Suchen und Finden
Advances in Engineering Design and Simulation - Select Proceedings of NIRC 2018
von: Chenfeng Li, U. Chandrasekhar, Godfrey Onwubolu
Springer-Verlag, 2019
ISBN: 9789811384684 , 348 Seiten
Format: PDF, OL
Kopierschutz: Wasserzeichen
Preis: 149,79 EUR
Preface
6
Contents
7
About the Editors
10
1 Optimization for Position of Heat Loop in Refrigerator Using Steady-State Thermal Analysis
12
1.1 Introduction
13
1.2 Methodology
15
1.3 Modeling Strategy
16
1.3.1 Assumptions
16
1.3.2 Modeling Approach
17
1.4 Optimization Problem
19
1.4.1 Choice of Decision Variables
20
1.4.2 Formulation of the Optimization Problem
21
1.5 Solution Strategy
22
1.6 Results and Discussion
23
1.6.1 Results and Post-processing
23
1.6.2 Sensitivity Analysis of Factors
24
1.6.3 Trade-off Plots and Selection of Optimum Position
25
1.7 Conclusion
26
References
27
2 Refrigerator Structural Stability Analysis and Correlation
28
2.1 Introduction
29
2.2 Methodology
31
2.2.1 Measurement System Analysis
31
2.2.2 Center of Gravity Experimental Measurement and Calculation
33
2.2.3 Tipping Load Experimental Measurement Process Map and Calculation
37
2.2.4 Modeling the Tipping Problem Using FEA
38
2.3 Results and Discussion
41
2.3.1 Validation with Simulation for CG Results
41
2.3.2 Validation with Simulation for Tipping Load Results
42
2.4 Conclusion
43
References
43
3 Thermomechanical Analysis of a Cylindrical Liner
44
3.1 Introduction
44
3.2 Methodology
45
3.2.1 CFD Study
45
3.2.2 Stress Analysis
47
3.3 Results and Discussion
48
3.3.1 CFD Study
49
3.3.2 Stress Analysis
49
3.4 Conclusion
51
References
51
4 Mathematical Model for Built-in Dishwasher to Study Door Open and Close Forces and Sealing with Monte Carlo Simulations
52
4.1 Introduction
53
4.2 Mathematical Model
54
4.3 Monte Carlo Simulations
58
4.4 Correlation
61
4.5 Conclusion
62
References
62
5 Numerical Simulation of Electric-Bus Windshield Demisting in Winter Conditions
63
5.1 Introduction
64
5.1.1 Computational Modeling
64
5.2 CFD Simulation
66
5.3 Results
67
5.4 Conclusion
68
References
70
6 Simulation of a Screw Self-tapping Process
71
6.1 Introduction
71
6.2 Combined Eulerian Lagrangian (CEL) Approach
73
6.3 Model Setup
74
6.3.1 Material Model
74
6.3.2 Eulerian Domain
75
6.3.3 Eulerian–Lagrangian Contact Model
76
6.3.4 Boundary and Loading Conditions
77
6.4 Results and Discussions
77
6.5 Conclusion
78
References
79
7 Washing Machine Outlet Hose Analysis in Full Water Condition
80
7.1 Introduction
81
7.2 Methodology
82
7.3 Physical Test Results
82
7.4 Analysis of Outlet Hose
83
7.4.1 Finite Element Modeling
83
7.4.2 Boundary Conditions and Loading
83
7.4.3 Water Modeling Approach
84
7.5 Results and Discussion
86
7.5.1 Static Simulation Results
86
7.5.2 Dynamic Simulation Result
87
7.6 Conclusions
88
References
88
8 Performance Study of a Twisted Vaned Diffuser in a Compressor Stage
90
8.1 Introduction
92
8.2 Literature Review
92
8.3 Centrifugal Compressor Details
94
8.4 Governing Equations
94
8.5 Numerical Model and Meshing
95
8.6 Boundary Conditions and Methodology
96
8.7 Numerical Validation
97
8.7.1 Total Pressure Ratio
97
8.7.2 Static Pressure Recovery Coefficient
98
8.8 Results and Discussion
98
8.8.1 Stage Performance Analysis—Effect of Chord Length and Twist Angle
99
8.8.2 Absolute Pressure Variation in the Stage
102
8.9 Variation of Velocity in the Diffuser
103
8.9.1 Variation of Entropy at Diffuser Outlet
104
8.10 Conclusions
104
References
105
9 Computational Study on the Effect of Aft-Body Attachments on Base Drag Using Locked Vortex Flow Management Technique
106
9.1 Introduction
107
9.1.1 Methodology
108
9.1.2 Setup
108
9.1.3 Mesh
108
9.1.4 Grid Independence Test
109
9.1.5 Geometries
110
9.1.6 Boundary Conditions
111
9.2 Results
112
9.2.1 Validation Case
112
9.2.2 For a Body with Only Shaft
112
9.2.3 For a Body with Plate
113
9.3 Pressure Measurement
114
9.4 Conclusion
115
9.5 Future Scope
117
References
117
