1

........................................................................................................................... 0

...................................................................................... 2

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

................................................................................ 14

2.1 ...................................................................................................... 14 2.2 ...................................................................................................... 15

2.2.1 ................................................................................................................ 15 2.2.2 ..................................................................................................................... 16 2.2.3 ................................................................................................................ 16

................................................................................................... 18

3.1 ....................................................................................................... 18 3.2 ................................................................. 19

3.2.1 ...................................................................... 19

........................................................................ 30

4.1 ........................................................................................ 30 4.2 ....................................................................................... 31 4.3 ........................................................................................ 32

..................................................................................................................... 33

......................................................................................................................... 34

2

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