Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 9 of 9 for “"Transmission pipelines"”.
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A "divide-and-conquer" strategy for NDE signal inversion in gas transmission pipelines
… representative of the in-line inspection of gas transmission pipelines.</p>
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Multi-sensor data fusion using geometric transformations for the nondestructive evaluation of gas transmission pipelines
… maintenance of large infrastructure such as gas transmission pipelines, nuclear power plants, aircraft, bridges and highways, etc. As this infrastructure continues to age it is essential that the inspection techniques reliably and accurately predict the integrity of these systems. No single NDE …
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Heterogeneous multi-sensor data fusion using geometric transformations and Parzen windows for the nondestructive evaluation of gas transmission pipelines
<p>The natural gas transmission pipeline network in the United States is a key component of the nation's energy supply infrastructure and extends for over 280,000 miles and has an average age of over 60 years. The integrity of the pipeline is maintained by periodic inline inspections using magnetic …
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An investigation of multi-dimensional evolutionary algorithms for virtual reality scenario development
… the in-line, nondestructive evaluation of gas transmission pipelines.</p>
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Prioritization of Potable Water Infrastructure Investments on the Navajo Nation
… the Nation. Large candidate regional water transmission pipelines projects aimed to meet these needs have been identified. With capital costs exceeding their fiscal capability, decision-makers must choose projects that generate the most bang for the buck. To address these challenges, three …
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Understanding Magnetic Flux Leakage from Gouges and Dents Containing Gouges
… (NDE) technique for operating gas and oil transmission pipelines. The Queen’s Applied Magnetics Group (AMG) has been studying MFL signals from dents for the past 5 years, and recently began considering MFL signals from gouges, and gouge/dent combinations. It is believed that MFL signals …
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Assessing the resilience of water supply systems in Oman
… and rank the risks to the water sources, transmission pipelines and distribution networks in Oman and suggests appropriate mitigation measures. The system resilience was evaluated and an emergency response plan for the water supplies developed. <br/><br/>The methodology involved mining the …
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Ανάλυση μη-μόνιμων και μεταβατικών φαινομένων ροής σε δίκτυα μεταφοράς και διανομής φυσικού αερίου
Το κύριο θέμα της εργασίας είναι η μοντελοποίηση και η αριθμητική επίλυση μη- μόνιμων και μεταβατικών φαινομένων ροής σε αγωγούς μεταφοράς και δίκτυα διανομής φυσικού αερίου. Το φυσικό αέριο είναι ένα σύγχρονο καύσιμο το οποίο έχει μεγάλες ενεργειακές εφαρμογές καλύπτοντας σε μεγάλο ποσοστό το …
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Development of advanced reliability assessment models with applications in integrity management of onshore energy pipelines
… reliability-based integrity management of energy pipelines. The aim is to conjointly consider realistic safety threats and integrity management strategies, such as in-line inspections, criteria for excavation and direct assessment of energy pipelines. Towards this, advanced algorithmic model-based …