Zhang et al. (2023) presented an IFC-enabled life cycle analysis for carbon assessment in pumped storage hydropower (PSH) with concrete face rockfill dams. …
This study assesses the efficiency of the empirically recommended supported design of the underground powerhouse of the Panlong pumped-storage power station in Chongqing, China by using 3D distinct element code (3DEC). Field and laboratory tests were conducted to investigate the geological properties of intact rock and rock …
Analysis of the combined use of wind and pumped storage systems in autonomous Greek islands. G. Caralis A. Zervos. Environmental Science, Engineering. 2007. In autonomous islands, the wind penetration is restricted due to technical reasons related with the safe operation of the electrical systems.
Pumped-storage power stations (PSPSs) have higher requirements for anti-seepage compared with regular power stations. ... Analysis of seepage field of underground powerhouse of a pumped storage power station based on node virtual flow method. Journal of 2. ...
With the progress of technology, pumped storage power stations have been developing towards the direction of high head, large capacity, and high speed. The …
Over the past decade, the growth of new power plants has become a trend, with new energy stations growing particularly fast. In order to solve the problem of electricity consumption, the development of hybrid pumped storage based on hydropower stations has become a focus, so it is necessary to evaluate and analyze its technical and …
1 Introduction Compared with other energy storage facilities (such as Li-ion batteries), pumped storage power stations have the advantages of a low installation cost and smaller environmental impact [1–4], and they play the roles of peak load and valley filling in the power grid system. ...
Semantic Scholar extracted view of "Prospect of new pumped-storage power station" by Jingyan Li et al. ... Search 218,898,558 papers from all fields of science Search Sign In Create Free Account DOI: 10.1016/j.gloei.2019.07.016 Corpus ID: 210278127 ...
There is no detailed pumped storage station model in present commercial power system simulation software. The ideal hydro turbine model can only be applied under the generating operating condition ...
ABSTRACT. The filling and drainage process of high-pressure bifurcated reinforced concrete pipes in pumped storage power stations (PSPS) can significantly affect the propagation of cracks in the reinforced concrete lining, which in turn impacts the structural safety and long-term stress state of the reinforced concrete lining. Specifically, …
The 3D finite element gird grid for whole pumped storage power station project area is set up. The seepage analysis shows the potential distribution for seepage field is clear and well. The leakage water flow form upper reservoir basin rack mass to underground powerhouse, and then to the lower river. The leakage has little influence on …
DOI: 10.1002/eer2.32 Corpus ID: 255170421 Forced vibration analysis model for pumped storage power station based on the 1D–3D coupling and pipe walls vibration The effect of sediment on the hydraulics of jet energy dissipation is an urgent issue for high dams ...
Dynamic analysis of an island system with a wind-pumped-storage hybrid station. Investigation of technical issues associated with the various HPS (HPS: Wind-pumped-storage hybrid power station) operating modes. Possible constraints regarding the HPS operation and potential solutions. Hydro turbines present relatively slower …
4 Feasibility analysis of pumped storage power station using abandoned mine (PSPSuM) in the Yellow River basin 4.1 Concept of PSPSuM PSPS require a relatively large water head to complete the conversion of hydraulic potential energy, but the relatively flat terrain in a large number of plain areas limits the large-scale application.
Based on the hidden karst exposed in Jurong Pumped Storage Power Station, combined with the field exploration data, the temporal and spatial development characteristics of hidden karst in the power station area are analyzed using the methods of specific solubility and specific corrosion, water chemical composition analysis, borehole …
The unit of variable-speed pumped storage can realize the stepless regulation of peak shaving and valley filling in power grid, improve the hydraulic performance of pump turbine, expand the operation range and improve the operating efficiency of the unit. The realization method of high-power variable-speed pumped-storage unit has been one of the key and …
DOI: 10.1016/j.est.2023.110078 Corpus ID: 266486140 Spatiotemporal distribution pattern and analysis of influencing factors of pumped storage power generation in China @article{Zhao2024SpatiotemporalDP, title={Spatiotemporal distribution pattern …
Taking A Pumped-storage Power Station as an example, the method of inverse analysis of ground stress is introduced. Based on the numerical calculation and simulation results, …
Abstract: Bidirectional thrust bearing is one of the important components of the hydroelectric power generation system of the pumped storage (PS) power station, and …
However, the current field-survey-based method of site selection for PHES is time consuming, labour intensive, ... Under the "30·60" dual carbon target, the construction of pumped storage power stations is an important component of promoting clean energy This ...
