Computational and Experimental Simulations in Engineering: Proceedings of ICCES 2020, Volume 1

Preface
Contents
Influence of Ballast Track on Vertical Response of Multi-span Simply-Supported Bridges Under Railway Traffic
	1 Introduction
	2 Bridge Description and Numerical Model
		2.1 Bridge Description
		2.2 Numerical Model
	3 Sensitivity Analysis over Track Parameters
	4 Experimental Validation
		4.1 Experimental Campaign Description
		4.2 Structure Response Under Railway Traffic
	5 Conclusions
	References
Data-Driven Fluid Flow Simulations by Using Convolutional Neural Network
	1 Introduction
	2 Statement of Problem
	3 SPH Formulation
	4 CNN Architectures
	5 Numerical Example
		5.1 Dam-Breaking Fluid Flow Simulation
	6 Conclusions
	References
Ultralight Metallic/Composite Materials with Architected Cellular Structures
	1 Introduction
	2 Computational Approach
	3 Ultralight Architected Cellular Metallic/Composite Materials
		3.1 Metallic Octahedral Micro-architecture
		3.2 Flexible Cuboct Carbon Fiber-Reinforced Polymer Composite
	4 Conclusion
	References
Spectroscopic Characterization and Molecular Dynamics Simulation of Tin Dioxide, Pristine and Functionalized Graphene Nanoplatelets
	1 Introduction
		1.1 Tin Dioxide (SnO2)
		1.2 Graphene Nanoplatelets (GnPs)
	2 Materials and Methods
		2.1 Experimental
		2.2 Computational and Simulation Method
	3 Results and Discussion
		3.1 Tin Dioxide (SnO2)
		3.2 Graphene Nanoplatelets (GnPs)
	4 Summary
	References
Determination of Strength and Fracture Toughness from Indentation Tests in the Framework of Finite Fracture Mechanics
	1 Introduction
	2 Modelling Approach
	3 Coupled Stress and Energy Criterion
	4 Stress Criterion
	5 Energy Criterion
	6 Numerical Determination of the Energy Release Rate
	7 Determination of the Failure Load
	8 Validation by Experimental Data
	9 Conclusions
	References
A Flow Study in the Cyclone with Particle Separations
	1 Introduction
	2 Problem Formulation
		2.1 Mathematical Model and Simulation
		2.2 Experiments
	3 Results
	4 Conclusion
	References
Nonreflecting Outlet Boundary Conditions for Smoothed Particle Hydrodynamics Simulation of Small-Scale Open-Channel Flow
	1 Introduction
	2 The SPH Model
		2.1 Governing Equations
		2.2 The δ-SPH Model
	3 Boundary Conditions
		3.1 Solid Boundary
		3.2 Nonreflecting Outlet Boundary Condition
	4 Test Cases
		4.1 Viscous Open-Channel Flow with Prescribed Boundary Condition
		4.2 Viscous Open-Channel Flow with Non-prescribed Boundary Condition
	5 Conclusions
	References
Study on Material Point Method with Different Influence Factors of Temperature
	1 Introduction
	2 The Material Point Method
		2.1 Governing Equations
		2.2 Discretization
		2.3 The Steps of MPM Algorithm
	3 Improved MPM
		3.1 Material Softening Effect
		3.2 Work of Plastic Deformations
		3.3 Shock Temperature
		3.4 Melting Point Affected by High Pressure
	4 Conclusions
	References
Study on Dali-Baoshan Section of Anning-Baoshan Oil Product Pipeline
	1 Review of Anning-Baoshan Oil Product Pipeline
	2 Parameters of Relevant Equipment in Dali Station
	3 Analysis of the Demand to Increase the Transmission and Related Content
	4 Field Test
	5 Economic Analysis
	6 Conclusion
	References
A New Locking-Free Thick/Thin Shell Element with Incompatible Approximation in a General Orthogonal Curvilinear Coordinate System
	1 Introduction
	2 Curvilinear Coordinate System of the Shell
	3 Formulation of the SEIA
		3.1 Incompatible Approximation in Each Element
		3.2 Enforcement of the Conformity Between Adjacent Elements
		3.3 Imposition of the Displacement Boundary Condition
		3.4 Imposition of the Load Boundary Condition
		3.5 Equilibrium Equation
	4 Convergence Tests
		4.1 Square Plate
		4.2 Circumferentially Closed Cylindrical Shell
		4.3 Hemispherical Shell with a Top Hole
		4.4 Spiral Cylindrical Shell
