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Xun Peng, Hao Zhu, Dajun Xu, Mingyang Xiao, Weizong Wang and Guobiao Cai
In this study, the aerodynamic uncertainty analysis and optimization of a conventional axisymmetric vehicle with an aerodynamic configuration were investigated. The prediction precision of the typical aerodynamic performance estimating methods, namely, e...
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Bikram Kesharee Patra, Rocio L. Segura and Ashutosh Bagchi
This study addresses the vital issue of the variability associated with modeling decisions in dam seismic analysis. Traditionally, structural modeling and simulations employ a progressive approach, where more complex models are gradually incorporated. Fo...
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Wenhao Fu, Zeshuai Chen and Jiaqi Luo
Stochastic variations of the operation conditions and the resultant variations of the aerodynamic performance in Low-Pressure Turbine (LPT) can often be found. This paper studies the aerodynamic performance impact of the uncertain variations of flow para...
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Antonio Casimiro Caputo, Alessandro Federici, Pacifico Marcello Pelagagge and Paolo Salini
Wind-energy systems are strongly affected by uncertainty and variability. Therefore, uncertainty sources should be considered during the economic evaluation of this type of system. In the literature, a framework for the economic performance assessment of...
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Ying Lv, Yuxin Wang, Xiaokai Zhang and Dasheng Zhang
The efficient utilization of water resources is the key to ensuring sustainable development. Due to the complex relationship between resource utilization and economy and the environment, there are positive societal effects from a scientific and precise a...
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Zhongyou Yu, Rongwen Yao, Xun Huang and Yuting Yan
Intense anthropogenic activities pose a serious threat to groundwater quality in urban areas. Assessing pollution levels and the health risks of trace elements within urban groundwater is crucial for protecting the groundwater environment. In this study,...
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Sini?a ?adek, Davor Grgic, Chris Allison and Marina Perez-Ferragut
A comprehensive uncertainty analysis in the event of a severe accident in a two-loop pressurized water reactor is conducted using an uncertainty package integrated in the ASYST code. The plant model is based on the nuclear power plant (NPP) Kr?ko, a West...
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Abdulaziz M. Abdulaziz, Mohamed K. Ali and Omalsaad F. Hafad
In the present study, well logs and well test data of both conventional build-up tests and Mini-DST from different oil and gas fields are utilized to evaluate the effects of uncertainty in petrophysics and test techniques on well test results. This inclu...
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Evangelos Rozos, Katerina Mazi and Spyridon Lykoudis
The application of image velocimetry to measure surface streamflow velocities requires meticulous preparation, including surveying and securing both the existence of floating features on the water surface, and, as in every hydrometry method, appropriate ...
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Ruichen Xu, Yong Pang, Zhibing Hu and Xiaoyan Hu
Taking Tai Lake in China as the research area, a 3D water environment mathematical model was built. Combined with the LHS and Morris uncertainty and sensitivity analysis methods, the uncertainty and sensitivity analysis of total phosphorus (TP), total ni...
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Gilliard Nunes, Ricardo T. Minoti and Sergio Koide
Paranoá Lake, Federal District (DF), Brazil, is one of the most important urban lakes in the country and it receives inputs from basins with different characteristics, from natural and preserved to intensely urbanized and agricultural areas. The study of...
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Vasilis Bellos, Vasileios Kaisar Tsakiris, George Kopsiaftis and George Tsakiris
Dam break studies consist of two submodels: (a) the dam breach submodel which derives the flood hydrograph and (b) the hydrodynamic submodel which, using the flood hydrograph, derives the flood peaks and maximum water depths in the downstream reaches of ...
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Piotr Jankowski, Alicja Najwer, Zbigniew Zwolinski and Jacek Niesterowicz
This paper presents an approach to geodiversity assessment based on spatial multicriteria analysis. Instead of relying solely on weighted linear combination (WLC) for aggregating factor ratings and weights to compute a synthetic measure of geodiversity, ...
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Qingsong Wang, Hongkun Xiao, Qiao Ma, Xueliang Yuan, Jian Zuo, Jian Zhang, Shuguang Wang and Mansen Wang
Two methods of natural ecosystem assessment?emergy analysis (EMA) and life cycle assessment (LCA)?are reviewed in this paper. Their advantages, disadvantages, and application areas are summarized, and the similarities and differences between these two ev...
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Karim C. Abbaspour, Saeid Ashraf Vaghefi and Raghvan Srinivasan
Application of integrated hydrological models to manage a watershed?s water resources are increasingly finding their way into the decision-making processes. The Soil and Water Assessment Tool (SWAT) is a multi-process model integrating hydrology, ecology...
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Marco Giacopetti, Ezio Crestaz, Marco Materazzi, Gilberto Pambianchi and Kristijan Posavec
A conceptual model related to a mountain aquifer that is characterized by a lack of data of hydrogeological parameters and boundary conditions, which were based on a single available observational dataset used for calibration, was studied using numerical...
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Marco Giacopetti, Ezio Crestaz, Marco Materazzi, Gilberto Pambianchi, Kristijan Posavec
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A conceptual model related to a mountain aquifer that is characterized by a lack of data of hydrogeological parameters and boundary conditions, which were based on a single available observational dataset used for calibration, was studied using numerical...
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Walter Craig and Jonathon Stone
Information in phylogenetic systematic analysis has been conceptualized, defined, quantified, and used differently by different authors. In this paper, we start with the Shannon Uncertainty Measure information measure I, applying it to cladograms contain...
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Vincenza Notaro, Lorena Liuzzo, Gabriele Freni and Goffredo La Loggia
Future projections provided by climate models suggest that the occurrence of extreme rainfall events will increase and this is evidence that the climate is changing. Because the design of urban drainage systems is based on the statistical analysis of pas...
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Muhammad Arshad, Joseph H.A. Guillaume and Andrew Ross
Additional storage of water is a potential option to meet future water supply goals. Financial comparisons are needed to improve decision making about whether to store water in surface reservoirs or below ground, using managed aquifer recharge (MAR). In ...
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