Calculators

The APGA Research Foundation (RF) invests in the research, development and commercialization of operations and end-use natural gas products and tools. Below are calculators that have been made possible by RF contributions. Become an RF Contributor today to support tools and research like these calculators.

Calculator Tool

CMR Methane Emissions Calculator

GTI Energy’s Center for Methane Research (CMR)'s Methane Emissions Calculator collects and analyzes existing data on methane emission trends and atmospheric concentration levels. It also facilitates and conducts new scientific investigations, with an emphasis on atmospheric methane concentration and chemistry as well as methane radiative physics. 

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Calculator Tool

Energy Planning Analysis Tool

The Energy Planning Analysis Tool shows the potential energy, environmental, and cost benefits of buying more efficient equipment by using electric, natural gas, and propane comparisons. 

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Calculator Tool

Combined Heat & Power – CHP Calculator Tool

This ROI calculator provides a simple payback calculation for various CHP technologies based on the size and energy rates. The calculations use average pricing, efficiencies, & maintenance costs provided in the CHP Technology Catalogs available from the Combined Heat and Power partnership of the EPA. This calculator also shows the carbon emissions reductions from a CHP system based off of eGRID data.

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Calculator Tool

Source Energy and Emissions Analysis Tool

The Carbon Management Information Center (CMIC) Source Energy and Emissions Analysis Tool calculates source energy consumption and selected air emissions including Greenhouse Gas (GHG) emissions associated with annual site energy consumption by purchased fuel type of baseline and alternative applications defined by user-selectable and default inputs.

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