Archive for the ‘Engineering’ Category

How do wind power windmills work?

Tuesday, November 17th, 2009

AzeriBoy-McCain Palin '08!! asked: I understand the turbines, what I don't understand is the wind can carry just three blades that look very thin. Why not make very thick blades, and lots of them? Old windmills had three blades (I have no idea why), but they had must thicker blades. *much ...

How efficient is wind power? Does it cost more than burning coal?

Monday, November 16th, 2009

Peoplez asked: Is it economically efficient to have wind power as your source of electricity?JONATHON

What would give me more power for a cheap home brew wind power system?

Friday, November 13th, 2009

jchalase asked: Should I build a Vertical Axis or Horizontal Axis Wind Turbine for this? We get a decent amount of wind every year (12 MPH in winter and 8 MPH in summer), the turbine would be no higher than 20 feet. So should i make a VAWT ...

How is Wind Power produced and How does it Work?

Tuesday, November 3rd, 2009

matboyslim13 asked: how is wind power produced and how does it work and generate electricityABE

Why cant they harness the wind power your vehicle creates when driving down the road?

Saturday, October 31st, 2009

Bob asked: Stick your hand out the window, feel the strong wind flying by your car, why couldnt they install special vents on the front, side and back to funnel that wind into some type of turbine that would create enough party to continually charge batteriesERICH

Can you guys help me about wind power?

Thursday, October 29th, 2009

help! asked: What percentage of our national energy needs is being met by the wind power today?TERRY

If a car were to use a combination of solar power, wind power, and regenerative braking, wouldn’t that help

Tuesday, October 6th, 2009

ANTHONY M asked: Is it feasible to use these methods to increase gas mileage? For instance, wind power generators placed strategically in or on the vehicle could at least produce enough electricity to power the radio and other devices. Just a thought.MARTY

What are the requirements for 10 kW of wind power?

Wednesday, September 30th, 2009

FEK asked: How big must the turbine be? What average wind speed per month must there be? How high must the tower be?CYRUS

How Do I make a Portable Electric Windmill?

Friday, June 12th, 2009

raze534 asked: I have a Science Project at school. My topic question is "Does increasing the number of blades on a windmill increase the amount of elecricity?" I already know it's false, but I need proof that it doesn't work. I have no clue what I need or what to ...

How do you power a model house with a model windmill?

Wednesday, June 10th, 2009

Alex S asked: I need to light up a model house using a model windmill. I have no idea how!RUSSEL