Analysis of the cause and mechanism of hydraulic gate vibration during flood discharging from the perspective of structural dynamics

J Lian, L Chen, B Ma, C Liang - Applied Sciences, 2020 - mdpi.com
According to the results of a dynamic prototype test for the surface outlet radial gate on the
Jinping high arch dam during the flood discharging process, a novel cause of vibration …

An improved numerical model of ski-jump flood discharge atomization

J Lian, S Zhang, J He - Journal of Mountain Science, 2022 - Springer
Atomizing rainfall caused by flood discharge of high dams poses a great threat to the safety
of powerhouse and ecological environment. As an indispensable means, numerical …

An improved empirical model for flood discharge atomization and its application to optimize the flip bucket of the Nazixia Project

J Lian, J He, F Liu, D Ran, X Wang, C Wang - International Journal of …, 2019 - mdpi.com
Flood discharge atomization is a serious challenge that threatens the daily lives of the
residents around the dam area as well as the safety of the water conservancy project. This …

Presentation and verification of an optimal operating scheme aiming at reducing the ground vibration induced by high dam flood discharge

J Lian, L Chen, C Liang, F Liu - International Journal of Environmental …, 2020 - mdpi.com
Ground and environmental vibrations induced by high dam flood discharge from the
Xiangjiaba hydropower station (XHS) has significant adverse effects on nearby building …

Mathematical prediction model for ground vibrations of nearby territories induced by high dam flood discharge

W Zhang, J Lian, F Liu, X Zhao… - Journal of Low …, 2025 - journals.sagepub.com
Ground vibration induced by high dam flood discharge is a relatively easily ignored but quite
considerable environmental problem for the nearby territories. In this paper, Xiangjiaba …

Multi-source generation mechanisms for low frequency noise induced by flood discharge and energy dissipation from a high dam with a ski-jump type spillway

J Lian, X Wang, W Zhang, B Ma, D Liu - International Journal of …, 2017 - mdpi.com
As excess water is discharged from a high dam, low frequency noise (air pulsation lower
than 10 Hz, LFN) is generated and propagated in the surrounding areas, causing …

Impinging pressure and flood discharge atomization in high arch dams with flaring gate piers

C Sheng, C Ma, B Ma, J Lian, W Gou… - Journal of Hydraulic …, 2022 - Taylor & Francis
This study discusses the effects of geometrical parameters of flaring gate piers, such as
contraction ratio, sidewall extension ratio and plunge angle, on the impinging pressure and …

Effect of sediment concentration on hydraulic characteristics of energy dissipation in a falling turbulent jet

W Gou, H Li, Y Du, H Yin, F Liu, J Lian - Applied Sciences, 2018 - mdpi.com
Featured Application This study establishes a foundation that links behavior with sediment
concentration to enable further research into energy dissipator function in large dams on …

Probabilistic analysis for the response of nonlinear base isolation system under the ground excitation induced by high dam flood discharge

C Liang, J Zhang, J Lian, F Liu, X Li - Earthquake Engineering and …, 2017 - Springer
According to theoretical analysis, a general characteristic of the ground vibration induced by
high dam flood discharge is that the dominant frequency ranges over several narrow …

Experimental research on an improved slope protection structure in the plunge pool of a high dam

B Ma, S Liang, C Liang, Y Li - Water, 2017 - mdpi.com
Due to impinging jets, the hydraulic load in a plunge pool can be very large and may cause
serious damage to the slope and bottom protection structures. Conventional research mainly …