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of the first vacuum solar collectors. In
1988, he built the first fac¸ade-integrated solar installation with an
output of approximately 6000 kWh/a for solarcars. In 1989, he
was the driving force behind the electric utility vehicle Solcar. For
its operation, it only needed a roof or fac¸ade surface of 15 m
2
,
and the battery charge sufficed for 100 km. Solcar was awarded
several prizes but owing to lack of demand, however, the project was
stopped.
44.4.5.2 Biogas—compo-gas: 1 kg of banana peel = 1kmofcar
drive
In 1991, Walter Schmid began to gain energy from organic waste
with ...