Intensidade energética
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
kWh / atividade
About this calculator
The energy consumption intensity calculator measures the amount of electrical energy (in kWh) used per unit of activity, such as industrial production, kilometers traveled, or hectares farmed. It helps assess energy efficiency, compare economic sectors, or track environmental impacts. The formula used is: energy consumed (kWh) divided by the volume of the analyzed activity.
It is useful for companies aiming to reduce costs, governments planning sustainability policies, or researchers studying consumption patterns. Practical examples include calculating kWh/ton of manufactured product or kWh/person transported in a bus. The result indicates whether there is excessive energy use relative to expected performance.
Important: Ensure units of measurement are consistent. If the activity is expressed in cubic meters, tons, or economic units, the calculation is only meaningful if the data is accurate. Avoid mixing different time periods, such as comparing monthly kWh with annual production, to maintain consistency.
Frequently asked questions
What is energy consumption intensity?
It is the ratio between energy consumed (in kWh) and the unit of activity, indicating energy efficiency or proportional demand.
How to interpret high results?
High values suggest energy inefficiency or higher intensity than industry standards, highlighting optimization opportunities.
When should I use this tool?
To compare productive sectors, measure impacts of process changes, or assess compliance with reduction targets.
Do I need historical data?
Yes, you must have energy consumption records and the corresponding activity unit for the analyzed period.