lecture03 - Wind Power I Wind drives Wind Power throughout...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
ENGRI 1290 1 Wind Power I Wind drives Wind Power throughout the ages Density and mass flow rate
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
ENGRI 1290 2 Lecture’s objectives • Learning what drives winds and their geographical distribution • Discovering how early and antique men harnessed wind power • Building a physical quantities of air flow Read Ch15, section 1 to 5 in Fundamentals of renewable energy processes
Background image of page 2
ENGRI 1290 3 Wind energy in the world today
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
ENGRI 1290 4 What drives the wind ? • Temperature difference between the equator and the poles – This is due the angle at which sunlight hits the planet • Rotation of the Earth •D i f f e r e n c e i n h y g r o m e t r i c levels – Near oceans and lakes • Difference in altitude or terrain topology – Near mountains or passes • Difference in land temperature – This is due to land albedo and heat absorption Wind is an atmospheric (large scale) air flow due to pressure difference between two geographical regions and can be due to Global (worldwide) conditions: Local conditions:
Background image of page 4
ENGRI 1290 5 Wind distribution in the USA 50 m above local ground levels Including coastal areas Source http://www.nrel.gov/gis/wind.html
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 12

lecture03 - Wind Power I Wind drives Wind Power throughout...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online