Results 61 to 70 of about 799 (256)

Turning Water Into a Tool: From Degradation Pathways to Functional Engineering in Halide Perovskites

Advanced Materials Technologies, EarlyView.
Water exhibits a threshold‐dependent dual role in lead halide perovskites, acting either as a degradation trigger or as a powerful tool for defect passivation, recrystallization, and structural engineering. This review discusses how controlled water‐mediated interactions govern stability, dimensionality, and optoelectronic performance, providing ...
Raphaella T. S. Gonçalves, Gabriela O. Gera, Aryane Tofanello, Jose A. Souza, Andre L. M. Freitas   +4 more
wiley   +1 more source

Predicting the Temperature Rise in Oil-Immersed Transformers Based on the Identification of Thermal Circuit Model Parameters

Energies
The temperature rise test for transformers is time-consuming, energy-intensive, and has low detection efficiency. To improve the efficiency of the temperature rise test and reduce energy consumption, this paper proposes a temperature rise prediction ...
Yujia Hu, Li Wang, Jialing Li, Huiying Weng, Zhiyao Zheng, Guohao Wen, Fan Zhang   +6 more
doaj   +1 more source

Prediction Model for Dissolved Gas Concentration in Transformer Oil Based on Modified Grey Wolf Optimizer and LSSVM with Grey Relational Analysis and Empirical Mode Decomposition

Energies, 2020
Oil-immersed transformer is one of the most important components in the power system. The dissolved gas concentration prediction in oil is vital for early incipient fault detection of transformer.
Bing Zeng, Jiang Guo, Fangqing Zhang, Wenqiang Zhu, Zhihuai Xiao, Sixu Huang, Peng Fan   +6 more
doaj   +1 more source

Extrusion Bioprinting for Wound Healing: Innovations in Functionalized Bioinks and Bioprinting Technology

Advanced Materials Technologies, EarlyView.
Extrusion‐based bioprinting (EBB) has emerged as a versatile biofabrication platform capable of precisely depositing bioinks composed of biomaterials, cells, and bioactive agents to generate patient‐specific, biomimetic skin constructs. This paper presents a state‐of‐the‐art and forward‐looking overview of EBB for wound healing, encompassing printing ...
Hien‐Phuong Le, Anh Tuan Trong Tran, Ammara Waheed, Tran Thanh Tung, Dusan Losic   +4 more
wiley   +1 more source

SELECTING RATED CAPACITY FOR POWER TRANSFORMERS

Известия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2015
The article proposes a method for selecting the rated capacity of oil-immersed power transformers adjusted for a more accurate calculation of their load-carrying capability.
M. I. Fursanov, I. I. Dul
doaj  

Motion Characteristics of Copper Particles in Oil Immersed Transformer Insulating Oil and its Effect on Insulation Performance

Advances in Electrical and Computer Engineering
Oil-immersed transformers a key equipment in the power system, their safe and stable operation of the entire power system has an important impact. Oil-immersed transformers generate metal particles during production and transport, which can trigger ...
YANG, H., MA, J., ZHOU, S., CHEN, M., ZHOU, F., ZHANG, L.   +5 more
doaj   +1 more source

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

Advanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu, Bin Cui, Xumin Huang, Xiaoyu (Rayne) Zheng, T. Thang Vo‐Doan, Ruirui Qiao   +5 more
wiley   +1 more source

Deep Machine Learning-Based Asset Management Approach for Oil- Immersed Power Transformers Using Dissolved Gas Analysis

IEEE Access
Reliable operation of oil-immersed power transformers is crucial for electrical transmission and distribution networks. However, the aging of high voltage assets including power transformers along with the increasing of load demand have heightened the ...
Lan Jin, Dowon Kim, Kit Yan Chan, Ahmed Abu-Siada   +3 more
doaj   +1 more source

Edible Pouch Motors

Advanced Robotics Research, EarlyView.
Edible robotics is an emerging field that leverages edible materials to construct robotic systems. This study presents a method to create thin, lightweight, yet powerful edible soft actuators, namely edible pouch motors. The successful operation of these edible actuators and grippers renders their potential to advance future developments in edible ...
Keigo Takahashi, Kazuma Takai, Ryuma Niiyama, Jun Shintake   +3 more
wiley   +1 more source

A novel artificial neural network approach for residual life estimation of paper insulation in oil‐immersed power transformers

IET Electric Power Applications
Avoiding financial losses requires preventing catastrophic oil‐filled power transformer breakdowns. Continuous online transformer monitoring is needed.
Md. Manzar Nezami, Md. Danish Equbal, Md. Fahim Ansari, Majed A. Alotaibi, Hasmat Malik, Fausto Pedro García Márquez, Mohammad Asef Hossaini   +6 more
doaj   +1 more source