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Evolutions of flow patterns and pressure fluctuations in a prototype pump-turbine during the runaway transient process after pump-trip

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  1. Zhang, Xiaowen & Tang, Fangping & Pavesi, Giorgio & Hu, Chongyang & Song, Xijie, 2024. "Influence of gate cutoff effect on flow mode conversion and energy dissipation during power-off of prototype tubular pump system," Energy, Elsevier, vol. 308(C).
  2. Zhang, Meng & Xiao, Yu & Gao, Yuanqiang & Li, Daiyu & Zhao, Ziwen & Li, Jianling & Lei, Liuwei & Liu, Zhengguang & He, Mengjiao & Chen, Diyi, 2024. "An novel soft-linking model: Coordinating the regulative flexibility and operational stability of pumped storage units," Applied Energy, Elsevier, vol. 374(C).
  3. Zheng, Xianghao & Li, Hao & Zhang, Suqi & Zhang, Yuning & Li, Jinwei & Zhang, Yuning & Zhao, Weiqiang, 2023. "Hydrodynamic feature extraction and intelligent identification of flow regimes in vaneless space of a pump turbine using improved empirical wavelet transform and Bayesian optimized convolutional neural network," Energy, Elsevier, vol. 282(C).
  4. Hu, Jinhong & Zhao, Zhigao & He, Xianghui & Zeng, Wei & Yang, Jiebin & Yang, Jiandong, 2023. "Design techniques for improving energy performance and S-shaped characteristics of a pump-turbine with splitter blades," Renewable Energy, Elsevier, vol. 212(C), pages 333-349.
  5. Hu, Zanao & Cheng, Yongguang & Chen, Hongyu & Liu, Demin & Ji, Bin & Wang, Zhiyuan & Zhang, Pengcheng & Xue, Song, 2024. "Predicting pump-turbine characteristic curves by theoretical models based on runner geometry parameters," Energy, Elsevier, vol. 301(C).
  6. Kan, Kan & Xu, Zhe & Chen, Huixiang & Xu, Hui & Zheng, Yuan & Zhou, Daqing & Muhirwa, Alexis & Maxime, Binama, 2022. "Energy loss mechanisms of transition from pump mode to turbine mode of an axial-flow pump under bidirectional conditions," Energy, Elsevier, vol. 257(C).
  7. Hu, Zanao & Cheng, Yongguang & Liu, Demin & Chen, Hongyu & Ji, Bin & Ding, Jinghuan, 2023. "Broadening the operating range of pump-turbine to deep-part load by runner optimization," Renewable Energy, Elsevier, vol. 207(C), pages 73-88.
  8. Hu, Jinhong & Yang, Jiebin & He, Xianghui & Zeng, Wei & Zhao, Zhigao & Yang, Jiandong, 2023. "Transition of amplitude–frequency characteristic in rotor–stator interaction of a pump-turbine with splitter blades," Renewable Energy, Elsevier, vol. 205(C), pages 663-677.
  9. Xiaoxia Hou & Yongguang Cheng & Zhiyan Yang & Ke Liu & Xiaoxi Zhang & Demin Liu, 2021. "Influence of Clearance Flow on Dynamic Hydraulic Forces of Pump-Turbine during Runaway Transient Process," Energies, MDPI, vol. 14(10), pages 1-20, May.
  10. Jonathan Fahlbeck & Håkan Nilsson & Saeed Salehi, 2021. "Flow Characteristics of Preliminary Shutdown and Startup Sequences for a Model Counter-Rotating Pump-Turbine," Energies, MDPI, vol. 14(12), pages 1-17, June.
  11. Wang, Wenjie & Guo, Hailong & Zhang, Chenying & Shen, Jiawei & Pei, Ji & Yuan, Shouqi, 2023. "Transient characteristics of PAT in micro pumped hydro energy storage during abnormal shutdown process," Renewable Energy, Elsevier, vol. 209(C), pages 401-412.
  12. Xiuli Mao & Guoqing Wen & Yuchuan Wang & Jiaren Hu & Xuetao Gan & Pengju Zhong, 2025. "Development of WHED Method to Study Operational Stability of Typical Transitions in a Hydropower Plant and a Pumped Storage Plant," Energies, MDPI, vol. 18(6), pages 1-28, March.
