Chenghui Zhang
YOU?
Author Swipe
View article: Distributed current sharing and voltage regulation control for DC microgrids with grid-forming and grid-feeding converters
Distributed current sharing and voltage regulation control for DC microgrids with grid-forming and grid-feeding converters Open
View article: Collaborative optimization of hydrogen energy systems: A game-theoretic integration of production, usage and refueling in cross-sectoral scenarios
Collaborative optimization of hydrogen energy systems: A game-theoretic integration of production, usage and refueling in cross-sectoral scenarios Open
View article: Lattice-strained Pd nanoclusters embedded into NiMoO4 nanorods: Manipulating active hydrogen to intensify nitrite hydrogenation for ammonia production and electricity supply
Lattice-strained Pd nanoclusters embedded into NiMoO4 nanorods: Manipulating active hydrogen to intensify nitrite hydrogenation for ammonia production and electricity supply Open
View article: Steering dynamic active hydrogen with sulfur-deficient Co9S8 nanosheets for nitrite-to-ammonia electroreduction at ultralow energy consumption
Steering dynamic active hydrogen with sulfur-deficient Co9S8 nanosheets for nitrite-to-ammonia electroreduction at ultralow energy consumption Open
View article: Early warning of thermal runaway based on state of safety for lithium-ion batteries
Early warning of thermal runaway based on state of safety for lithium-ion batteries Open
Ensuring the safety of lithium-ion power batteries is the primary prerequisite for developing electric vehicles and energy storage systems. The conventional method relies on temperature parameters and only qualitatively assesses the state …
View article: Palladium Married with MBene Multilayers: Enabling Intensified Hydrogen Spillover for Efficient Nitrite‐to‐Ammonia Electroreduction
Palladium Married with MBene Multilayers: Enabling Intensified Hydrogen Spillover for Efficient Nitrite‐to‐Ammonia Electroreduction Open
Electrochemical nitrite reduction reaction (NO 2 RR) has emerged as a promising alternative approach for ammonia (NH 3 ) production, offering both energy efficiency and environmental sustainability. The rational regulation of active hydrog…
View article: Collaborative Optimization of Hydrogen Energy Systems: A Game-Theoretic Integration of Production, Usage and Refueling in Cross-Sectoral Scenarios
Collaborative Optimization of Hydrogen Energy Systems: A Game-Theoretic Integration of Production, Usage and Refueling in Cross-Sectoral Scenarios Open
View article: Introduction
Introduction Open
Driven by the increasing global energy demand and environmental requirements, the share of renewable energies in modern power systems is steadily increasing. Among various types of renewable energy generation, photovoltaic (PV) power gener…
View article: Control Technology of Photovoltaic Inverters for Multi-functional Operation
Control Technology of Photovoltaic Inverters for Multi-functional Operation Open
This chapter presents the control technology of photovoltaic (PV) inverter for multi-functional operation. Multi-functional modes of PV inverter mainly refer to the power quality control mode and the islanded mode.
View article: Advanced Technology of Photovoltaic Inverters for High Robustness and Performance
Advanced Technology of Photovoltaic Inverters for High Robustness and Performance Open
With the increase of Photovoltaic (PV) industry, the power generation capacity and installed capacity of PV stations are constantly increasing. Under this background, PV equipment suppliers and users from all over the world not merely focu…
View article: Advanced Control Technology of Photovoltaic Power Generation Systems
Advanced Control Technology of Photovoltaic Power Generation Systems Open
View article: Fault-Tolerant Control Technology of Photovoltaic Inverter for Reliability Improvement
Fault-Tolerant Control Technology of Photovoltaic Inverter for Reliability Improvement Open
Nowadays, improving the reliability of the PV inverters is getting increased interest, since it is closely related to the cost and efficiency of the entire system. In the PV inverter, power semiconductor switches are the core components, w…
View article: Control Technology of Photovoltaic Generation Systems for Maximizing Power Generation
Control Technology of Photovoltaic Generation Systems for Maximizing Power Generation Open
For the photovoltaic (PV) generation systems, the output power is one of the important performance indices for users, which is directly affected by the utilization of the PV array. It is well known that the utilization of the PV array is n…
View article: Advanced Control Technology of Photovoltaic Inverters Under Grid Faults
Advanced Control Technology of Photovoltaic Inverters Under Grid Faults Open
With the integration of large-scale renewable power generation system and renewable power consumption system into the power grid, the power system has been evolved from traditional power system to the modern power system. The modern power …
View article: Control Technology of Photovoltaic Power Generation Systems for Leakage Current Suppression
Control Technology of Photovoltaic Power Generation Systems for Leakage Current Suppression Open
In photovoltaic (PV) power generation systems, the parasitic capacitor is introduced between PV panels and the grounds, which inevitably leads to the leakage current. The leakage current causes electromagnetic interference, distorts the ou…
View article: Fundamentals of Photovoltaic Inverters
Fundamentals of Photovoltaic Inverters Open
As introduced in Chap. 1, the photovoltaic (PV) inverters are the key link responsible for converting solar energy into electricity. The topology and control technology directly determine the investment costs, conversion efficiency, and ou…
View article: Machine learning–based predictive model for post-stroke dementia
Machine learning–based predictive model for post-stroke dementia Open
Our findings suggest that ML models, especially extreme gradient boosting, can best predict the risk of PSD.
