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ENVIRONMENTAL SCIENCE TOOL

Lighting Upgrade Energy Savings

Online lighting upgrade energy savings. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.

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  1. 01

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  3. 03

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lighting upgrade energy savings calculator online

Use lighting upgrade energy savings online for old W, new W, lamps, hours daily, days. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.

How to use it

Enter old W. Set new W, lamps, hours daily, days. Select Calculate and check the labeled output. Copy or download the JSON result.

Options and example settings

OptionChoices / valueExample default
old WMain input. Positive values. 60
new WOption. Positive values. 9
lampsOption. Whole numbers. 10
hours dailyOption. Positive values. 5
daysOption. Whole numbers. 365

Calculation method

saved_kWh = (old_W-new_W)*lamps*hours_daily*days/1000 (^ means exponentiation; trig functions ending in d use degrees).

Worked examples

Apply lighting upgrade energy savings to the case below, keeping the displayed units and assumptions. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.

Lighting Upgrade Energy Savings — worked case

Settings: new W: 9; lamps: 10; hours daily: 5; days: 365

Input:

60

Calculated result for these inputs:

Output:

{
  "saved_kWh": 930.75
}

Choose the right tool

Select a calculation with a clear system boundary. Emissions factors and global warming potentials must match the gas, period, location and assessment method. Example factors are illustrative and are not certified local values.

Limitations and common mistakes

  • Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
  • Use the displayed unit in every field. Ratios and percentages are different inputs; percent fields use values such as 25 rather than 0.25.

Frequently asked questions

How can I use lighting upgrade energy savings calculator online?

Enter old W. Set new W, lamps, hours daily, days. Select Calculate and check the labeled output. Copy or download the JSON result.

Where is my input processed?

The bundled tool processes input in your browser. It does not upload tool input to a conversion service. Other site plugins, analytics, advertising and browser extensions may have separate behavior.

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