Musings on reliability and maintenance topics

Short essays and thoughts (musings) on reliability and maintenance engineering topics. Let me know your reaction and thought, plus any questions.
ISSN 2329-0080

How Well Do You Know Your Supply Chain’s Impact on Reliability?

January 18, 2015
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3 Stories of Electronics Supply Chain Reliability Impact Some days are better than others. We sometimes run into failure when working to create a new product. With a little investigation we suspect the components are not working as expected. We’ll call the vendor and ask for an explanation. If this is normal production and variability […]

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The Want of Modern Customer Service

January 11, 2015
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Reliability and Customer Service As reliability professionals know, products fail. They fail for a wide range of reasons and over broad span of time. We know it happens. This doesn’t help when it impact us directly though. When we purchase a product or service, it should just work. We know the odds, we know better, […]

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Minimize Supply Chain Failure Causes

January 7, 2015
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Supply Chain and Reliability What happens when a product you produce fails? You customer may call and return the product. They may expect you to provide a replacement or refund. Does it matter if the failure was due to a capacitor or motor that you didn’t design, just purchased? No. Does it matter if a […]

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2 Design Approaches to Creating a Reliable Product

December 28, 2014
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Design Approaches to Creating a Reliable Product There are two basic philosophies when creating a reliability plan for a a new product or system. One is to experiment with prototypes as quickly and often as possible, the build, test, fix, approach. Or, you can research and model detailed aspects of a the materials and structures […]

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Balanced Tolerances and Reliability

December 13, 2014
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Why Do tolerance Analysis? The short answer is, everything varies. The longer answer involves the agreement between what is possible and what is desired. If we could design a product and it could be replicated exactly, including every element of the product, we would not need tolerances. Any part would work with any assembly. We […]

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Reliable Products Accommodate Variability By Design

December 11, 2014
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Reliable Products Accommodate Variability By Design The better reliability performing systems start the design process with controlling variability. Variability of materials and processes involved thought the product lifecycle. Reliability performance occurs as a result of the decisions made thought the design process. When focused on understanding and minimizing variability, the design become robust and reliable.

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Steps to Improve Supplier Reliability

December 4, 2014

Consider the Impact Suppliers Have on Product Reliability Situation It’s Friday afternoon and the phone rings. It is another customer complaining about your product not working. This is the fifth call this afternoon. Something is wrong and you’re responsible to make it right. The natural failure analysis process starts across your team. Gather information, determine […]

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How to Enhance Reliability Goal Importance

November 20, 2014
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How to connect reliability goals to business objectives Reliability goals provide you and your team a focus for the reliability program. They provide a measurable way to design, test, and maintain systems that meet customer expectations. Goal of any kind in a business is relatively easy to set and publish. They are not easy to […]

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Reliability Engineering is More Than Tools

November 13, 2014
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Reliability Engineering is More Than Tools Reliability engineering is blend of disciplines from material science to asset management. We use problem solving, design, maintenance, and statistical tools on a regular basis, yet that is not the only thing we do. Having met a few engineers that define their role as a reliability engineer as conducting […]

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The True Importance of Reliability Block Diagrams

November 5, 2014
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The True Importance of Reliability Block Diagrams A reliability block diagram is a graphical and statistical representation of the reliability structure of a system. Graphical as an RBD is drawn with blocks for each element of a system and connecting lines representing the relationship between elements.

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