This work aims with an approach for cogeneration plants evaluation based on thermoeconomic functional diagram analysis. The second law of thermodynamics is used to develop a methodology to analyse cogeneration systems, based on exergoeconomics evaluation. The thermoeconomic optimisation method...

In this work is presented the case that evaluates the possible environmental and economical gains with the application of water solar heating as an alternative for the consumption of natural gas in chemical reactors from cosmetic industries. The proposal consists of pre-heating of water for a...