Results 1 to 10 of about 257 (176)

Major Technologies for Safe Construction of High Earth-Rockfill Dams

open access: yesEngineering, 2016
The earth-rockfill dam is one of the primary dam types in the selection of high dams to be constructed in Western China, since it is characterized by favorable adaptability of the dam foundation; full utilization of local earth, rock, and building ...
Hongqi Ma, Fudong Chi
doaj   +4 more sources

Displacement-based back-analysis of the model parameters of the Nuozhadu high earth-rockfill dam. [PDF]

open access: yesScientificWorldJournal, 2014
The parameters of the constitutive model, the creep model, and the wetting model of materials of the Nuozhadu high earth-rockfill dam were back-analyzed together based on field monitoring displacement data by employing an intelligent back-analysis method.
Wu Y, Yuan H, Zhang B, Zhang Z, Yu Y.
europepmc   +5 more sources

An End-to-End Particle Gradation Detection Method for Earth–Rockfill Dams from Images Using an Enhanced YOLOv8-Seg Model [PDF]

open access: yesSensors
Rockfill particle gradation significantly influences mechanical performance in earth–rockfill dam construction, yet on-site screening is often time-consuming, labor-intensive, and structurally invasive.
Yu Tang   +5 more
doaj   +2 more sources

Seismic safety analysis of high earth-rockfill dams based on seismic deformational fragility

open access: yesYantu gongcheng xuebao, 2020
The performance-based seismic fragility analysis can effectively estimate structural damage under earthquake action and become one of the important methods for seismic safety assessment.
JIN Cong-cong 1, CHI Shi-chun , NIE Zhang-bo
doaj   +3 more sources

Research Hotspot and Trend Analysis of Earth-Rockfill Dam Stability Based on Knowledge Map

open access: yesRenmin Zhujiang
Since the 20th century, earth-rockfill dam instability accidents have occurred frequently all over the world. In order to systematically summarize the current status and hotspots of research on earth-rockfill dam stability and analyze the future ...
WANG Luoxi   +4 more
doaj   +3 more sources

Seismic reliability analysis of high earth-rockfill dams based on deformation control criteria

open access: yesYantu gongcheng xuebao, 2019
The reliability-based design (RBD) is one of the most crucial measures to study and guarantee geotechnical engineering safety. Through quantitative analysis of uncertainty in earth-rockfill dam engineering, the failure probability can be evaluated and ...
LÜ Xiao-long 1, 2, CHI Shi-chun 1,2
doaj   +2 more sources

Study on Influence of Numerical Simulation Accuracy on High Core Wall Rockfill Dam Deformation and Crack Analysis

open access: yesBuildings, 2022
With the increasing height of rockfill dams, detailed and effective numerical simulation for the dam design and construction has become increasingly important.
Xiongxiong Zhou, Bo Wu, Li Li
doaj   +1 more source

Development and initial application of test devices for leakage of earth-rockfill dams

open access: yesYantu gongcheng xuebao, 2023
To accurately simulate the seepage characteristics of earth-rockfill dams during leakage, a test device is developed. The device can precisely control the test variables such as platform slope, water supply discharge, water temperature, etc.
MA Zhaoyang , REN Jie , NAN Shenghao , XU Song
doaj   +1 more source

Study on Stability Reduction Characteristics of Earth and Rockfill Dams under Rapid Drawdown Using Fully Coupled Seepage-Stress Analysis

open access: yesAdvances in Civil Engineering, 2022
It can be a great expense to examine individually the stability of earth and rockfill dams on rapid drawdown in civil engineering practice. The aim of this present work is to clarify the safe type on the rapid drawdown among the most common types of ...
Yong Nam Ri   +4 more
doaj   +1 more source

Damage evolution mechanism and safety evaluation criterion of ultra-high rockfill dam system under strong earthquakes

open access: yesYantu gongcheng xuebao, 2022
Several ultra-high earth and rockfill dams up to 250 to 300 m in height are to be built in the intensive earthquake regions of West China. The strong outburst and high uncertainty of strong earthquakes pose a great threat to the safety of ultra-high ...
ZOU De-gao 1, 2, LIU Jing-mao 1, 2, KONG Xian-jing 1, 2, CHEN Kai 1, 2, QU Yong-qian 1, 2, NING Fan-wei 1, 2, GONG Jin 1, 2
doaj   +1 more source

Home - About - Disclaimer - Privacy