》(Supplementary protectors for use in electrical equipment);
UL489是指《塑壳断路器、塑壳开关和带防水盒断路器》(Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures);
UL489B其实是UL489基础上专门适用于光伏系统
采用背面透明背板封装,特别适合沙漠、雪地等高反射地面的电站项目,实现高的背面发电增益。采用透明背板,同时可实现轻量化,有效节约BOS成本,进一步降低LCOE。
Case 1: 国内某南部低辐照地区 增长的市场前景,无疑给中国的光伏产业带来新机遇。
Case 2: 某一带一路国家200MW光伏项目
该项目地属于亚热带季风性湿润气候类型,常年光照充足,拟采用单面高功率组件
and to surpass natural gas in 2045. In the Annual Energy Outlook 2020 (AEO2020) Reference case, the share for about half of renewable generation today. In EIAs AEO2020 Reference case, these technologies