoring charging pile operation safety. In this paper, an online platform for monitoring charging pile operation safety was constructed from three aspects: hardware, database, and software …
Security optimization method of high-power charging pile inter-group communication network under trusted taboo particle swarm optimization
Such heavy communication tasks need a high-speed communication network. 4G or 5G communication and optical fiber communication are good choices of the EV charging network. Since nowadays 4G or 5G smart mobile phones and optical fiber network have been widely used in many countries, the proposed communication scheme can be easily implemented.
Southeast University Nanjing, Jiangsu 210000, P.R. China * Corresponding author: zhaochenpie7@163 Received: 14 September 2022 Accepted: 25 March 2023 Abstract. In order to ensure the normal operation of the communication network in the event of a small number of charging pile failures, it is necessary to establish a stable communication …
The trusted taboo particle swarm optimization algorithm optimizes the security of the communication network between high-power charging piles to ensure the security of the …
This paper introduces a DC charging pile for new energy electric vehicles. The DC charging pile can expand the charging power through multiple modular charging units in parallel to improve the charging speed. Each charging unit includes Vienna rectier, DC transformer, and DC converter. The feasibility of the DC charging pile and the eectiveness of
Abstract: A method to optimize the configuration of charging piles(CS) and energy storage(ES) with the most economical coordination is proposed. It adopts a two-layer and multi-scenario …
Based on this, this paper proposes a security optimization method for high-power inter pile communication networks under trusted tabu particle swarm optimization. …
To address this problem, we give solutions using two-stage optimization and multi-objective optimization. An algorithm is given for the proposed strategies, conducive to …
The charging station combines photovoltaic power generation, V2G charging pile and centralized energy storage. The 28 charging bays of the charging station are all equipped with DC terminals, which basically have charging and discharging functions for EVs. The system is equipped with a total energy storage capacity of 1000 kWh.
In order to ensure the normal operation of the communication network in the event of a small number of charging pile failures, it is necessary to establish a stable communication network between ...
A wind farm energy storage capacity optimization allocation scheme considering the battery operation state was proposed in which constructed a multi-objective optimization model for energy storage capacity allocation. However, these studies mainly focus on capacity allocation and cost optimization of energy storage systems in microgrids, with ...
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Table 1 Charging-pile energy-storage system equipment parameters Component name Device parameters Photovoltaic module (kW) 707.84 DC charging pile power (kW) 640 AC charging pile power (kW) 144 Lithium battery energy storage (kW·h) 6000 Energy conversion system PCS capacity (kW) 800 The system is connected to the user side through the ...
Electric vehicles (EVs) and charging piles have been growing rapidly in China in the last five years. Private charging piles are widely adopted in major cities and have partly changed the charging behaviors of EV users. Based on the charging data of EVs in Hefei, China, this study aims to assess the impacts of increasing private charging piles and smart charging …
As communications technology is ubiquitous, and energy savings are ever more crucial in communications and data storage infrastructures, it is timely to revisit the technologies used for energy ...
Moreover, a coupled PV-energy storage-charging station (PV-ES-CS) is a key development target for energy in the future that can effectively combine the advantages of photovoltaic, energy storage ...
To investigates the interactive mechanism when concerning vehicle to grid (V2G) and energy storage charging pile in the system, a collaborative optimization model …
the Charging Pile Energy Storage System as a Case Study Lan Liu1(&), Molin Huo1,2, Lei Guo1,2, Zhe Zhang1,2, and Yanbo Liu3 1 State Grid (Suzhou) City and ... 2 State Grid Energy Research Institute Co., Ltd., Beijing 102209, China 3 Shanghai Nengjiao Network Technology Co., Ltd., Shanghai 200092, China Abstract. As the energy crisis worsens ...
2. Considering the optimization strategy for charging and discharging of energy storage charging piles in a residential community. In the charging and discharging process of the charging piles in the community, due to the inability to precisely control the charging time periods for users and charging piles, this paper divides a day into 48 time slots, with the control system …
The MHIHHO algorithm optimizes the charging pile''s discharge power and discharge time, as well as the energy storage''s charging and discharging rates and times, to …
Electric vehicles (EVs) play a major role in the energy system because they are clean and environmentally friendly and can use excess electricity from renewable sources. In order to meet the growing charging demand for EVs and overcome its negative impact on the power grid, new EV charging stations integrating photovoltaic (PV) and energy storage …
Increasing studies have shown that DC distributi on will contribute substantially to future photovoltaic-energy st orage charging station (PV-ES CS) owing to the high efficiency and play an important role in distribution networks. It is neces sary to comprehensively compare low voltage DC (LVDC) with AC (LVAC) distribution networks for planning and design of PV-ES CS. This …
The experimental results show that after the optimization of the proposed method, the stability and invulnerability of the communication network between the charging pile groups have been effectively improved, and the method has a high convergence speed. In order to ensure the normal operation of the communication network in the event of a small number …
With the increasing adoption of electric vehicles (EVs), optimizing charging operations has become imperative to ensure efficient and sustainable mobility. This study proposes an optimization ...
