High Temperature Mechanical Behavior of Ceramic-Matrix Composites

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Author(s):	Li, Longbiao
ISBN No.:	9783527831791
Pages:	384
Year:	202106
Format:	E-Book
Price:	$ 224.05
Status:	Out Of Print

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Preface xiii Acknowledgments xv 1 Introduction 1 1.1 Tensile Behavior of CMCs at Elevated Temperature 2 1.2 Fatigue Behavior of CMCs at Elevated Temperature 6 1.3 Stress Rupture Behavior of CMCs at Elevated Temperature 7 1.4 Vibration Behavior of CMCs at Elevated Temperature 9 1.5 Conclusion 10 References 10 2 First Matrix Cracking of Ceramic-Matrix Composites at Elevated Temperature 19 2.1 Introduction 19 2.2 Temperature-Dependent Matrix Cracking Stress of C/SiC Composites 20 2.

2.1 Theoretical Models 20 2.2.2 Results and Discussion 21 2.2.2.1 Temperature-Dependent Matrix Cracking Stress of C/SiC Composite for Different Fiber Volumes 23 2.2.

2.2 Temperature-Dependent Matrix Cracking Stress of C/SiC Composite for Different Interface Shear Stress 24 2.2.2.3 Temperature-Dependent Matrix Cracking Stress of C/SiC Composite for Different Fiber/Matrix Interface Frictional Coefficients 25 2.2.2.4 Temperature-Dependent Matrix Cracking Stress of C/SiC Composite for Different Interface Debonding Energies 26 2.

2.2.5 Effect of Matrix Fracture Energy on Temperature-Dependent Matrix Cracking Stress of C/SiC Composite 27 2.2.3 Experimental Comparisons 28 2.3 Temperature-Dependent Matrix Cracking Stress of SiC/SiC Composite 29 2.3.1 Results and Discussion 30 2.

3.1.1 Temperature-Dependent Matrix Cracking Stress of SiC/SiC Composite for Different Fiber Volumes 30 2.3.1.2 Temperature-Dependent Matrix Cracking Stress of SiC/SiC Composite for Different Interface Shear Stress 30 2.3.1.

3 Temperature-Dependent Matrix Cracking Stress of SiC/SiC Composite for Different Interface Frictional Coefficients 33 2.3.1.4 Temperature-Dependent Matrix Cracking Stress of SiC/SiC Composite for Different Interface Debonding Energies 34 2.3.1.5 Temperature-Dependent Matrix Cracking Stress of SiC/SiC Composite for Different Matrix Fracture Energies 34 2.3.

2 Experimental Comparisons 36 2.4 Time-Dependent Matrix Cracking Stress of C/SiC Composites 39 2.4.1 Theoretical Models 39 2.4.2 Results and Discussion 41 2.4.2.

1 Time-Dependent Matrix Cracking Stress of C/SiC Composite for Different Fiber Volumes 42 2.4.2.2 Time-Dependent Matrix Cracking Stress of C/SiC Composite for Different Interface Shear Stress 42 2.4.2.3 Time-Dependent Matrix Cracking Stress of C/SiC Composite for Different Interface Frictional Coefficients 50 2.4.

2.4 Time-Dependent Matrix Cracking Stress of C/SiC Composite for Different Interface Debonding Energies 53 2.4.2.5 Time-Dependent Matrix Cracking Stress of C/SiC Composite for Different Matrix Fracture Energies 56 2.4.3 Experimental Comparisons 59 2.5 Time-Dependent Matrix Cracking Stress of Si/SiC Composites 59 2.

5.1 Results and Discussion 59 2.5.1.1 Time-Dependent Matrix Cracking Stress of SiC/SiC Composite for Different Fiber Volumes 60 2.5.1.2 Time-Dependent Matrix Cracking Stress of SiC/SiC Composite for Different Interface Shear Stress 62 2.

