Search Results for author: Zhaojian Wang

Found 14 papers, 0 papers with code

Co-Scheduling of Energy and Production in Discrete Manufacturing Considering Decision-Dependent Uncertainties

no code implementations11 Nov 2024 Yiyuan Pan, Zhaojian Wang

However, existing research does not account for decision-dependent uncertainties (DDUs) present in discrete manufacturing; moreover, current algorithms for solving models with DDUs suffer from high computational complexity, making them unsuitable for the real-time control requirements of modern industry.

Scheduling

Optimal Hardening Strategy for Electricity-Hydrogen Networks with Hydrogen Leakage Risk Control against Extreme Weather

no code implementations27 Oct 2024 Sicheng Liu, Bo Yang, Xin Li, Xu Yang, Zhaojian Wang, Dafeng Zhu, Xinping Guan

However, for electricity-hydrogen distribution networks (EHDNs), the leakage risk of hydrogen should be controlled to avoid severe incidents such as explosions.

Computational Efficiency

Flexible Operation of Electricity-HCNG Networks with Variable Hydrogen Fraction: A Distributionally Robust Joint Chance-Constrained Approach

no code implementations13 Oct 2024 Sicheng Liu, Bo Yang, Xu Yang, Xin Li, Zhaojian Wang, Xinping Guan

Hydrogen-enriched compressed natural gas (HCNG) is a promising way to utilize surplus renewable energy through hydrogen electrolysis and blending it into natural gas.

Optimal Control in Both Steady State and Transient Process with Unknown Disturbances

no code implementations4 Oct 2024 Ming Li, Zhaojian Wang, Feng Liu, Ming Cao, Bo Yang

The scheme of online optimization as a feedback controller is widely used to steer the states of a physical system to the optimal solution of a predefined optimization problem.

Data-driven Power Flow Linearization: Simulation

no code implementations10 Jun 2024 Mengshuo Jia, Gabriela Hug, Ning Zhang, Zhaojian Wang, Yi Wang, Chongqing Kang

Subsequently, this paper evaluates a total of 44 methods, containing over 30 existing DPFL approaches, some innovative DPFL techniques, and several classic physics-driven power flow linearization methods for benchmarking.

Benchmarking Computational Efficiency

Data-driven Power Flow Linearization: Theory

no code implementations10 Jun 2024 Mengshuo Jia, Gabriela Hug, Ning Zhang, Zhaojian Wang, Yi Wang, Chongqing Kang

Further, this tutorial implements extensive numerical comparisons of all existing DPFL methods (40 methods in total) and four classic physics-driven approaches, focusing on their generalizability, applicability, accuracy, and computational efficiency.

Computational Efficiency

Distributed Emergency Frequency Control Considering Transient Stability Constraints in Multi-Infeed Hybrid AC-DC System

no code implementations14 Oct 2022 Ye Liu, Chen Shen, Zhaojian Wang

Both of these two control laws can guarantee transient stability constraints, restore system frequency and achieve the defined optimal control objective.

Incentive Mechanism Design for Emergency Frequency Control in Multi-Infeed Hybrid AC-DC System

no code implementations28 May 2022 Ye Liu, Chen Shen, Zhaojian Wang, Feng Liu

In multi-infeed hybrid AC-DC (MIDC) systems, the emergency frequency control (EFC) with LCC-HVDC systems participating is of vital importance for system frequency stability.

Energy Management Based on Multi-Agent Deep Reinforcement Learning for A Multi-Energy Industrial Park

no code implementations8 Feb 2022 Dafeng Zhu, Bo Yang, Yuxiang Liu, Zhaojian Wang, Kai Ma, Xinping Guan

Owing to large industrial energy consumption, industrial production has brought a huge burden to the grid in terms of renewable energy access and power supply.

counterfactual Deep Reinforcement Learning +3

Approaching the Transient Stability Boundary of a Power System: Theory and Applications

no code implementations26 Sep 2021 Peng Yang, Feng Liu, Wei Wei, Zhaojian Wang

Estimating the stability boundary is a fundamental and challenging problem in transient stability studies.

Robust Scheduling of Virtual Power Plant under Exogenous and Endogenous Uncertainties

no code implementations26 Jan 2021 Yunfan Zhang, Feng Liu, Zhaojian Wang, Yifan Su, Shengwei Mei

Virtual power plant (VPP) provides a flexible solution to distributed energy resources integration by aggregating renewable generation units, conventional power plants, energy storages, and flexible demands.

Scheduling

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