Solar energy without subsidies

TECHNOLOGIES

To ensure competitive parameters of the production produced by SOLEX group of companies the company is implementing a technological development program.

TECHNOLOGICAL DEVELOPMENT PROGRAM OF SOLEX

№ stageName of worksPeriod of worksAchieved results of the work

Eff.f of PV cell, %

Eff.b of PV cell, %

Unit cost of SPP*, €/Wt
1Design and development work. Development of technology for dopants applying and creating of small and sharp p-n junctions.01.05.14 - 30.10.15

20,4

19,0

0,92
2Research and advanced development. Development of design and technology of cooled solar modules with bifacial sensitivity operating under the condition of high solar concentration.01.01.13 - 30.06.15

20,4**

19,0**

0,92
3Research and development. Development of technology for quick polishing of silicon with a roughness of less than 10 nm technology, and creating of nano-textured (depth of about 100 nm) structures on silicon surfaces.01.01.16 - 30.06.17

23

21

0,79
4Research and development. Development of technology for application of nanoparticles on nano-textured silicon surface.01.01.18 - 31.12.19

30

26

0,64

Eff.f – peak efficiency of the front side of PV cell

Eff.b – peak efficiency of the back side of PV cell

* SPP – solar power plant

** Temperature of the module in SPP not more than 20 ºC above ambient temperature

The first phase of the program is currently being implemented within the framework of the Grant allocated for this work by the Skolkovo Foundation and funds of private investors.

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