This paper is aimed at converting received ambient environmental energy into usable electricity to power the stations. We proposed a hybrid energy harvesting system that can collect energy from RF and solar energies at the same time.
[pdf] PKNERGY designed a solar + energy storage system based on the base station’s requirements, with the following configuration: During the day, the solar system powers the base station while storing excess energy in the battery.
[pdf] This article aims to evaluate the performance of the existing HRES of the remote mobile telecommunication station of Bougaroun, Collo, Algeria -which consists of PV modules, batteries and diesel generator (DG)- and to develop it using a mathematical model to demonstrate the effect of deploying a wind turbine to supply more green energy, minimize the operation cost (fuel consumption and maintenance), and reduce the greenhouses emitted by the DG.
[pdf] 
