Results 41 to 50 of about 1,276 (177)

Simulação de escoamento em dutos por caracterização de eventos [PDF]

, 2002
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Química.No presente trabalho foi desenvolvido e implementado computacionalmente um modelo linear capaz de representar com ...
Brandolt, Henry Galañena
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A study on the causes of the destruction of the high pressure hoses during operation and cyclic tests

Литьë и металлургия, 2019
High pressure hose (HPH) is a flexible pipeline for the transportation of special hydraulic and motor fluids based on mineral oil, liquid fuel, grease or water emulsion under pressure, to transfer the working force.
I. V. Borisovets, T. P. Kurenkova
doaj   +1 more source

Computational fluid dynamics approach for energy savings evaluation in core annular flow of a horizontal T-pipe

Energy Reports, 2023
The application of core annular flow (CAF) has become an interesting solution in transporting heavy oil through pipeline because of its energy reduction and cost efficiency.
Cindy Dianita, Ratchanon Piemjaiswang, Benjapon Chalermsinsuwan   +2 more
doaj   +1 more source

A Simple Method to Design and Analyze Dynamic Vibration Absorber of Pipeline Structure Using Dimensional Analysis

Shock and Vibration, 2020
Vibrations due to mechanical excitation and internal and external fluid flow can cause fatigue in pipelines and leaks in fittings. A beam-based dynamic vibration absorber (beam DVA) is a device comprising an L-shaped beam with a concentrated mass at its ...
Mehrdad Shemshadi, Mahdi Karimi, Farzad Veysi   +2 more
doaj   +1 more source

Utilização de observador de estado em substituição a medidor de vazão [PDF]

, 2006
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia QuímicaO objetivo deste trabalho é estimar, indiretamente, a vazão de escoamento em tubulações, tanto em estado estacionário quanto em ...
Barañano, Audrei Giménez
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Repair of High Pressure Pipe Fittings Using Composite Materials

, 2010
Pipelines and piping frequently suffer from metal loss that threatens their integrity and serviceability. Multiple repair options exist for straight sections of pipe; however, repair options for pipe fittings such as elbows and tees are typically limited
Julian Bedoya, Tommy Precht, Chris Alexander   +2 more
core   +1 more source

Reliability and Quality of Complex Systems

Надежность и качество сложных систем
Background. Prolonged operation of gas pipeline shut-off valves leads to gradual wear of the sealing elements of ball valves and, as a result, to their leakiness.
D.S. Boyarkin, V.D. Yezhizhanskiy, D.A. Golushko, I.R. Abuzyarov, A.V. Lysenko   +4 more
doaj   +2 more sources

Numerical analysis on magnetic leakage field of pipeline defect [PDF]

, 2015
Pipeline magnetic flux leakage inspection, mainly used for pipeline defect detection, is an important means of inner examination technology on pipeline. Flux leakage testing can't obtain valid defect identification signals by one hundred percent because ...
Tingxia Ma, Yu Tang, Hongbing Chen, Hailan Wang   +3 more
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Pocket guide to flanges, fittings, and piping data /

, 1999
Here is the latest edition of a compact reference that has been a real treasure for materials personnel for more than 15 years. Packed with pictures, definitions, and descriptions of ANSI and API piping materials, such as flanges, fittings, bolts ...
Lee, R. R.(Robert R.),1928-2007.
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Failure Risk Prediction Model for Girth Welds in High-Strength Steel Pipeline Based on Historical Data and Artificial Neural Network

, 2023
Pipelines are the most economical and sensible way to transport oil and gas. Long-distance oil and gas pipelines consist of many steel pipes or pipe fittings joined by welded girth welds, so girth welds are an essential part of pipelines.
Min Zhang, Ke Wang, Weifeng Ma, Wei Wu, Yixin Zhang, Qiang Guo   +5 more
core   +1 more source