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26/11/2023

Compare Polycrystalline & Monocrystalline Solar Panel

Polycrystalline & Monocrystalline Solar Panel

The comparison between Polycrystalline & Monocrystalline Solar Panel is given here. The comparison is made on the bases of material, appearance, conversion efficiency, space efficiency, life, temperature coefficient and recyclability.

Parameters

Monocrystalline

Polycrystalline

Material

Pure silicon crystal

Liquid silicon

Appearance

Dark squares with rounded edges

Blue squares with no rounded edge

Conversion efficiency

13% to 17%

12% to 14%

Space efficiency

Efficient

Less efficient

Life

25 – 30 years

20 – 25 years

Temperature co-efficient

– 0.3% / C to – 0.5% / C

– 0.3% / C to – 1.0 % / C

Recyclability

Yes

85% of silicon wafers are recycled

95% of glass can be reused

100% metals are recycled

Yes

90% of all materials used in the polycrystalline solar cells are recycled

 

Temperature coefficient of solar panel

The temperature coefficient of solar panel indicates percentage of power output decreases due to rise of one degree centigrade with reference to its rating.

Conversion efficiency

The conversion efficiency of solar cell is affected by wavelength, recombination of holes and electrons, temperature and reflection.


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