Results 21 to 30 of about 421,671 (269)

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

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

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

Current construction status and development trend of global oil and gas pipelines in 2020

open access: yesYou-qi chuyun, 2021
Oil and gas pipelines are one of the main means for oil and gas transportation over the world, and the development trend of their planning and construction is mainly affected by the development of oil and gas resources, as well as the national and ...
Qiu-yang LI   +6 more
doaj   +1 more source

Antifungal Pipeline [PDF]

open access: yesFrontiers in Cellular and Infection Microbiology, 2021
In many ways, fungal diseases are forgotten or neglected. Given the significantly lower frequency compared to similar bacterial etiologies across the spectrum of infectious syndromes, it makes sense that anti-bacterial agents have seen the bulk of development in recent decades.
Todd Patrick McCarty   +2 more
openaire   +3 more sources

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

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

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

Patrolling a Pipeline [PDF]

open access: yes, 2016
A pipeline network can potentially be attacked at any point and at any time, but such an attack takes a known length of time. To counter this, a Patroller moves around the network at unit speed, hoping to intercept the attack while it is being carried out. This is a zero sum game between the mobile Patroller and the Attacker, which we analyze and solve
Alpern, Steve   +3 more
openaire   +3 more sources

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