How it works
Runtime = fuel × (1 − reserve rate) ÷ hourly burn.
Input definitions
- Usable fuel volume
- Enter the value in the labeled unit.
- Fuel burn per hour
- Enter the value in the labeled unit.
- Fuel reserve (%)
- Enter the value in the labeled unit.
A worked example
- Usable fuel volume
- 10
- Fuel burn per hour
- 0.8
- Fuel reserve (%)
- 10
Assumptions & limits
Uses only the values entered. Rates are illustrative inputs, not live quotes, legal rules or personalised advice. Check provider terms, local requirements and measurements before acting.
Sources & review
Maintained by AnsRio. Methods and examples use automated checks; this does not imply independent professional certification.
Method updated 2026-10-19. Content checked against the stated method and examples. Our verification approach.
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Common questions
Why does load matter?
Fuel burn changes with electrical load and generator efficiency. Enter burn measured or specified at the expected load.
How does Generator fuel runtime calculate the result?
Runtime = fuel × (1 − reserve rate) ÷ hourly burn.
What should I verify before using Generator fuel runtime?
Uses only the values entered. Rates are illustrative inputs, not live quotes, legal rules or personalised advice. Check provider terms, local requirements and measurements before acting.