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Jizhen Liu

North China Electric Power University

SCHOLARLY PAPERS

17

DOWNLOADS

741

TOTAL CITATIONS

1

Scholarly Papers (17)

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1.

Seamless Transitions between Grid-Following and Grid-Forming Control for Wind Turbines: A Novel Switching Metric and Smooth Control Strategy

Downloads 78 (830,555)

Seamless Transitions between Grid-Following and Grid-Forming Control for Wind Turbines: A Novel Switching Metric and Smooth Control Strategy

Number of pages: 29 Posted: 14 Dec 2024
Xinglong Fang, Yang Hu, Ziqiu Song and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 62 (966,800)

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Grid-forming control Grid-following control Smooth switching control Switching metrics Event triggering mechanism Consistency algorithm

Seamless Transitions between Grid-Following and Grid-Forming Control for Wind Turbines: A Novel Switching Metric and Smooth Control Strategy

Number of pages: 29 Posted: 21 Apr 2025
Xinglong Fang, Yang Hu, Ziqiu Song and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 16 (1,559,710)

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Grid-forming control, Grid-following control, Smooth switching control, Switching metrics, Event triggering mechanism, Consistency algorithm

2.

Synergistic Optimization of Power & Capacity Configuration Considering Control Strategy for Flywheel Energy Storage Participating in Primary Frequency Regulation

Downloads 76 (837,727)

Synergistic Optimization of Power & Capacity Configuration Considering Control Strategy for Flywheel Energy Storage Participating in Primary Frequency Regulation

Number of pages: 32 Posted: 28 May 2024
Lu Liang, Feng Hong, Weiming Ji, Hui Jiang, Junhong Hao, Fang Fang and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 35 (1,281,607)

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Flywheel energy storage system, Control strategies, Optimal capacity configuration, Primary frequency regulation

Synergistic Optimization of Power & Capacity Configuration Considering Control Strategy for Flywheel Energy Storage Participating in Primary Frequency Regulation

Number of pages: 17 Posted: 14 Jun 2024
Lu Liang, Feng Hong, Weiming Ji, Hui Jiang, Junhong Hao, Fang Fang and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 24 (1,445,011)

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Flywheel energy storage system, control strategies, Optimal capacity configuration, Primary frequency regulation.

Synergistic Optimization of Power & Capacity Configuration Considering Control Strategy for Flywheel Energy Storage Participating in Primary Frequency Regulation

Number of pages: 17 Posted: 09 Aug 2024
Lu Liang, Feng Hong, Weiming Ji, Hui Jiang, Fang Fang, Junhong Hao and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 17 (1,548,841)

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Flywheel energy storage system；Control strategies, Optimal capacity configuration, Primary frequency regulation；

3.

Numerical Optimization and Performance Study of a Photovoltaic/Thermal Module Based on Multi-Stage V-Type Turbulators

Downloads 75 (875,328)

Numerical Optimization and Performance Study of a Photovoltaic/Thermal Module Based on Multi-Stage V-Type Turbulators

Number of pages: 40 Posted: 07 Nov 2024
Yong Zhang, Yang Zhao, Heng Zhang, Chao Cheng, Dan Gao, Haiping Chen and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University - School of Energy, Power and Mechanical Engineering, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 52 (1,107,422)

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Solar energy, Photovoltaic/thermal, CFD, Turbulator, Response surface method

Numerical Optimization and Performance Study of a Photovoltaic/Thermal Module Based on Multi-Stage V-Type Turbulators

Number of pages: 39 Posted: 23 Oct 2024
Yong Zhang, Yang Zhao, Heng Zhang, Chao Cheng, Dan Gao, Haiping Chen and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University - School of Energy, Power and Mechanical Engineering, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 23 (1,473,203)

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Solar energy, Photovoltaic/thermal, CFD, Turbulator, Response surface method

4.

A Double-Layer Coordination Real-Time Dispatch Strategy for Energy Base

Downloads 55 (1,031,043)

A Double-Layer Coordination Real-Time Dispatch Strategy for Energy Base

Number of pages: 28 Posted: 22 Aug 2025
Yansong Zhu, Jizhen Liu, Deliang Zeng, Zhuotong Luo and Yong Hu
affiliation not provided to SSRN, North China Electric Power University, North China Electric Power University, affiliation not provided to SSRN and North China Electric Power University
Downloads 34 (1,311,254)

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energy base, double-layer coordination, real-time dispatch, multiple time-scale model predictive control

A Double-Layer Coordination Real-Time Dispatch Strategy for Energy Base

Number of pages: 28 Posted: 19 Aug 2025
Yansong Zhu, Jizhen Liu, Deliang Zeng, Zhuotong Luo and Yong Hu
affiliation not provided to SSRN, North China Electric Power University, North China Electric Power University, affiliation not provided to SSRN and North China Electric Power University
Downloads 21 (1,500,232)

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energy base, double-layer coordination, real-time dispatch, multiple time-scale model predictive control

5.

