Results 21 to 30 of about 239 (100)

Guest Editorial: Grid‐forming converters placement and utilisation to enhance transmission and distribution performances under high penetration of inverter‐based resources

IET Generation, Transmission & Distribution, 2023
Power systems around the world are rapidly transitioning to much higher shares of inverter‐based resources (IBRs) with few synchronous generators remaining online.
Badrzadeh Babak, Matevosyan Julia, Emin Zia, Lu Chao   +3 more
doaj   +1 more source

A hybrid arm‐multiplexing MMC for DC fault ride‐through without blocking

IET Renewable Power Generation, 2023
Considering both the DC fault ride‐through (FRT) and lightweight requirements of modular multilevel converter (MMC), this paper proposes a hybrid arm‐multiplexing modular multilevel converter (HAM‐MMC).
Yi Wang, Yuwei Li, Chen Wang, Jianye Tao
doaj   +1 more source

Modelling and analysis of LCC‐HVDC converter station for harmonic coupling of AC/DC power grid during geomagnetic storm

IET Power Electronics, 2023
In this paper, the problem of harmonic coupling between the converter transformer and the converter under the action of geomagnetically induced current (GIC) is proposed to be investigated.
Yang Peihong, Han Xiaoyong, Jiang Hui, Shi Xizhi, Zhang Zilei, Liu Chunming, Liu Lianguang   +6 more
doaj   +1 more source

Driver optimization of high power converter based on BIGT reverse conduction loss

IET Power Electronics
Bi‐mode Insulated Gate Transistor (BIGT), owing to its notable attributes in power density and compact dimensions, holds promising applications in the realm of high power converters.
Lei Qi, Ze Li, Xiangyu Zhang, Jin Yang, Yuanfang Lu, Jingfei Wang, Fuyue Wen, Kefeng Wang, Xinyu Hu   +8 more
doaj   +1 more source

High‐Fidelity Simulation‐Driven Control Framework for Robust Grid Integration of Renewable Energy Systems

Energy Science &Engineering, EarlyView.
This work proposes a high‐fidelity, simulation‐driven control framework for robust grid integration of hybrid PV–wind systems using a modular, hierarchical multi‐loop architecture with adaptive decision logic. The framework coordinates power, DC‐link voltage, and grid currents under fast load and generation changes, enabling safe exploration of extreme
Wulfran Fendzi Mbasso, Ambe Harrison, Idriss Dagal, Pradeep Jangir, Zhe Liu, Aseel Smerat   +5 more
wiley   +1 more source

Bi‐Level Coordination of Demand Response and Multiple Virtual Power Plants in a Distribution Network for Flexibility Assessment

Energy Science &Engineering, EarlyView.
This study presents a hierarchical coordination framework where multiple VPPs interact with the DSO to optimize energy trades and flexibility offers. Each VPP aggregates DERs and DR, performing internal optimization, day‐ahead bidding, and assessing flexibility to reduce excess renewable generation and pollution.
Alireza Zare, Mohammad Agha Shafiyi, Mehrdad Setayesh Nazar, Miadreza Shafie‐khah, Pierluigi Siano   +4 more
wiley   +1 more source

Correlation Between Evaporation Dynamics and Self‐Healing Characteristics in Metallised Polypropylene Films

High Voltage, EarlyView.
ABSTRACT The morphology and structure of electrodes play a pivotal role in determining the self‐healing performance and current‐carrying capacity of metallised biaxially oriented polypropylene (BOPP) films. An experimental setup replicating the industrial vacuum evaporation process and a custom‐designed self‐healing testing platform were specifically ...
Zhi‐Yuan Wu, Jian‐Tao Wang, Zhi‐Yuan Wang, Shao‐Long Zhong, Lei Huang, Zhi‐Min Dang, Wei Wang   +6 more
wiley   +1 more source

Analysis of stable operation region of the hybrid AC/DC distribution systems

The Journal of Engineering, 2020
Hybrid alternating current (AC)/direct current (DC) distribution is a promising technology emerging for future power systems owing to its advantages, such as high controllability and compatibility.
Ming Wu, Rui Li, Linze Yang, Hanwen Gu, Yueqi Wang, Zaibin Jiao   +5 more
doaj   +1 more source

Multiterminal High‐Voltage Direct Current Projects: A Comprehensive Assessment and Future Prospects

High Voltage, EarlyView.
ABSTRACT Multiterminal high‐voltage direct current (MT‐HVDC) systems are an important part of modern power systems, addressing the need for bulk power delivery and efficient renewable energy integration. This paper provides a comprehensive overview of recent advances in MT‐HVDC technology, including launched projects and ongoing initiatives.
Mohammad Hossein Mousavi, Hassan Moradi, Kumars Rouzbehi, Vijay K. Sood   +3 more
wiley   +1 more source

Quasi square wave operation of modular multilevel converter based dual active bridge DC–DC converter with inductor energy recovery

IET Power Electronics
The modular multilevel DC–DC transformer (MMDCT) provides a reliable solution to overcome the challenges of conventional dual‐active‐bridge converters in terms of power semiconductors ratings and dv/dt stress on transformer coupling windings.
Peizhou Xia, Chuantong Hao, Paul Judge, Michael Merlin, Stephen Finney   +4 more
doaj   +1 more source