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Power Fundamentals

Paralleling switchgear

Paralleling switchgear synchronizes and controls multiple generators or sources so they can share load. It is central to generator plant reliability, testing, load-step handling, and maintenance strategy.

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Single-phase power

Single-phase power is AC power delivered through one alternating voltage waveform. It is common for smaller loads and support equipment, but large data center service is normally planned around three-phase systems.

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Dry-bulb temperature

Dry-bulb temperature is the ordinary air temperature measured without accounting for humidity. It is useful but incomplete for cooling analysis because humidity and wet-bulb conditions influence heat rejection and economization.

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GPU cluster

GPU cluster is a group of graphics processing units connected for AI, machine learning, or high-performance computing workloads. Cluster scale affects rack density, network topology, latency, cooling, and power ramp requirements.

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