Zengqiang Mi
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View article: Typical characteristic mining and load evaluation for the difficulties of power supply–demand balance regulation
Typical characteristic mining and load evaluation for the difficulties of power supply–demand balance regulation Open
Power systems face significant challenges in maintaining power balance because of the stochasticity of sources and loads. This unpredictability makes it difficult to characterize the typical demand for grid power balance regulation, which …
View article: Secondary flexibility market mechanism design and response behavior analysis among multi-microgrids with high proportional BTM-RERs
Secondary flexibility market mechanism design and response behavior analysis among multi-microgrids with high proportional BTM-RERs Open
As the proportion of behind-the-meter (BTM) renewable energy resources (RERs) in the distribution network continues to rise, the precise role of RERs in the flexibility market, whether as "Recipients" or "Providers", is becoming less disti…
View article: Evaluation method for insulation degradation of power transformer windings based on incomplete internet of things sensing data
Evaluation method for insulation degradation of power transformer windings based on incomplete internet of things sensing data Open
This paper proposes a novel evaluation method to address the challenge of evaluating insulation degradation in power transformer windings based on incomplete online Internet of Things (IoT) sensing data. The method leverages the Wasserstei…
View article: A self‐constraint model predictive control method via air conditioner clusters for min‐level generation following service
A self‐constraint model predictive control method via air conditioner clusters for min‐level generation following service Open
As renewable power generation increases in distribution networks, the real‐time power balance is becoming a tough challenge. Unlike simple peak‐load shedding or demand turn‐down scenarios, generation following (GF) requires persistent and …
View article: Corrigendum: Response capability evaluation model of electric vehicle aggregator based on evolutionary game and response anticipation
Corrigendum: Response capability evaluation model of electric vehicle aggregator based on evolutionary game and response anticipation Open
In the published article, an author name was incorrectly written as [Xiangchu Xu1*, Zeqiang Mi1, Zeiwei Zhan1 and Ling Ji2]. The correct spelling is [Xiangchu Xu1*, Zengqiang Mi1, Zewei Zhan1 and Ling Ji2]. The authors apologize for this e…
View article: A rolling-horizon cleaning recommendation system for dust removal of industrial PV panels
A rolling-horizon cleaning recommendation system for dust removal of industrial PV panels Open
Periodic cleaning of photovoltaic (PV) panels, such as every three months, is a common industry practice. However, this fixed period may not be optimal for maximizing the profit of a PV power generation system, due to numerous time-variant…
View article: An Optimized Decision Model for Electric Vehicle Aggregator Participation in the Electricity Market Based on the Stackelberg Game
An Optimized Decision Model for Electric Vehicle Aggregator Participation in the Electricity Market Based on the Stackelberg Game Open
With the growing popularity of charging pile infrastructure and the development of smart electronic devices and 5G communication technologies, the electric vehicle aggregator (EVA) as a bidding entity can aggregate numerous electric vehicl…
View article: A Self-constraint Model Predictive Control Method via Air Conditioner Clusters for Min-level Generation Following Service
A Self-constraint Model Predictive Control Method via Air Conditioner Clusters for Min-level Generation Following Service Open
As renewable power generation increases in distribution networks, the real-time power balance is becoming a tough challenge. Unlike simple peak-load shedding or demand turn-down scenarios, generation following requires persistent and preci…
View article: Response capability evaluation model of electric vehicle aggregator based on evolutionary game and response anticipation
Response capability evaluation model of electric vehicle aggregator based on evolutionary game and response anticipation Open
Accurately quantitative evaluation of the response capability of electric vehicle aggregator (EVA), i.e., the adjustable range of power, is the premise and basis of its participation in the demand response (DR). In response to the current …
View article: Spatial‐temporal response capability probabilistic evaluation method of electric vehicle aggregator based on trip characteristics modelling
Spatial‐temporal response capability probabilistic evaluation method of electric vehicle aggregator based on trip characteristics modelling Open
Accurately evaluating the response capability of electric vehicles (EVs) is very important for an EV aggregator (EVA) to formulate reasonable bidding strategies in ancillary service markets. Most of the methods proposed in the existing lit…
View article: Power Coordinated Control and Parameter Analysis for Spiral Spring Energy Storage Systems Based on Backstepping Control Under Current Vector Orientation
Power Coordinated Control and Parameter Analysis for Spiral Spring Energy Storage Systems Based on Backstepping Control Under Current Vector Orientation Open
As a new and great source of potential energy storage technology, the spiral spring energy storage (SSES) technology uses a permanent magnet synchronous machine (PMSM) to tighten or release the spiral spring for energy conversion. In allus…
View article: Power transformer oil–paper insulation degradation modelling and prediction method based on functional principal component analysis
Power transformer oil–paper insulation degradation modelling and prediction method based on functional principal component analysis Open
This study is for the case where the available data of power transformer oil–paper insulation is limited to a small amount furfural data, to solve the problems in oil–paper insulation degradation modelling, such as few samples available, u…
View article: Control scheme to extend lifetime of BESS for assisting wind farm to track power generation plan based on wind power feature extraction
Control scheme to extend lifetime of BESS for assisting wind farm to track power generation plan based on wind power feature extraction Open
In allusion to the issues of high loss of lifetime and neglecting scheduling potential, a control scheme to extend BESS lifetime for assisting wind farm to track power generation plan based on wind power feature extraction through improved…
