Georgia Tech and the George W. Woodruff School of Mechanical Engineering have recently been awarded a $2.3 million grant from the U.S. Department of Defense to develop an innovative absorption heat pump designed for military applications. This funding is part of a larger $8.5 million energy investment initiative by the U.S. Department of Defense-Navy and the U.S. Department of Energy Advanced Research Projects Agency-Energy (ARPA-E), supported through the Operational Energy Capabilities Improvement Fund (OECIF).

Led by principal investigator Srinivas Garimella, a professor in the Woodruff School of Mechanical Engineering, the project aims to create a highly efficient absorption heat pump that will serve as both an air conditioner and heater within a single unit. The most notable aspect of this technology lies in its ability to seamlessly integrate with a diesel generator. By harnessing the otherwise wasted exhaust heat from the generator for heating and cooling purposes, this pump has the potential to reduce energy consumption for climate control at forward operation bases by 50%.

Source: Marek Slusarczyk/CC BY 3.0

Unlike traditional heating and cooling systems, this absorption heat pump is designed to be both energy-efficient and compact, which enables mass production at a lower cost. This innovative new technology promises significant advancements in battlefield climate control by optimizing the utilization of existing resources, specifically in military settings where efficient energy use is vital.

Georgia Tech stood out as the sole university recipient of this award, with other energy projects being developed by private companies. This project aligns with broader objectives to decrease fuel consumption in military operations. With a focus on sustainable energy systems, Garimella and his team are pioneering solutions that have the potential to revolutionize how military facilities manage their energy needs, contributing to both cost savings and environmental sustainability.