	5 Concluding Discussions
	References
Homogenization and Frequency Analysis of Composite Sandwich Panel with Fiber Reinforced Polymer Matrix Laminated Faces
	1 Introduction
	2 Microscopic Stress-Strain Field
	3 Free Vibration of Sandwich Plates
	4 Numerical Solution and Discussion
	5 Conclusion
	References
Dynamic Simulation of Natural Gas Filter Separator Depressurization
	1 General
	2 System Parameters and Dynamic Simulation
	3 Calculation of Discharge Temperature
		3.1 Applicable Temperature Pressure Range of Materials for the Steel Pipe Flange
		3.2 Calculation of Discharge Temperature by Standard Method
		3.3 Calculation of Discharge Temperature by Dynamic Simulation
	4 Dynamic Relief Model of Depressurization
		4.1 Calculation of Throat Area of Depressurization System
		4.2 Change of Depressurization Discharge Capacity with Discharge Time
	5 Conclusion
	References
Design and Analysis of the Human Airbag
	1 Introduction
	2 Human Airbag Design
	3 Finite Element Analysis of Fall Protection with the Airbag
	4 The Results of the Analysis
	5 The Results of the Analysis
	References
Study on the Separation Technology of HGS and Its Effect on the Temperature Field of the Wellbore During the Multi-gradient Drilling in Deep Water
	1 Introduction
	2 Separation Technology of HGS and Analysis of Key Factors Influencing Separation Efficiency
		2.1 Experimental Study on Separation Technology
		2.2 The Results Analysis of Separation Experiment
	3 Mathematical Model
		3.1 Model Assumption
		3.2 Derivation of Heat and Mass Transfer Model
		3.3 Model Verification
	4 Sensitivity Analysis
		4.1 The Effect of Separation Efficiency on the Temperature Inside Drill String and in Annulus
		4.2 Effect of Injection Rate of HGS on Temperature Inside Drilling String and in Annulus
		4.3 The Influence of the Position of the Separator and the Injection Rate of HGS on the Temperature
		4.4 Influence of Different Factors on Thermal and Physical Properties of Drilling Fluid
		4.5 Conclusions
	Appendix A. Discretization and Solution of the Model
		1. Heat Transfer Model in Drill String
		2. In Annulus
		3. Continuity Equation and Momentum Conservation Equation
	References
ALOHA Anti-collision Algorithm for Frame Idle Slot Removal and Collision Reduction
	1 Introduction
	2 Principle of Algorithm
		2.1 Principle of Tag Grouping
		2.2 Removal of Idle Slots and Reduction of Collision Slots
	3 Flow of the CIRC-FSA Algorithm
	4 Algorithm Analysis
	5 Algorithm Simulation
		5.1 Throughput Analyses
		5.2 Analysis of Total Time Slots Consumption
		5.3 Analysis of TLR
	6 Conclusion
	References
Experimental Investigation of the Evolution of Permeability and Porosity of Fushun Oil Shale After High Temperature
	1 Introduction
	2 Testing Methods and Procedure
		2.1 Specimen Preparation
		2.2 Testing Apparatus
		2.3 Testing Procedure
	3 Results and Discussion
	4 Conclusions
	References
Study on Commissioning Techniques for Oil Transportation Pipeline with Large Elevation Difference and Continuous U Shape
	1 Preface
	2 Impact Analysis of Gas Accumulation During Commissioning
	3 Impact Analysis of Oil Mixing During Commissioning
	4 Commissioning of Large Drop Pipeline (Nu Jiang)
	5 Abnormal Pressure Analysis
	6 Conclusions
	References
Application of Functional Safety Analysis in Refined Oil Station
	1 Introduction
	2 Overview of Analysis Methods
		2.1 HAZOP
		2.2 LOPA
		2.3 HAZOP-LOPA
	3 Steps of HAZOP-LOPA
	4 Case Study
	5 Conclusion
	References
CFD Modelling and Simulation of Drilled Cuttings Transport Efficiency in Horizontal Annulus During Gas Drilling Process: Effect of Gas Injection Method
	1 Introduction
	2 Mathematical Formulation
		2.1 Continuity Equation
		2.2 Momentum Equation
		2.3 Gas-Solid Exchange Coefficient
		2.4 Closure Model
		2.5 Turbulence Model
		2.6 Initial and Boundary Conditions
		2.7 Solution Procedure
