Results 11 to 20 of about 1,412,342 (324)

Identification and evaluation on bending deformation of China-Russia Eastern Gas Pipeline

open access: yesYou-qi chuyun, 2020
Local displacement and bending deformation of pipeline may occur under the action of external load. When superimposed with defects such as pipeline body corrosion, manufacturing or weld defects, the pipeline body will probably fail at the stress ...
Xiaoming ZHAO   +6 more
doaj   +1 more source

Discussion on feasibility of pipeline laying in underground space from the perspective of improving sensing ability

open access: yesYou-qi chuyun, 2021
At present, the biggest safety risk and accident source of pipeline systems can be attributed to the lack of sensing ability of buried pipelines to a large extent.
Bi-yuan SHUI   +5 more
doaj   +1 more source

Standardization cooperation strategies and practices for oil and gas pipelines along the Belt and Road

open access: yesYou-qi chuyun, 2020
Many transnational oil and gas pipelines were constructed by the countries along the Belt and Road, but differentstandards of oil and gas pipelines were followed in different countries, resulting in various problems in design, construction andoperation ...
Bing LIU   +6 more
doaj   +1 more source

Development and application of a pipeline hot-tap in-line inspection tool based on permanent magnetic perturbation

open access: yesYou-qi chuyun, 2020
The phenomenon of oil stealing from long-distance oil and gas pipelines in China is increasing. Once the pipelinefails, it will bring huge safety risks to the operation of the enterprise and the personal property of the people.
Pengchao CHEN   +6 more
doaj   +1 more source

Alignment method of internal and external pipeline inspection data based on machine learning algorithm

open access: yesYou-qi chuyun, 2021
As an important part of pipeline integrity management, the alignment of the external and internal pipeline inspection data is to align the external inspection points to the internal inspection centerline, so as to fully mine the value of internal and ...
Haipeng LIU   +7 more
doaj   +1 more source

Test on the degaussing technology used in the welding of China-Russia Eastern Gas Pipeline

open access: yesYou-qi chuyun, 2020
During the construction, rerouting and maintenance & repairing of long-distance pipelines, the phenomenon of magnetic partial blowing often occurs at pipeline junctions, which leads to the deviation of electric arc in the process of welding operation. As
Xiao TAN   +4 more
doaj   +1 more source

Localization development of filter elements for natural gas stations

open access: yesYou-qi chuyun, 2021
For the fact that over 90% filter elements of stations along the long-distance gas pipeline were imported, filter elements with multiple particle intercepts and coalescence-separation characteristics were developed through selecting the preferred filter ...
Yanjie IA   +7 more
doaj   +1 more source

Pipeline AER arbitration with event aging [PDF]

open access: yes, 2017
We present a simple circuit to handle communication between cells of neuromorphic arrays. It allows cells to operate continuously without waiting for acknowledgement signals back from the AER (Address Event Representation) arbitration circuitry.
Carmona Galán, Ricardo   +3 more
core   +1 more source

Feasibility of eddy current inline inspection for crack-like defects of oil and gas pipelines

open access: yesYou-qi chuyun, 2021
The crack-like defects of oil and gas pipelines, especially the crack-like defects on the inner surface, are the main factors leading to pipeline failure.
Wen-bo XUAN   +3 more
doaj   +1 more source

Exact and approximate solutions for fulfilment metrics in open pipeline order fulfilment systems [PDF]

open access: yes, 2012
Open pipeline order fulfilment systems have emerged in sectors such as the automotive industry that offer a large number of product variants to the marketplace.
Brabazon, Philip G.   +3 more
core   +1 more source

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