10 Reconstruction of Femur Bone from DICOM Files and FEA on Fractured Human Femur Bone with PEEK Thermoplastic Prosthetic Plate Implantation
118
10.1 Introduction
118
10.1.1 Different Materials Available for Manufacturing Prosthetic Plates
119
10.2 Reconstruction of the Femur Bone from DICOM Images
119
10.2.1 Reconstruction of Bone Using 3D Slicer
119
10.2.2 Finishing the Femur Model Using Blender
121
10.2.3 Initiation of Fracture on Femur Bone
123
10.3 Fractured Femur Bone Analysis
123
10.3.1 Meshing
123
10.3.2 Boundary Conditions
123
10.3.3 Results of Fractured Bone Analysis
124
10.4 Assembly for Fractured Bone and Prosthetic Plate
124
10.5 Assembly Analysis
125
10.5.1 Analysis Results of Fractured Bone with SS316L Prosthetic Plate
125
10.6 Analysis Results of Fractured Bone with Alumina Prosthetic Plate
127
10.6.1 Analysis Results of a Fractured Bone with Titanium Prosthetic Plate
127
10.6.2 Analysis Results of a Fractured Bone with PEEK Prosthetic Plate
127
10.7 Results and Discussions
127
10.8 Conclusions and Future Scope
127
10.8.1 Conclusions
127
10.8.2 Future Scope
128
References
128
11 Numerical Simulation of Electrical Operated Mechanism Considering Impact Force
130
11.1 Introduction
130
11.2 Model Architecture
132
11.2.1 Multibody Simulation
132
11.2.2 Finite Element Analysis (FEA)
134
11.2.3 Assumptions
134
11.3 Numerical Model
134
11.3.1 General Equation of Motion
134
11.3.2 Geometry
135
11.4 Analysis Set-Up
136
11.4.1 Dynamic Set-Up
136
11.5 Results and Discussion
137
11.5.1 Multibody Simulation Results
137
11.5.2 Validation
138
11.5.3 Results from FEA
139
11.6 Conclusion
139
References
140
12 Vibrational Study of Labyrinth Seals for Turbomachines
141
12.1 Introduction
142
12.2 Tool Development
144
12.2.1 Objectives of the Tool
144
12.2.2 Selection of a Host Application
145
12.3 Modal Analysis of Forward Stationary Seal
145
12.3.1 CASE 1: Oval-Shaped Holes Changed to Round Holes
147
12.3.2 CASE 2: Addition of Stiffening Shell
149
12.4 Results and Discussion
152
12.5 Conclusions
152
References
153
13 Refrigerant Gas Leakage in ISO Room: A Comparative CFD Study
154
13.1 Introduction
155
13.2 Physics
155
13.2.1 Species Transport Model
156
13.2.2 Solver Comparison
157
13.3 Simulation Methodology
158
13.3.1 Geometry
158
13.3.2 Meshing
158
13.3.3 Validation
158
13.3.4 Boundary and Initial Conditions
159
13.4 Results
159
13.5 Conclusion
161
References
162
14 Forced Vibration Harmonic Response Analysis of Semi-mobile Crusher Station
163
14.1 Introduction
163
14.2 Semi-mobile Crusher Station
164
14.3 Assumptions
165
14.4 Modal Analysis
165
14.4.1 Finite Element (FE) Model
165
14.4.2 Loads and Boundary Condition
165
14.5 Significance of Effective Mass Participation
166
14.6 Natural Frequencies
167
14.7 Frequency Response (Harmonic) Analysis
168
14.7.1 Locations Identified for Displacement Measurement Over Frequency Range
168
14.7.2 Max Displacement Plots for X Direction Unbalanced Forces
169
14.7.3 Max Displacement Plots for X Direction Unbalanced Forces
170
14.7.4 Max Displacement Plots for Y Direction Unbalanced Forces
171
14.7.5 Max Displacement Plots for Z Direction Unbalanced Forces
172
14.8 Conclusions
174
References
175
15 Comparative Study of Material Approximation Methods for Fatigue Life Prediction of Steels, Aluminum and Titanium
176
15.1 Introduction
176
15.2 Materials
184
15.3 Approach
186
15.4 Results and Discussion
187
15.4.1 Trend Analysis
187
15.5 Summary
191
15.5.1 Error Estimation (for Quantitative Results)
192
15.5.2 Quantitative Results
195
15.6 Conclusions
199
References
200
16 Recurrence Perspective of Forces Generated by Flapping Wing Under Different Frontal Inflow Conditions
202
16.1 Introduction
204
16.2 Numerical Formulations, Wing Kinematics and Domain Details
205
16.3 Methodology
206
16.4 Results and Discussion
207
16.4.1 Effect of Variations in Inflow Condition on Instantaneous Force and Moment Coefficients
207
16.4.2 3D Phase Plots
