Posts by iniped

Slug Flow. Dynamical approach

Oliver Piay, Karen Slug flow is a phenomenon that occurs under special circumstances of two phase gas – liquid flow. It is the most serious scenario in two phase flow as it involves a moving liquid mass pushed by gases in between. In most of engineering companies the effect of slug flow is considered by…

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Pulsation Analysis and steps to improve solutions

Méndez Vilariño, Daniel Every time a positive displacement machine needs to be installed it is necessary to guarantee equipment operation free of pulsation. During this presentation we will analyze minimum requirements and practical solutions for pulsation studies. Also recommendations about when how and where implement them will be presented. Idea is to present a follow…

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Pressure balance expansion joints. Theoretical basis and examples of use

Oliver Piay, Karen When the space/ access constrains or the excessive magnitude of the axial thrust imposed by the unbalance area of the bellow, under internal pressure is a main concern in designing the Piping System, the only solution is to use a pressure balance expansion joint. The theoretical basis and example of use of…

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Modal Analysis for the Plant Machinery Engineer. Recipes and Shortcuts. Part II

Vázquez, José Antonio Experimental modal analysis and operating deflection shapes (ODS) are powerful tools in vibration analysis and machinery troubleshooting. However, the plant machinery engineer often doesn’t believe such techniques are available given a lack of advanced measurement equipment. This tutorial presents best practices with simplified experimental modal analysis and ODS techniques that can be…

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Introduction to piping in EPC Projects

Oliver Piay, Karen A piping system is the most effective and commonly use way of carry fluids in the industry. For example, in a petrochemical industry the piping system represent around 35% of all industry material and requires around 40% the construction and erection man hours and it could require up to 50% of engineering…

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Static Equipment Best Practices & Lessons Learned

Tirenti, Javier Pressure vessels are tailored items, they are designed and manufactured to meet a specific set of requirements. Pressure vessels present very few standard elements (as the case of pipes and flanges), therefore these equipment must be fabricated based on Best Practices and Lessons learned. In this seminar you will learn the shortcuts required…

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Modal Analysis for the Plant Machinery Engineer. Recipes and Shortcuts. Part I

Vázquez, José Antonio Experimental modal analysis and operating deflection shapes (ODS) are powerful tools in vibration analysis and machinery troubleshooting. However, the plant machinery engineer often doesn’t believe such techniques are available given a lack of advanced measurement equipment. This tutorial presents best practices with simplified experimental modal analysis and ODS techniques that can be…

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Piping Expansion Loops. Purpose and definition

Oliver Piay, Karen A pipe rack is a structure designed to support in an orderly manner the pipes on an industrial plant. If the racks were not used the industrial plants would have a confusing mess in the distribution and layout of pipes. The pipe racks are placed strategically, so they allow the interconnection between…

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Screw Compressor Package Design Considerations

Cameron, Richard Screw compressor packages have specific design requirements, we will discuss the key parameters to consider In the process design of oil injected and oil free screw compressor packages. We will also consider how variation in operating conditions can alter performance of the compressors and common issues that can arise Downloads Handouts Slides

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