Download - Dear Professor Jacob Fokkema,
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Dear Professor Jacob Fokkema,
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Save energy!
Don’t waste money!
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Normal PC Energy use
Normal PC in idle uses 127 Watts* x
Maybe used for 10h? 14 (idle hours a day) x
365 (days in a year)
Total of 648,97 kWh!0,20043 Euro/kWh (Eneco business)
More than 130 Euro
a year LOST!
* HP Environmental Whitepaper HP xw4400
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In StandbyIn Standby
When sleeping only 3.3 Watts!*When sleeping only 3.3 Watts!*3.3 x 14 x 365 = 16,863 kWh3.3 x 14 x 365 = 16,863 kWh
0,20043 Euro/kWh0,20043 Euro/kWh
Total energy use in standbyTotal energy use in standbyonly 3,38 Euro!only 3,38 Euro!
* HP Environmental Whitepaper HP xw4400
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CO2 Emissions• By turning it off saves 632,107 kWh
• Using Defra conversion factor of 0.43kgCO2/kWh
• More than 271 kg CO2!
• Saving 1/3 of energy used to light a home for a year*Saving 1/3 of energy used to light a home for a year*
* http://pmdb.cadmusdev.com/powermanagement/quickCalc.html#calculatorTop
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TOTAL SAVING!
• Save more than 120 Euro per PC
• 3000 Computers campuswide?
• Saving more than 360.000 Euro a year on energy!
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Use Auto STANDBY
• JUST put Computers automatically on STANDBY
• Wake-up in just 2 sec!
• NO TIME LOST
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IT Department
Use Wake-Up-On-LAN
•For maintenance•Remote tasks
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By Sander HomsStudent Industrial Design
T: 06 42750485