电力电缆选型分析  

Analysis of Power Cable Selection

作　　者：秦聪霞 Qin Congxia(Beijing Metallurgical Equipment Research Design Institute Co.,Ltd.,Beijing 100029)

机构地区：[1]北京中冶设备研究设计总院有限公司,北京100029

出　　处：《冶金设备》2024年第S2期53-55,27,共4页Metallurgical Equipment

摘　　要：随着电力系统的快速发展,电缆作为传输电能的重要媒介,其选型的合理性直接关系到电力系统的安全稳定运行。本文旨在探讨和总结电缆选型的方法,以指导实际工程中电缆的选择。本文首先分析了电缆选型的重要性,并概述了当前的研究现状与存在的问题。本文在方法总结部分,系统地介绍了电缆的截面选型、经济电流密度计算、效正系数等方法,并通过案例分析展示了各方法的具体应用。本文还讨论了电缆选型过程中的关键因素,如环境影响、经济性考量以及安全与可靠性问题。最后,本文总结了研究成果,并对电缆选型的未来发展趋势提出了展望。With the rapid development of the power system,the cable as an important medium for transmitting electric energy,the reasonableness of its selection is directly related to the safe and stable operation of the power system.The purpose of this paper is to explore and summarize the methods of cable selection to guide the selection of cables in actual projects.This paper first analyzes the importance of cable selection,and outlines the current research status and problems.In the method summary section,this paper systematically introduces the methods of cable cross-section selection,economic current density calculation,and effect positive coefficient,and demonstrates the specific application of each method through case studies.The paper also discusses the key factors in the cable sizing process,such as environmental impact,economic considerations,and safety and reliability issues.Finally,the paper summarizes the research results and provides an outlook on the future development trend of cable sizing.

关 键 词：电力电缆 经济电流密度 校正系数 

分 类 号：TM247[一般工业技术—材料科学与工程]