Environmental Engineering Reference
In-Depth Information
bamboo and textile sails and have been used to draw water from
rice fields.
Figure 19.1
Windmill in Nashtifan, Sistan Province, Persia (Photo: Windmill,
Reconciliation of Man and Hard Nature
, Saeid Golestani, 2010).
Figure 19.2
Chinese windmill (Photo: Deutsches Museum, München,
published by Erich Hau,
Windkraftanlagen
, 2003).
In the 12th century, the first windmills with a horizontal
axis and a wooden gear were built in Europe. In Fig. 19.3,
two
Search WWH ::
Custom Search