Investigation energy, exergy and electricity production performance of an integrated system based on a low-temperature geothermal resource and solar energy

•A comprehensive study on electric production performance of the integrated system.•Energy and exergy analysis of an integrated system with low-grade geothermal source.•The effect of working fluids on the power generation performance of the ORC.•The effect on power generation of thermal performance of an integrated system.•Effect of EVTSCs on energy and exergy efficiency of an integrated system.