نتایج جستجو برای: subsea structures integrity
تعداد نتایج: 521574 فیلتر نتایج به سال:
The notion of bodily integrity forms an important part of the value-structure of many religions and cultures. In this paper, we explore the notion of bodily integrity in Islam using male circumcision as the focus of the discussion. Our aim is to contribute to a better understanding of the Muslim perspective and of the differences and similarities between Western and Islamic ethical structures, ...
Abstract As one of the most important assets in transportation oil and gas products, subsea pipelines are susceptible to various environmental hazards, such as mechanical damage corrosion, that can compromise their structural integrity cause catastrophic financial damage. Autonomous underwater systems (AUS) expected assist offshore operations personnel contribute pipeline inspection, maintenanc...
Formation of gas hydrates in natural saturated with water threatens the integrity subsea pipelines, therefore effort must be put into inhibiting these processes. A commonly used inhibition method is dehydration triethylene glycol (TEG), which molecule interest this work. In our previous study, new multicomponent vapour-liquid-equilibria (VLE) data for TEG/water/natural systems were published, a...
Sustainability has become an increasingly important component of requirements for the rehabilitation bridge structures. Responsible use our limited natural resources is essential future generations, so whole process must be taken into account, in terms structural integrity. The environmental impact these types structures major – demolition and reconsideration e.g. reinforced concrete structure ...
The Effects of the Large-Scale Factor on the Integrity Parameters of Monolithic Fire-Resistant Glass
Glass is widely used for the manufacture of facades and interior glazing buildings. structures are subject to high fire safety requirements. Two methods employed in this work: experimental studies small-sized large-sized samples simulations heating glass structures. The results showed that monolithic tempered glass, with dimensions 4250 × 2000 8 mm 3000 8, were inserted a steel frame, if proper...
A portable erosion flume has been developed that is capable of estimating threshold and rate relationships for fine-grained specimens over the depth a typical sample tube. This newly-designed apparatus recirculating generating steady currents exposed section sample. In this paper, properties two marine sediments have determined show significant systematic variation with at centimetre scale woul...
A scour monitoring system for subsea pipeline based on active thermometry is proposed in this paper. The temperature reading of the proposed system is based on a distributed Brillouin optical fiber sensing technique. A thermal cable acts as the main component of the system, which consists of a heating belt, armored optical fibers and heat-shrinkable tubes which run parallel to the pipeline. Th...
Submerged pile groups are important components of complex piers in hydraulic engineering and analogs for a range subsea structures. These may sustain severe damages from local scour. The velocity intensity ( U / c , the ratio critical to mean velocity) aspect H D p height diameter) variables this scour process. However, previous studies on around submerged were conducted clear-water conditions ...
In fast OLAP applications it is often advantageous to provide approximate answers to range queries in order to achieve very high performances. A possible solution is to inquire summary data rather than the original ones and to perform suitable interpolations. Approximate answers become mandatory in situations where only aggregate data are available. This paper studies the problem of estimating ...
In an all-digital, all-online setting, long-term secure record-keeping is a difficult task. The record-keeping problem comes up with increasing frequency, as we migrate to exclusively digital ways of transacting business. Accountability requires information about the content and the timing of business transactions. In the digital world, ideally, we should be able to tell with conviction when a ...
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