Can mobile energy storage systems improve distribution system resilience?
The results demonstrate the effectiveness of MESS mobility to enhance distribution system resilience due to the coordination of mobile and stationary resources. Mobile energy storage systems (MESSs) provide promising solutions to enhance distribution system resilience in terms of mobility and flexibility.
What is a mobile energy storage system?
A mobile energy storage system is composed of a mobile vehicle, battery system and power conversion system . Relying on its spatial–temporal flexibility, it can be moved to different charging stations to exchange energy with the power system.
What is the optimal scheduling model of mobile energy storage systems?
The optimal scheduling model of mobile energy storage systems is established. Mobile energy storage systems work coordination with other resources. Regulation and control methods of resources generate a bilevel optimization model. Resilience of distribution network is enhanced through bilevel optimization.
Can electrochemical energy storage improve resilience of radial distribution systems?
The proposed model and algorithm are tested on a 15-bus radial distribution test system. Electrochemical energy storage (ES) units (e.g., batteries) have been field-validated as an efficient back-up resource that enhances resilience of distribution systems.
How do different resource types affect mobile energy storage systems?
When different resource types are applied, the routing and scheduling of mobile energy storage systems change. (2) The scheduling strategies of various flexible resources and repair teams can reduce the voltage offset of power supply buses under to minimize load curtailment of the power distribution system.
Do mobile energy storage systems have a bilevel optimization model?
Therefore, mobile energy storage systems with adequate spatial–temporal flexibility are added, and work in coordination with resources in an active distribution network and repair teams to establish a bilevel optimization model.
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Resilience maximization through mobile battery storage and …
This paper demonstrated the impacts of mobile battery-diesel DG in the integrated electric-heating distribution network for resilience improvement, power quality enhancement, load shedding reduction and operational cost decrease. The IEEE 33-bus electric distribution system and the 7-bus heating system were considered as case study.
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On this basis, a two-stage PDN restoration scheme is proposed that utilizes three emergency resources, including EVs, mobile energy storage systems (MESSs), and …
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The escalating frequency and severity of unforeseeable events present significant hurdles to the security and dependability of power grids. Consequently, this paper delves into an investigation and puts forth an …
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Existing energy storage systems (ESSs) are mostly deployed at locations that generate the maximum economic benefits of active distribution networks (ADNs). However, mobile energy storage systems (MESSs) hold significant potential in improving the active response capability of ADNs following disruptions due to their flexibility, controllability, and …
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In this article, a novel resilience improvement approach is proposed, the multi-stage restoration process is taken into account to enhance the resilience of DS, and the active …
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For large-scale power outages, the support mode of pre-disaster, post-disaster and power grid reconstruction is constructed, the rapid support response scheme of mobile energy storage in …
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Considering the perturbations of extreme events on integrated transportation-power energy systems (ITPES), this paper proposes a planning of Mobile Energy Storage …
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To address the unavailability of the communication system and improve the collaborative restoration of transmission and distribution systems, this paper proposes a multi-period distributionally robust resilience enhancement model (MPDRRM) for the transmission and distribution coordinated system, and a large quantity of mobile energy storage and ...
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In scenarios in which the bus connected to EH is isolated, EH supplies the power system demand located at that bus and thereby improves system resilience; on the other hand, in other scenarios, EH typically behaves as an electricity consumer of power system. According to the results, mobile energy storage causes a 2.4% improvement in ELNS.
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Aiming at the problem that distribution network fault recovery lasts for a long time without taking into consideration time-dependent photovoltaic and load powers, based on time variation, this ...
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Abstract: Mobile energy storage systems (MESSs) provide promising solutions to enhance distribution system resilience in terms of mobility and flexibility. This paper proposes …
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This paper proposes a scheme that utilizes microgrids and is based on demand response to enhance the resilience of distribution networks. ... Electrical energy storage systems have been used as the transient power ... the proposed two-stage recovery strategy demonstrates a substantial improvement over traditional strategies that do not consider ...
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Simultaneous load leveling and voltage profile improvement in distribution networks by optimal battery storage planning ... and mobile energy storage systems are detailed in their role in enhancing power systems against disruptions. ... Robust expansion planning and hardening strategy of meshed multi-energy distribution networks for resilience ...
