高子舒, 赫晓忠, 赫晓东, 李伟. 华北天然气省级管网低负荷率对终端成本的影响[J]. 油气储运, 2021, 40(7): 721-729. DOI: 10.6047/j.issn.1000-8241.2021.07.001
引用本文: 高子舒, 赫晓忠, 赫晓东, 李伟. 华北天然气省级管网低负荷率对终端成本的影响[J]. 油气储运, 2021, 40(7): 721-729. DOI: 10.6047/j.issn.1000-8241.2021.07.001
GAO Zishu, HE Xiaozhong, HE Xiaodong, LI Wei. Influence of low load rate of provincial natural gas pipeline network in North China on terminal cost[J]. Oil & Gas Storage and Transportation, 2021, 40(7): 721-729. DOI: 10.6047/j.issn.1000-8241.2021.07.001
Citation: GAO Zishu, HE Xiaozhong, HE Xiaodong, LI Wei. Influence of low load rate of provincial natural gas pipeline network in North China on terminal cost[J]. Oil & Gas Storage and Transportation, 2021, 40(7): 721-729. DOI: 10.6047/j.issn.1000-8241.2021.07.001

华北天然气省级管网低负荷率对终端成本的影响

Influence of low load rate of provincial natural gas pipeline network in North China on terminal cost

  • 摘要: 华北地区天然气管网发达,天然气需求日益增长,而各省级短途天然气管网运营主体不一,分布相对分散,管径、压力等级较小,运输负荷率低,在准许成本加合理收益的管输费定价模式下形成了中游运输环节“1+X”的局面,造成较大运输成本瓶颈。通过对比分析华北地区国家管网长输管道与省级管网短途管道天然气运价差异,指出提高管道负荷率至规定起算值以上,可明显降低单方气管道运价,对终端用户用气降本作用显著。并提出以下建议:减少运输环节,尽可能将省级管网并入国家管网公司,减弱运输成本瓶颈,激发市场活力;优化天然气管道输气、配气路径;积极推动省级短途管网向第三方公平开放;不断增强天然气资源调运供给,利用运量与运价相互关系,惠及用户,助推天然气行业的高质量发展。

     

    Abstract: The natural gas pipeline network in North China is well developed, and the demand of natural gas is increasing day by day. However, "1+X" business mode was formed in the intermediate links of transportation by the provincial short-distance pipeline networks due to different operators, scattered distribution, small size and pressure level and low load rate of transportation under the pricing mode of allowable cost + reasonable profits for pipeline transportation, which results in a challenging bottleneck of transportation cost. By analyzing and comparing the difference of natural gas transportation price between the long-distance pipelines in the national pipeline network and the short-distance pipelines in the provincial network in the North China, it was pointed out that increasing the pipeline load rate above the specified starting value could significantly reduce the pipeline transportation price of single cubic meter of gas, and has a significant effect on reducing the cost of gas consumption for the end users. Hence, the following suggestions were put forward: weakening the bottleneck of transportation cost and stimulating the market vitality by reducing the intermediate links of transportation and incorporating the provincial pipeline network into the national network, optimizing the pipeline transportation and distribution path of natural gas, actively promoting the fair opening of provincial short-distance pipelines to the third parties, continuously strengthening the allocating, transportation and supplying of natural gas, and benefiting the users with the interaction of transportation volume and price, so as to facilitate the high-quality development of natural gas industry.

     

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