Optimization of Bionic Tree-Like Pipelines Based on Constructal Theory for Multi-Flow Regimes Conditions

Downloads 54 (1,086,013)

Optimization of Bionic Tree-Like Pipelines Based on Constructal Theory for Multi-Flow Regimes Conditions

Number of pages: 41 Posted: 05 Jan 2026
Tian Zhou, Jinliang Xu, Xiongjiang Yu, Yan Wang, Chao Liu, Qinghua Wang, Yuguang Niu and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University, Beijing Huairou Hospital, Beijing Huairou Hospital, Beijing Huairou Hospital, North China Electric Power University and North China Electric Power University
Downloads 41 (1,252,562)

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Tree-like pipelines, Murray's law, Multi-flow regimes, Optimal diameter ratio, Optimal bifurcation angle

Optimization of Bionic Tree-Like Pipelines Based on Constructal Theory for Multi-Flow Regimes Conditions

Number of pages: 36 Posted: 20 Apr 2026
Tian Zhou, Jinliang Xu, Xiongjiang Yu, Yan Wang, Chao Liu, Qinghua Wang, Yuguang Niu and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University, Beijing Huairou Hospital, Beijing Huairou Hospital, Beijing Huairou Hospital, North China Electric Power University and North China Electric Power University
Downloads 13 (1,598,105)

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Tree-like pipelines, Murray’s law, Multi-flow regimes, Optimal diameter ratio, Optimal bifurcation angle

6.

Informer-Enhanced Digital Twin Framework for Forced Draft Fans Status Forecasting in Coal-Fired Power Units

Number of pages: 35 Posted: 22 Nov 2025
Guoxiong Zhu, Xiaoning Zhang, Jian Xu, Kaijun Jiang, Jun Yao, Qinghua Wang, Ming Du, Yuguang Niu and Jizhen Liu
North China Electric Power University, affiliation not provided to SSRN, North China Electric Power University, affiliation not provided to SSRN, North China Electric Power University, Beijing Huairou Hospital, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 54 (1,031,043)

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Status Forecasting, Digital Twin, Informer Model, Forced Draft Fan, Coal-Fired, Power Unit

7.

Coordinated Control and Capacity Optimization of Flywheel Energy Storage Integrated with Thermal Power Unit for Primary Frequency Regulation

Downloads 53 (1,052,702)

Coordinated Control and Capacity Optimization of Flywheel Energy Storage Integrated with Thermal Power Unit for Primary Frequency Regulation

Number of pages: 21 Posted: 07 Mar 2025
Lu Liang, Feng Hong, Weiming Ji, Hui Jiang, Junhong Hao, Fang Fang and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 35 (1,296,409)

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Flywheel energy storage system, Control strategies, Optimal capacity configuration, Primary frequency regulation

Coordinated Control and Capacity Optimization of Flywheel Energy Storage Integrated with Thermal Power Unit for Primary Frequency Regulation

Number of pages: 21 Posted: 15 Apr 2025
Lu Liang, Feng Hong, Weiming Ji, Hui Jiang, Junhong Hao, Fang Fang and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 18 (1,537,408)

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Flywheel energy storage syste, control strategies, Optimal capacity configuration, Primary frequency regulation；

8.

A Real-Time Phase Transition Modeling and Load Variation Rate Enhancement of Supercritical Power Plants Under Deep Peak Shaving

Number of pages: 24 Posted: 30 Mar 2024
Weiming Ji, Feng Hong, Yuzheng Zhao, Lu Liang, Junhong Hao, Fang Fang and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 44 (1,209,354)
Citation 1

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Dynamic heat current method, state observation, real-time model, supercritical thermal power unit, flexible operation

9.

