Results 61 to 70 of about 1,796,810 (372)

Development status and improvement strategy of in-line inspection technology and management

open access: yesYou-qi chuyun, 2020
Pipeline defects have always been the dominant factor leading to pipeline failure. Using in-line inspectiontechnology to inspect and identify various pipeline defects has become a widely acknowledged practice in Chinaand abroad.
Zhiping WU   +5 more
doaj   +1 more source

Monitoring technology for complex state of pipeline route based on optical fiber sensing

open access: yesYou-qi chuyun, 2020
It has been a hot research topic at home and abroad to sense the vibration, strain and temperature by communication optical fibers, so as to monitor and position the threat events along the pipeline, but how to realize the fusion and application of the ...
Yongjun CAI   +6 more
doaj   +1 more source

Application of LOPA analysis method in compressor stations of China-Russia Eastern Gas Pipeline and consideration

open access: yesYou-qi chuyun, 2021
In order to further promote the regional management mode of oil and gas pipelines, evaluate the adequacy of existing protection measures for the typical stations and enhance the risk control capability thereof, the safety integrity level(SIL) of the ...
Yu DIAO   +5 more
doaj   +1 more source

Measurement methods and influence factors of coupon off-potential

open access: yesYou-qi chuyun, 2020
Coupon instant-disconnect method is an efficient way to evaluate the effectiveness of cathodic protection for buried pipelines. With the increasing measurement demand for pipeline off-potential in the daily management of pipeline cathodic protection, the
Jun ZHAO   +6 more
doaj   +1 more source

Shear behavior test of foamed concrete in Yangtze River shield tunnel of China-Russia Eastern Gas Pipeline Project

open access: yesYou-qi chuyun, 2022
Yangtze River shield tunnel is an important control project of China-Russia Eastern Gas Pipeline Project (Yongqing-Shanghai). The ultra-length tunnel (10.226 km) caused many engineering problems.
Shengwen ZHAN   +6 more
doaj   +1 more source

HiC-Pro: an optimized and flexible pipeline for Hi-C data processing

open access: yesGenome Biology, 2015
HiC-Pro is an optimized and flexible pipeline for processing Hi-C data from raw reads to normalized contact maps. HiC-Pro maps reads, detects valid ligation products, performs quality controls and generates intra- and inter-chromosomal contact maps.
N. Servant   +8 more
semanticscholar   +1 more source

Atopic dermatitis: an expanding therapeutic pipeline for a complex disease

open access: yesNature reviews. Drug discovery, 2021
Atopic dermatitis (AD) is a common chronic inflammatory skin disease with a complex pathophysiology that underlies a wide spectrum of clinical phenotypes. AD remains challenging to treat owing to the limited response to available therapies.
T. Bieber
semanticscholar   +1 more source

Development status and thinking of oil and gas pipeline corrosion detection technology

open access: yesYou-qi chuyun, 2020
Regular internal and external detection on oil and gas pipelines is helpful for timely and accurate detection of pipeline corrosion defects, and to take appropriate maintenance and replacement measures and effectively reduce the occurrence probability of
Zhiping WU   +4 more
doaj   +1 more source

Interference monitoring and influence rule of HVDC grounding electrode to buried pipelines

open access: yesYou-qi chuyun, 2021
In order to understand the influence rule of the grounding electrode of HVDC transmission engineering on the stray current of buried pipeline, the remote potential monitoring system was equipped for 12 pipelines near the 17 grounding electrodes of HVDC ...
Qinglin GU   +7 more
doaj   +1 more source

Construction of full life cycle integrity management system for oil and gas pipelines

open access: yesYou-qi chuyun, 2020
In order to strengthen the risk prevention and control of oil and gas pipelines, the integrity management concept is introduced into the Chinese pipeline industry.
Pengchao CHEN   +2 more
doaj   +1 more source

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