26 Result(s)
within
English
Engineering
Bingyu **g
Article
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Article
Investigation of problems about the light power output of GaAs-GaAlAs DH surface leds
A modified conventional RF sputtering equipment is used in preparing the Al2O3 antireflection (AR) coating. An increase in the light output by 30–60% at a driving current of 200 mA for the GaAs-GaAlAs DH LEDs coa...
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Article
Study on the diffusion of Cd and Zn IN InP
The study on the diffusion of Cd and Zn in InP at a temperature range of 450–700°C and their compared results are described in this paper. The effects of various impurity sources, such as Cd and Zu as well as ...
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Article
Construction simulation and real-time control for high arch dam
A method of combining dynamic simulation with real-time control was proposed to fit the randomness and uncertainty in the high arch dam construction process. The mathematical logic model of high arch dam const...
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Theory on real-time control of construction quality and progress and its application to high arc dam
A complete scheme for solving the key scientific problems associated with high-standard, high-intensity continuous construction of high arch dams was presented. First, based on a coupling analysis of construct...
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Research on analysis method for temperature control information of high arch dam construction
Temperature control, which is directly responsible for the project quality and progress, plays an important role in high arch dam construction. How to discover the rules from a large amount of temperature cont...
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Study on multi-scheme analysis and evaluation method for concrete sequence placement of high arch dam
A complete scheme for solving the key scientific problems of how to make concrete sequence placement scheme of high arch dam reasonable and feasible and how to meet the need of construction process was present...
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Open AccessA Novel Evolutionary Algorithm Inspired by Beans Dispersal
Inspired by the transmission of beans in nature, a novel evolutionary algorithm-Bean Optimization Algorithm (BOA) is proposed in this paper. BOA is mainly based on the normal distribution which is an important...
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Comprehensive evaluation model of reservoir operation based on improved set pair analysis
A comprehensive evaluation model based on improved set pair analysis is established. Considering the complexity in decision-making process, the model combines the certainties and uncertainties in the schemes, ...
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Open AccessThe Markov Model of Bean Optimization Algorithm and Its Convergence Analysis
By simulating the self-adaptive phenomena of plants in nature, a novel evolutionary algorithm named Bean Optimization Algorithm (BOA) was proposed in 2008. BOA can be used for resolving complex optimization pr...
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Study on coupled 3D seepage and stress fields of the complex channel project
Seepage is a vital reason that may bring many adverse consequences such as subsidence, inclination and fracture to the channel, and is harmful to the safety and stability of the channel. Thus, a 3D visualizati...
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Article
A new model for Brownian force and the application to simulating nanofluid flow
A new expression is proposed to simulate Brownian force based on the experimental measurement results of Brownian motion, which follows white Gaussian noise process. As the time t → 0 and the particle density is ...
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Real-time grouting monitoring and visualization analysis system for dam foundation curtain grouting
A real-time monitoring and 3D visualization analysis system is proposed for dam foundation curtain grouting. Based on the real-time control technology, the optimization method and the set theory, a mathematica...
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Real-Time Update of Sequence Placement Logic for High Arch Dams Based on Evidence Weight Discount
Sequence placement logic plays a significant role in construction simulation of high arch dams and directly affects the simulation process and results. To establish a sequence logic for dam block placement, th...
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Global Comprehensive Sensitivity Analysis of Arch Dam Construction Parameters Based on Orthogonal Experiment
The construction of arch dams exhibits high uncertainty. Sensitivity analysis of construction parameters is important for the design and optimization of dam construction duration. However, current research can...
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Non-probabilistic reliability-based topology optimization with multidimensional parallelepiped convex model
In this paper, a new non-probabilistic reliability-based topology optimization (NRBTO) method is proposed to account for interval uncertainties considering parametric correlations. Firstly, a reliability index...
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Prediction of brain deformations and risk of traumatic brain injury due to closed-head impact: quantitative analysis of the effects of boundary conditions and brain tissue constitutive model
In this study, we investigate the effects of modelling choices for the brain–skull interface (layers of tissues between the brain and skull that determine boundary conditions for the brain) and the constitutiv...
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An interval finite element method for electromagnetic problems with spatially uncertain parameters
During the manufacturing process of dielectric materials used in electromagnetic engineering, the electromagnetic parameters are often spatially uncertain due to the processing technology, environmental temper...
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Microstructure, mechanical properties and magnetic properties of FeCoNiCuTiSix high-entropy alloys
The microstructure, mechanical properties and magnetic properties of FeCoNiCuTiSix (x=0, 0.05, 0.1, 0.2, 0.4 and 0.5) high-entropy alloys were studied in detail in the present paper. The crystal structure changes...
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Uncertain vibration analysis based on the conceptions of differential and integral of interval process
Recently, the authors proposed a new mathematical model called as the “interval process model” for quantifying uncertainty of time–varying parameters by making extension of the interval method into the time do...
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Non-probabilistic uncertain inverse problem method considering correlations for structural parameter identification
This paper presents an effective sequence interval and correlation inverse strategy for the uncertain inverse problem, aiming to identify the uncertainties and non-probabilistic correlations of the structural ...
