Zobrazeno 1 - 10
of 148
pro vyhledávání: '"Jiazhong Qian"'
Publikováno v:
Shuiwen dizhi gongcheng dizhi, Vol 51, Iss 4, Pp 88-100 (2024)
Characterizing fractured aquifers plays a crucial role in the issues related to groundwater contamination, and geothermal and hydrocarbon resource exploitation. Due to the heterogeneity of the fractured medium, the permeability of fractured medium ge
Externí odkaz:
https://doaj.org/article/10bb1a42dc034baf814c241e7bd0dc6b
Publikováno v:
Shuiwen dizhi gongcheng dizhi, Vol 51, Iss 3, Pp 23-33 (2024)
The ensemble Kalman filter (EnKF) is one of the most widely used data assimilation methods. However, it exhibits limitations in handling non-Gaussian problems. To effectively address such issues and accurately describe the connectivity of aquifers, a
Externí odkaz:
https://doaj.org/article/53885ca27a8546a8b36e34d31a89366e
Publikováno v:
AIP Advances, Vol 14, Iss 5, Pp 055121-055121-9 (2024)
Pipeline transportation is an important engineering component, which is widely used in transporting gas and liquid resources. The safety of the pipeline became the central point of this study. Pipeline deformation caused by liquid storage pressure is
Externí odkaz:
https://doaj.org/article/2cb962f9b98b4f8a9e0056a5f41e7470
Publikováno v:
Frontiers in Marine Science, Vol 10 (2023)
At aquifer-sea interfaces, submarine groundwater discharge (SGD) and related chemical loads are closely related to groundwater environment in the intertidal zone of coastal aquifers. Although unstable salinity distribution in the intertidal zone asso
Externí odkaz:
https://doaj.org/article/541086e1d7b2404c8042387260a66577
Publikováno v:
Shuiwen dizhi gongcheng dizhi, Vol 50, Iss 1, Pp 51-59 (2023)
In order to explore the effectiveness of salt and heat tracers in a fracture-matrix system, a fracture-matrix test model is designed. The tracer tests with different tracers are carried out. The transport process of tracer is described in the fractur
Externí odkaz:
https://doaj.org/article/678809a3dda540198e077a51a0cb2d7e
Publikováno v:
Water, Vol 16, Iss 2, p 244 (2024)
To understand the cause of the high content of phosphorus in the North Chaohu Lake Catchment of China, the distribution of the total phosphorus in groundwater and the dissolution of rock phosphorus near Chaohu Lake were investigated, and a few intere
Externí odkaz:
https://doaj.org/article/13095c18975c44a1b6e478c4a0ba5294
Publikováno v:
Shuiwen dizhi gongcheng dizhi, Vol 49, Iss 6, Pp 13-23 (2022)
The Ensemble Kalman Filter (EnKF) has been widely applied for real-time simulation of groundwater flow and solute transport. The majority of previous studies tend to assume no bias in forecast models, therefore ignoring the model uncertainties. This
Externí odkaz:
https://doaj.org/article/2ad82f0f54f54b1ab6621983bea58d77
Publikováno v:
Lithosphere, Vol 2023, Iss 1 (2023)
Studies have focused on describing the interactions between the fluid flow characteristics and structural deformation of fractures at the mesoscopic scale, which is a scale between the macroscale and the microscale. In this work, a three-dimensional
Externí odkaz:
https://doaj.org/article/f15a1ffb80754ef0a089f046d32cd092
Publikováno v:
Water, Vol 15, Iss 22, p 4024 (2023)
The Fengfeng mining area is in the transition zone between the North China Plain and the Taihang Mountains, and groundwater is the main source of water supply in the district. Under the combined influence of human activities and natural geological co
Externí odkaz:
https://doaj.org/article/fac6e1c2d32b4c29baedbcb71b09fc03
Publikováno v:
Water, Vol 15, Iss 20, p 3593 (2023)
The existence of macropores acutely enhances the capacity of soil to conduct water, gas, and chemicals. The capacity of macropores to transport water extremely depends on their spatial characteristics. However, the effect of the horizontal spatial di
Externí odkaz:
https://doaj.org/article/9bb0d5e5d3f94b15abae9f4cfd3e9cb4