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1.1 ..................................................................................... 2 1.2 ..................................................................................... 3 1.3 ................................................................................................................. 6
1.3.1 ................................................................................................................... 6 1.3.2 ........................................................................................................... 7 1.3.3 ............................................................................................... 8
1.4 ........................................................................................... 11 1.4.1 ......................................................................................... 11 1.4.2 .............................................................................. 12
1.5 ......................................................................... 12 1.5.1 ................................................................................................................ 12 1.5.2 ................................................................................................................ 13
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2.1 ...................................................................................................... 14 2.2 ...................................................................................................... 15
2.2.1 ................................................................................................................ 15 2.2.2 ..................................................................................................................... 16 2.2.3 ................................................................................................................ 16
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3.1 ....................................................................................................... 18 3.2 ................................................................. 19
3.2.1 ...................................................................... 19
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4.1 ........................................................................................ 30 4.2 ....................................................................................... 31 4.3 ........................................................................................ 32
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铸锭多晶硅锭
直拉单晶硅棒 颗粒硅
块状硅
珊瑚硅
3
55.0%45.5%
35.5% 31.0% 29.0% 27.0%
39.5%46.5%
53.3%53.4% 53.2% 51.8%
5.5% 8.0% 11.2% 15.6% 17.8% 21.2%
0.0%
10.0%
20.0%
30.0%
40.0%
50.0%
60.0%
70.0%
80.0%
90.0%
100.0%
2018 2019 2020 2021 2023 2025
多晶硅片 P型单晶硅片 N型单晶硅片
4
5
6
金刚线切割铸锭单晶硅片外观
铸锭单晶硅片与直拉单晶硅片制绒后对比
7
8
9
2.50%
5.94%8.30%
13.05%
19.40%
23.71%
16.14%
10.96%
0%
5%
10%
15%
20%
25%
21.4 21.5 21.6 21.7 21.8 21.9 22 22.1
10
3%
17%
53%
22%
5%3%10%
60%
27%
0%
10%
20%
30%
40%
50%
60%
70%
375 380 385 390 395
158.75 G3 158.75 Cz
11
34.0 32.0 31.0 30.0 27.5 25.0
7.87.2 7.0 6.8
6.56.5
0.0
5.0
10.0
15.0
20.0
25.0
30.0
35.0
40.0
45.0
2018 2019 2020 2021 2023 2025
拉棒电耗(kWh/kg-Si) 铸锭电耗(kWh/kg-Si)
12
13
14
半片组件
功率:380/385/390
双面组件
功率:380/385
高密度组件
功率:410/415/420
15
铸锭单晶组件 LID 测试结果
16
0.37%0.87%
2.94%3.20%
0.76%1.18%
0%
1%
2%
3%
4%
5%
6%
0.00%
1.00%
2.00%
3.00%
4.00%
5.00%
6.00%
TC200 TC400 DH1000 DH2000 HF10 HF20
功率衰减 IEC standard
17
97.0%
94.200%
90.700%
87.200%
83.700%80.200%
97.5%
95.100%
92.100%
89.100%
86.100%
83.100%
80.0%
82.0%
84.0%
86.0%
88.0%
90.0%
92.0%
94.0%
96.0%
98.0%
100.0%
0 5 10 15 20 25 30
直拉单晶 铸造单晶
18
19
0.96
0.98
1.00
1.02
1.04
1.06
1.08
3月4日
3月14日
3月24日
4月3日
4月13日
4月23日
5月3日
5月13日
5月23日
6月2日
6月12日
6月22日
7月2日
7月12日
7月22日
8月1日
8月11日
基准 铸造单晶PERC/常规多晶 铸造单晶PERC/直拉单晶PERC
20
21
22
23
24
25
26
27
28
29
30
31
32
2000
6000
10000
14000
18000
100
300
500
700
900
0
2000
4000
6000
8000
10000
12000
14000
16000
18000
20000
2018Q4 2019Q1 2019Q2 2019Q3 2019Q40
100
200
300
400
500
600
700
800
900
1000
万片 MW
33
34