Unsupervised Quantitative Assessment of Furnace Combustion Process Based on Flame Images and Att-Scae Model

Number of pages: 39 Posted: 02 May 2023
Yizhuo Liu, You Lv, Fang Fang, Tian Qiu, Jizhen Liu and Xinglong Fang
affiliation not provided to SSRN, affiliation not provided to SSRN, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 41 (1,222,651)

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Combustion process assessment, Stacked convolutional autoencoder, Principal component analysis, Flame image, Correlation analysis

10.

A Novel Hybrid Solar-Geothermal-Gas Turbine System for Combined Cooling, Heating and Power: Achieving Self-Sufficient Operation through Dynamic Energy Balancing and Comprehensive Performance Analysis

Number of pages: 43 Posted: 09 Dec 2025
Yong Zhang, Haowen Liu, Heng Zhang, Dan Gao, Chao Cheng, Haiping Chen and Jizhen Liu
North China Electric Power University, affiliation not provided to SSRN, North China Electric Power University - School of Energy, Power and Mechanical Engineering, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 36 (1,290,922)

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Solar Energy, Ground source heat pump, Micro-gas turbine, Photovoltaic/thermal, Integrated energy system, Exergy efficiency

11.

A double-layer coordination real-time dispatch strategy for energy base

Number of pages: 28 Posted: 15 Oct 2025
Yansong Zhu, Jizhen Liu, Deliang Zeng, Zhuotong Luo and Yong Hu
affiliation not provided to SSRN, North China Electric Power University, North China Electric Power University, affiliation not provided to SSRN and North China Electric Power University
Downloads 34 (1,277,121)

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energy base, double-layer coordination, real-time dispatch, multiple time-scale model predictive control

12.

Balance Coordination Optimization of Multiple Virtual Power Plant System Based on Mixed Game Theory

Number of pages: 23 Posted: 30 Apr 2025
JiaTeng Liu, Weiming Ji, Lu Zhao, Junhong Hao, Jizhen Liu and Feng Hong
North China Electric Power University, North China Electric Power University, affiliation not provided to SSRN, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 34 (1,290,922)

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Multi-Virtual Power Plant System, Mixed Game, Optimal Scheduling, Balanced Operation, Power dispatching

13.

SOC Distribution Synergistic Method for Capacity Configuration of Flywheel Energy Storage Participating in Primary Frequency Regulation

Number of pages: 32 Posted: 15 Jul 2024
Feng Hong, Kuanchang Wei, Weiming Ji, Junhong Hao, Fang Fang and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 28 (1,345,526)

Abstract:

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Flywheel energy storage system, frequency modulation, SOC distribution, cross-entropy, capability configuration

14.

A New SOC Distribution Synergy Method for Capacity Configuration of Flywheel Energy Storage in Primary Frequency Regulation

Number of pages: 32 Posted: 09 Apr 2024
Feng Hong, Kuanchang Wei, Weiming Ji, Junhong Hao, Fang Fang and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 27 (1,359,097)

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flywheel energy storage system, frequency modulation, SOC distribution, cross-entropy, capability configuration

15.

Optimal Capacity Allocation for Wind Farm Grid-Forming Units Based on Markov Transition Field and Sac Algorithm

Number of pages: 26 Posted: 23 May 2025
Xinglong Fang, Yang Hu, Ziqiu Song and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 24 (1,411,822)

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Grid-forming control, Grid-following control, Markov transition field, Capacity allocation, SAC algorithm, Wind farm

16.

A Novel Pv/T-Gshp-Mgt Hybrid Cchp System with Fully Self-Sufficient Operation: Dynamic Energy Balancing and Multi-Dimensional Performance Evaluation

Number of pages: 41 Posted: 10 Jul 2025
Yong Zhang, Heng Zhang, Dan Gao, Chao Cheng, Haiping Chen and Jizhen Liu
North China Electric Power University, North China Electric Power University - School of Energy, Power and Mechanical Engineering, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 17 (1,500,778)

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Solar Energy, Ground source heat pump, Micro-gas turbine, Photovoltaic/thermal, Integrated energy system, Exergy efficiency

17.

Deep Reinforcement Learning-Assisted Hierarchical–Cooperative Game Optimization for Energy Storage-Integrated Multi-Virtual Power Plant Systems​

Number of pages: 32 Posted: 19 May 2026
JiaTeng Liu, Feng Hong, Shuhan Liu, Weiming Ji, Bo Wei and Jizhen Liu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 11 (1,541,665)

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virtual power plant, Energy storage, hierarchical-cooperative game, deep reinforcement learning-assisted optimization, electricity trading