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Profitability analysis and sizing-arbitrage optimisation of retrofitting coal-fired power plants for grid-side energy storage …
1 1 Profitability analysis and sizing-arbitrage optimisation of retrofitting coal-fired power 2 plants for grid-side energy storage 3 Yi He a,b, Jian Song b,c, Su Guo d,*, Jianxu Zhou a, Christos ...
Profitability analysis and sizing-arbitrage optimisation of …
This paper explores the potential of using electric heaters and thermal energy storage based on molten salt heat transfer fluids to retrofit CFPPs for grid-side energy storage …
Design and performance evaluation of a new thermal energy storage system integrated within a coal-fired power …
To decrease the power load of the coal-fired power plant, the surplus heat is stored in the thermal storage system to be used later. The equivalent round-trip efficiency of the thermal energy storage system is up to 85.17%, which is achieved by the appropriate match between the heat sources and the thermal storage media.
Integration and conversion of supercritical carbon dioxide coal-fired power cycle and high-efficiency energy storage cycle: Feasibility analysis ...
It is essential to develop supercritical carbon dioxide (sCO 2) power systems integrated with thermal energy storage (TES) to achieve efficient and flexible operation of thermal power plants.This study proposes a novel integrated configuration of the sCO 2 coal-fired power system and TES. coal-fired power system and TES.
Thermodynamic and economic comparison of supercritical carbon dioxide coal-fired power …
Although many improved configurations of SCO 2 coal-fired power generation system have been proposed, currently, there is a lack of comparison under the unified thermal-economic evaluation standard. Thus, this study focuses on the economic optimization and comparison of the performances of different advanced configurations of …
Performance analysis and capacity optimization of a solar aided coal-fired combined heat and power …
The integration of solar thermal energy with fossil fuel-driven energy systems, such as coal-fired power generation system [20], gas turbine [21], gas-steam combined cycle system [22], coal-fired CHP system [23], …
Sustainable energy storage solutions for coal-fired power plants: A comparative study on the integration of liquid air energy storage …
Section snippets Sub-critical coal-fired power plant model A benchmark model is taken as the basic reference sub-critical coal-fired power plant without CO 2 capture based on the model developed by the U.S. Department of Energy/National Energy Technology Laboratory (DOE/NETL), as described in Exhibit 3–15 of their Cost and …
Thermodynamic and techno-economic analysis of a novel compressed air energy storage system coupled with coal-fired power …
Traditional power, such as coal-fired power (CFP), should be transformed to both basic support and system regulatory power sources, and the construction of energy storage should be increased [5]. Although the proportion of coal-fired power decreases significantly with the rapid development of new energy, it is still the main energy source …
Design and performance evaluation of thermal energy storage system with hybrid heat sources integrated within a coal-fired power …
Energy, exergy, and economic analyses on coal-fired power plants integrated with the power-to-heat thermal energy storage system Energy, 284 ( 2023 ), Article 129236, 10.1016/j.energy.2023.129236
Design and performance evaluation of a new thermal energy …
This work proposes a novel system of molten salt thermal storage based on multiple heat sources (i.e., high-temperature flue gas and superheated steam) integrated …
Performance study of 660 MW coal-fired power plant coupled transcritical carbon dioxide energy storage …
3.4.T-CO 2 energy storage cycle model validation In order to successfully conduct subsequent sensitivity and dynamic analysis of T-CO 2 energy storage cycle and research on improving the operational flexibility of CFPP, it is necessary to ensure the correctness and accuracy of models. ...
Proposal design and thermodynamic analysis of a coal-fired sCO2 power system integrated with thermal energy storage …
It is essential to develop supercritical carbon dioxide (sCO 2) power systems integrated with thermal energy storage (TES) to achieve efficient and flexible operation of thermal power plants.This study proposes a novel integrated configuration of the sCO 2 coal-fired power system and TES. coal-fired power system and TES.
