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!

* HP Environmental Whitepaper HP xw4400

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

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

TOTAL SAVING!

• Save more than 120 Euro per PC

• 3000 Computers campuswide?

• Saving more than 360.000 Euro a year on energy!

Use Auto STANDBY

• JUST put Computers automatically on STANDBY

• Wake-up in just 2 sec!

• NO TIME LOST

IT Department

Use Wake-Up-On-LAN

•For maintenance•Remote tasks

By Sander HomsStudent Industrial Design

T: 06 42750485

E: [email protected]