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Loading...CO2 Car Design Project with SolidWorks Software
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Table of Contents
Lesson 1: Introduction .1
Using This Book . 2
What is SolidWorks Software? . 2
Prerequisites 2
Conventions Used in This Book . 3
Before You Begin . 3
Add the Folder to the Design Library Path 5
Lesson 2: Exploring and Assembling the Car .7
What is Important When Designing a Dragster? 8
About Balsa 9
Start SolidWorks and Open an Existing Part 9
Determining the Mass of the Blank 11
Density . 11
Calculating Volume . 12
Area of a Trapezoid . 12
Checking Our Math . 13
Volume of a Trapezoidal Prism . 13
Why is the Density 0.00? . 14
What About the Hole for the CO2 Cartridge? . 15
More to Explore 17
Converting Units 17
Another Example . 18
So How Does This Apply to Density? . 19
Summary 20
Creating an Assembly . 20
Insert Mate 23
Planning Ahead 26
Distance Mates 26SolidWorks
Engineering Design and Technology Series
Lesson 3: Analyzing the Car Using SolidWorks Flow Simulation .31
The Aerodynamics Analysis of the Car 32
What is SolidWorks Flow Simulation? 32
Fluid Flow Analysis . 32
Why Do Design Analysis? 33
Check Before Using SolidWorks Flow Simulation . 34
SolidWorks Flow Simulation Toolbars . 34
Let’s Analyze the Car . 35
Create a Flow Simulation Project 35
Gram-force . 36
Using Symmetry . 41
Computational Domain 43
Modifying the Computational Domain 43
Setting Goals 45
Running the Analysis . 47
Monitoring the Solution . 48
Viewing the Results 53
Accessing the Results . 53
Interpreting the Results 55
Flow Trajectories . 56
Experiment With Other Flow Trajectories 57
Quantitative Results . 63
Units, Values, and Interpreting the Results 64
Conclusion 64
Lesson 4: Making Design Changes .65
Changing the CO2 Car Design . 66
Configurations 66
Modifying the Model 66
Splines 71
The Anatomy of a Spline . 71
Sketching with Splines 72
Dimensioning Splines 76
Extruding an Open Contour . 78
Modify the Underside of the Car . 83
Reduction in Mass 86
Percentage Improvement . 87
Assembly Configurations . 87
Lesson 5: Analyzing the Modified Design 91
Analyze the Modified Design with Flow Simulation . 92
Examine the Results . 93SolidWorks
Engineering Design and Technology Series
Flow Trajectories . 94
Quantitative Results . 97
Percentage Improvement . 98
What About Lift? . 98
Why Didn’t We See a Greater Reduction in Drag? . 99
Surface Parameters . 100
What Does This Tell Us? . 101
Did Changing the Body Really Help? . 102
Replace the Rear Wheels 103
Examine the Results . 105
Percentage Improvement 106
More to Explore 107
Lesson 6: Making Drawings of the Car .109
Drawings . 110
Creating a Drawing and Views . 110
Using the Drawing to Build the Car . 120
Auxiliary Views . 121
Adding Sheets to Drawings 122
Reference Edge for Auxiliary View . 123
Design Template 127
Assembly Drawing . 127
Fine Tuning the Drawing 131
Lesson 7: PhotoWorks™ .133
PhotoWorks 134
Creating a Rendering 135
Make a Configuration for Rendering . 137
Lighting . 137
Types of Lights 137
Photographic Lighting 138
Appearances 141
Scenes . 146
Scene Editor . 146
Rendering 151
Methods to Increase Screen Rendering Speed . 151
Reduce the Number of Pixels to Render . 151
Reduce the Complexity of the Rendering 151
Decals . 153
Masks . 154
Masking Techniques 154
Selecting a Color . 155SolidWorks
Engineering Design and Technology Series
What You Can’t See Doesn’t Matter . 157
What Makes an Image Look Realistic? 159
Reflections 159
Props . 162
We Need a Real Floor . 162
Shadows . 168
Output Options 169
Render to a Printer . 169
Rendering to a File . 169
File Types 169
Methods to Increase Rendering Quality 170
How Many Pixels to Render 171
Dpi Versus Ppi . 171
Calculating Correct Number of Pixels . 171
Example #1 171
Example #2
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