5.1.3 Time-Dependent Matrix Cracking Stress of SiC/SiC Composite for Different Interface Debonding Energies 66 2.5.1.4 Time-Dependent Matrix Cracking Stress of SiC/SiC Composite for Different Matrix Fracture Energies 68 2.5.2 Experimental Comparisons 68 2.

6 Conclusion 71 References 71 3 Matrix Multiple Cracking Evolution of Fiber-Reinforced Ceramic-Matrix Composites at Elevated Temperature 75 3.1 Introduction 75 3.2 Temperature-Dependent Matrix Multiple Cracking Evolution of C/SiC Composites 76 3.2.1 Theoretical Models 77 3.2.1.1 Temperature-Dependent Stress Analysis 77 3.

2.1.2 Temperature-Dependent Interface Debonding 78 3.2.1.3 Temperature-Dependent Matrix Multiple Cracking 79 3.2.2 Results and Discussion 80 3.

2.2.1 Temperature-Dependent Matrix Multiple Cracking of C/SiC Composite for Different Interface Shear Stress 82 3.2.2.2 Temperature-Dependent Matrix Multiple Cracking of C/SiC Composite for Different Interface Debonding Energies 84 3.2.2.

3 Temperature-Dependent Matrix Multiple Cracking of C/SiC Composite for Different Matrix Fracture Energies 85 3.2.3 Experimental Comparisons 88 3.3 Temperature-Dependent Matrix Multiple Cracking Evolution of SiC/SiC Composites 89 3.3.1 Results and Discussion 90 3.3.1.

1 Temperature-Dependent Matrix Multiple Cracking of SiC/SiC Composite for Different Fiber Volumes 90 3.3.1.2 Temperature-Dependent Matrix Multiple Cracking of SiC/SiC Composite for Different Interface Shear Stress 92 3.3.1.3 Temperature-Dependent Matrix Multiple Cracking of SiC/SiC Composite for Different Interface Frictional Coefficients 93 3.3.

1.4 Temperature-Dependent Matrix Multiple Cracking of SiC/SiC Composite for Different Interface Debonding Energies 95 3.3.1.5 Temperature-Dependent Matrix Multiple Cracking of SiC/SiC Composite for Different Matrix Fracture Energies 98 3.3.2 Experimental Comparisons 100 3.4 Time-Dependent Matrix Multiple Cracking Evolution of C/SiC Composites 101 3.

4.1 Theoretical Models 102 3.4.1.1 Time-Dependent Stress Analysis 102 3.4.1.2 Time-Dependent Interface Debonding 103 3.

4.1.3 Time-Dependent Matrix Multiple Cracking 105 3.4.2 Results and Discussion 106 3.4.2.1 Time-Dependent Matrix Multiple Cracking of C/SiC Composite for Different Interface Shear Stress 106 3.

4.2.2 Time-Dependent Matrix Multiple Cracking of C/SiC Composite for Different Interface Frictional Coefficients 108 3.4.2.3 Time-Dependent Matrix Multiple Cracking of C/SiC Composite for Different Interface Debonding Energies 111 3.4.2.

4 Time-Dependent Matrix Multiple Cracking of C/SiC Composite for Different Matrix Fracture Energies 113 3.4.3 Experimental Comparisons 114 3.5 Time-Dependent Matrix Multiple Cracking Evolution of SiC/SiC Composites 116 3.5.1 Results and Discussion 117 3.5.1.

1 Time-Dependent Matrix Multiple Cracking of SiC/SiC Composite for Different Fiber Volumes 117 3.5.1.2 Time-Dependent Matrix Multiple Cracking of SiC/SiC Composite for Different Interface Shear Stress 120 3.5.1.3 Time-Dependent Matrix Multiple Cracking of SiC/SiC Composite for Different Interface Frictional Coefficients 127 3.5.

