Page 50 - Toucan_Modules_EN
P. 50

Energy Generation

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                  alternative energy sources.
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                  tracker  to  follow  the  sun  across  the  sky.  Solar  PV  generates  no  pollution  and  no
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                  greenhouse gas emissions once installed, with simple scalability. Cells don't need direct
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                  sunlight to work – just daylight - they can still generate electricity on a cloudy day.
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                  Wind has been used for centuries for power, such as windmills to convert the energy of



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                  Electricity generated by hydro-electric power plants is the cheapest electricity, so it is
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                  no surprise that in 2015 hydropower generated 16.6% of the world's total electricity and
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                  70% of all renewable electricity, and was expected to increase about 3.1% each year
                  7 7
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                  for the next 25 years.
                  Biomass
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                  Biomass  means  getting  energy  by  burning  wood  and  other  organic  matter.  Biomass
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                  most often refers to plants or plant-based materials that are not used for food or feed,
                  m o s t   o f t e n   r e f e r s   t o   p l a n t s   o r   p l a n t  b a s e d   m a t e r i a l s   t h a t   a r e   n o t   u s e d   f o r   f o o d   o r   f e e d ,
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                  s specifically called lignocellulosic biomass.
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                       f

                  As an energy source, biomass can either be used directly via combustion to produce
                  A s   a n   e n e r g y   s o u r c e ,   b i o m a s s   c a n   e i t h e r   b e   u s e d   d i r e c t l y   v i a   c o m b u s t i o n   t o   p r o d u c e
                  h h e a t t , ,      o r r      i i n d i i r r e c t t l l y      a f f t t e r r     c o n v e r r t t i i n g      i i t t      t t o     v a r r i i o u s s     f f o r r m s s      o f f      b i i o f f u e l l , ,      i i n     s s o l l i i d , ,      l l i i q u i i d      o r r      g a s s
                                                                  o
                  heat,  or  indirectly  after  converting  it  to  various  forms  of  biofuel,  in  solid,  liquid  or  gas
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                                    a
                                                                                                                    | 54
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