Cogeneration, also known as combined heat and power (CHP), is an efficient process that generates electricity and captures heat that would otherwise be wasted. Typical cogeneration equipment captures heat from the electricity generation process and puts it to productive use, such as space heating, hot water, humidification or process heating. https://timessquarereporter.com/news/cogeneration-equipment--an-efficient-way-to-generate-power-and-heat-simultaneously