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Electrical Energy Efficiency for U.S. Buildings and Facilities
A practical engineering framework for reducing electrical losses and operating cost through load analysis, equipment selection, and controls.
12 min readintermediate
Intermediate26 hours3 articles
Electrical Energy Efficiency Implementation Path
Move from measured load and demand baseline into repeatable U.S. electrical-efficiency upgrades that coordinate controls, reactive power, and on-site generation implementation.
Updated April 24, 2026
Learning Objectives
- Build an efficiency roadmap from measured load, demand, and operating profile
- Compare demand reduction, power-factor correction, and on-site generation on one electrical basis
- Coordinate code review, distribution updates, and controls before procurement
- Commission and track post-project performance against an issued baseline
Prerequisites
Electrical installation sizing and coordinationIntroduction to the NEC
Course Content
2
Reactive Power Compensation in U.S. Commercial and Industrial Systems
A practical U.S.-market workflow for improving power factor with capacitor banks, staged control, harmonic review, and field-ready commissioning.
14 min readadvanced
3
PV Self-Consumption Design for U.S. Facilities
A practical U.S.-market workflow for sizing self-consumption PV systems around load profile, interconnection strategy, service equipment, and commissioning discipline.
13 min readadvanced
Practice with Calculators
Energy Calculator
Calculate energy consumption and costs
Electricity Cost Calculator
Estimate daily, monthly, and annual electricity cost from watts, hours, and utility rate.
Power Factor Correction Calculator
Screen capacitor kvar, corrected kVA, and line-current reduction for balanced three-phase loads.
Ohm's Law Calculator
Calculate voltage, current, and resistance
Power Calculator
Solve DC, single-phase AC, and balanced three-phase power relationships from voltage, current, power factor, and power values.
Voltage Calculator
Solve circuit voltage from current, resistance, or power using Ohm's Law.