Definition of trigeneration in English English dictionary
The simultaneous production of mechanical power (often converted to electricity), heat, and cooling from a single heat source such as fuel or solar energy
Trigeneration implies the simultaneous production of mechanical power (often converted to electricity), heat and cooling from a single heat source such as solar energy or fuel. As with cogeneration, the "waste heat" byproduct that results from power generation is harnessed, thus increasing the overall efficiency of the system