地面光伏电站初步设计阶段设计导则
2.1项目场址的太阳能资源数据来源......................................................................................................4
2.2地面光伏电站的水平面太阳能总辐射数据......................................................................................4
2.3光伏组件方阵倾斜面太阳能总辐照数据..........................................................................................4
2.4屋顶光伏电站的年峰值小时数..........................................................................................................4
2.5 相关标准............................................................................................................................................4
第三章 设备选型.......................................................................................................................................5
3.1设备选型总的原则..............................................................................................................................5
3.2光伏组件..............................................................................................................................................5
3.3逆变器..................................................................................................................................................7
3.4 汇流箱................................................................................................................................................7
3.5低压电缆选型......................................................................................................................................9
3.6 相关标准..........................................................................................................................................10
第四章 地面光伏电站组件布置及方阵设计.........................................................................................11
4.1 总则..................................................................................................................................................11
4.2组串设计............................................................................................................................................11
4.3倾角及方阵设计................................................................................................................................13
4.4方位角................................................................................................................................................14
4.5光伏组件布置图................................................................................................................................14
4.6容量计算............................................................................................................................................15
4.7相关标准............................................................................................................................................15
第五章 系统效率及发电量计算.............................................................................................................15
5.1系统效率PR.......................................................................................................................................15
5.2 利用PVsyst软件模拟光伏系统效率PR.......................................................................................16
5.3光伏区的设计控制指标....................................................................................................................17
5.4运维机器人对发电量的影响............................................................................................................17
5.5首年发电小时数及发电量计算........................................................................................................17
5.5 25年总发电量和年均发电量........................................................................................................18
5.6相关标准............................................................................................................................................18
第二部分电气专业..........................................................................................................................................20
第一章总论..............................................................................................................................................20
1.1总则....................................................................................................................................................20
第二章地面光伏发电站初步设计阶段...................................................................................................22
2.1 一般规定..........................................................................................................................................22
2.2 地面集中式光伏发电站初步设计前期准备阶段...........................................................................22
2.3 地面光伏发电项目初步设计阶段...................................................................................................22
2.4 相关标准..........................................................................................................................................23
第三章地面光伏电站阵列区电气设计...................................................................................................25
3.1 电气一次..........................................................................................................................................25
3.2 电气二次..........................................................................................................................................28
3.3相关标准............................................................................................................................................28
第四章升压站(开关站)电气设计......................................................................................................30
4.1 一般规定..........................................................................................................................................30
4.2电气一次............................................................................................................................................30
4.3 电气二次..........................................................................................................................................38
4.4相关标准............................................................................................................................................48