Yanmin Wang
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View article: Multi-Energy Optimal Dispatching of Port Microgrids Taking into Account the Uncertainty of Photovoltaic Power
Multi-Energy Optimal Dispatching of Port Microgrids Taking into Account the Uncertainty of Photovoltaic Power Open
To tackle the problems of high scheduling costs and low photovoltaic (PV) accommodation rates in port microgrids, which are caused by the coupling of uncertainties in new energy output and load randomness, this paper proposes an optimized …
View article: Bacterial Species in Engineered Living Materials: Strategies and Future Directions
Bacterial Species in Engineered Living Materials: Strategies and Future Directions Open
In recent years, there has been a notable increase interest in engineered living materials (ELMs) owing to their considerable potential. One key area of research within this field is the utilisation of various species of bacteria to create…
View article: Super-twisting sliding mode control of grid-side inverters for wind power generation systems with parameter perturbation
Super-twisting sliding mode control of grid-side inverters for wind power generation systems with parameter perturbation Open
Wind power generation systems (WPGSs) utilizing permanent magnet synchronous generators (PMSGs) are increasingly mandated to deliver more consistent, secure, and efficient electrical power to the grid under unpredictable weather circumstan…
View article: Optimization Method for Topology Identification of Port Microgrid Based on Line Disconnection
Optimization Method for Topology Identification of Port Microgrid Based on Line Disconnection Open
Regarding the static voltage stability issue of microgrids, by considering the control of line disconnections to enhance the system load margin, an identification and optimization approach for grid topology control measures based on the pa…
View article: Dynamic Instability Characteristics of Sandstone-Mudstone Combinations During Gas Drilling in Tight Sandstone Gas Reservoirs
Dynamic Instability Characteristics of Sandstone-Mudstone Combinations During Gas Drilling in Tight Sandstone Gas Reservoirs Open
View article: Energy Optimal Configuration Strategy of Distributed Photovoltaic Power System for Multi-Level Distribution Network
Energy Optimal Configuration Strategy of Distributed Photovoltaic Power System for Multi-Level Distribution Network Open
As the strategic position of distributed photovoltaic (PV) power generation in multi-level distribution networks continues to rise, its impact on the stable operation of the grid is becoming increasingly significant. This study delves into…
View article: Sustainable low-carbon AI control framework for urban district heating system
Sustainable low-carbon AI control framework for urban district heating system Open
In urban district heating systems (DHSs) of China, the conventional system control method can easily lead to uneven indoor temperature of end buildings, resulting in high energy consumption. The carbon emission of DHSs exceeds the total ca…
View article: Composite Sliding Mode Control of Phase Circulating Current for the Parallel Three-Phase Inverter Systems
Composite Sliding Mode Control of Phase Circulating Current for the Parallel Three-Phase Inverter Systems Open
The phase circulating current (PCC) of the parallel three-phase inverter systems dramatically affects the power quality and conversion efficiency of the power grid. In this paper, a composite suppression strategy is proposed to solve the P…
View article: A Voltage-Power Self-Coordinated Control System On Load-Side Of Three-Phase Inverters in Distribution Energy Grid
A Voltage-Power Self-Coordinated Control System On Load-Side Of Three-Phase Inverters in Distribution Energy Grid Open
View article: A Sliding Mode Controller with Signal Transmission Delay Compensation for the Parallel DC/DC Converter’s Network Control System
A Sliding Mode Controller with Signal Transmission Delay Compensation for the Parallel DC/DC Converter’s Network Control System Open
The network control system (NCS) of the parallel DC/DC converter is always affected by the signal transmission delay, and the ideal output performance is lost. In this paper, a typical parallel buck converter is taken as the research objec…
View article: Harmonic Analysis of Sliding-Mode-Controlled Buck Converters Imposed by Unmodeled Dynamics of Hall Sensor
Harmonic Analysis of Sliding-Mode-Controlled Buck Converters Imposed by Unmodeled Dynamics of Hall Sensor Open
DC–DC buck converters have become prominent components for energy optimization in power systems, and how to improve control performances is a challenging issue to be addressed. In this paper, we aim to investigate the harmonic problem of s…
View article: Axial-torsional nonlinear vibration of bottom hole assembly in the air drilling technology
Axial-torsional nonlinear vibration of bottom hole assembly in the air drilling technology Open
The safety and efficiency of drilling engineering are greatly impeded by destructive vibrations of drill string in air drilling, such as stick-slip, bit-bounce and their coupled vibrations. To avoid or suppress these vibrations improving t…
