Fuentes Saez, Deysi Gabriela(Universitat Politècnica de València, 2022-06-15)
[ES] El acuífero en estudio se encuentra ubicado en la subcuenca del rio Chambo que forma parte de la demarcación del Pastaza, que pertenece a la vertiente del Amazonas. La subcuenca cubre una superficie de 3580 km² y un ...
Uribe Asarta, Janire(Universitat Politècnica de València, 2019-07-31)
[ES] El Departamento de Ingeniería Civil, Ambiental, Territorial y Arquitectura (DICAteA) de la Universidad de Parma, Italia, llevó a cabo un experimento de transporte de masa empleando un tanque de plexiglás de medidas ...
Li ., Liangping; Zhou ., Haiyan; Franssen, HJH; Gómez-Hernández, J. Jaime(American Geophysical Union (AGU), 2012-01)
The ensemble Kalman filter (EnKF) is coupled with upscaling to build an aquifer model at a coarser scale than the scale at which the conditioning data (conductivity and piezometric head) had been taken for the purpose of ...
Baldera Santisteban, Juan Alonso(Universitat Politècnica de València, 2020-10-13)
[ES] La modelación de las aguas subterránea es una herramienta muy potente para la evaluación de los acuíferos fracturados. En este trabajo, se construyó el modelo matemático del acuífero de la parte alta de la quebrada ...
[EN] Proper identification of groundwater contaminant sources is vital to assess groundwater contamination. However, the majority of previous studies focuses on point source identification; only a few works have been ...
Bravo, R.; Pérez Aparicio, José Luis; Gómez Hernández, José Jaime(Elsevier, 2015-12)
Sedimentation tests are widely used to determine the particle size distribution of a granular sample. In this work, the Discrete Element Method interacts with the simulation of flow using the well known one-way- coupling ...
Gómez-Hernández, J. Jaime; Srivastava, R. Mohan(Springer-Verlag, 2021-02)
[EN] In the mid-1980s, still in his young 40s, Andre Journel was already recognized as one of the giants of geostatistics. Many of the contributions from his new research program at Stanford University had centered around ...
Pérez Aparicio, José Luis; Bravo, R.; Gómez-Hernández, J. Jaime(Springer Verlag (Germany), 2014-08)
Bucket elevators are efficient machines to transport granular materials in industrial and civil engineering applications. These materials are composed of hundreds, thousands or even more particles, the global behavior of ...
Moreno-Navarro, Pablo; Pérez-Aparicio, José L.; Gómez-Hernández, J. Jaime(Elsevier, 2017-06-25)
[EN] The objective of this work is to determine the optimal shape, gains and duration of an electric pulse applied to a Peltier cell, together with the length of the thermoelectric to maximize cooling while min- imizing ...
Xu, Teng; Gómez-Hernández, J. Jaime; Li ., Liangping; Zhou ., Haiyan(Elsevier, 2013-03)
[EN] The ensemble Kalman filter (EnKF) is nowadays recognized as an excellent inverse method for hydraulic conductivity characterization using transient piezometric head data. Its implementation is well suited for a parallel ...
The ensemble Kalman filter (EnKF) is now widely used in diverse disciplines to estimate model parameters and update model states by integrating observed data. The EnKF is known to perform optimally only for multi-Gaussian ...
Pansa, Alessandro; Butera, Ilaria; Gómez-Hernández, J. Jaime; Vigna, Bartolomeo(Springer-Verlag, 2023-01)
[EN] Can the ensemble smoother with multiple data assimilation be used to predict discharge in an Alpine karst aquifer? The answer is yes, at least, for the Bossea aquifer studied. The ensemble smoother is used to fit a ...
Xu, Teng; Gómez-Hernández, J. Jaime(Elsevier, 2015-12)
Hu et al. (2013) proposed an approach to update complex geological fades models generated by multiple-point geostatistical simulation while keeping geological and statistical consistency. Their approach is based on mapping ...
Almeida De-Godoy, Vanessa; Zuquette, L.V.; Gómez-Hernández, J. Jaime(Elsevier, 2018-09)
[EN] Hydraulic conductivity (K), dispersivity (alpha) and partition coefficient (K-d) can change according to the measurement support (scale) and that is referred to as scale effect. However, there is no clear consensus ...
Xu, Teng; Gómez-Hernández, J. Jaime(Elsevier, 2018)
[EN] Detecting where and when a contaminant entered an aquifer from observations downgradient of the source is a difficult task; this identification becomes more challenging when the uncertainty about the spatial distribution ...
Almeida De-Godoy, Vanessa; Zuquette, Lazaro Valentin; Gómez-Hernández, J. Jaime(Elsevier, 2019)
[EN] Spatial variation of the correlation among variables related to water flow and solute transport are important in the characterization of the spatial variability when performing uncertainty analysis and making uncertainty ...
[EN] Automatic interpolation of precipitation maps combining rain gauge and radar data has been done in the past but considering only the data collected at a given time interval. Since radar and rain gauge data are collected ...