Results 21 to 30 of about 1,511,904 (357)

Research and Development of Nondestructive Detection Technology for Wind Turbine Blades

Zhongguo dianli, 2023
In addition to withstanding aerodynamic forces, blades also experience other forces such as gravity and centrifugal force during operation, as well as damage from rain, snow, sand, salt spray, lightning and other factors, making the wind turbine blade ...
Lei WANG, Yibing LIU, Wei TENG, Xinwei HUANG, Jiantao LIU   +4 more
doaj   +1 more source

Preparation of Sulfur-doped Porous Carbon and Its Electro-adsorption Performance for Heavy Metals in Desulfurization Wastewater

发电技术, 2023
Heavy metal pollution in desulfurization wastewater from coal-fired power plants has huge potential harm to the environment. Among them, the problem of heavy metal ions such as Pb2+, Cd2+ and Cr3+ is particularly prominent. Efficient and targeted removal
YIN Taozhu, ZHANG Yongsheng, WANG Tao, WANG Jiawei   +3 more
doaj   +1 more source

Electrochemical Behavior and Passive Film Properties of Hastelloy C22 Alloy, Laser-Cladding C22 Coating, and Ti–6Al–4V Alloy in Sulfuric Acid Dew-Point Corrosion Environment

Metals, 2022
The electrochemical behavior and passive film properties of Hastelloy C22 alloy, laser-cladding C22 coating, and Ti–6Al–4V alloy in sulfuric acid dew-point corrosion environment were investigated through a combination of electrochemical measurements and ...
Chao Zheng, Zongde Liu, Quanbing Liu, Yao Kong, Shengyang Guo, Congcong Liu   +5 more
doaj   +1 more source

Experimental investigation of the performance of a single‐slope solar still under Aswan climate conditions

IET Renewable Power Generation, 2021
Solar desalination has been introduced as it provides several environmental and economical advantages. In which, the desalination process depends mainly on the intensity of solar irradiance and ambient temperature.
Mahmoud Roshdy, Salama Abd Elhady, Mohamed Shaban, Mohamed F.C. Esmail   +3 more
doaj   +1 more source

Comprehensive approach to modeling and simulation of dynamic soft-sensing design for real-time building energy consumption

International Journal of Distributed Sensor Networks, 2017
This research develops a multi-layer hybrid soft-sensor model to improve the accuracy of building thermal load prediction using integrated data. The multi-layer hybrid model (autoregressive and particle swarm optimization neural network) hybridizes an ...
Kai Liu, Ting-Zhang Liu, Ping Fang, Zhan-Pei Li   +3 more
doaj   +1 more source

Evaluation of Nuclear Accident Atmospheric Radionuclide Transport Model ARTM

南方能源建设, 2020
[Introduction] To address the issue of decisions under nuclear emergency and nuclear accident consequence assessment of common concern at home and abroad, in this paper.
NING Shasha, LI Jingtao, ZHANG Huaiyu
doaj   +1 more source

Predictive monitoring of asset populations in a rotating plant under operational uncertainty: a transfer learning approach

Data-Centric Engineering
Processing and extracting actionable information, such as fault or anomaly indicators originating from vibration telemetry, is both challenging and critical for an accurate assessment of mechanical system health and subsequent predictive maintenance.
Ziad Ghauch, Andrew Young, Blair David Brown, Bruce Stephen, Graeme West, Stephen McArthur, Andrew Duncan   +6 more
doaj   +1 more source

Structural and parametric synthesis of anti-average control algorithms for realizing adaptive frequency operating automaticselectrotechnical systems

Известия высших учебных заведений: Проблемы энергетики, 2019
In the event of accidents in power systems associated with a reduction in frequency in order to prevent the complete repayment of the energy district and accelerate the elimination of the accident, frequency division automatics (FDA) are used.
V. R. Ivanovа, I. Y. Ivanov, V. V. Novokreshchenov   +2 more
doaj   +1 more source

Investigation of Thermo-Flow Characteristics of Natural Draft Dry Cooling Systems Designed with Only One Tower in 2 × 660 MW Power Plants

Energies, 2021
In recent years, natural draft dry cooling systems with only one tower have been adopted in some 2 × 660 MW power-generating units owing to the advantage of lower construction costs.
Mohan Liu, Lei Chen, Kaijun Jiang, Xiaohui Zhou, Zongyang Zhang, Hanyu Zhou, Weijia Wang, Lijun Yang, Yuguang Niu   +8 more
doaj   +1 more source

Proposed methodology for online frequency response analysis based on magnetic coupling to detect winding deformations in transformers

High Voltage, 2019
Frequency response analysis is widely used as a method for the offline diagnosis of winding deformations in power transformers. To apply it to a working transformer, people need to determine how to inject the excitation signal and measure the response ...
Yangchun Cheng, Jiangang Bi, Jiangang Bi, Wenzhi Chang, Yuan Xu, Xiaohua Pan, Xianwei Ma, Shuai Chang   +7 more
doaj   +1 more source