Explanipedia

Post disaster repair strategy for distribution network based on hybrid power supply mode Open

Shaofan Zhang, Yanchun Cai, Yanhong Li, Yingjie Huang, Zhengtian Li , et al. · 2025

Aiming at the emergency repairs of distribution network, a strategy of expanding the scope of restoring power supply by using both mobile energy storage (MES) and the main power supply in the grid as black-start power supply is proposed. F…

Protection Scheme for Distribution Network Ground Fault Based on Comparison of Zero Sequence Magnitude Open

Shaofan Zhang, Yanchun Cai, Yanhong Li, Hongliang Wu, Ze Li , et al. · 2025

In view of the increasingly complex structure of the distribution network and the deterioration of the existing zero-sequence current protection due to the access of distributed power sources, this paper proposes a new protection scheme fo…

Risk analysis of distribution network outages under a typhoon–rainstorm–flood disaster chain Open

Hui Hou, Wenjie Wu, Ruizeng Wei, Huan He, Lei Wang , et al. · 2025

The typhoon–rainstorm–flood disaster chain poses a significant flooding risk to urban distribution network (DN) equipment, often leading to power system outages. The increasing frequency and severity of this disaster chain in East Asia, dr…

Distribution network gray-start and emergency recovery strategy with pumped storage unit under a typhoon Open

Zhenguo Wang, Hui Hou, Chao Liu, Shaohua Wang, Zhengtian Li , et al. · 2025

Summation Admittance based Protection Criterion for Transmission Lines Open

Wenliang Wu, Kaijie Wang, Zhengtian Li · 2025

Altermagnetism Induced Topological Phase Transitions in Kane-Mele Model Open

Zhengtian Li, Zeyu Li, Zhenhua Qiao · 2024

We theoretically demonstrate that Chern number tunable quantum anomalous Hall effect (QAHE) and second-order topological insulators can be induced in the two-dimensional $\mathbb{Z}_2$ topological insulator (TI), i.e., Kane-Mele model, by …

Longitudinal protection scheme of distributed power distribution network based on M_T comprehensive similarity Open

Lingfeng Zhu, Zekun Shuai, Linfeng Yu, Zhengtian Li · 2024

To solve the problems of the rapid deterioration of the three-stage overcurrent protection performance after the extensive access of inverter distributed generators, the deterioration of the traditional longitudinal protection performance,…

Braiding Induced by Finite-Size Effect in One-Dimensional Topological Superconductors Open

Hongfa Pan, Zhengtian Li, Jinxiong Jia, Zhenhua Qiao · 2024

We investigate the transport properties of Majorana zero mode (MZM) and Majorana Kramers pair (MKP) in one-dimensional topological superconductors, respectively. An effective model is established for braiding of MZMs and MKPs. We employ th…

A production and transport scheduling strategy of energy and resources of pelagic clustering islands based on generalized movable energy storage Open

Zhongnan Feng, Zhiheng He, Xiangning Lin, Weijie He, Lanxuan Guo , et al. · 2024

At present, most pelagic islands rely on the mainland for resource replenishment. And due to the limited island area, it is not sufficient to simultaneously place enough basic load facilities and new energy generation and consumption facil…

A novel accelerated trip scheme for AC grids based on open-switching traveling waves Open

Yuqi Wu, Zhengtian Li, Xiangning Lin, Shankang Cao, Zhongnan Feng , et al. · 2024

The delayed operation of a zone-2 impedance relay for handling faults on the end-section of a protected line can exacerbate power system instability. To accelerate the trip of a zone-2 circuit breaker (CB), many accelerated trip (AT) schem…

Resilient Market Bidding Strategy for Mobile Energy Storage System Considering Transfer Uncertainty Open

K Wang, Fanrong Wei, Xiangning Lin, Zhengtian Li, Yuncong Ma , et al. · 2024

A novel wind turbine control strategy to maximize load capacity in severe wind conditions Open

Wenqin Song, Yongcheng Liu, Zhuxiu Wang, Suyang Ding, Xiangning Lin , et al. · 2022

Optimal scheduling of battery charging–swapping systems for distribution network resilience enhancement Open

Quan Sui, Feiyu Li, Chuantao Wu, Zhongnan Feng, Xiangning Lin , et al. · 2022

When offshore-island renewable distribution systems (OIRDSs) encounter multiple failures in case of extreme weather, the battery charging–swapping system (BCSS) is a promising solution to reduce the power outage loss and enhance resilience…

A Novel Fault Soft Interruption Scheme Suitable for Smart Circuit Breakers Open

Xiao Ma, Xiangning Lin, Yuqi Wu, Shankang Cao, Zhengtian Li , et al. · 2022

With the rapid development of smart substations, the application of smart circuit breakers (CB) has acquired a substantial technical basis.One of the key issues is that the short-circuit current (SCC) and arcing duration time in fault inte…

Optimal Scheduling of Battery Charging-Swapping Systems for Distribution Network Resilience Enhancement Open

Quan Sui, Feiyu Li, Chuantao Wu, Zhongnan Feng, Xiangning Lin , et al. · 2022

A Novel DC Bias Suppression Method Considering the Cooperation of Multiple Devices Open

