49 Result(s)
within
Bingyu **g
Engineering
English
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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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Article
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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Article
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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Article
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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Chapter and Conference Paper
A Design of High Performance Dual System Module Based on the Nebulas SOC Chip
A design of high-performance low-cost BD2 B1 + GPS L1 dual system module dedicated for applications of navigation is proposed. The module is based on the multi-system multi-frequency high performance SOC chip—...
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Chapter and Conference Paper
Application of Kalman Filter in UM220 as a Dual System Satellite Positioning and Navigation Unit
UM220, a dual system satellite navigation module developed by Unicore Communications Inc., supports single-system satellite positioning as well as combined BD2/GPS system. Kalman filter has been widely applied...
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Chapter and Conference Paper
An Improved GVF Snake Model Using Magnetostatic Theory
In this paper, we propose an improved gradient vector flow (GVF) snake to address the problem of poor convergence of GVF snake for the deep concavities in image segmentation. The major contribution is that new...
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Article
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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Article
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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Article
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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Article
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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Chapter and Conference Paper
The Discussion for the Existence of Nontrivial Solutions About a Kind of Quasi-Linear Elliptic Equations
The paper is concerned with the follow problems: $$\left\{\begin{aligned} - {\text{div}} \left( {\left| x \right|^{\alpha } \left| {\nabla u} \right|^...
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Chapter and Conference Paper
The Axis Design and Layout of Automotive Door Hinges
The method for automotive door hinge axis design and layout is introduced. An example of a front door hinge assembly is presented to show the detailed strategy and influence factors in door hinge axis design a...
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Article
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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Article
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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Article
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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Chapter and Conference Paper
Clothing Recommendation System Based on Advanced User-Based Collaborative Filtering Algorithm
With the development of e-commerce technology, a growing number of people prefer to purchase clothes on the e-commerce websites. Therefore, an effective recommendation system is necessary for customers. User-...
