Energy optimization of chillers by automating a Cooling SystemWilson E. Sánchez, Bryan L. Robayo, Pablo E. Rodríguez, Martha E. Salazar, Santiago Jácome and Alvaro S. MulloE3S Web Conf., 57 (2018) 02002DOI: https://doi.org/10.1051/e3sconf/20185702002