针对反应堆的特殊要求，主氦循环风机的设计包括总体结构、叶轮型式、冷却系统、轴承、测量仪表、电气贯穿件和隔断阀。
The design of the helium circulator involves the overall construction, the impeller type, the cooling system, the bearings, the instrumentation, the electrical penetrations, and the shutoff valve.
本文简要介绍了电站接入系统和电气主接线设计及其优化过程，以及开关站位置的选择。
The paper briefly introduces plant connecting into system, electric busbar connection design and their optimized process, as well as switch station site selection.
高坝洲水电站经过改造后的电气主接线大大提高了电站经济效益、系统稳定性、操作灵活性。
Through the reform of the main electrical connection, the economical effect, operating stability and flexibility of Gaobazhou hydropower station are notably improved.
应用推荐