Introduces a simple yet reliable manual calculation method for estimating the combustion-related emissions and source energy use of gas and electric chillers. The user needs to supply only annual chiller system energy use and the utility's power generation mix during chiller operation. States the analysis supplies electric power plant heat rates and emission factors. Documents referenced guidelines for all calculation inputs.

KEYWORDS: year 1996, Calculating, air pollution, chillers, combustion, energy sources, refrigerants, electricity consumption, environment