海上风电场交直流一体化方案分析与设计

The AC-DC Power Supply Integrated Design System of Offshore Wind Farm

[目的]旨在配置一个具体的海上风电场交直流一体化方案。[方法]首先分析了交直流一体化电源方案中电源备用小时数的选择、通信电源可靠性的问题、逆变电源可靠性的问题以及DC/DC电源脱扣的问题。然后结合具体工程情况,依据规范对海上风电场交直流一体化电源进行配置和计算。[结果]得到了海上升压站和陆上集控中心的交直流一体化的设计方案。[结论]通过分析阐述可知,海上风电场交直流一体化设计方案简化了电源设备的结构,减少了屏柜数量,节省了安装空间和投资成本,具备一定的工程应用价值。

[Introduction]The paper aims to design the AC/DC integration scheme of offshore wind farm.[Method]Firstly,this paper analyzed the problems of standby time selection,reliability of communication power supply,reliability of inverter power supply and DC/DC power trip problem.Then according to the code requirement,the paper calculated and deployed the AC/DC integration scheme on the basis of a specific offshore wind farm project.[Result]Finally,this paper elaborates the design of AC/DC integration scheme of offshore wind farm booster station and land control center.[Conclusion]In conclusion,we can see that the offshore wind farm AC-DC integrated power supply design program can simplify the structure of the power supply equipment,save the installation space and investment cost,improve the reliability,availability and maintainability of the station power,and has a certain degree of engineering application value.