Not sure how feasible this idea is. Anyway the basic idea is to put oil based medium and to use the same medium to spin the turbine to generate electricity. The following is the 3D plan of the system.
Oil based solar thermal generator

thought vault
Not sure how feasible this idea is. Anyway the basic idea is to put oil based medium and to use the same medium to spin the turbine to generate electricity. The following is the 3D plan of the system.