Presentation OverviewIntroductionFundamentals of a spring energised sealSealing at cryogenic temperaturesCurrent cryogenic seal designsCryogenic sealing with novel designsTest ResultsWhat is next?
Half of production losses on the UKCS are due to unplanned outages from equipment failures, while one quarter more are due to planned maintenance shutdowns. (1)Improper or insufficient maintenance was …
The process of producing parts by successive melting of layers of material rather than removing material. Each layer is melted to the exact geometry defined by a 3D computer model.
Selection criterion:maximize AM benefitsProduct design benefitsPossibility of part consolidationWeight or volume reductionsIntegrated functionalitiesLess waste
Case Study: Re-design, printing and testing of butterfly valve disc.
Introduction: Engineered sealing & sub-systems solutions for criticalapplications focused on optimizing performance and safety whilereducing environmental impact
Type of butterfly valves (DOBV vs. TOBV)Main sealing technologies for TOBVLamellar seal principleConcept weaknessesHow to reduce leak paths with lamellar seals?Design optimization:Lab test examples & results
How to counter the usual valve packing relaxation The current experimental and operative evidences show that the stem graphite sealing incurs a gradual relaxation that comes in the first weeks …
On-demand production Short lead-time Reduction of parts in the stock Reduction of costs Possibility to repair old systems
Valve Enhancement Program OverviewValve enhancement programs (VEP) are designed to meet the regulatory requirements set forth with respect to valve leakage to atmosphere. It is a program developed for OEM’s …