74 citations · 89 across the 6 of their papers we have counts for
6 papers
Exploring the Optimal Size of Grid-forming Energy Storage in an Off-grid Renewable P2H System under Multi-timescale Energy Management
Jie Zhu, Yiwei Qiu, Yangjun Zeng +6
Utility-scale off-grid renewable power-to-hydrogen systems (OReP2HS), typically comprising photovoltaic plants, wind turbines, electrolyzers (ELs), and battery energy storage syste…
Planning of Off-Grid Renewable Power to Ammonia Systems with Heterogeneous Flexibility: A Multistakeholder Equilibrium Perspective
Yangjun Zeng, Yiwei Qiu, Jie Zhu +5
Off-grid renewable power to ammonia (ReP2A) systems present a promising pathway toward carbon neutrality in both the energy and chemical industries. However, due to chemical safety…
A Pure Integral-Type PLL with a Damping Branch to Enhance the Stability of Grid-Tied Inverter under Weak Grids
Yi Zhou, Zhouchen Deng, Shi Chen +3
In a phase-locked loop (PLL) synchronized inverter, due to the strong nonlinear coupling between the PLL's parame-ters and the operation power angle, the equivalent damping coeffic…
Extended Load Flexibility of Utility-Scale P2H Plants: Optimal Production Scheduling Considering Dynamic Thermal and HTO Impurity Effects
Yiwei Qiu, Buxiang Zhou, Tianlei Zang +5
In the conversion toward a clear and sustainable energy system, the flexibility of power-to-hydrogen (P2H) production enables the admittance of volatile renewable energies on a uti…
Online Dynamic Parameter Estimation of an Alkaline Electrolysis System Based on Bayesian Inference
Xiaoyan Qiu, Hang Zhang, Yiwei Qiu +5
When directly coupled with fluctuating energy sources such as wind and photovoltage power, the alkaline electrolysis (AEL) in a power-to-hydrogen (P2H) system is required to operat…
Extended Load Flexibility of Industrial P2H Plants: A Process Constraint-Aware Scheduling Approach
Yiwei Qiu, Buxiang Zhou, Tianlei Zang +3
The operational flexibility of industrial power-to-hydrogen (P2H) plants enables admittance of volatile renewable power and provides auxiliary regulatory services for the power gri…