The data center industry stands on the brink of a significant transformation with the introduction of Shumate Engineering's Hybrid-Dry/Adiabatic-Cooling (HDAC) design. This innovative solution, presented at AFCOM’s Data Center World conference, has demonstrated the potential to halve power usage and reduce water consumption by over 90% compared to traditional cooling systems. The timing of this breakthrough is pivotal, as the global demand for data centers escalates, driven by the exponential growth of artificial intelligence, machine learning, and cloud computing.
Daren Shumate, PE, founder and managing principal of Shumate Engineering, highlighted the pressing need for such innovation. The HDAC design not only addresses the environmental impact of data centers but also offers a sustainable pathway to meet the burgeoning demand for computing power. By optimizing thermal performance through a combination of dry cooling principles and adiabatic enhancements, the HDAC system sets a new standard for efficiency and sustainability in data center operations.
The successful testing of the HDAC design at the Baltimore Aircoil Company's facility underscores its viability. Achieving a power usage effectiveness (PUE) range between 1.1 to 1.06 for hyperscale data centers in the mid-Atlantic region, the system represents a leap forward in cooling technology. This advancement is particularly relevant as data centers face increasing scrutiny over their resource usage and environmental footprint.
R. Stephen Spinazzola, PE, director of mission critical services at Shumate Engineering and the creator of the HDAC design, emphasized the system's ability to meet the intense thermal demands of AI-driven computing while adhering to aggressive sustainability goals. With the HDAC design, Shumate Engineering is not just offering a technical solution but is also contributing to the broader conversation on sustainable infrastructure in the digital age.
The implications of this innovation extend beyond operational savings. By significantly reducing the environmental impact of data centers, the HDAC design aligns with global efforts to combat climate change. As the industry continues to evolve, solutions like HDAC will play a crucial role in ensuring that the growth of digital infrastructure does not come at the expense of the planet.


