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Calcimator

Elevator Energy Cost Calculator

Annual energy cost from trips, floors, and car weight.

Inputs

%

Results

Annual energy cost ($)

$1,176.00

≈ 9 pairs of sneakers

Monthly cost ($)$98.00
Annual consumption (kWh)9,797
Monthly consumption (kWh)816
Cost per trip ($)$0.01
Peak motor power (kW)21
Daily consumption (kWh)26.8
How to Use This Calculator
  1. Enter the Rated Load (kg), Car Weight (kg), and Rated Speed (m/s).
  2. Set Total Travel Height (m) and Trips per Day.
  3. Input your Electricity Rate ($/kWh) and Drive Efficiency (a decimal between 0.5 and 0.98, not a percentage).
  4. Review Annual Energy Cost, Cost per Trip, and Peak Motor Power (kW) to benchmark against similar installations.
  5. Use the Regeneration (%) input to model regenerative drive upgrades — modern drives can recover 20-35% of energy on descent.

How the result changes with Electricity rate ($/kWh)

Electricity rate ($/kWh)Annual energy cost ($)
0.11$1,068.00
0.36$3,488.00
0.65$6,397.00
0.9$8,827.00

What each input means

Rated load (kg)
Maximum rated passenger/cargo load in kilograms.
Car weight (kg)
Weight of the empty elevator car.
Rated speed (m/s)
Elevator rated travel speed.
Total travel height (m)
Total height from lowest to highest stop.
Trips per day
Average number of one-way trips per day.
Electricity rate ($/kWh)
Local electricity cost per kilowatt-hour.
Drive efficiency
Motor/drive system efficiency (0.60-0.70 geared, 0.80-0.95 gearless/VFD).
Regeneration (%)
Energy recovered via regenerative drive (0% if none, 20-35% if equipped).

What each result means

Annual energy cost ($)
Total yearly electricity cost for operating the elevator.
Monthly cost ($)
Average monthly energy cost.
Annual consumption (kWh)
Total annual energy consumption in kilowatt-hours.
Monthly consumption (kWh)
Average monthly energy consumption.
Cost per trip ($)
Energy cost attributed to each one-way trip.
Peak motor power (kW)
Maximum motor power demand during operation.
Daily consumption (kWh)
Total daily energy including standby power.

How this is calculated

Worked example, using the default values

  1. Identify Input Parameters
    4 parameters
    Rated load (kg) = 2000, Car weight (kg) = 2500, Rated speed (m/s) = 2.5, Total travel height (m) = 30 = 8 input(s) provided
  2. Calculate Annual energy cost
    Annual energy cost = annualKwh * electricityRate
    1176 = $1,176
  3. Calculate Monthly cost
    Monthly cost = annualCost / 12
    98 = $98
  4. Calculate Annual consumption
    Annual consumption = totalDailyKwh * 365
    9797 = 9797

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