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Optimal stochastic scheduling of plug-in electric vehicles as mobile energy storage systems for resilience enhancement of multi-agent multi-energy networked microgrids. ... Resilience assessment and improvement of distribution networks against extreme weather events. International Journal of Electrical Power & Energy Systems, Volume 125, 2021 ...
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Current mobile energy storage resource (MESR) based power distribution network (PDN) restoration schemes often overlook the interdependencies among PTINs, thus hindering …
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Keywords: mobile energy storage, distribution grid, prospect model, scenario uncertainty, adaptive decision-making, grid resilience. Citation: Fu D, Li B, Yin L, Sun X and Cui H (2024) Research on optimal configuration of mobile energy storage in distribution networks considering various energy utilization efficiencies. Front.
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Literature [4] proposed a mixed integer programming model to solve the problems of mobile energy storage dispatching and distribution system operation at different time scales, road and grid ...
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When performing the resilience enhancement for distribution networks, there are two obstacles to reliably model the uncertain contingencies: 1) decision-dependent uncertainty (DDU) due to various line hardening decisions, and 2) distributional ambiguity due to limited outage information during extreme weather events (EWEs). To address these two challenges, this paper develops …
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The integration of renewable energy sources into smart distribution grids poses substantial challenges in maintaining grid stability, efficiency, and reliability due to their inherent variability ...
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For instance, a mobile energy storage system (MESS) can serve as an energy storage on a truck, supplying power to the affected areas of the network. Once its stored energy is depleted, it can move to a healthy part of the system, recharge its energy storage, and then return to the isolated area to continue supplying power.
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The dispatch of mobile energy storage systems and repair crews are affected by the locations of emergency stations in the first stage. The route of mobile energy storage systems and repair crews on transportation network can be obtained from the results in the second stage.
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Three prominent preventive measures include distribution line hardening [8], equipment upgrade [9] Distributed Generator (DG) and energy storage installation [10], and proactive actions such as positioning mobile units [11] and crew teams in advance, as well as implementing distribution feeder reconfiguration to address future events [12].
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Microgrid-integrated distribution networks (MIDNs) represent an innovative power system architecture that, through the interconnected exchange of energy, has shown considerable promise in safeguarding the electricity supply to critical loads amidst extreme events [3].The microgrid is capable of flexibly switching between grid-connected and islanded operating modes.
Learn More →Mobile Energy Storage System Scheduling Strategy for …
The distribution system is easily affected by extreme weather, leading to an increase in the probability of critical equipment failures and economic losses. Actively scheduling various resources to provide emergency power support can effectively reduce power outage losses caused by extreme weather. This paper proposes a mobile energy storage system …
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Distributed energy resources, especially mobile energy storage systems (MESS), play a crucial role in enhancing the resilience of electrical distribution networks. However, research is lacking on pre-positioning of MESS to enhance resilience, efficiency and electrical resource utilization in post-disaster operations.
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Enhancing distribution system resilience with mobile energy storage and microgrids. IEEE Trans. Smart Grid, 10 (5) (2018), pp. 4996-5006. View in Scopus Google Scholar ... Simultaneous load leveling and voltage profile improvement in distribution networks by optimal battery storage planning. Energy, 181 (2019), pp. 916-926. View PDF View ...
Learn More →Mobile energy storage systems with spatial–temporal …
Resilience of distribution network is enhanced through bilevel optimization. Optimized solutions can reduce load loss and voltage offset of distribution network. In recent …
Learn More →Mobile energy storage systems with spatial–temporal …
During emergencies via a shift in the produced energy, mobile energy storage systems (MESSs) can store excess energy on an island, and then use it in another location without sufficient energy supply and at another time [13], which provides high flexibility for distribution system operators to make disaster recovery decisions [14].
Learn More →Enhancing Distribution System Resilience With Mobile Energy Storage …
Electrochemical energy storage (ES) units (e.g., batteries) have been field-validated as an efficient back-up resource that enhances resilience of distribution systems. However, using these units for resilience is insufficient to justify their installation economically and, therefore, these units are often installed in locations where they yield the greatest economic …
Learn More →Post-disaster distribution network resilience improvement …
Distribution network is an important bridge to ensure the power consumption of power users. Therefore, the resilience of distribution network should be improved for small probability and large impact events caused by extreme disasters. This paper presents a resilience improvement strategy of distribution network based on movable energy storage equipment (MESS) …
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