首页|新一轮电改下电价影响因素及传导路径研究——基于灰色改进DEMATEL-ISM的系统性分析

新一轮电改下电价影响因素及传导路径研究——基于灰色改进DEMATEL-ISM的系统性分析

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我国电价改革经历了逐步深入、不断创新的过程,在新形势下系统分析电价影响因素及其相互作用关系,对于制定合理的电价政策具有重要的价值.本文在分析我国电价机制发展历程的基础上,构建了包含29个因素的电价影响因素集.在此基础上,集成灰色改进DE-MATEL和ISM方法,构建了电价因素传导分析模型,并通过DEMATEL因果图和ISM多层级因素关联结构明确了各因素的相互作用机理.结果表明,影响电价的29个因素可以划分为直接影响因素、表层影响因素、浅层影响因素和深层影响因素四类共八个层次,其中发电和输配电环节的因素是影响电价的直接因素,而政策机制、经济发展等因素对电价具有系统而深远的影响,是电价政策制定时需要关注的重点.基于此,应重视电力系统各环节直接成本管控与运营效率提升、推动电力系统协调能力评估与相关技术策略制定、强化外部经济社会因素的监控与政策引导.
Research on the Influencing Factors and Transmission Paths of Electricity Prices under the New round of Electricity Reform——A systematic analysis based on grey improved DEMATEL-ISM
China's electricity price reform has gone through a process of gradual deepening and continuous innovation.In the new situation,a systematic analysis of the factors influencing electricity price risks and their interrelationships is of great value for formulating reasonable electricity price policies.By analyzing the development process of China's electricity pricing mechanism,this paper constructs a set of 29 factors that affect electricity pricing risk.On this basis,a transmission analysis model for electricity price risk factors was constructed by integrating grey improved DEMATEL and ISM methods,and the interaction mechanism of each factor was clarified through DEMATEL causal diagram and ISM multi-level factor correlation structure.The results show that the 29 factors can be divided into four categories:direct influencing factors,surface influencing factors,shallow influencing factors,and deep influencing factors,totaling eight levels.Among them,the factors in the power generation and transmission and distribution links are intuitive representations of electricity price risk,while policy mechanisms and eco-nomic development factors have a systematic and far-reaching impact on electricity price risk,which is the focus of attention in electricity price risk management.Based on this,we should attach importance to the direct cost control and operational effi-ciency improvement of various links in the power system,promote the evaluation of the coordination ability of the power sys-tem and the formulation of relevant technical strategies,and strengthen the monitoring and policy guidance of external eco-nomic and social factors.

factors affecting electricity pricestransmission pathwaygrey improved DEMATEL-ISMDEMATEL causal diagram

滕婕、白永利、张伟、韩晓宇、游维扬

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国网甘肃省电力公司

中电联电力发展研究院有限公司

中国电力企业联合会电力建设技术经济咨询中心

电价影响因素 传导路径 灰色改进DEMATEL-ISM DEMATEL因果图

2024

价格理论与实践
中国价格协会

价格理论与实践

CSTPCDCHSSCD北大核心
影响因子:0.54
ISSN:1003-3971
年,卷(期):2024.(9)