Pan ZHAO | Professor | PhD | Xi''an Jiaotong University, Xi''an
Compressed gas energy storage (CGES) technology, including the compressed air energy storage (CAES), has been widely recognized as one of the most promising solutions in energy storage domain.
Optimal Sizing of Onboard Hybrid Energy Storage Devices …
With the fast development of energy storage technology, more applications of Energy Storage Devices (ESDs) have been found in rail transportation in recent years. This paper aims to address the optimal sizing problem of on-board Hybrid Energy Storage Devices (HESDs) which are installed to assist train traction and recover the regenerative ...
Flexible operation of thermal plants with integrated energy …
novel approach for integrating energy storage as an evo-lutionary measure to overcome many of the challenges, which arise from increasing RES and balancing with thermal power is presented. Energy storage technologies such as Power to Fuel, Liquid Air Energy Storage and Batteries are investigated in conjunction with flexible power plants. 1 ...
A novel grid-linked integrated energy system design combined with hydrogen energy storage for collective energy communities has been proposed and analyzed, which is driven by natural gas and solar ...
Superconducting energy storage flywheel—An attractive technology …
Flywheel energy storage (FES) can have energy fed in the rotational mass of a flywheel, store it as kinetic energy, and release out upon demand. The superconducting energy storage flywheel comprising of magnetic and superconducting bearings is fit for energy storage on account of its high efficiency, long cycle life, wide operating …
Sizing and operation co‐optimization strategy for flexible …
Beijing Jiaotong University, No. 3 Shangyuancun, Beijing, P. R. China. Email: shbyang@bjtu .cn Funding information National Key Research and Development Program of China, Grant/Award Number: 2021YFB2601303 Abstract Dispatchable energy storage system (ESS) plays a critical role in the smart grid through energy shift and …
Hui YAN | Xi''an Jiaotong University, Xi''an | XJTU | School of Energy ...
Operation optimization is important but has difficulty improving the performance of solar-aided coal-fired power plants, due to the fluctuations in power load and solar energy. Therefore, the ...
Assessing the economics of large Energy Storage Plants with an …
Optimum Storage Reserve Capacity for a AACAES plant – Plant with 25000 [£/MWh] as Energy Cost and 420 [£/KW] as Power Cost. On the left the axis related to the NPV (continuous line maximized for a reserve capacity of 3 h), on the right the axis with the subsidies required to break-even (histogram with a minimum value for a reserve …
Optimal design and operation of thermal energy storage systems in micro-cogeneration plants …
1. Introduction The technical, economic and environmental feasibility of micro-cogeneration plants –according to the cogeneration directive published in 2004 [1], cogeneration units with electric power below 50 kW e – in the residential sector is intimately tied to the correct sizing of micro-CHP and thermal energy storage systems, as well as …
Optimal operation model of integrated energy system …
3.3 Energy storage equipment The IAC, BAT and the HT are considered to be the practical energy storage in the industrial plant. In this section, the refined model of energy storage equipment is built. In …
Optimal Energy and Reserve Scheduling of Pumped-Storage Power Plants Considering Hydraulic Short-Circuit Operation
This paper presents a mixed-integer model for the hourly energy and reserve scheduling of a price-taker and closed-loop pumped-storage hydropower plant operating in hydraulic short-circuit mode. The plant participates in the spot market and in the secondary regulation reserve market, taking into account the regulation energy due to …
Hui YAN | Xi''an Jiaotong University, Xi''an | XJTU
Operation optimization is important but has difficulty improving the performance of solar-aided coal-fired power plants, due to the fluctuations in power load and solar energy. Therefore, the ...
Pumped-thermal electricity storage (PTES), with the advantages of reduced geographical constraints, low capital costs, long lifetimes and flexible power ratings, is a promising large-scale...
Faulty Diagnoses of PMSM in Flywheel Energy Storage Based on …
Flywheel energy storage system, as a high-efficiency physical energy storage method, has superior performance in the field of regenerative braking for urban rail vehicles. As an energy conversion device with wide speed range, high efficiency and high power density, the permanent magnet synchronous motor (PMSM) is more suitable for application in …
Analysis of the operational benefits of energy storage plants ...
Abstract: With the increase of peak-valley difference in China''s power grid and the increase of the proportion of new energy access, the role of energy storage plants with the function of "peak-shaving and valley-filling" is becoming more and more important in the power system. In this paper, we propose a model to evaluate the cost per kWh and revenue per …
Optimal Energy Management for Virtual Power Plant Considering Operation ...