Thermodynamic analysis and operation strategy optimization of coupled molten salt energy storage system for coal-fired power …
With the same stored thermal energy to heat the bypassed feed water of 308.65 t/h, the power output can be increased to 394.2 MW from 360.07 MW (60% rated load) at the same sensible heat storage ...
Proposal design and thermodynamic analysis of a coal-fired sCO2 power system integrated with thermal energy storage …
DOI: 10.1016/j.est.2024.110495 Corpus ID: 267109985 Proposal design and thermodynamic analysis of a coal-fired sCO2 power system integrated with thermal energy storage @article{Sun2024ProposalDA, title={Proposal design and thermodynamic analysis of a ...
Techno-economic analysis of oxy-combustion coal-fired power plant with cryogenic oxygen storage …
Section snippets Oxy-combustion coal-fired power plant A core of the analysed concept is the 660 MW el oxy-combustion CFPP (Fig. 1). This system is a retrofit of the 660 MW el air-combustion CFPP (Table 1) that comprises a once-through steam boiler with flue gas treatment train and a supercritical steam cycle with single steam reheating …
Decarbonizing the Coal-Fired Power Sector in China via Carbon Capture, Geological Utilization, and Storage …
Carbon capture, utilization, and storage (CCUS) is a critical technology to realize carbon neutrality target in the Chinese coal-fired power sector, which emitted 3.7 billion tonnes of carbon dioxide in 2017. However, CCUS technology is often viewed as an "alternative technology" option owing to common perceptions of relatively high cost and …
Design and performance evaluation of a new thermal energy storage system integrated within a coal-fired power …
This work proposes a novel system of molten salt thermal storage based on multiple heat sources (i.e., high temperature flue gas and superheated steam) integrated within a coal-fired power plant. To evaluate the performance of the thermal energy storage system, simulation models were established, and exergy analysis was conducted.
Thermo-economic analysis for a novel grid-scale pumped thermal electricity storage system coupled with a coal-fired power …
In thispaper, a novel pumped thermal electricity storage system coupled with a supercritical coal-fired power plant isdesigned based on cascade heat storage. The thermodynamic analysis shows that the round-trip efficiency of theintegrated system can reach 0.53–0.56 under 60–100% output load, for a practical design with a recuperationtemperature of 280 …
Profitability Analysis and Sizing-Arbitrage Optimisation of …
This paper explores the potential of using a molten salt-based electric heater and thermal energy storage to retrofit a CFPP for grid-side energy storage …
Combined solar power and storage as cost-competitive and grid-compatible supply for China''s future carbon-neutral electricity system
Xi Lu, Shi Chen, Chris P. Nielsen, Chongyu Zhang, Jiacong Li, Xu He, Ye Wu, Shuxiao Wang, Feng Song, Chu Wei, Kebin He, Michael P. McElroy, and Jiming Hao. 2021. "Combined solar power and storage as cost-competitive and grid-compatible supply for China''s future carbon-neutral electricity system." Proceedings of the National …
(PDF) Cost Competitiveness Analysis of Retrofitting CCUS to Coal-fired Power …
coal-fired power generation is equivalent to that of natural. gas-fired power generation, the feed-in tariffs of coal-fired. power generation retrofitted with CCUS ranges from 10.74. USD/ (MW h ...
Retrofitting coal-fired power plants for grid energy storage by …
Although coal-fired power plant has been coupled with thermal energy storage to enhance their operational flexibility, studies on retrofitting coal-fired power …
Techno-economic analysis of using carbon capture and storage (CCS) in decarbonizing China''s coal-fired power …
To achieve carbon neutrality by 2060, China must tackle CO 2 emission from its power sector which contributes to 40% (11.8 Gt in 2019) of its total CO 2 emission. Previous studies have shown that China has enough subsurface CO 2 storage capacity (3,145 Gt) to store 200–300 years of CO 2 emission nationwide or 600–700 years of CO 2 …
Thermodynamic analysis and operation strategy optimization of …
The benefit of coal-fired power units under different scenarios were calculated using the coal price of 0.117 $/kg and the peak-shaving economy of coal …
Financing coal-fired power plant to demonstrate CCS (carbon capture and storage) through an innovative policy incentive in China …
As the only means to slash emissions for existing coal-fired power plant (CFPP), CCS technology is pivotal for China which is characterized by a coal-dominated energy structure. However, CCS development is plagued with high investment cost, and traditional fiscal subsidy is not feasible in the longer term with regard to the lessons drawn …
Retrofitting coal-fired power plants for grid energy storage by coupled with thermal energy storage …
The intermittent and random nature of renewable energy sources poses a major challenge to the stability and reliability of the power grid [2]. In order to save energy and protect the environment ...
