Q19 Wind turbine Resource - hwb.gov.wales · Title: Microsoft Word - Q19_Wind_turbine_Resource.docx...

1
Here are some facts about a typical turbine: Question What is the ‘swept area’ of the turbine? Extension Question What is the percentage increase in swept area if the blade length is increased by 1 metre? Hub height 96 m Rotor diameter 82 m Blade length 40 m Blade rotation 12 to 21 rpm As of November 2014, there are 28 onshore wind farms in Wales. Between them they share 498 wind turbines. Wind Turbines

Transcript of Q19 Wind turbine Resource - hwb.gov.wales · Title: Microsoft Word - Q19_Wind_turbine_Resource.docx...

Page 1: Q19 Wind turbine Resource - hwb.gov.wales · Title: Microsoft Word - Q19_Wind_turbine_Resource.docx Author: Lynwen Jones Created Date: 3/13/2015 9:01:49 AM

 

 Here  are  some  facts  about  a  typical  turbine:  

             

 Question  What  is  the  ‘swept  area’  of  the  turbine?    Extension  Question  What  is  the  percentage  increase  in  swept  area  if  the  blade  length  is  increased  by  1  metre?    

Hub  height   96  m  Rotor  diameter   82  m  Blade  length   40  m  Blade  rotation   12  to  21  rpm  

As  of  November  2014,  there  are  28  on-­‐shore  wind  farms  in  Wales.  Between  them  they  share  498  wind  turbines.

Wind  Turbines