209
16.4.3 Global Recurrence Plots (GRPs) [13]
209
16.4.4 Windowed Recurrence Quantification Analysis [14, 15]
210
16.5 Conclusions
219
References
223
17 Convergence Studies in the Finite Element Analysis of CFRP Shaft Under Torsion Using Shell281, Shell181, and Comparison with Analytical Results
224
17.1 Introduction
224
17.2 Description
226
17.2.1 Problem Statement
226
17.3 Approach
226
17.3.1 Numerical Method
226
17.3.2 Analytical Methods
228
17.4 Results
230
17.4.1 Numerical Method
230
17.4.2 Analytical Results
233
17.4.3 Comparison of the Two Approaches
235
17.5 Conclusion
236
References
237
18 Testing a Fire Door Through Simulation
238
18.1 Introduction
239
18.2 Software Used
239
18.3 Case Description
240
18.3.1 Simulation Domain
240
18.3.2 Ventilation
240
18.3.3 Firedoor
240
18.3.4 Fire Description
242
18.4 Numerical Model
244
18.4.1 Mesh
244
18.4.2 Solver Parameters
245
18.4.3 Coupling Methodology
246
18.5 Results
247
18.5.1 Impact of Fire on the Flow Field
247
18.5.2 Temperature Inside the Room
248
18.5.3 Behavior of the Door
249
18.5.4 Heat Transfer Behind the Door
251
18.6 Conclusion
251
References
252
19 Modeling of Aircraft Arresting Gear System by Multibody Dynamics Approach and Co-Simulation of Multibody Dynamics With Hydraulic System Using Adams and Easy5
254
19.1 Introduction
255
19.1.1 Arresting Gear System
255
19.2 Methodology
256
19.2.1 The Arresting Gear System Is Modeled by Multibody Dynamics Approach
258
19.2.2 Arresting Engine Below the Aircraft Carrier’s Deck Is Modeled Using EASY5
260
19.3 Results and Discussion
262
19.4 Conclusion
263
References
267
20 Design and Optimization of Knuckle of an All-Terrain Vehicle
268
20.1 Introduction
269
20.2 Methodology
269
20.2.1 Analytical Calculations
270
20.2.2 Finite Element Method
272
20.3 Initial Model
276
20.3.1 Stress and Deformation Graphs for Initial Model
276
20.4 Shape Optimization
276
20.5 Results and Discussion
279
20.6 3D Printing
281
20.7 Conclusions
284
References
284
21 Modeling and Analysis of ATV Roll Cage
286
21.1 Introduction
287
21.2 Design of Roll Cage
287
21.3 Material Selection
287
21.4 Analytical Calculation [3]
289
21.5 Analysis
290
21.5.1 Front Impact
290
21.5.2 Rear Impact
290
21.5.3 Side Impact
291
21.5.4 RollOver Analysis
293
21.5.5 Torsional Analysis
294
21.5.6 Modal Analysis
295
21.6 Result and Discussion
295
21.7 Conclusion
296
References
297
22 Computational Flow Analysis of a Blade Wedge Duct
298
22.1 Introduction
298
22.2 Numerical Analysis
300
22.2.1 Geometric Modeling
300
22.2.2 Boundary Conditions
300
22.2.3 Formula Used
301
22.3 Results and Discussion
301
22.3.1 Effect of Heat Transfer Coefficient on Elliptical Pin Fin Design
302
22.3.2 Variation in Pressure Drop and Thermal Performance Factor for Elliptical Pin Fin Design
302
22.4 Conclusion
306
References
307
23 Computational Fluid Dynamic Analysis of Amphibious Vehicle
308
23.1 Introduction
308
23.2 Modelling
309
23.3 Computational Fluid Dynamic Analysis
310
23.4 Conclusion
317
References
317
24 Finite Element Analysis of Amphibian UAV Structure
319
24.1 Introduction
319
24.2 Conceptual Model of Amphibious Vehicle
320
24.3 Finite Element Analysis of Amphibious Parts and Integrated Structure
321
24.3.1 Quadrotor Frame
321
24.3.2 Hull
323
24.3.3 Skirt
323
24.3.4 Integrated Structure
324
24.4 Conclusion
325
References
326
25 Investigation of 3D Printed Jet Fuel Atomizer
328
25.1 Introduction
329
25.2 Literature Review
329
25.3 Governing Equations
331
25.4 Design of Atomizer
332
25.5 Rapid Prototyping and Manufacturing
334
25.5.1 Introduction
334
25.5.2 Methods of 3D Printing
335
25.5.3 Aeronautical Industry and 3D Printing
335
25.5.4 Raw Materials for 3D Printing
336
25.5.5 3D Printing of Atomizer
337
25.6 Numerical Modeling of Atomization
338
25.7 Testing of Atomizer
340
25.8 Results and Discussion
340
25.9 Conclusion
346
References
347
Alle Preise verstehen sich inklusive der gesetzlichen MwSt.