View article: Intergenerational Mobility of Earnings in China
Intergenerational Mobility of Earnings in China Open
Due to dataset limitations, existing studies on China’s intergenerational income mobility are unreliable. Using longitudinal data from the Chinese Health and Nutrition Survey, this study applied a modified version of the Zimmerman [Zimmerm…
View article: Sliding Mode Control for Parallel DC–DC Converter Network Systems With Uniform Quantization and Discretization Effects
Sliding Mode Control for Parallel DC–DC Converter Network Systems With Uniform Quantization and Discretization Effects Open
In this paper, a uniform quantization design method for the parallel text DC-DC converter network control system (NCS) is proposed in combination with the sliding mode control (SMC) strategy to solve the problem that performing the system …
View article: Adaptive Second-Order Sliding Mode Control of Buck Converters with Multi-Disturbances
Adaptive Second-Order Sliding Mode Control of Buck Converters with Multi-Disturbances Open
In this paper, a novel adaptive second-order sliding mode (2-SM) control approach, based on online zero-crossing detection, was proposed to solve the problems of the chattering and fixed control gain for buck converters with multi-disturba…
View article: Adaptive Continuous Sliding Mode Control of Buck Converters With Multidisturbances Based on Zero-Crossing Detection
Adaptive Continuous Sliding Mode Control of Buck Converters With Multidisturbances Based on Zero-Crossing Detection Open
In this paper, a novel adaptive continuous sliding mode (SM) control approach is proposed based on the robust stability analysis of buck converters with multi-disturbances. Instead of the traditional first-order SM methods, the twisting al…
View article: Wellbore characteristics of air drilling with hammer in thick conglomerate and its influence on hole deviation
Wellbore characteristics of air drilling with hammer in thick conglomerate and its influence on hole deviation Open
Air drilling with hammer is generally recognized as an effective drilling method, but the hole obtained in thick conglomerate formation is very irregular, and the control of hole deviation is very difficult. Although many studies have been…
View article: Unified Approach for Robust Stability Analysis of Buck Converters with Discrete-Time Sliding Mode Control
Unified Approach for Robust Stability Analysis of Buck Converters with Discrete-Time Sliding Mode Control Open
This paper proposes a novel discrete-time sliding mode (DTSM) control approach to address the robust stability problem of buck converters with multiple disturbances. The contributions lie in the “unified” modelling and controller design. I…
View article: Reduced-order disturbance observer based adaptive reaching law control for discretized MIMO systems with unmatched uncertainties
Reduced-order disturbance observer based adaptive reaching law control for discretized MIMO systems with unmatched uncertainties Open
In this paper, an adaptive discrete-time sliding mode control based on reduced-order disturbance observer is proposed for discretized multi-input multi-output systems subjected to unmatching condition. By using the designed discrete reduce…
View article: Stability of sliding mode controlled buck converters with unmodelled dynamics of circuit elements and hall sensor
Stability of sliding mode controlled buck converters with unmodelled dynamics of circuit elements and hall sensor Open
This paper investigates the stability problem of sliding mode controlled buck converters affected by unmodelled dynamics of circuit elements and Hall sensor. The parasitic resistors of all elements are contained in the modelling of buck co…
View article: Toward a complex adaptive system: The case of the Zhongguancun entrepreneurship ecosystem
Toward a complex adaptive system: The case of the Zhongguancun entrepreneurship ecosystem Open
View article: Evaluation Model for Smart Distribution Network Planning under Energy Interconnection
Evaluation Model for Smart Distribution Network Planning under Energy Interconnection Open
Due to the development of the energy interconnection, smart distribution networks (SDNs) should needs be transformed and upgraded to meet new demands. In order to assess the SDN planning, a new index system was conducted from the five attr…
View article: RESEARCH STATUS & DEVELOPMENT TREND OF DIGITAL HEALTH MONITORING OF ARCHITECTURAL HERITAGE
RESEARCH STATUS & DEVELOPMENT TREND OF DIGITAL HEALTH MONITORING OF ARCHITECTURAL HERITAGE Open
Digital Heritage monitoring is of great importance in the preventive protection of architectural heritage.The most popular technical methods in current digital monitoring of construction heritage are including: traditional measurement tech…
View article: Research on Detection Method of AC/DC Charging Interface Consistency of Electric Vehicles
Research on Detection Method of AC/DC Charging Interface Consistency of Electric Vehicles Open
the electric vehicle industry in our country is developing rapidly.However, in terms of the interchange and versatility of charging interface of electric vehicles, the research on consistency detection technology is not enough, which leads…