Models you can touch
Build the system, change one assumption, and watch the consequences move through it. These models develop intuition; they do not replace engineering.
One directory for every interactive model
Standalone planning tools and teaching models now share one index. Filter by system, then open the tool where it lives. New models can join this directory without changing the page structure.
Infrastructure Scenario Builder
Shape a major load and test demand, topology, and standby assumptions.
→ CalculatorAI Data Center Power
Convert IT load and PUE into facility power, energy, and cost.
→ Scale explorerChip-to-Grid Ladder
Move from one accelerator to a grid-scale campus in eight steps.
→ Behavior labPUE + Load Profiles
See where facility power goes and how training differs from inference.
→ Diagram explorerOne-Line Explorer
Trace 19 electrical components from utility source to critical load.
→ Site explorerData Center Site Plan
Inspect twelve zones from the substation yard to the data hall.
→ Resilience explorerData Center Tiers
Translate tier labels into physical redundancy and maintenance paths.
→ Systems explorerPurdue Stack
Move from millisecond field devices to enterprise planning systems.
→ Live simulatorPID Control Loop
Control a delayed process manually, then tune the automatic loop.
→ CalculatorOEE Scoreboard
Multiply availability, performance, and quality into one honest metric.
→ Process explorerFab Journey
Follow a wafer through the repeating stages of advanced fabrication.
→ Live modelWafer Yield
Change die area and defect density, then watch the economics move.
→ Industry mapSemiconductor Roles
Explore the firms controlling design, equipment, fabrication, and packaging.
→ System explorerBuilding Cross-Section
Open eleven systems from the roof plant to the control head-end.
→ Live simulatorDemand Flexibility
Use thermal mass, dimming, and storage to bend a daily load curve.
→ Benchmark modelEUI Builder
Test which building decisions materially change energy intensity.
→Infrastructure Scenario Builder
Shape a major electrical load, then trace how demand, energy, power factor, topology, and standby assumptions change the planning picture. The output frames better questions; a utility or engineering study must answer them.
Loads an editable example: not an industry benchmark.
Utility-meter demand, including process, cooling, conversion losses, lighting, and other auxiliaries.
Editable planning assumption used only to convert MW to MVA.
N+1 adds spare component capacity to one path. 2N provides two independently capable paths.
Context changes the planning cue, not the electrical arithmetic. Thermal strategy is contextual because peak demand already includes cooling.
Produces an unadjusted MW target, not a generator quantity or equipment selection.
Confirm available capacity, service voltage, contingency criteria, and study scope with the serving utility.
Model assumptions & boundaries
Facility buttons load editable examples, not industry benchmarks. Peak demand is total site demand at the utility meter, including process, cooling, conversion losses, lighting, and auxiliary loads. Annual energy equals peak MW × load factor × 8,760 hours; apparent power equals peak MW ÷ the selected site power factor.
N represents one full-capacity path. N+1 adds spare component capacity within that path, while 2N represents two independent paths, each capable of carrying the full load. Exact transformer quantities still depend on voltage, bank rating, topology, utility criteria, ambient conditions, and the load profile.
The standby result is an unadjusted MW load target, not generator or UPS sizing. It excludes kVA, transient response, step loads, motor inrush, harmonics, altitude, temperature, runtime, fuel, emissions, and maintenance strategy. Interconnection voltage, required upgrades, protection, fault current, voltage performance, cost, schedule, and the binding project constraint require utility and engineering studies.
Method references: EIA load factor · IEEE power and power factor · IEC transformer loading guidance · U.S. DoD generator-system criteria · NERC large-load planning.
Go deeper on data-center power
Translate IT load and PUE into the facility demand, annual energy, and operating cost carried by the grid.
AI Data Center Power Calculator
Convert IT load into total facility power, annual grid energy, and operating cost. The arithmetic is simple; the scale is not.
Use the learning tracks for more interactive explanations and models. Explore the tracks →
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