	3 Results and Discussion
		3.1 Nitrogen Injection Velocity and Pressure Drop
		3.2 Cuttings Volume Fraction
		3.3 Granular Temperature, Turbulence Kinetic Energy, and Turbulence Dissipation Rate
	4 Conclusion
	References
Research on Wellbore Temperature Field in Deep-Water CML Dual Gradient Drilling
	1 Introduction
	2 CML Dual Gradient Wellbore Transient Heat Transfer Model
		2.1 Physical Model
		2.2 Mathematical Model
		2.3 Solution Method
	3 Results Analysis
		3.1 Wellbore - Formation Temperature Distribution Under Circulating Condition
		3.2 Comparison of Wellbore Temperature Between CML Dual-Gradient Drilling and Conventional Drilling
		3.3 Effect of Physical Parameters of Drilling Fluid on Wellbore Temperature
	4 Conclusions
	References
Full-Scale Forced Vibration Tests of a Railway Bridge
	1 Introduction
	2 Experimental Testing
	3 Estimate of Modal Properties
		3.1 Forced Vibration Tests
		3.2 Passing Trains
	4 Numerical Model
	5 Conclusion
	References
Multi-period Infrared Image Generation Based on Multi-conditional Cycle Generative Adversarial Networks
	1 Introduction
	2 Related Works
	3 Multi-conditional Cycle Generative Adversarial Networks
		3.1 Algorithm Framework
		3.2 The Loss Functions
	4 Experiments
		4.1 The Datasets
		4.2 MCGAN Training Details
		4.3 Experimental Results and Analysis
	5 Conclusions
	References
Infrared Image Derivation Method for Generative Adversarial Network with Object Constraint
	1 Introduction
	2 Network Design
		2.1 Framework Design
		2.2 Generator Design
	3 Loss Function Design
		3.1 Additional Penalty
		3.2 Wasserstein Optimization
	4 Results and Discussion
		4.1 Dataset and Parameters
		4.2 Comparison Results
	5 Conclusion
	References
Research on Performance Optimization of Nuclear Power System Based on Improved Genetic Algorithm
	1 Introduction
	2 System Modeling
		2.1 Simple Rankine Cycle System
		2.2 Rankine Cycle Preheating System
		2.3 Type of Secondary Circuit Equipment
	3 Performance Analysis
		3.1 Simple Rankine Cycle Operating Characteristics
		3.2 Run Characteristics of Rankine Cycle with Exhaust Preheating
	4 Suggested Directions for System Optimization
	5 Conclusions
	References
Research of University Education Intelligent Agent
	1 Introduction
	2 New Smart Campus Infrastructure
	3 Teaching System Adaptive Evolution System
	4 Life Cycle Data Analysis System
	5 Design of University Education Intelligent Agent
	6 Conclusion
	References
Optimal Design of Natural Gas Gathering Systems with Production Capacity Expansion
	1 Introduction
		1.1 Background
		1.2 Literature Review
	2 Methodology
		2.1 Generic Algorithm
		2.2 Particle Swarm Optimization
		2.3 The Two-Stage Hybrid Algorithm
	3 Problem Description and Mathematical Model
		3.1 Problem Description
		3.2 Mathematical Model
		3.3 Evaluation Function
	4 Case Study
		4.1 Basic Parameters of Gathering System
		4.2 Pipeline Network Optimization
	5 Conclusion
	References
Operating Parameters Optimization of Natural Gas Purification Plant
	1 Introduction
	2 Methodology
		2.1 Energy Performance Index
		2.2 Particle Swarm Algorithm
	3 Case Study
		3.1 Background
		3.2 Purification Plant Process Simulation Model
		3.3 PSO Optimization Model of Unit Energy Consumption
	4 Conclusion
	References
Preliminary Study on Integrated Simulation of Natural Gas Gathering Pipeline Network
	1 Introduction
		1.1 Research Status of Steady-State Simulation of the Gas Gathering Pipeline Network
		1.2 Research Status of Hydrate Prediction
	2 Hydraulic and Thermal Calculation of Gas Gathering Pipeline Network
		2.1 Hydraulic Calculation
		2.2 Thermal Calculation
	3 Hydrate Prediction
	4 Results and Discussion
		4.1 Verification of Steady-State Simulation Examples of Pipeline Network
		4.2 Verification of Calculation Examples for Hydrate Prediction
	5 Conclusion
	References
Author Index