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Z. Jason Hou, Nicholas D. Ward, Allison N. Myers-Pigg, Xinming Lin, Scott R. Waichler, Cora Wiese Moore, Matthew J. Norwood, Peter Regier and Steven B. Yabusaki
The influence of coastal ecosystems on global greenhouse gas (GHG) budgets and their response to increasing inundation and salinization remains poorly constrained. In this study, we have integrated an uncertainty quantification (UQ) and ensemble machine ...
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Rosmaliati, Bernandus Anggo Seno Aji, Isa Hafidz, Ardyono Priyadi, Mauridhi Hery Purnomo
Pág. 233 - 245
Fault detection in the incipient stage is necessary to avoid hazardous operating conditions and reduce outage rates in transformers. Fault-detected dissolved gas analysis is widely used to detect incipient faults in oil-immersed transformers. This paper ...
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Youngwook Lim, Junwon Min, Taewook Kang and Dongchoul Kim
The dissolved gas concentration in a stirred tank has significant importance in the chemical and biological processing industries as mass transfer from the injected gas to an aqueous solution must occur for the gas to be usable. As the solubility of the ...
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George Odongo, Richard Musabe and Damien Hanyurwimfura
This study investigates the use of machine-learning approaches to interpret Dissolved Gas Analysis (DGA) data to find incipient faults early in oil-impregnated transformers. Transformers are critical pieces of equipment in transmitting and distributing e...
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Jun Lin, Lei Su, Yingjie Yan, Gehao Sheng, Da Xie and Xiuchen Jiang
It is of great significance to accurately get the running state of power transformers and timely detect the existence of potential transformer faults. This paper presents a prediction method of transformer running state based on LSTM_DBN network. Firstly...
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Lefeng Cheng, Tao Yu, Guoping Wang, Bo Yang and Lv Zhou
This paper develops a novel dynamic correction method for the reliability assessment of large oil-immersed power transformers. First, with the transformer oil-paper insulation system (TOPIS) as the target of evaluation and the winding hot spot temperatur...
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Joshua F. Dean, Michael F. Billett, Callum Murray, Mark H. Garnett
Pág. 236 - 244
Methane (CH4) is a powerful greenhouse gas that plays a prominent role in the terrestrial carbon (C) cycle, and is released to the atmosphere from freshwater systems in numerous biomes globally. Radiocarbon (14C) analysis can indicate both the age and so...
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Ajay Pardey,V. S. Sapkal,R. S. Sapkal
Pág. 202 - 213
Membrane bioreactor (MBR) technology is advancing rapidly around the world both in research and commercial applications. Despite the increasing number of studies and full-scale applications of MBR systems, directions and trends in academic research as we...
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Lathifa Putri Afisna,Wibawa Endra Juwana,Indarto Indarto,Deendarlianto Deendarlianto,Fellando Martino Nugroho
Pág. 73 - 80
Qualified and preserved water is declining due to metal, waste, and hazardous chemicals contamination. Demand on fresh water raises and leads to the efforts on processing waste water with effective and efficient technology. Microbubble generator technolo...
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Xinhong Liu, Yan Gao, Zhenhua Zhang, Jia Luo, Shaohua Yan
Pág. 1 - 12
Water bodies are major areas for methane release. Eutrophic water bodies may promote methane flux. The sediment-water interface is the major location for methane release, and studies on sediment-water interactions are necessary to regulate methane releas...
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