User contributions for Lisa Hacker

23:5823:58, 16 January 2024 diff hist −2,426‎ Weibull++ Examples ‎No edit summary
23:4823:48, 16 January 2024 diff hist +280‎ Main Page ‎No edit summary current

23:3223:32, 20 April 2023 diff hist +398‎ Accelerated Life Test Plans ‎ →‎Three Level Best Equal Expected Number Failing Plan Tag: Manual revert
23:3123:31, 20 April 2023 diff hist −398‎ Accelerated Life Test Plans ‎ →‎Three Level Best Equal Expected Number Failing Plan Tag: Reverted
23:2723:27, 20 April 2023 diff hist +11,004‎ m Accelerated Life Test Plans ‎ Reverted edits by Lisa Hacker (talk) to last revision by Sharon Honecker Tag: Rollback
23:2523:25, 20 April 2023 diff hist −11,004‎ Accelerated Life Test Plans ‎No edit summary Tag: Reverted
22:3922:39, 20 April 2023 diff hist 0‎ Cumulative Damage General Loglinear ‎No edit summary current
22:3922:39, 20 April 2023 diff hist 0‎ Cumulative Damage Exponential ‎No edit summary current
22:0422:04, 20 April 2023 diff hist +29‎ Accelerated Life Testing Data Analysis Reference ‎No edit summary
22:0222:02, 20 April 2023 diff hist 0‎ Cumulative Damage Arrhenius ‎No edit summary current
22:0222:02, 20 April 2023 diff hist −45,694‎ Time-Varying Stress Models ‎No edit summary current
22:0022:00, 20 April 2023 diff hist +13,803‎ N Cumulative Damage Power ‎ Created page with "{{template:ALTABOOK|10.1}} =Cumulative Damage Power Relationship= This section presents a generalized formulation of the cumulative damage model where stress can be any function of time and the life-stress relationship is based on the power relationship. Given a time-varying stress <math>x(t)\,\!</math> and assuming the power law relationship, the life-stress relationship is given by: ::<math>L(x(t))={{\left( \frac{a}{x(t)} \right)}^{n}}\,\!</math> In ALTA, the above..." current
21:5921:59, 20 April 2023 diff hist +45,779‎ m Time-Varying Stress Models ‎ Reverted edits by Lisa Hacker (talk) to last revision by Sharon Honecker Tag: Rollback
21:5721:57, 20 April 2023 diff hist −13,776‎ Time-Varying Stress Models ‎No edit summary Tag: Reverted
21:4621:46, 20 April 2023 diff hist +244‎ Time-Varying Stress Models ‎No edit summary Tag: Reverted
21:4421:44, 20 April 2023 diff hist +41‎ Accelerated Life Testing Data Analysis Reference ‎No edit summary
21:4321:43, 20 April 2023 diff hist −32,247‎ Time-Varying Stress Models ‎No edit summary Tag: Reverted
21:4221:42, 20 April 2023 diff hist +11,628‎ N Cumulative Damage General Loglinear ‎ Created page with "{{template:ALTABOOK|10.3}} =Cumulative Damage General Log-Linear Relationship= This section presents a generalized formulation of the cumulative damage model where multiple stress types are used in the analysis and where the stresses can be any function of time. ==Cumulative Damage General Log-Linear - Exponential== Given <math>n\,\!</math> time-varying stresses <math>\underline{X}=({{X}_{1}}(t),{{X}_{2}}(t)...{{X}_{n}}(t))\,\!</math>, the life-stress relationship is:..."
21:4121:41, 20 April 2023 diff hist +10,327‎ N Cumulative Damage Exponential ‎ Created page with "{{template:ALTABOOK|10.2}} =Cumulative Damage Exponential Relationship= This section presents a generalized formulation of the cumulative damage model where stress can be any function of time and the life-stress relationship is based on the exponential relationship. Given a time-varying stress <math>x(t)\,\!</math> and assuming the exponential relationship, the life-stress relationship is given by: ::<math>\begin{align} L(x(t))=C{{e}^{bx(t)}} \end{align}\,\!</math>..."
21:4021:40, 20 April 2023 diff hist +68‎ Accelerated Life Testing Data Analysis Reference ‎No edit summary
21:3821:38, 20 April 2023 diff hist +10,369‎ N Cumulative Damage Arrhenius ‎ Created page with "{{template:ALTABOOK|10.1}} =Cumulative Damage Arrhenius Relationship= This section presents a generalized formulation of the cumulative damage model where stress can be any function of time and the life-stress relationship is based on the Arrhenius life-stress relationship. Given a time-varying stress <math>x(t)\,\!</math> and assuming the Arrhenius relationship, the life-stress relationship is given by: ::<math>L(x(t))=C{{e}^{\tfrac{b}{x(t)}}}\,\!</math> In ALTA, the..."

23:5823:58, 16 March 2023 diff hist −27,449‎ Two Level Factorial Experiments ‎No edit summary current
23:5823:58, 16 March 2023 diff hist +27,472‎ N Two Level Fractional Factorial Designs ‎ Created page with "{{Template:Doebook|8.1}} ==Two Level Fractional Factorial Designs== As the number of factors in a two level factorial design increases, the number of runs for even a single replicate of the <math>{2}^{k}\,\!</math> design becomes very large. For example, a single replicate of an eight factor two level experiment would require 256 runs. Fractional factorial designs can be used in these cases to draw out valuable conclusions from fewer runs. The basis of fractional factor..." current
00:3300:33, 16 March 2023 diff hist −67‎ Additional Tools ‎ →‎Estimating P\left[ {{t}_{2}}\ge {{t}_{1}} \right]\,\! Using the Life Comparison Wizard current

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