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Risk Analysis of Phased-Mission Systems with Multiple Failure Modes

by Kohda, Takehisa; Matsumoto, Satoshi; Nakagawa, Masaki

This paper proposes a novel, simple and practical risk analysis method of phased mission systems with multiple failure modes...

  • Filetype: pdf
  • Publish date: 2008-02
  • Keywords:RAMS 2008 Proceedings,Risk Analysis, Safety and Risk Management, Risk Assessment

Reliability Analysis of Phased-Mission Systems using Bayesian Networks

by Liu,Dong; Zhang, Chunyuag; Xing,Welyan; Li, Rui

The paper presents a Bayesian networks (BN) based method to analyze the reliability of phased-mission systems (PMS)...

  • Filetype: pdf
  • Publish date: 2008-02
  • Keywords:RAMS 2008 Proceedings,Bayesian Analysis, Reliability Analysis, Networks

Optimal Highway Maintenance Policies under Uncertainty

by Castanier, Bruno;Yeung, Thomas G.

We develop an inspection and maintenance policy to minimize the cost of maintaining a given section of road or highway when there is a great deal of uncertainty in the degradation process..

  • Filetype: pdf
  • Publish date: 2008-02
  • Keywords:RAMS 2008 Proceedings,R&M Modeling and Optimization, Markov, Degradation

A Study on Optimal Age Replacement of Dozer Engines

by Prasad, P.V.N.; Rao, Kancharla R.M.

In this paper, the concepts and methods of total time on test (TTT) plots are discussed...

  • Filetype: pdf
  • Publish date: 2008-02
  • Keywords:RAMS 2008 Proceedings,R&M Modeling and Optimization, Simulation

A Methodology for Managing Reliability Growth during Operational Mission Profile Testing

by Crow, Larry H.

This paper presents a methodology currently being applied on major Department of Defense programs for operational reliability growth testing...

  • Filetype: pdf
  • Publish date: 2008-02
  • Keywords:RAMS 2008 Proceedings,Reliability Testing, Reliability Growth, Reliability Management

World-Class Supply Chain Reliability in General Aviation

by Hamada, Murad; Jarrell, Glenn

Cessna Aircraft Company has developed a model that is used to track the performance of each component, not only based on historical field history, but based on what matters most to the customers, the life cycle cost...

  • Filetype: pdf
  • Publish date: 2008-02
  • Keywords:RAMS 2008 Proceedings,System Reliability, Reliability Model

An Age-Adjusted Comparison of Field Failure Data for Repairable Systems

by Halim, Tony; Tang, Loon-Ching

This paper illustrates a few simple steps that aid in mitigating age heterogeneity issues prior to plotting the MCF...

  • Filetype: pdf
  • Publish date: 2008-02
  • Keywords:RAMS 2008 Proceedings,Repairable Systems, Failure Analysis, R&M Modeling and Optimization

Increasing the Effectiveness of FRACAS

by Ciemian, Michael

This paper does not address the merits of the various commercial software packages, but rather shows a philosophy and strategy that can be used to create an effective FRACAS..

  • Filetype: pdf
  • Publish date: 2008-02
  • Keywords:RAMS 2008 Proceedings,Reliability Management, Data Analysis, Failure Analysis

Assessment of Launch Vehicle Debris Risk During Ascent Aborts

by Gee, Ken; Mathias, Donovan L.

In the event of a space launch vehicle explosion during ascent, the debris field generated by the explosion poses a risk to the crew. To evaluate this risk, a model of the debris environment was created to determine the probability of a debris strike...

  • Filetype: pdf
  • Publish date: 2008-02
  • Keywords:RAMS 2008 Proceedings,Probabilistic Risk Assessment, Safety and Risk Management

Simulation Assisted Risk Assessment Applied to Launch Vehicle Conceptual Design

by Lawrence,Scott; Mathias, Donovan L. Go, Suzie; Gee, Ken

A simulation-based risk assessment approach is presented and is applied to the analysis of abort during the ascent phase of a space exploration mission...

  • Filetype: pdf
  • Publish date: 2008-02
  • Keywords:RAMS 2008 Proceedings,Probabilistic Risk Assessment, Safety and Risk Management

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