Even though generating electricity from Renewable Energy (RE) and electrification of transportation with Electric Vehicles (EVs) can reduce climate change impacts, uncertainties of the RE and charged demand of EVs are significant challenges for energy management in power systems. To deal with this problem, this paper proposes …
Junjie Yan''s research works | Xi''an Jiaotong University, Xi''an …
Junjie Yan''s 96 research works with 1,562 citations and 8,466 reads, including: Digital twin modeling and operation optimization of the steam turbine system of thermal power plants
Optimization of a cryogenic liquid air energy storage system and …
For grid-scale intermittent electricity storage, liquid air energy storage (LAES) is considered to be one of the most promising technologies for storing renewable energy. In this study, a steady-state process model was developed for an LAES, by combining a Linde liquefaction process and an open Rankine power cycle.
Analysis of Photovoltaic Plants with Battery Energy Storage …
Photovoltaic generation is one of the key technologies in the production of electricity from renewable sources. However, the intermittent nature of solar radiation poses a challenge to effectively integrate this renewable resource into the electrical power system. The price reduction of battery storage systems in the coming years presents an …
Multi-mode operation of a Liquid Air Energy Storage (LAES) plant providing energy …
This paper presents a mixed-integer linear programming (MILP) model to optimize the operation and sizing of a liquid air energy storage (LAES) plant that can provide both energy arbitrage and reserve services to the grid. The model incorporates the thermodynamic performance of the LAES plant and the market dynamics of electricity …
Economic Dispatch of Islanded Microgrid Considering a …
For the impact of intermittent resources'' high penetration on the economic dispatch of islanded microgrid, a new economic dispatch method is presented to minimize the overall generating cost for islanded microgrid, considering a cooperative strategy between diesel generator (hereinafter referred to as DE) and battery energy storage …
Typical unit capacity configuration strategies and their control
2.1 Concept of equal capacity configuration Generally, a suitable capacity configuration strategy should have a small power granularity, a small number of units, and a small maximum unit capacity.
Optimal Energy and Reserve Scheduling of Pumped-Storage Power Plants ...
Abstract: This paper presents a mixed-integer model for the hourly energy and reserve scheduling of a price-taker and closed-loop pumped-storage hydropower plant operating in hydraulic short-circuit mode. The plant participates in the spot market and in the secondary regulation reserve market, taking into account the regulation energy due to …
Such complexes are called "pumped storage plants". In the area of energy storage, they are definitely the record-keepers. Energy can be stored in other ways, in electric batteries, or thermally in huge reservoirs of molten salts or as compressed air, (the Chapter
Thermo-economic assessment of sub-ambient temperature pumped-thermal electricity storage integrated with external heat sources, Energy Conversion and Management, 2023, 285: 116987. Thermodynamic investigation of latent heat storage for pumped-thermal electricity storage, Journal of Energy Storage, 2022, 55: 105802.
Study of supercritical power plant integration with high temperature thermal energy storage for flexible operation …
The first dynamic simulation study of supercritical coal-fired power plant integration with HTTS. • Three HTTS charging and two discharging strategies. • Energy and exergy analysis for HTTS charging and discharging processes. • The demonstrated enhanced power
Biography Long Cheng was born in Liaoning, China. He received the B.S. degree in electrical engineering and the M.S. degree in control theory and control engineering from the China University of Mining and Technology, Beijing, China, in 2007 and 2011, respectively.
Associate Professor, Shanghai Jiao Tong University - Cited by 628 - Thermal Energy Storage - Thermo-mechanical Energy Storage - Topology Optimisation ... The system can''t perform the operation now. Try again later. Articles 1–20. Show more.
Optimal Sizing of Onboard Hybrid Energy Storage Devices Considering the Long-Term Train Operation — Xi''an Jiaotong …
With the fast development of energy storage technology, more applications of Energy Storage Devices (ESDs) have been found in rail transportation in recent years. This paper aims to address the optimal sizing problem of on-board Hybrid Energy Storage Devices (HESDs) which are installed to assist train traction and recover the regenerative braking …
Flexible operation of thermal plants with integrated energy storage ...
The energy system in the EU requires today as well as towards 2030 to 2050 significant amounts of thermal power plants in combination with the continuously increasing share of Renewables Energy Sources (RES) to assure the grid stability and to secure electricity supply as well as to provide heat. The operation of the conventional …
Compressed air energy storage: Characteristics, basic principles, …
<p>With increasing global energy demand and increasing energy production from renewable resources, energy storage has been considered crucial in conducting energy management and ensuring the stability and reliability of the power network. By comparing different possible technologies for energy storage, Compressed …