View article: An Estimation Method for Schedulable Capability of Aggregated Electric Vehicles Considering Response Uncertainty
An Estimation Method for Schedulable Capability of Aggregated Electric Vehicles Considering Response Uncertainty Open
Accurate assessment of schedulable capacity is a prerequisite for AEVs（aggregated electric vehicles） to participate in auxiliary services， and how to quantify users' willingness to respond is a challenge in schedulable capacity assessment.…
View article: Improved Model Predictive Control with Prescribed Performance for Aggregated Thermostatically Controlled Loads
Improved Model Predictive Control with Prescribed Performance for Aggregated Thermostatically Controlled Loads Open
Aggregate thermostatically controlled loads (ATCLs) are a suitable candidate for power imbalance on demand side to smooth the power fluctuation of renewable energy. A new control scheme based on an improved bilinear aggregate model of ATCL…
View article: Hybrid Control Strategy for Air-conditioning Loads Participating in Peak Load Reduction Through Wide-range Transport Model
Hybrid Control Strategy for Air-conditioning Loads Participating in Peak Load Reduction Through Wide-range Transport Model Open
This paper proposes a hybrid control strategy of air-conditioning loads (ACLs) for participating in peak load reduction. The hybrid control strategy combines the temperature setpoint adjustment (TSA) control and on/off control together to …
View article: An Economic and Optimal Dispatch Model for Battery Swapping Stations Containing Photovoltaics Considering Variable-speed Charging Mechanism
An Economic and Optimal Dispatch Model for Battery Swapping Stations Containing Photovoltaics Considering Variable-speed Charging Mechanism Open
Power swamping is one of the important ways to replenish the energy of electric vehicles. Based on the relationship between battery degradation and charging speed， the paper takes battery swamping stations containing photovoltaics as the r…
View article: Accommodation of Curtailed Wind Power by Electric Boilers Equipped in Different Locations of Heat-supply Network for Power System with CHPs
Accommodation of Curtailed Wind Power by Electric Boilers Equipped in Different Locations of Heat-supply Network for Power System with CHPs Open
Electric boilers (EBs) provide an alternative method to deal with the accommodation of curtailed wind power. To pursue the minimum coal consumption in the system, a dispatching model integrating combined-heat-and-power (CHP) plants and EBs…
View article: A stator current vector orientation based multi-objective integrative suppressions of flexible load vibration and torque ripple for PMSM considering electrical loss
A stator current vector orientation based multi-objective integrative suppressions of flexible load vibration and torque ripple for PMSM considering electrical loss Open
To store energy from the grid into spiral torsion spring (STS) smoothly and efficiently via PMSM, a multi-objective control problem of flexible load's vibration, PMSM's torque ripple, and electrical loss is raised, where the current studie…
View article: An integrated scheme of speed control and vibration suppression for spiral spring energy storage system driven by PMSM based on backstepping control with minimum electrical loss
An integrated scheme of speed control and vibration suppression for spiral spring energy storage system driven by PMSM based on backstepping control with minimum electrical loss Open
The operational performance of the spiral spring energy storage system is affected by the vibration of the spiral spring and the electrical loss of the permanent magnet synchronous motor. It is important to eliminate vibration and reduce e…
View article: Tri‐level decision‐making framework for strategic trading of demand response aggregator
Tri‐level decision‐making framework for strategic trading of demand response aggregator Open
This article presents a new decision‐making framework for strategic trading of demand response aggregator (DRA). The proposed framework consists of three layers. At the first layer, the wholesale energy market operated by independent syste…
View article: Prediction and Analysis of the Relationship between Energy Mix Structure and Electric Vehicles Holdings Based on Carbon Emission Reduction Constraint: A Case in the Beijing-Tianjin-Hebei Region, China
Prediction and Analysis of the Relationship between Energy Mix Structure and Electric Vehicles Holdings Based on Carbon Emission Reduction Constraint: A Case in the Beijing-Tianjin-Hebei Region, China Open
In response to air pollution problems caused by carbon emissions, electric vehicles are widely promoted in China. Since thermal power generation is the main form of power generation, the large-scale development of electric vehicles is equi…
View article: Multi-Dimensional Indexes for the Sustainability Evaluation of an Active Distribution Network
Multi-Dimensional Indexes for the Sustainability Evaluation of an Active Distribution Network Open
An active distribution network (ADN) differs from a traditional distribution network in many aspects, one of which is the integration of a large amount of distributed generation (DG), especially intermittent photovoltaics (PVs). The integr…
View article: Purchase Bidding Strategy for Load Agent With the Incentive-Based Demand Response
Purchase Bidding Strategy for Load Agent With the Incentive-Based Demand Response Open
Due to the development of intelligent electric devices and advanced metering infrastructures, demand response will be widely utilized in the trading of the electricity market and maintain energy balance of the power system. In this paper, …
View article: Day-Ahead Optimal Joint Scheduling Model of Electric and Natural Gas Appliances for Home Integrated Energy Management
Day-Ahead Optimal Joint Scheduling Model of Electric and Natural Gas Appliances for Home Integrated Energy Management Open
Home energy management systems (HEMSs) enable residential customers to efficiently participate in demand response programs in order to obtain optimal benefits. Traditional HEMSs only manage household electric appliances to reduce the elect…
View article: Control design and implementation of a spiral spring energy storage system connected to a grid via PMSG
Control design and implementation of a spiral spring energy storage system connected to a grid via PMSG Open
For an innovative spiral spring energy storage system, the permanent magnet synchronous generator (PMSG) is utilized as the energy conversion device due to its simple structure, low weight and high torque. During power generation, the outp…