Preface |
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xv | |
Acknowledgments |
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xxi | |
Authors |
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xxiii | |
Chapter 1 Reliability And The Role Of Statistics: An Introduction |
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1 | (26) |
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1.1 Reliability: As The Customers See It |
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1 | (6) |
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7 | (4) |
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1.3 Shift From A Reactive To A Proactive Mindset In Reliability Assurance |
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11 | (3) |
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1.4 Reliability Assurance Over The Entire Product Lifecycle |
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14 | (9) |
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Setting Reliability Goals |
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14 | (2) |
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15 | (1) |
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16 | (1) |
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Evolution Of The Role Of Statistics In Reliability Assurance |
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16 | (14) |
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Reliability Evaluation Of A Conceptual Design (Chapter 2) |
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19 | (1) |
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Product Development And Assessment (Chapter 3) |
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19 | (2) |
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Reliability Validation (Chapter 4) |
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21 | (1) |
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Manufacturing (Chapter 5) |
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22 | (1) |
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Field Tracking (Chapters 6 And 7) |
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23 | (1) |
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23 | (1) |
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References And Additional Resources |
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24 | (3) |
Chapter 2 System Reliability Evaluation Of A Conceptual Design |
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27 | (24) |
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2.1 System Reliability Modeling |
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29 | (1) |
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2.2 Reliability Block Diagrams |
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30 | (2) |
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30 | (1) |
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31 | (1) |
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Components In Series And Parallel |
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31 | (1) |
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2.3 Calculating System Reliability From Component Reliability |
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32 | (3) |
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33 | (1) |
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33 | (1) |
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34 | (1) |
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2.4 Computer Tools For System Reliability Analysis |
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35 | (3) |
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2.5 System Reliability Example: Washing Machine Design |
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38 | (2) |
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38 | (1) |
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38 | (1) |
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Subsystem Reliability Targets |
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39 | (1) |
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39 | (1) |
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2.6 Assumptions And Extensions |
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40 | (5) |
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40 | (1) |
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The Assumption Of Independence |
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41 | (1) |
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A Failure Of Perceived Redundancy |
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42 | (1) |
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Assessment Of Component Reliability |
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43 | (2) |
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2.7 Further Considerations |
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45 | (3) |
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Effect Of Part-Count Reduction |
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45 | (1) |
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Assessing The Reliability Of Different Size Products |
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45 | (3) |
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Assessing The Impact Of Removal Of A Failure Mode |
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48 | (1) |
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48 | (1) |
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References And Additional Resources |
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49 | (2) |
Chapter 3 Product Reliability Development |
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51 | (36) |
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3.1 Paths To Reliability Improvement |
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51 | (5) |
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3.2 Design Of Experiments And Robust Design For Reliability |
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56 | (4) |
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3.3 Reliability Evaluation |
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60 | (23) |
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60 | (8) |
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Washing Machine Motor Example |
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60 | (1) |
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61 | (1) |
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62 | (1) |
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63 | (2) |
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Results Assuming Elimination Of Plastic Part Failure Mode |
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65 | (2) |
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Further Evaluation And Testing |
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67 | (1) |
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68 | (9) |
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68 | (1) |
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69 | (1) |
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70 | (1) |
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Generator Insulation Example |
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70 | (1) |
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71 | (1) |
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72 | (1) |
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73 | (2) |
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Further Considerations On Alts |
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75 | (2) |
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77 | (12) |
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78 | (1) |
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79 | (1) |
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80 | (1) |
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Analysis Of Degradation Data |
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80 | (3) |
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83 | (1) |
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83 | (1) |
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References And Additional Resources |
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84 | (3) |
Chapter 4 Reliability Validation |
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87 | (24) |
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4.1 The Need For Reliability Validation |
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87 | (2) |
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89 | (8) |
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Generator Insulation Example: Description |
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89 | (6) |
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An Unpleasant Discovery: A New Failure Mode |
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90 | (1) |
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91 | (2) |
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Separate Analyses By Failure Mode |
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93 | (2) |
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A Key Point: Obtain And Report All Relevant Data |
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95 | (2) |
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97 | (1) |
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97 | (3) |
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Beta Site Testing Example: Laptop Computer Reliability Tracking System |
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99 | (1) |
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99 | (1) |
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4.4 Reliability Growth Analysis |
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100 | (2) |
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100 | (1) |
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101 | (1) |
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4.5 Reliability Demonstration Test Planning |
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102 | (5) |
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Product Reliability Demonstration Test: The Concept |
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102 | (3) |
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Zero-Failure Reliability Demonstration Tests |
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103 | (1) |
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Distribution-Free Zero-Failure Reliability Demonstration Test Plan |
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103 | (1) |
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Further Comments On Distribution-Free Zero-Failure Reliability Demonstration Test Plans |
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104 | (1) |
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Zero-Failure Reliability Demonstration Test Plan Assuming A Weibull Distribution |
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104 | (1) |
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Application Of Preceding Plan To Bearing Life Example |
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105 | (1) |
