Results 1 to 10 of about 7,989 (118)

Assessment of Black Powder Concentrations in Natural Gas Pipeline Networks

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

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   +3 more sources

Exploration on the function and operation mode of natural gas pipeline networks in energy internet

open access: yesYou-qi chuyun, 2022
With the progress of technology and the improving awareness of environmental protection, the energy internet is taking shape gradually, and the renewable energy will become the main energy source, which puts forward new requirements for the development ...
Jing GONG   +3 more
doaj   +1 more source

Development and application of localized offline simulation software for large complex natural gas pipeline networks

open access: yesYou-qi chuyun, 2023
Facing the simulation application requirements of large complex natural gas pipeline networks of China Oil & Gas Pipeline Network Corporation (hereinafter referred to as PipeChina) and the actual need for intelligent transformation of the pipeline ...
Duihong ZHANG, Yi YANG
doaj   +1 more source

Review of optimization modeling and solution of long-distance natural gas pipeline network

open access: yesYou-qi chuyun, 2023
The optimization of the natural gas pipeline network is of great significance to reduce the operating cost of the pipeline network and improve the reliability of the natural gas supply.
Peng ZHOU, Qi WEI
doaj   +1 more source

Dynamic Prediction of Natural Gas Calorific Value Based on Deep Learning

open access: yesEnergies, 2023
The natural gas quality fluctuates in complex natural gas pipeline networks, because of the influence of the pipeline transmission process, changes in the gas source, and fluctuations in customer demand in the mixing process.
Jingjing Hu, Zhaoming Yang, Huai Su
doaj   +1 more source

Combined flow prediction model for natural gas pipeline network based on EMD-Attention-GRU

open access: yesYou-qi chuyun, 2023
In order to overcome the deficiency of the traditional time series prediction method in flow prediction of natural gas pipeline networks, a combined prediction model based on Empirical Mode Decomposition (EMD), Attention and Gated Recurrent Unit (GRU ...
Jiacheng MEN   +4 more
doaj   +1 more source

Advance in application of complex network theory and implications for natural gas pipeline networks

open access: yesYou-qi chuyun, 2022
As the natural gas pipeline network in China is densified increasingly, its operation becomes more and more complicated, bringing challenges to the research on topology structure and gas supply reliability.
Heng YE   +5 more
doaj   +1 more source

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   +1 more source

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   +1 more source

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