塔式太阳能光热发电镜场通信用RS-485总线电缆的结构设计  

Structural Design of RS-485 Bus Cable for Tower Solar Photothermal Power Mirror Field Communication

作　　者：王海岭 王逸 张红艳 WANG Hailing;WANG Yi;ZHANG Hongyan(Anhui Xinke Cable Group Co.,Ltd.,Wuwei 238300,China;Anhui Tiexin Optoelectronic Technology Co.,Ltd.,Wuwei 238300,China;China Academy of Railway Sciences Corporation Limited Standard&Metrology Research Institute,Beijing 10008l,China;Anhui Zongheng Hi-Tech Cables Co.,Ltd.,Hefei 230051,China)

机构地区：[1]安徽新科电缆集团股份有限公司,无为238300 [2]安徽铁信光电科技有限公司,无为238300 [3]中国铁道科学研究院集团有限公司标准计量研究所,北京100081 [4]安徽纵横高科电缆股份有限公司,合肥230051

出　　处：《电线电缆》2024年第3期22-25,共4页Wire & Cable

摘　　要：文中介绍了耐热90℃塔式太阳能光热发电镜场通信用RS-485总线电缆的主要技术性能要求,阐述了交联聚乙烯绝缘耐热90℃塔式太阳能光热发电镜场通信用RS-485总线电缆的材料选型及生产过程控制。通过对塔式太阳能光热发电镜场通信用RS-485总线电缆的结构设计和主要电气性能计算,阐明耐热90℃塔式太阳能光热发电镜场通信用RS-485总线电缆的关键参数设计、测试原理和测试方法,并对其进行了测试。结果表明,实测数据符合设计要求,能够满足塔式太阳能光热发电镜场RS-485现场通信用需求,应用前景广阔。Main technical performance requirements of RS-485 bus cables for communication in the 90 ℃ tower solar photothermal power generation mirror field were introduced.Material selection and production process control of the cross-linked polyethylene insulation heat-resistant RS-485 bus cable for communication in the 90 ℃ tower solar photothermal power generation mirror field were elaborated.Through structural design and calculation examples of the main electrical performance of RS-485 bus cable for tower solar photothermal power generation mirror field communication,key parameter design,testing principles and testing methods were explained.The RS-485 bus cable for tower solar photothermal power generation mirror field communication was also tested.Results showed that actual measured values met design requirements,satisfied the demand for RS-485 on-site communication in tower solar thermal power generation mirror field,which could have broad application prospects.

关 键 词：太阳能光热发电 镜场 RS-485总线电缆 特性阻抗 衰减 相对传播速度 

分 类 号：TN913.32[电子电信—通信与信息系统]