1.4 Time-Dependent Matrix Multiple Cracking of SiC/SiC Composite for Different Interface Debonding Energies 130 3.5.1.5 Time-Dependent Matrix Cracking Stress of SiC/SiC Composite for Different Matrix Fracture Energies 133 3.5.2 Experimental Comparisons 136 3.5.

2.1 Unidirectional SiC/SiC Composite 136 3.5.2.2 SiC/SiC Minicomposite 139 3.6 Conclusion 139 References 140 4 Time-Dependent Tensile Behavior of Ceramic-Matrix Composites 145 4.1 Introduction 145 4.2 Theoretical Analysis 148 4.

3 Results and Discussion 149 4.3.1 Time-Dependent Tensile Behavior of SiC/SiC Composite for Different Fiber Volumes 149 4.3.2 Time-Dependent Tensile Behavior of SiC/SiC Composite for Different Fiber Radii 149 4.3.3 Time-Dependent Tensile Behavior of SiC/SiC Composite for Different Matrix Weibull Moduli 152 4.3.

4 Time-Dependent Tensile Behavior of SiC/SiC Composite for Different Matrix Cracking Characteristic Strengths 152 4.3.5 Time-Dependent Tensile Behavior of SiC/SiC Composite for Different Matrix Cracking Saturation Spacings 155 4.3.6 Time-Dependent Tensile Behavior of SiC/SiC Composite for Different Interface Shear Stress 155 4.3.7 Time-Dependent Tensile Behavior of SiC/SiC Composite for Different Interface Debonding Energies 155 4.3.

8 Time-Dependent Tensile Behavior of SiC/SiC Composite for Different Fiber Strengths 159 4.3.9 Time-Dependent Tensile Behavior of SiC/SiC Composite for Different Fiber Weibull Moduli 160 4.3.10 Time-Dependent Tensile Behavior of SiC/SiC Composite for Different Oxidation Durations 160 4.4 Experimental Comparisons 161 4.4.1 Time-Dependent Tensile Behavior of SiC/SiC Composite 161 4.

4.2 Time-Dependent Tensile Behavior of C/SiC Composite 173 4.5 Conclusion 179 References 181 5 Fatigue Behavior of Ceramic-Matrix Composites at Elevated Temperature 187 5.1 Introduction 187 5.2 Theoretical Analysis 189 5.3 Experimental Comparisons 191 5.3.1 2.

5DWoven Hi-NicalonTM SiC/[Si-B-C] at 600 C in Air Atmosphere 191 5.3.2 2.5DWoven Hi-NicalonTM SiC/[Si-B-C] at 1200 C in Air Atmosphere 193 5.3.3 2DWoven Self-Healing Hi-NicalonTM SiC/[SiC-B4C] at 1200 C in Air and in Steam Atmospheres 199 5.3.4 Discussion 203 5.

4 Conclusion 206 References 206 6 Stress Rupture of Ceramic-Matrix Composites at Elevated Temperature 211 6.1 Introduction 211 6.2 Stress Rupture of Ceramic-Matrix Composites Under Constant Stress at Intermediate Temperature 213 6.2.1 Theoretical Models 214 6.2.2 Results and Discussion 215 6.2.

2.1 Stress Rupture of SiC/SiC Composite for Different Fiber Volumes 215 6.2.2.2 Stress Rupture of SiC/SiC Composite for Different Peak Stress Levels 218 6.2.2.3 Stress Rupture of SiC/SiC Composite for Different Saturation Spaces Between Matrix Cracking 221 6.

2.2.4 Stress Rupture of SiC/SiC Composite for Different Interface Shear Stress 221 6.2.2.5 Stress Rupture of SiC/SiC Composite for Different Fiber Weibull Modulus 227 6.2.2.

6 Stress Rupture of SiC/SiC Composite for Different Environmental Temperatures 229 6.2.3 Experimental Comparisons 230 6.3 Stress Rupture of Ceramic-Matrix Composites Under S.

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