A novel multi-objective scheduling model for grid-connected hydro-wind-PV-battery complementary system under extreme weather: A case study of Sichuan, China

S Zhou, Y Han, AS Zalhaf, S Chen, T Zhou, P Yang… - Renewable Energy, 2023 - Elsevier
Affected by extreme hot and dry weather events, the power supplied by hydropower is
seriously insufficient in Sichuan province during the summer of 2022, causing severe power …

Chance-constrained co-optimization for day-ahead generation and reserve scheduling of cascade hydropower–variable renewable energy hybrid systems

J Zhang, C Cheng, S Yu, H Su - Applied Energy, 2022 - Elsevier
The rapid development of variable renewable energy (VRE), such as wind and solar energy,
has stimulated the complementary operation of VRE with flexible cascade hydropower …

Dynamic modelling and mutual coordination of electricity and watershed networks for spatio-temporal operational flexibility enhancement under rainy climates

Y Cao, B Zhou, CY Chung, Z Shuai… - IEEE transactions on …, 2022 - ieeexplore.ieee.org
This paper proposes a watershed-electricity nexus model to unlock the flexibility of
watershed networks (WSNs) for supporting the operation of power distribution networks …

Day-ahead dispatch approach for cascaded hydropower-photovoltaic complementary system based on two-stage robust optimization

Z Wang, F Wu, Y Li, J Li, Y Liu, W Liu - Energy, 2023 - Elsevier
Cascade hydropower (CHP) is widely used to increase the integration of photovoltaic (PV)
power in recent years. However, the randomness and variability of PV power output might …

Assessing hydropower capability for accommodating variable renewable energy considering peak shaving of multiple power grids

X **, B Liu, S Liao, C Cheng, Y Zhang, Z Jia - Energy, 2024 - Elsevier
Hydropower can play a transformative role in supporting the substantial increase in variable
renewable energy (VRE) via flexible regulation ability, but the capability of cascade …

[HTML][HTML] Research on short-term joint optimization scheduling strategy for hydro-wind-solar hybrid systems considering uncertainty in renewable energy generation

F Li, S Chen, C Ju, X Zhang, G Ma, W Huang - Energy Strategy Reviews, 2023 - Elsevier
Due to its randomness, intermittence, and volatility, the high-proportional integration of wind
and solar power poses challenges to the safe and stable operation of power systems …

Optimal capacity configuration of hydro-wind-PV hybrid system and its coordinative operation rules considering the UHV transmission and reservoir operation …

C Ma, L Liu - Renewable Energy, 2022 - Elsevier
Hydropower is utilized to regulate the fluctuations of wind and photovoltaic (PV) power in the
hydro-wind-PV renewable energy system (H-RES), which can effectively improve energy …

Two-stage robust unit commitment with the cascade hydropower stations retrofitted with pump stations

C Ju, T Ding, W Jia, C Mu, H Zhang, Y Sun - Applied Energy, 2023 - Elsevier
Cascade hydropower stations are excellent flexible resources to regulate the drastic
fluctuations of wind and photovoltaic power generation in the hybrid energy system. By …

Study on short-term optimal operation of cascade hydro-photovoltaic hybrid systems

Y Zhang, C Ma, Y Yang, X Pang, L Liu, J Lian - Applied Energy, 2021 - Elsevier
Formulating an optimal operation strategy is a real challenge in the actual operation stage of
a hybrid system. This study presented a research framework for determining the short-term …

Sharing hydropower flexibility in interconnected power systems: A case study for the China Southern power grid

J Zhang, C Cheng, S Yu, H Wu, M Gao - Applied Energy, 2021 - Elsevier
In 2020, China pledged to become carbon neutral before 2060, which implies the
acceleration of China's low-carbon energy transition and development of new energy (wind …