Air Con Vs Evaporative Cooling Cost Comparison

Computer Room Evaporative Cooling (CREC) Calculator

Adjust the editable figures below to best meet your requirements and click Calculate to assess the number of Evaporative Cooling Units you would need and the approximate savings you would make as compared to a conventional Refrigeration based system. For more information about an item hover your mouse over the info symbol.

Server Room Requirements

Cooling Demand info kW Mass flow rate Kg/s 2.5Kg/s
Δt through Server info C Air Flow Rate 2.1m3/s
Annual Running Hours Default is24hrs x 365 days
Electricity Cost p/kWhr
  Refrigeration Ecocooling Savings
Coefficient of performance
23.8
Savings made by using Evaporative Cooling
Fridge Electricity Use
12.5
0 kW
EcoCooler Fan Power  info N/A kW/m3/s
True Coefficient of performance
2.0
23.8
Total Electricity Usage
12.5
1.1 kW
 
100%
8%
Electricity Consumption 109500 9198
Total Operating Cost £10,950
£920
£10,030
Carbon Dioxide Impact
59
5
53.9 tonnes
  0.53702 kg/kWhr Carbon Dioxide UK value

Results

EcoCoolers
Flow Rate m3/hr This is dependent upon the EcoCooler type and the ductwork or air distribution resistance.
Number Required 0.8 Design Number Required (1)
Redundancy This is the design redundancy or resilience required of the system.
Net Requirements 2