energy storage building subway
Enhancing smart city operation management: Integrating energy …
In this regard, a subway synergism hub (SSH) as a new non-energy system is added to the smart city with the aim of serving the subway''s water, heat, electrical and cooling demands as well as diminishing the operation cost of the smart city.
Energy-Efficient Train Timetable Optimization in the Subway …
With this consideration, this paper particularly investigates a train timetable problem in a subway system, which is equipped with a series of energy storage devices at stations. A nonlinear integer programming model is formulated to maximize the utilization of …
Technical Energy Assessment and Sizing of a Second Life Battery Energy Storage System for a Residential Building Equipped with EV Charging Station
This study investigates the design and sizing of the second life battery energy storage system applied to a residential building with an EV charging station. Lithium-ion batteries have an approximate remaining capacity of 75–80% when disposed from Electric Vehicles (EV). Given the increasing demand of EVs, aligned with global net …
Regenerative Energy Feedback and Energy Storage …
A collaborative regeneration energy recovery system combining energy feedback and energy storage has become a new option. This paper aims to study how to mix energy feedback and ground energy storage technologies to achieve efficient collection and …
Distributed electric bicycle batteries for subway station energy …
We counted the numbers of E-bikes parked by commuters beside all stations of LINE5 (Station 1–23) and LINE13 (Station 24–39) (see Fig. 3) on Oct 13th–15th, 2022 (for LINE5) and Mar 20th–24th, 2023 (for LINE13).We attribute the temporal differences in E-bike numbers to commuting E-bike riders—parking their E-bikes beside the subway station …
Net-zero energy management and optimization of commercial building sectors with hybrid renewable energy systems integrated with energy storage …
a typical one (Guangzhou Pumped Storage Power Station) at 2.4 GW containing an upper reservoir volume of 24.08 ... Its application case of Germany in 2050 shows that renewable energy is able to supply for electricity and building heat, while ...
A dual-objective integrated optimization problem for energy …
Abstract: Maximizing regenerative energy utilization is an important way to reduce energy consumption in subway systems. Regenerative energy can be immediately utilized by traction trains, or be stored in energy storage systems and reused later.
Model Predictive Control for Energy and Climate Management of …
We present hereby a methodology for the optimal management of a microgrid connecting regenerative braking energy sources, eventual distributed energy resources, heating, ventilation, air conditioning (HVAC) systems, specific electricity …
Thermal storage air conditioning system in subway station building
In view of increasing importance of environmental protection measures such as emission of CO 2 restricted, there is a social demand for development of power load leveling methods, and among others the ice storage air conditioning system (a common name Eco-ice) is receiving general attention. Osaka Municipal Transportation Bureau planned 100% …
Handbook on Battery Energy Storage System
Storage can provide similar start-up power to larger power plants, if the storage system is suitably sited and there is a clear transmission path to the power plant from the storage system''s location. Storage system size range: 5–50 MW Target discharge duration range: 15 minutes to 1 hour Minimum cycles/year: 10–20.
Stochastic Optimization of Braking Energy Storage and Ventilation in a Subway Station
In the Paris subway system, stations represent about one third of the overall energy consumption. Within stations, ventilation is among the top consuming devices; it is operated at maximum airflow all day long, for air…
Numerical study on thermal storage and exothermic characteristics of subway station …
The monthly average natural energy efficiency (NEE) and storage efficiency (SE) were determined to be 10.75% and 17.47%, respectively. Notably, the shallow rock exhibited the highest NEE but the lowest SE. The energy used for fresh air pre-treatment derives
Energies | Free Full-Text | A Dual-Objective Substation Energy Consumption Optimization Problem in Subway …
Maximizing regenerative energy utilization is an important way to reduce substation energy consumption in subway systems. Timetable optimization and energy storage systems are two main ways to improve improve regenerative energy utilization, but they were studied separately in the past. To further improve energy conservation while …
Selection of Locations for Deployment of Energy-Storage Facilities at Traction Substations of Subway …
Abstract Sites for deployment of energy-storage facilities at traction substations of subway lines or divisions of electric-railway power supply are selected by complex simulation of the traction power-supply system with multifactor analysis of traffic intensity, track profile, storage operation modes, exchange of trains, connection circuits …
Stationary super-capacitor energy storage system to save regenerative braking energy in a metro …
The metro model includes trains, unidirectional substations, energy storage systems (ESSs), and connecting lines that are shown in Fig. 2.Each substation is modeled by an ideal DC voltage source connected in series with a resistance of 6 mΩ/km.The track lines ...
Increasing Power Supply Reliability for Auxiliaries of Subway Traction Substations Using Energy Storage …
However, there are known cases of using uncontrolled energy storage units to solve similar problems in the traction power supply system of the Moscow subway [5, 6]. Such powerful and energy-intensive systems can be used not only to receive excess recuperation energy [ 8 ], but also to comprehensively solve problems with energy …
Stochastic Optimization of Braking Energy Storage and Ventilation in a Subway Station …
3 (h 1), apparent deposition rate of particules;, apparent train contribution rate to natural ventilation; ˆ v (m3=kwh), global energy efficiency of the ventila- tions. D. Considerations on numerical simulations The equations (1) and (3) form a system of ordinary dif ...
IET Digital Library: Joint optimization combining the capacity of subway on‐board energy storage …
AbstractOn‐board energy storage devices (OESD) and energy‐efficient train timetabling (EETT) are considered two effective ways to improve the usage rate of regenerative braking energy (RBE) of subway trains. EETT is less costly but has lower ceilings, whereas ...
These 4 energy storage technologies are key to climate efforts
6 · 3. Thermal energy storage. Thermal energy storage is used particularly in buildings and industrial processes. It involves storing excess energy – typically surplus energy from renewable sources, or waste heat – to be used later for heating, cooling or power generation. Liquids – such as water – or solid material - such as sand or rocks ...
A Novel Architecture of Urban Rail Transit Based on Hybrid …
In this paper, a novel architecture of urban rail transit based on hybrid energy storage system (H-ESS) is proposed. Supercapacitor (SC) and UPS are used to smooth the pulse power of the metro train. The H-ESS integrated by high efficiency, three-port isolated …
Joint optimization combining the capacity of subway on-board …
On-board energy storage devices (OESD) and energy-efficient train timetabling (EETT) are considered two effective ways to improve the usage rate of regenerative braking energy (RBE) of subway trains. EETT is less costly but has lower ceilings, whereas OESD, …
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