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Book synopsis

For decades, data center engineering has followed a silent assumption:

Humans will be inside the facility.

This single assumption shaped everything - HVAC design, lighting, ventilation, aisle widths, temperature limits, noise levels, safety paths, pressurization, humidity control, and even the architectural layout of data halls.

But the age of AI, robotics, and autonomous infrastructure is breaking that assumption.

The newest generation of data centers is quietly moving toward a model where no human needs to enter the data hall. Maintenance is robotic. Monitoring is digital. Control is algorithmic. Intervention is remote. These are the emerging lights-out, or what I call in this book, Dark Data Centers.

When people are removed from the equation, the rules of HVAC engineering change radically.

We no longer design for comfort.
We no longer design for fresh air.
We no longer design for corridors, lighting loads, or human safety paths.
We no longer design for acceptable noise, humidity comfort bands, or conventional ASHRAE envelopes.

We design for one thing only:

Keeping silicon alive at maximum efficiency.

This shift allows us to operate data halls at temperatures and conditions previously considered unacceptable. It allows fully sealed environments, oxygen-controlled spaces, extreme rack densities, vertical layouts, ultra-high return temperatures, and unprecedented opportunities for heat recovery. It allows HVAC systems to become more efficient, simpler, more robust, and more aligned with the true purpose of the facility.

In short, it forces us to rethink everything we know about data center cooling.

This book is not about incremental improvement. It is about a paradigm shift in engineering philosophy - from human-centric data centers to machine-centric thermal ecosystems.

The Dark Data Center is not science fiction. It is already emerging in AI and hyperscale facilities around the world. Engineers, designers, and operators who understand this shift early will define the next generation of standards and best practices.

This book is written to prepare you for that future.

Book details

• Full title: Dark Data Centers
• Subtitle: Engineering the Fully Autonomous, Lights-Out Facility
• Author: Charles Nehme
• Language: English
• Binding: Paperback
• Number of pages: 160
• EAN: 9798247464556
• ID: 51239753
• Publisher: Independently published
• Weight: 225 g
• Dimensions: 229 × 152 × 9 mm
• Date of publishing: 08. February 2026

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