Results 1 to 10 of about 38,563 (180)

Topology Analysis of Natural Gas Pipeline Networks Based on Complex Network Theory

open access: yesEnergies, 2022
With the improvement of natural gas network interconnection, the network topology becomes increasingly complex. The significance of analyzing topology is gradually becoming prominent, and a systematic analysis method is required.
Heng Ye   +3 more
doaj   +3 more sources

Assessment of Black Powder Concentrations in Natural Gas Pipeline Networks [PDF]

open access: yesIEEE Access, 2020
Natural gas transmission pipeline networks are facing serious issues related to the solid particles deposition that is called black powder (BP). The creation of BP inside natural gas pipeline is not completely understood, but it mainly results from the ...
Mahdi Debouza   +3 more
doaj   +3 more sources

New method for the transient simulation of natural gas pipeline networks based on the fracture-dimension-reduction algorithm

open access: yesNatural Gas Industry B, 2023
The transient simulation technology of natural gas pipeline networks plays an increasingly prominent role in the scheduling management of natural gas pipeline network system.
Qiao Guo   +5 more
doaj   +2 more sources

Robust Kalman filter-based dynamic state estimation of natural gas pipeline networks [PDF]

open access: yesMathematical Problems in Engineering, 2021
To obtain the accurate transient states of the big scale natural gas pipeline networks under the bad data and non-zero mean noises conditions, a robust Kalman filter-based dynamic state estimation method is proposed using the linearized gas pipeline ...
Liang Chen   +4 more
semanticscholar   +4 more sources

Dynamic Linepack Depletion Models for Natural Gas Pipeline Networks [PDF]

open access: yesApplied Mathematical Modelling, 2020
40 pages, accepted for publication in the Applied Mathematical Modeling (AMM ...
Samuel C. Chevalier, Dan Wu
semanticscholar   +5 more sources

GPU-accelerated hydraulic simulations of large-scale natural gas pipeline networks based on a two-level parallel process

open access: yesOil & Gas Science and Technology, 2020
The numerical simulation efficiency of large-scale natural gas pipeline network is usually unsatisfactory. In this paper, Graphics Processing Unit (GPU)-accelerated hydraulic simulations for large-scale natural gas pipeline networks are presented. First,
Xiang Yue   +3 more
doaj   +2 more sources

Online simulation of natural gas pipeline networks: theories and practices

open access: yesYou-qi chuyun, 2022
To deal with the challenges brought by the large scaling and complication of natural gas pipeline networks, promote the safe operation, and improve the quality and efficiency through fully using the data achievements obtained in pipeline automation and ...
Shouxi WANG   +5 more
doaj   +2 more sources

Development of a sectionalizing method for simulation of large-scale complicated natural gas pipeline networks

open access: yesJournal of Pipeline Science and Engineering
By 2025, the total mileage of natural gas pipelines in China is expected to reach 163,000 km, placing urgent demands on the simulation technology for increasingly large-scale and more complicated pipeline networks. This paper describes the development of
Duihong Zhang, Yi Yang
doaj   +2 more sources

Hydrogen and Natural Gas in Pipeline Networks: A Comparative Energy Analysis

open access: yesJournal of Physics: Conference Series
In this study, a Simscape model for the transmission and distribution pipeline network of natural gas, hydrogen blended into natural gas and pure hydrogen, is developed. The transmission consists of a 250 km pipelines with a diameter of 48 in and two gas
Carmine Cava   +3 more
semanticscholar   +3 more sources

Research on the connectivity reliability analysis and optimization of natural gas pipeline network based on topology. [PDF]

open access: yesSci Rep
The rapid expansion of natural gas pipeline networks in China necessitates robust reliability assessment and optimization frameworks, particularly for large-scale looped configurations where traditional tree-based models fall short.
Yang X, Chen K, Liu M.
europepmc   +2 more sources

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