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Dear Professor Jacob Fokkema,

Dear Professor Jacob Fokkema,. Save energy!. Don’t waste money!. 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!.

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Dear Professor Jacob Fokkema,

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  1. Dear Professor Jacob Fokkema,

  2. Save energy! Don’t waste money!

  3. 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 of648,97 kWh! 0,20043 Euro/kWh (Eneco business) More than 130 Euro a year LOST! * HP Environmental Whitepaper HP xw4400

  4. In Standby When sleeping only 3.3 Watts!* 3.3 x 14 x 365 = 16,863 kWh 0,20043 Euro/kWh Total energy use in standby only 3,38 Euro! * HP Environmental Whitepaper HP xw4400

  5. 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* * http://pmdb.cadmusdev.com/powermanagement/quickCalc.html#calculatorTop

  6. TOTAL SAVING! • Save more than 120 Euro per PC • 3000 Computers campuswide? • Saving more than 360.000 Euro a year on energy!

  7. Use Auto STANDBY • JUST put Computers automatically on STANDBY • Wake-up in just 2 sec! • NO TIME LOST

  8. IT Department Use Wake-Up-On-LAN • For maintenance • Remote tasks

  9. By Sander Homs Student Industrial Design T: 06 42750485 E: s.homs@student.tudelft.nl

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