Learn more about: Indoor Sound | How Noise is Reduced
More Computing Power Doesn’t Have to Mean More Noise for the Community
AI is driving the construction and expansion of increasingly powerful data centers and server farms.
Thousands of high-performance servers generate tremendous amounts of heat. Removing that heat requires extensive mechanical infrastructure, including:
- Cooling fans and cooling towers
- Chillers and HVAC equipment
- Pumps and compressors
- Transformers
- Air-intake and exhaust systems
- Backup and emergency generators
Much of this equipment may be located on rooftops or outside the building.
And unlike many industrial operations, server farms operate 24 hours a day, seven days a week.
The resulting hum, fan tones, vibration, and low-frequency sound can travel beyond the property and become noticeable at nearby homes, schools, parks, and businesses—particularly at night when the surrounding community becomes quieter.
Server Farms Present a Unique Acoustic Challenge
Every data center is different. Effective noise control may therefore require several technologies working together.
Reduce noise at the source. Selecting quieter fans, chillers, pumps, and other equipment can reduce the amount of sound that must ultimately be controlled. Variable-speed operation and proper equipment maintenance can also help reduce unnecessary noise.
Contain noisy equipment. Acoustic enclosures, lined housings, equipment screens, and generator enclosures can help contain sound while preserving the ventilation and maintenance access required by the equipment.
Control airflow noise. Acoustic louvers, intake and discharge silencers, duct treatments, and sound attenuators can reduce fan and airflow noise while maintaining the cooling capacity required by the servers.
Block sound from reaching neighboring properties. Engineered acoustic barriers, rooftop screens, berms, and strategic equipment placement can interrupt the direct path between mechanical equipment and the surrounding community.
Reduce vibration. Fans, pumps, compressors, chillers, and generators can transfer vibration through structural components. Vibration isolators, resilient connections, damping materials, and structural isolation can reduce this transmission.
Absorb reflected sound. Where appropriate, acoustic panels and sound-absorbing materials can reduce sound reflected from walls, equipment, and other hard surfaces.
Verify performance. After installation, acoustic measurements can determine whether the completed facility is achieving its design objectives. Continued monitoring can also identify changes as equipment is replaced or additional computing capacity is installed.
Noise Control Can Protect Community Relationships
Noise is more than an engineering issue.
A persistent sound that interferes with someone’s sleep or enjoyment of their property can quickly become a community-relations issue. Complaints can lead to additional testing, mitigation expenses, permitting concerns, project delays, and opposition to future expansion.
Addressing noise proactively demonstrates that the data-center operator recognizes that the facility is part of a larger community.
A properly designed acoustic system can help:
- Reduce noise reaching neighboring properties
- Support compliance with applicable community-noise requirements
- Reduce the potential for resident complaints
- Improve relationships with neighboring communities
- Support permitting and future expansion
- Protect workers inside the facility
- Improve communication and safety
- Provide greater flexibility as AI computing capacity increases
Reducing AI Server-Farm Noise
The objective isn’t to eliminate every sound produced by a data center. That would be neither practical nor necessary.
The objective is to identify unwanted sound, determine where it is going, and reduce it before it becomes a problem.
That process begins with understanding the facility, its equipment, its surroundings, and its plans for future expansion.
As AI drives the development of larger and more powerful server farms, the environmental impact of those facilities will receive increasing attention. Electricity and water consumption are already important concerns. Noise should be considered another part of that environmental equation.
Need Help With a Noise Problem?
Whether you are dealing with a noisy manufacturing facility, warehouse, school, restaurant, data center, or server farm, our sound specialists can evaluate the environment and recommend an appropriate solution.
To request a noise assessment please Call: 914-944-3425, email: dennis@kintronics.com, or use our contact form.