Optimization of natural gas pipeline transportation using ant colony optimization

2009 ◽  
Vol 36 (6) ◽  
pp. 1916-1923 ◽  
Author(s):  
A. Chebouba ◽  
F. Yalaoui ◽  
A. Smati ◽  
L. Amodeo ◽  
K. Younsi ◽  
...  
Author(s):  
Adarsh Kumar Arya

AbstractThe enormous cost of transporting oil and gas through pipelines and the operational benefits that the industry receives through optimization has incited analysts for decades to find optimization strategies that help pipeline managers operate pipeline grids with the least expense. The paper aims to minimize the pipeline grids' operating costs using an ant colony optimization strategy. The article constructs a multi-objective modeling framework for a natural gas pipeline grid based on data from the French gas pipeline network corporation 'Gaz De France,' using pipeline and compressor hydraulics. The gas pipeline grid comprises seven gas supply nodes and nineteen gas distribution centers. Seven compressor stations provided at various locations on the pipeline route raise the gas pressure. Two competing objectives of reducing fuel usage in compressors and increasing throughput at distribution centers are acknowledged to reduce the pipeline's operating cost. The 'multi-objective ant colony optimization (MOACO)' approach is implemented to the pipeline transportation model to reduce the natural gas pipeline grid's operating cost. The process variables include the amount of gas flowing through the pipe and the pressure at pipe nodes. This method provides the optimum solution for each fuel consumption level on each compressor, and it does so by producing a Pareto front for each of the nineteen gas distribution points. The blueprints of the methodology used and the findings collected intend to guide pipeline managers and select the best of the most preferred solutions.


2018 ◽  
Vol 13 (3) ◽  
Author(s):  
Dr. Adarsh Kumar Arya ◽  
Dr. Shrihari Honwad

Abstract Transportation of natural gas from gathering station to consumption centers is done through complex gas pipeline network system. The huge cost involved in transporting natural gas has made pipeline optimization of increased interest in natural gas pipeline industries. In the present work a lesser known application of Ant Colony in pipeline optimization, has been implemented in a real gas pipeline network. The objective chosen is to minimize the fuel consumption in a gas pipeline network consisting of seven compressors. Pressures at forty-five nodes are chosen as the decision variables. Results of Ant Colony Optimization (ACO) have been compared with those of GAMS that utilizes ‘Generalized gradient principles’ for optimization. Our results utilizing ACO show significant improvement in fuel consumption reductions. Similar procedures can be adopted by researchers and pipeline managers to help pipeline operators in fixing up the pressures at different nodes so as the fuel consumption in compressors gets minimized.


Author(s):  
Xiaoyu Li ◽  
Qiang Xu ◽  
Minghua Zhao ◽  
Chengwen Qian ◽  
Jing Jin ◽  
...  

With the completion of the second line project of West-East Gas Transmission in 2011, the third line of West-East Gas Transmission will be started soon and the fourth line and the fifth line will be started in recent five years. China will form one of the largest natural gas pipeline network in the world. The gas supply mode will be changed from single gas source and single-pipeline supply to multi-source and multi-pipeline supply through regulation and coordination, which will impact on existing pricing mechanism and operation mode of Chinese natural gas industry violently. Depending on the development trend of natural gas pipeline network, the regionalization management mode of natural gas pipeline will be implemented gradually. Chinese natural gas industry also needs to develop a new-type market-oriented operation mode with clear interfaces between production, transportation, distribution and customers so as to facilitate the optimal allocation of resources. By the customized scientific research of CNPC (China National Petroleum Corporation), combining with existing pricing mechanism of natural gas pipeline and economic characteristics of long-distance natural gas pipeline transportation in China, the paper studied the pricing mechanism problem of combined transportation of multi-source and mutli-pipeline gas supply in the regionalization management mechanism, presented the idea of pricing formulation method of two kinds of pipeline network transportation based on standard rates of pipeline transportation and service cost rules, formed pricing formulation system of natural gas pipeline transportation, introduced the design idea, structural construction, distribution method and key points of natural gas pipeline transportation in details, and demonstrated the methods by example calculation. The methods presented in the paper can meet the pricing requirements of natural gas pipeline network transportation, remedy the defect in existing price accounting mechanism, solve the problem that the income and expenses among different interest bodies are not balanced, and facilitate the rapid development of natural gas pipeline business.


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