  13. Binama, Maxime & Kan, Kan & Chen, Hui-Xiang & Zheng, Yuan & Zhou, Daqing & Su, Wen-Tao & Muhirwa, Alexis & Ntayomba, James, 2021. "Flow instability transferability characteristics within a reversible pump turbine (RPT) under large guide vane opening (GVO)," Renewable Energy, Elsevier, vol. 179(C), pages 285-307.
  14. Sun, Longgang & Li, Yanyan & Zhang, Qian & Wang, Zhaoning & Guo, Pengcheng, 2025. "Beyond the S-region instability: A 3D blade reshaping strategy to unlock stable pump-turbine operation for enhanced grid flexibility," Energy, Elsevier, vol. 332(C).
  15. Xinfeng Ge & Jing Zhang & Jian Zhang & Demin Liu & Yuan Zheng & Huixiang Chen, 2022. "Review of Research on the Three-Dimensional Transition Process of Large-Scale Low-Lift Pump," Energies, MDPI, vol. 15(22), pages 1-34, November.
  16. Liu, Demin & Zhang, Xiaoxi & Yang, Zhiyan & Liu, Ke & Cheng, Yongguang, 2021. "Evaluating the pressure fluctuations during load rejection of two pump-turbines in a prototype pumped-storage system by using 1D-3D coupled simulation," Renewable Energy, Elsevier, vol. 171(C), pages 1276-1289.
  17. He, Xianghui & Hu, Jinhong & Zhao, Zhigao & Lin, Jie & Xiao, Pengfei & Yang, Jiandong & Yang, Jiebin, 2023. "Water column separation under one-after-another load rejection in pumped storage station," Energy, Elsevier, vol. 278(C).
  18. Hongbo Zhao & Xiangkai Zhou & Long Meng & Xuejin Zhu & Chengqi Mou & Peijian Zhou, 2024. "Advances in Flow Control Methods for Pump-Stall Suppression: Passive and Active Approaches," Energies, MDPI, vol. 17(23), pages 1-22, December.
  19. Jin, Faye & Wang, Huanmao & Luo, Yongyao & Presas, Alexandre & Bi, Huili & Wang, Zhengwei & Lin, Kai & Lei, Xingchun & Yang, Xiaolong, 2023. "Visualization research of energy dissipation in a pump turbine unit during turbine mode's starting up," Renewable Energy, Elsevier, vol. 217(C).
  20. Li, Zhenggui & Xu, Lixin & Wang, Dong & Li, Deyou & Li, Wangxu, 2023. "Simulation analysis of energy characteristics of flow field in the transition process of pump condition outage of pump-turbine," Renewable Energy, Elsevier, vol. 219(P1).
  21. Zhou, Jiayan & Xu, Lianchen & Zhang, Yuquan & Zheng, Yuan & Li, Chengyi & Zang, Wei & Zhang, Zhi, 2026. "Analysis of vortex evolution in the stall region of pump-turbines in pump mode: Based on model testing and CFD," Renewable Energy, Elsevier, vol. 256(PF).
  22. Zhang, Xiaoxi & Cheng, Yongguang & Yang, Zhiyan & Chen, Qiuhua & Liu, Demin, 2021. "Water column separation in pump-turbine after load rejection: 1D-3D coupled simulation of a model pumped-storage system," Renewable Energy, Elsevier, vol. 163(C), pages 685-697.
  23. Zhou, Xing & Wu, Hegao & Cheng, Li & Huang, Quanshui & Shi, Changzheng, 2023. "A new draft tube shape optimisation methodology of introducing inclined conical diffuser in hydraulic turbine," Energy, Elsevier, vol. 265(C).
  24. Zhang, Chenying & Wang, Wenjie & Pavesi, Giorgio & Yuan, Shouqi & Pei, Ji, 2024. "Research on the mechanism of severe unsteadiness of PAT braking condition during the power failure," Renewable Energy, Elsevier, vol. 232(C).
  25. Zhiyan Yang & Zirui Liu & Yongguang Cheng & Xiaoxi Zhang & Ke Liu & Linsheng Xia, 2020. "Differences of Flow Patterns and Pressure Pulsations in Four Prototype Pump-Turbines during Runaway Transient Processes," Energies, MDPI, vol. 13(20), pages 1-20, October.
  26. Lu, Jiahao & Tao, Ran & Yao, Zhifeng & Xiao, Ruofu & Liu, Weichao, 2025. "Transient simulation energy study of fast opening of guide vane during start-up of pump turbine in energy storage mode," Energy, Elsevier, vol. 324(C).
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