Shumin Ma, Xiangning Lin, Zhengtian Li, Neng Jin, Zirui Rong , et al. · 2021

The dc bias phenomenon caused by the excessive current of the neutral point will pose significant threats to the transformers. The conventional suppression method based on capacitive dc blocking device (BD) can prevent dc bias current from…

A System-Level Suppression Method for DC Bias Based on Reverse Unbalanced Currents in the Same Transmission Section Open

Shumin Ma, Xiangning Lin, Zhengtian Li, Neng Jin, Zirui Rong , et al. · 2021

Conventional dc bias suppression strategies mainly rely on a single type of device, such as blocking capacitor or blocking resistance. However, these methods are passive palliatives and cannot restrain dc bias currents from the sources. In…

Extra‐sensitive impedance differential protection immune to CT saturation Open

Ning Tong, Xiangning Lin, Rui Zhang, Yixin Zhuo, Neng Jin , et al. · 2020

For extra‐high voltage transmission lines configured with a communication channel, the current differential protection is facing a dilemma between sensitivity and security. On the one hand, the resistive coverage will not be sufficiently h…

Compensation voltage moduli comparison‐based wide‐area protection algorithm independent of data synchronism and integrity Open

Xiangning Lin, Shumin Ma, Neng Jin, Ning Tong, Le Chen , et al. · 2020

Secondary direct‐current loss within a substation is a severe event. In China, each line protection device is generally powered by one set of secondary direct current (DC) power system within a substation of 110 kV voltage level. In this c…

Optimal breaker failure protection for potential over-limit short-circuit current Open

Fanrong Wei, Xiao Ma, Xiangning Lin, Zhengtian Li · 2020

In this paper, an optimal breaker failure protection (OBFP) is proposed to deal with the risk of potential breaker failure which is caused by unpredictable over-limit short-circuit current (SCC). First of all, to avoid the severe consequen…

Energy Transmission Mode Based on All-electric Vessels for Pelagic Islands and Its Coordinated Scheduling Strategy Open

Zhixun Wang, Chang Liu, Xiangning Lin, Zhengtian Li · 2020

There is a lack of effective liaison between pelagic island microgrids, leading to inflexible transmission of energy between islands. However, the interconnection mode by submarine cables is not economical due to the long distances between…

Collaborative Optimal Pricing and Day-Ahead and Intra-Day Integrative Dispatch of the Active Distribution Network with Multi-Type Active Loads Open

Chong Chen, Zhou Xuan, Xin‐She Yang, Zhiheng He, Zhuo Li , et al. · 2018

In order to better handle the new features that emerge at both ends of supply and demand, new measures are constantly being introduced, such as demand-side management (DSM) and prediction of uncertain output and load. However, the existing…

A Novel Thermal Energy Storage System in Smart Building Based on Phase Change Material Open

Fanrong Wei, Yuanzheng Li, Quan Sui, Xiangning Lin, Le Chen , et al. · 2018

This paper presents a novel phase change material based thermal energy storage system (PCMTESS) that is suitable for smart building energy management, together with its corresponding thermal-electric combined two-stage dispatching strategy…

A New Method for Distribution Network Reconfiguration Analysis under Different Load Demands Open

Firas M. F. Flaih, Xiangning Lin, Mohammed Kdair, Samir M. Dawoud, Zhengtian Li , et al. · 2017

The strategies of distribution network reconfiguration are applicable for minimizing power loss and saving electrical energy in the distribution system. Network reconfiguration is usually represented by constant load demand so ignoring the…

An Adaptive Current Quick Break Protection Based on Power Frequency Variation Open

Hui Li, Zixuan Wang, Xiangning Lin, Ning Xu, Zhengtian Li , et al. · 2017

A mathematical model of resistance type superconducting fault current limiter (R-SFCL) is established and the influence to power frequency variation distance relay has been analyzed firstly.Then, it indicates that the input of the supercon…

A Novel DFIG Damping Control for Power System with High Wind Power Penetration Open

Aiguo Tan, Xiangning Lin, Jinwen Sun, Ran Lyu, Zhengtian Li , et al. · 2016

Aiming at the fact that large-scale penetration of wind power will to some extent weaken the small signal stability of power systems, in this paper, the dynamic model of a doubly fed induction generator (DFIG) is established firstly, to an…

Design of power supply network based on 500/110 kv for load center and comprehensive accessibility evaluation Open

Yixin Zhuo, Jingyou Xu, Fanrong Wei, Lvyang Xu, Xiangning Lin , et al. · 2016

Growing electric power demand and the consumption of large-scale renewable energy require a more efficient power supply network, with less occupied areas in load centers. In this paper, application principles of power supply network based …

Electrical Vehicle Wireless Charging Technology Based on Energy Internet Application in China Open

Hui Hou, Jun Xie, Dongming Zhao, Wei Chen, Zhengtian Li , et al. · 2016

In response to global climate change as well as seeking for sustainable development, Electrical Vehicle (EV) is growing fast these years. During the new Energy Internet development era, EV will develop as one of the most important link bet…

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