View article: Dynamic Phasor Modeling of Single-Phase Grid-Forming Converters
Dynamic Phasor Modeling of Single-Phase Grid-Forming Converters Open
In modern power systems, grid-forming power converters (GFMCs) have emerged as an enabling technology. However, the modeling of single-phase GFMCs faces new challenges. In particular, the nonlinear orthogonal signal generation unit, crucia…
View article: Inside back cover
Inside back cover Open
View article: Machine Learning–Based Predictive Model for Post-Stroke Dementia
Machine Learning–Based Predictive Model for Post-Stroke Dementia Open
Backgound: Post-stroke dementia (PSD), a common complication, diminishes rehabilitation efficacy and affects disease prognosis in stroke patients. Many factors may be related to PSD, including demographic, comorbidities, and examination ch…
View article: Prediction of milling surface roughness based on DGLCM and neural network
Prediction of milling surface roughness based on DGLCM and neural network Open
With the manufacturing industry’s increasingly automated and intelligent development, traditional workpiece roughness measurement methods can no longer meet the requirements for short time, high efficiency, and online measurement. Therefor…
View article: Distributed fast finite-time secondary control of islanded microgrids: A disturbance observer-based approach
Distributed fast finite-time secondary control of islanded microgrids: A disturbance observer-based approach Open
For islanded microgrids with inverter-based distributed generators (DGs), this article focuses on the fast finite-time secondary voltage and frequency control problem considering system uncertainties. The distributed controller is designed…
View article: An Improved Multiobjective Model-Predictive Control Method for Active Neutral-Point-Clamped Five-Level Converter
An Improved Multiobjective Model-Predictive Control Method for Active Neutral-Point-Clamped Five-Level Converter Open
The active neutral-point-clamped five-level converter has drawn much attention in industrial applications. However, common-mode voltage (CMV) suppression, accurate track current, fixed switching frequencies, neutral-point (NP) voltage bala…
View article: A Critical Escape Probability Formulation for Enhancing the Transient Stability of Power Systems with System Parameter Design
A Critical Escape Probability Formulation for Enhancing the Transient Stability of Power Systems with System Parameter Design Open
For the enhancement of the transient stability of power systems, the key is to define a quantitative optimization formulation with system parameters as decision variables. In this paper, we model the disturbances by Gaussian noise and defi…
View article: Synchronization of Coupled Phase Oscillators with Stochastic Disturbances and the Cycle Space of the Graph
Synchronization of Coupled Phase Oscillators with Stochastic Disturbances and the Cycle Space of the Graph Open
The synchronization stability of a complex network system of coupled phase oscillators is discussed. In case the network is affected by disturbances, a stochastic linearized system of the coupled phase oscillators may be used to determine …
View article: CCDC 2214951: Experimental Crystal Structure Determination
CCDC 2214951: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: An Early Minor-Fault Diagnosis Method for Lithium-Ion Battery Packs Based on Unsupervised Learning
An Early Minor-Fault Diagnosis Method for Lithium-Ion Battery Packs Based on Unsupervised Learning Open
Dear Editor, Any fault of a battery system that is not handled timely can cause catastrophic consequences. Therefore, it is significant to diagnose battery faults early and accurately. Due to the complex nonlinear features and inconsistenc…
View article: Meta-Energy: When Integrated Energy Internet Meets Metaverse
Meta-Energy: When Integrated Energy Internet Meets Metaverse Open
Since the 18th century, fossil energy in the form of coal, oil, and natural gas has been used on a large scale. These fossil fuels have provided a vast amount of energy, such as electricity, heat, and gas, for industrial production and hav…
View article: Synchronization of power systems under stochastic disturbances
Synchronization of power systems under stochastic disturbances Open
View article: Explicit formulas for the Variance of the State of a Linearized Power System driven by Gaussian stochastic disturbances
Explicit formulas for the Variance of the State of a Linearized Power System driven by Gaussian stochastic disturbances Open
We look into the fluctuations caused by disturbances in power systems. In the linearized system of the power systems, the disturbance is modeled by a Brownian motion process, and the fluctuations are described by the covariance matrix of t…