Stability Analysis of Rock Mass of Underground Powerhouse Cavern Group for Jingning Pumped Storage Power Station Project. Report to HDEC, HIC_JN_ 01/2022 (Oct). HydroChina - Itasca R&D Center No. 201 Gaojiao Road, Yuhang District, Hangzhou City Zhejiang Province 311122, China | +86 …
DOI: 10.1016/j.est.2023.110070 Corpus ID: 266367158 Current situation of small and medium-sized pumped storage power stations in Zhejiang Province @article{Xiang2024CurrentSO, title={Current situation of small and medium-sized pumped storage power stations in Zhejiang Province}, author={Chun Xiang and Xiaowen Xu and …
This paper takes the upper reservoir of Yongxin Pumped Storage Power Station in Jiangxi Province as the research object, and focuses on the complex …
Pumped storage power stations utilizing natural alpine basins face unique challenges due to their specific external conditions and functional designs, distinguishing from conventional river dams. In these settings, issues related to the seepage prevention of reservoir basin are more pronounced and necessitate stringent seepage …
Enhancing Operations Management of Pumped Storage Power Stations by Partnering from the Perspective of Multi-Energy Complementarity. Driven by China''s long-term energy transition strategies, the construction of large-scale clean energy power stations, such as wind, solar, and hydropower, is advancing rapidly.
Driven by China''s long-term energy transition strategies, the construction of large-scale clean energy power stations, such as wind, solar, and hydropower, is advancing rapidly. Consequently, as a green, low-carbon, and flexible storage power source, the adoption of pumped storage power stations is also rising significantly. …
In this paper, the dynamic behaviour of an island system with an HPS is analysed, the effects of the various HPS operating modes on the transient behaviour and stability of the system are investigated, constraints regarding the operation of the HPS are identified and potential solutions are proposed. Previous. Hybrid power station.
In power grid the pumped storage station is both power source and power load. The pumped storage station is easy to start up and shut down, its operation modes can be flexibly changed. In view of its good blackstart ability, the pumped storage station can be used as the securing power source of a power grid. The securing function of pumped …
Analysis of the reliability of the electrical main wiring of jiaohe pumped storage power station. Northeast Water Resources and Hydropower. 2021;39 (11):1-2+71. Recommended publications
In this paper, the location limitation of centralized large-scale pumped storage power station (PSPS) is broken through and a distributed small-scale PSPS …
Electrical Main Wiring in Pumped Storage Power Stations Jie YANG1, Xiuli LU, Feng JING and Jiakun ... There are few studies that consider pumped storage power plants as a whole for analysis [1].
Introduction. POWERCHINA has been engaged in the design and construction of pumped storage hydropower (PSH) for more than 60 years and has participated in the construction of more than 90% of PSH stations in China. More than 50 large-scale PSH stations have been built or are under construction by POWERCHINA, with a total capacity of over 60 GW.
Numerical Simulation and Sensitivity Analysis of Sediment Issues in Pumped Storage Power Stations: Sediment Conveyance of Turbine and Sedimentation of Reservoirs. In this paper, a 1D process-based numerical model is established to study the sediment concentration via the turbine (TSC) and sedimentation of the lower reservoir and the …
Analysis of Stress and Deformation for concrete face rockfill dam in Downstream Reservoir of a Pumped-storage Power Station, Detan Liu, Zhenzhong Shen, Yuncheng Tao, Qiong Wu, Xiang Pan Purpose-led Publishing is a coalition of three not-for-profit publishers in the field of physical sciences: AIP Publishing, the American Physical …
Pumped-storage power stations have been widely adopted in underground powerhouses due to their lower installation elevation. The stability of the surrounding rock of the underground powerhouses directly affects the success or failure of the underground powerhouses. In order to make the calculations in line with reality, it is necessary to …