Power/energy: Reflector satellites for solar power: Solar-cell arrays in arid zones plus microwave transmission to space and back can send power where needed

IEEE Spectrum ◽  
1981 ◽  
Vol 18 (7) ◽  
pp. 38-43 ◽  
Author(s):  
Thomas F. Rogers
2021 ◽  
Vol 26 (4) ◽  
pp. 113-119
Author(s):  
FRANK ONAIFO ◽  
AKPOFURE ALEXANDER OKANDEJI ◽  
OLAMIDE AJETUNMOBI ◽  
DAVID BALOGUN

This paper studies the effect of temperature, humidity and irradiance on the power generated by a photovoltaic solar cell. This was achieved using pyranometer for determining the solar radiation, wet and dry thermometer for measuring humidity, and digital multimeter for voltage and current measurement. The result of the study show that power generation increases with increase of solar irradiance. Additionally, changes of humidity level and temperature do not significantly affect solar power generation. Furthermore, it was also observed that high temperatures and higher humidity levels accelerate the corrosion process on the solar cells which reduces the efficiency of the cells.


Barometer ◽  
2021 ◽  
Vol 6 (2) ◽  
pp. 368-375
Author(s):  
Aab Arohman ◽  
Kardiman Kardiman ◽  
Oleh Oleh
Keyword(s):  

Peningkatan kualitas pertumbuhan ikan untuk sekarang ini bisa direncakan oleh peternak ikan dengan cara membuat suatu alat yaitu Micro Bublbe yang berfungsi untuk membuat permukaan air bergelombang sehingga ikan bisa bergerak lebih cepat yang mengakibatkan pertumbuhan ikan lebih baik. Micro bubbles dapat mengisolasi pengaruh lingkungan yang buruk terhadap pemeliharaan ikan dengan sistem yang baik. Tujuan dari penelitian ini yaitu melakukan pembaharuan alat micro bubble generator (MBG) dengan mengaplikasikan panel surya pada perancangan. Alat yang dirancang menggunakan solar cell sebagai alat untuk menghasilkan daya listrik yang disimpan kedalam baterai. Kapasitas bateri yang digunakan sebesar 60 watt dengan menggunakan solar cell 50 wp. Daya pada solar cell didapat dari hasil perhitungan dan pengujian menghasilkan efisiensi sebesar 5,89 %.


Energies ◽  
2019 ◽  
Vol 12 (23) ◽  
pp. 4602 ◽  
Author(s):  
Choi ◽  
Choi ◽  
Kim ◽  
Ryu ◽  
Rim ◽  
...  

A new curved-type reflector for solar power generation is proposed. By adopting the curved-type reflector between consecutive solar panel arrays, all incoming sunlight can be utilized and thus, the generated power is significantly increased. Furthermore, the proposed curved-type reflector can be generally used in four seasons regardless of the altitude or angle of the installation environment. The optimum design rule for the curved-reflector, comparing to a plane-type reflector, is completely developed in this paper. A new solar cell configuration best fit for the proposed curved-reflector is also provided. Experimental results showed that the curved-type reflector improves the spatial average solar power by 61% compared to no reflector case, which is even 11% higher than the plane-type reflector. Reflectors, especially curved-type reflectors, are found to be one of promising solutions for highly efficient solar power generation.


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