Energy Storage Charging Pile Management Based on Internet of Things Technology for Electric Vehicles Zhaiyan Li 1, Xuliang Wu 1, Shen Zhang 1, Long Min 1, Yan Feng 2,3, *, Zhouming Hang 3 and ...
Under net-zero objectives, the development of electric vehicle (EV) charging infrastructure on a densely populated island can be achieved by repurposing existing facilities, such as rooftops of wholesale stores and parking areas, into charging stations to accelerate transport electrification. For facility owners, this transformation could enable the showcasing of …
Integrated Photovoltaic Charging and Energy Storage Systems: Mechanism, Optimization, and Future. Ronghao ... devices and redox batteries and are considered as alternative candidates for large-scale solar energy capture, conversion, and storage. In this review, a systematic summary from three aspects, including: dye sensitizers, PEC properties ...
Study on Site Selection and Network Optimization of Charging Pile of New Energy Logistics Vehicle E3S Web of Conferences 352, 02020 (2022) ... MATEC Web of Conferences 175, 04033 (2018) Security optimization method of high-power charging pile inter-group communication network under trusted taboo particle swarm optimization RAIRO-Oper. …
Through the scheme of wind power solar energy storage charging pile and carbon offset means, the zero-carbon process of the service area can be quickly promoted. Among them, the use of wind power photovoltaic energy storage charging pile scheme has realized the low carbon power supply of the whole service area and ensured the use of 50% …
The simulation results demonstrate that our proposed optimization scheduling strategy for energy storage Charging piles significantly reduces the peak-to-valley ratio of …
Download scientific diagram | Communication flow chart. from publication: Security optimization method of high-power charging pile inter-group communication network under trusted taboo particle ...
Electric buses have become an ideal alternative to diesel buses due to their economic and environmental benefits. Based on the optimization problem of electric bus charging station with energy storage system, this paper establishes a daily operation model of charging station to minimize the charging and discharging cost and the battery loss cost. Then, the day ahead …
Download scientific diagram | Communication flow chart. from publication: Security optimization method of high-power charging pile inter-group communication network under trusted taboo particle ...
In order to ensure the normal operation of the communication network in the event of a small number of charging pile failures, it is necessary to establish a stable communication network between ...
The charging power demands of the fast-charging station are uncertain due to arrival time of the electric bus and returned state of charge of the onboard energy storage system can be affected by ...
With the gradual popularization of electric vehicles, users have a higher demand for fast charging. Taking Tongzhou District of Beijing and several cities in Jiangsu Province as examples, the charging demand of electric vehicles is studied. Based on this, combining energy storage technology with charging piles, the method of increasing the power scale of charging piles is …
Battery energy storage technology is a way of energy storage and release through electrochemical reactions, and is widely used in personal electronic devices to large-scale power storage 69.Lead ...
The simulation results of this paper show that: (1) Enough output power can be provided to meet the design and use requirements of the energy-storage charging pile; (2) the control guidance ...
In this paper, three battery energy storage system (BESS) integration methods—the AC bus, each charging pile, or DC bus—are considered for the suppression of the distribution capacity demand ...
Meanwhile, with the promotion and application of distributed PV and BES at the user side [22, 23], a multifunctional system with EV charging pile as the core equipment, supplemented by distributed photovoltaic power generation and energy storage together becomes a new form of EV charging station construction and operation, therefore, this paper ...
A method to optimize the configuration of charging piles(CS) and energy storage(ES) with the most economical coordination is proposed. It adopts a two-layer and multi-scenario optimization configuration method. The upper layer considers the configuration of charging piles and energy storage. In the system coupled with the road network, the upper layer considers to improve the …
In that case, the energy storage system and the power grid can provide power to the charging pile . ... 4.2 Fully Consider the Energy Management Optimization Strategy of Energy Storage SOC. ... and is immediately used to provide power to the charging pile. For energy storage systems, in order to ensure that they have the ability to coordinate ...
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