(PDF) Decarbonizing the Coal-Fired Power Sector in China via Carbon Capture, Geological Utilization, and Storage …
Analysis indicates that, based on 2017 costs and assumptions, more than 70% of coal power plants in this study could be cost-competitive with natural gas-fired power plants, and 22–58% would be ...
Profitability analysis and sizing-arbitrage optimisation of retrofitting coal-fired power plants for grid-side energy storage …
DOI: 10.1016/j.est.2024.110873 Corpus ID: 267668408 Profitability analysis and sizing-arbitrage optimisation of retrofitting coal-fired power plants for grid-side energy storage @article{He2024ProfitabilityAA, title={Profitability analysis and sizing-arbitrage optimisation ...
Design and performance evaluation of a new thermal energy storage system integrated within a coal-fired power …
A comprehensive analysis of a thermal energy storage concept based on low-rank coal pre-drying for reducing the minimum load of coal-fired power plants Appl. Therm. Eng., 156 ( 2019 ), pp. 77 - 90, 10.1016/j.applthermaleng.2019.04.049
Proposal design and thermodynamic analysis of a coal-fired …
It is essential to develop supercritical carbon dioxide (sCO 2) power systems integrated with thermal energy storage (TES) to achieve efficient and flexible …
Design and performance evaluation of thermal energy storage system with hybrid heat sources integrated within a coal-fired power …
The operational flexibility of coal-fired power plants (CFPPs) should be effectively enhanced to accommodate large-scale photovoltaic and wind power within the power grid. The integration of thermal energy storage (TES) systems is a potential way to enlarge the load-cycling range of CFPPs.
Design and performance evaluation of thermal energy storage …
The operational flexibility of coal-fired power plants (CFPPs) should be effectively enhanced to accommodate large-scale photovoltaic and wind power within the …
Managing China''s coal power plants to address multiple …
China''s coal-dominated power system is a source of carbon emissions, local air pollution and water stress. This study presents three power system development scenarios that run until 2030 in ...
Efficiency improvement for coal-fired power plants by H2/O2 combustion: Performance analysis …
With the advantages of high capacity, low cost and long cycle life, pumped storage and compressed air storage have the largest installed capacity among various energy storage technologies. However, limited by …
New integration mechanism of solar energy into 300 MW coal-fired power plant: Performance and techno-economic analysis …
Solar-assisted pulverized coal power systems offer higher solar energy utilization efficiency, enabling pulverized coal power plants to rapidly achieve energy-saving and emission-reduction targets. This study proposes the incorporation of two solar heaters to create a new solar tower assisted pulverized coal power (STPCP) system for the …
Coal''s Endgame: Cost-Benefit Analysis (CBA) of Early Retirement Coal-Fired Power Plant (CFPP) versus CFPP with Carbon Capture and Storage
Early Retirement Coal-Fired Power Plant (CFPP) versus CFPP with Carbon Capture and Storage Attached Files File Coal''s endgame CBA of early retirement CFPP vs CFPP with CCS 0 Likes Navigasi pos Previous Indonesian Government''s Capacity for ...
(PDF) Profitability analysis and sizing-arbitrage optimisation of …
Highlights 1 • We explore the retrofitting of coal-fired power plants as grid-side energy storage systems 2 • We perform size configuration and minute-scale …
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