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A Major Downside Of Zero-Failure Reliability Demonstration Tests |
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105 | (1) |
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Other Reliability Demonstration Test Plans |
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106 | (1) |
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106 | (1) |
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107 | (1) |
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4.7 Setting The Stage For Process-Focused Reliability Assurance In Manufacturing |
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108 | (2) |
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110 | (1) |
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References And Additional Resources |
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110 | (1) |
Chapter 5 Reliability Assurance In Manufacturing |
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111 | (32) |
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5.1 Quality And Reliability Assurance In Manufacturing |
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112 | (1) |
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5.2 Evolution Of Reliability Assurance In Manufacturing |
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112 | (3) |
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5.3 Setting The Stage For Process-Focused Reliability Assurance In Manufacturing |
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115 | (10) |
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Identification Of Key Process Variables That Impact Reliability |
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116 | (1) |
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116 | (2) |
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118 | (1) |
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Process Stability And Capability |
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119 | (1) |
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Process Surveillance Planning |
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120 | (1) |
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Statistical Process Monitoring |
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121 | (4) |
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5.4 Disciplined Approaches To Manufacturing Process Improvement |
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125 | (1) |
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5.5 Process Improvement Case Study: Stator Bar Manufacturing |
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126 | (12) |
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Define And Scope The Problem |
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128 | (1) |
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Capability And Stability Assessment |
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129 | (1) |
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Assessing Measurement Error |
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130 | (2) |
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Reducing Deviations From Target And Variability |
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132 | (5) |
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Fix Deviation From Target |
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132 | (1) |
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Find Root Causes Of Variability |
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133 | (2) |
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Understanding Major Source Of Variation |
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135 | (2) |
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137 | (1) |
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137 | (1) |
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137 | (1) |
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5.6 Product Reliability Testing |
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138 | (2) |
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Reliability Audit Testing |
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138 | (2) |
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Reliability Acceptance Testing |
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140 | (1) |
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140 | (1) |
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141 | (1) |
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References And Additional Resources |
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142 | (1) |
Chapter 6 Field Reliability Tracking |
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143 | (30) |
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6.1 The Challenge Of Field Reliability Tracking |
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143 | (1) |
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6.2 Goals Of Reliability Tracking |
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144 | (2) |
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6.3 Reliability Tracking For Nonrepairable Products |
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146 | (13) |
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Laptop Computer Hard Drive Example |
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147 | (9) |
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Segmentation Analysis For A Laptop Computer Hard Drive |
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150 | (5) |
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Reporting And Corrective Action System |
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155 | (1) |
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Another Segmentation Example: Aircraft Engine Bleed System |
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156 | (3) |
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6.4 Reliability Tracking For Repairable Products |
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159 | (4) |
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Locomotive Braking Grid Example |
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159 | (4) |
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Segmentation Analysis For Locomotive Braking Grids Example |
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162 | (1) |
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6.5 Prediction Of Future Number Of Failures |
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163 | (7) |
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Washing Machine Circuit Board Example |
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164 | (15) |
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Field Failure Data Analysis On Circuit Boards |
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165 | (2) |
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167 | (1) |
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Prediction Of Future Number Of Failures |
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167 | (3) |
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6.6 Emerging Applications |
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170 | (1) |
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170 | (1) |
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References And Additional Resources |
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170 | (3) |
Chapter 7 A Peek Into The Future |
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173 | (18) |
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7.1 The New Generation Of Reliability Data |
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173 | (6) |
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7.2 Applications In Reliability |
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179 | (7) |
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Product Maintenance Schedules |
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180 | (1) |
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Proactive Parts Replacement Strategies |
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181 | (1) |
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Automated Monitoring For Impending Failures |
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182 | (13) |
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Locomotive Engine Example |
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182 | (4) |
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186 | (2) |
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188 | (1) |
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References And Additional Resources |
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189 | (2) |
Chapter 8 Statistical Concepts And Tools For Product Lifetime Data Analysis |
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191 | (26) |
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8.1 What's Different About Product Lifetime Data Analysis? |
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192 | (3) |
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8.2 Product Lifetime Distributions: Key Concepts |
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195 | (4) |
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195 | (1) |
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196 | (2) |
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The Exponential Distribution |
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198 | (1) |
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The Lognormal Distribution |
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199 | (1) |
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8.3 Lifetime Data Analysis Case Study: Washing Machine Circuit Board Failures Data |
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199 | (11) |
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202 | (1) |
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General Approach To Lifetime Data Analysis |
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202 | (1) |
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203 | (2) |
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Weibull Vs. Lognormal Distribution Analysis |
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205 | (1) |
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Estimation Of Model Parameters And Other Quantities Of Interest |
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206 | (4) |
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210 | (4) |
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210 | (1) |
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Bayesian Methods In Lifetime Data Analysis |
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211 | (2) |
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Software For Statistical Analysis Of Reliability Data |
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213 | (1) |
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214 | (1) |
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References And Additional Resources |
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215 | (2) |
Index |
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217 | |