An energy generation system comprising: a first system comprising an electrical generator for converting at least a portion of solar energy into electrical energy and a first conduit containing fluid for removing heat from the electrical generator; a second system, in thermal contact with said first system by means of a device configured to transfer heat energy from said first system to said second system, said second system comprising a second conduit containing second fluid, wherein the second conduit passes through: a heat pump for inputting heat energy into said second system, wherein the heat pump is arranged downstream to said device configured to transfer heat energy from said first system to said second system; a first side of a device configured to convert heat energy into electrical energy, wherein said first side of said device configured to convert heat energy into electrical energy is arranged downstream to said heat pump; a device configured to transfer heat energy from said second system to a third system, wherein said device configured to transfer heat energy from said second system to said third system is arranged downstream of said first side of said device configured to convert heat energy into electrical energy; a thermo-expansion valve, wherein said thermo-expansion valve is arranged downstream of said device configured to transfer heat energy from said second system to said third system; and a second side of said device configured to convert heat energy into electrical energy, wherein said second side of said device configured to convert heat energy into electrical energy is arranged downstream to said thermo-expansion valve and is arranged upstream of said device configured to transfer heat energy from said first system to said second system. a first system comprising an electrical generator for converting at least a portion of solar energy into electrical energy and a first conduit containing fluid for removing heat from the electrical generator; a second system, in thermal contact with said first system by means of a device configured to transfer heat energy from said first system to said second system, said second system comprising a second conduit containing second fluid, wherein the second conduit passes through: a heat pump for inputting heat energy into said second system, wherein the heat pump is arranged downstream to said device configured to transfer heat energy from said first system to said second system; a first side of a device configured to convert heat energy into electrical energy, wherein said first side of said device configured to convert heat energy into electrical energy is arranged downstream to said heat pump; a device configured to transfer heat energy from said second system to a third system, wherein said device configured to transfer heat energy from said second system to said third system is arranged downstream of said first side of said device configured to convert heat energy into electrical energy; a thermo-expansion valve, wherein said thermo-expansion valve is arranged downstream of said device configured to transfer heat energy from said second system to said third system; and a second side of said device configured to convert heat energy into electrical energy, wherein said second side of said device configured to convert heat energy into electrical energy is arranged downstream to said thermo-expansion valve and is arranged upstream of said device configured to transfer heat energy from said first system to said second system. a heat pump for inputting heat energy into said second system, wherein the heat pump is arranged downstream to said device configured to transfer heat energy from said first system to said second system; a first side of a device configured to convert heat energy into electrical energy, wherein said first side of said device configured to convert heat energy into electrical energy is arranged downstream to said heat pump; a device configured to transfer heat energy from said second system to a third system, wherein said device configured to transfer heat energy from said second system to said third system is arranged downstream of said first side of said device configured to convert heat energy into electrical energy; a thermo-expansion valve, wherein said thermo-expansion valve is arranged downstream of said device configured to transfer heat energy from said second system to said third system; and a second side of said device configured to convert heat energy into electrical energy, wherein said second side of said device configured to convert heat energy into electrical energy is arranged downstream to said thermo-expansion valve and is arranged upstream of said device configured to transfer heat energy from said first system to said second system.