Results 11 to 20 of about 1,276 (177)

Influence of Fluid on Seal and Assembly of Pipeline Fittings Based on the Multiscale Finite Element Model

open access: yesComplexity, 2020
Pipeline fittings with ferrules are applied to connect sections of hydraulic pipelines in aircraft, and their reliability and stability are essential.
Yangyang Yan, Yaping Fan
doaj   +2 more sources

Technical status and considerations of brittle fracture control of pipe fittings

open access: yesYou-qi chuyun, 2020
The station temperature of China-Russia Eastern Gas Pipeline Project is designed low to -45 ℃, which poses new challenges to the brittle fracture prevention capability of pipeline facilities, so it is necessary to set up scientific and reasonable ...
Feng WANG   +4 more
doaj   +2 more sources

A Unified Model of Oil/Water Two-Phase Flow through the Complex Pipeline

open access: yesGeofluids, 2021
Oil-water two-phase flow through the complex pipeline, consisting of varying pipes and fittings in series or parallel, is commonly encountered in the petroleum industry.
Qingchun Gao, Zhiming Wang, Quanshu Zeng
doaj   +2 more sources

Design of D 1 422 mm×1 219 mm tee in China-Russia Eastern Gas Pipeline station

open access: yesYou-qi chuyun, 2020
To address the design difficulty of 1 422 mm×1 219 mm tee used at stations along China–Russia Eastern Gas Pipeline under low temperature condition, the domestic and foreign pipe fitting standards were compared, and similar projects were investigated.
Zeguang YOU   +3 more
doaj   +2 more sources

Analysis and countermeasures for product pipeline internal corrosion based on first-run in-line inspection data

open access: yesYou-qi chuyun, 2020
In order to monitor, prevent and control the corrosion in in-service product pipelines, the value of the first-run inline inspection data was further mined, and the analysis idea was proposed in such a way that, the internal corrosion sensitive area ...
Wei HE   +4 more
doaj   +2 more sources

Progress and prospects of research and application of X80 pipeline steel and steel pipe in China

open access: yesYou-qi chuyun, 2020
With the rapid development of oil and gas pipeline construction, X80 pipeline steel and steel pipe have been applied on large scale. The research and application history and main progress of X80 high-grade pipeline steel and steel pipe in China were ...
Yaorong FENG   +4 more
doaj   +2 more sources

Parametric modelling of control cable fittings geometric configuration with interpolation of FEA results [PDF]

open access: yesMATEC Web of Conferences
Studying the behavior of control cable fittings (actually a pipe-type part) during radial crimping for fixation on the pipeline is a difficult task since it is necessary to control the presence of obvious plastic deformations: on the one hand ...
Matiukh Serhii   +3 more
doaj   +2 more sources

Coatings & linings for oil & gas pipelines – the most effective method of corrosion protection for aged pipelines [PDF]

open access: yesMATEC Web of Conferences, 2020
Pipelines around the world are in danger due to ageing, deposits and corrosion. Leaky fittings and cracks are an environmental hazard and cause the loss of valuable resources such as drinking water, gas, or oil.
Tache Ion Antonio, Tache Carmen
doaj   +1 more source

Theory pipeline for PDF fitting

open access: yesProceedings of 41st International Conference on High Energy physics — PoS(ICHEP2022), 2022
Fitting PDFs requires the integration of a broad range of datasets, both from data and theory side, into a unique framework. While for data the integration mainly consists in the standardization of the data format, for the theory predictions there are multiple ingredients involved.
Barontini, Andrea   +5 more
openaire   +2 more sources

Discussion and thinking on factors influencing reliability of high-grade steel pipeline

open access: yesYou-qi chuyun, 2022
The construction and development of high-grade steel pipelines have greatly promoted the rapid and efficient allocation of oil and gas resources in China, but new prominent problems such as quality risk of girth weld are also brought.
Changliang JIANG
doaj   +1 more source

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