New Radical Tech Flashcards
Offshore wind turbines cost how much more than conventional on land ones?
50% more
wind speeds at sea can be how much greater than on land? what does this translate to in terms of increased energy?
- wind speeds up to X2 as fast
- energy produced up to X5 as much
What do offshore wind farms reduce the problem of?
NIMBYism
Who has complained about offshore wind farms?
Ministry of Defence
argued they interfere with radar so are a threat to national security
UK hopes what fraction of its future energy needs are met by wind?
1/3
What is the name of an offshore wind farm in Denmark?
Horns Rev
Horns Rev was opened when? How much did it cost?
2002
240million euros
How many turbines does Horns Rev have? What can this provide for denmark when operating at full capacity?
80 turbines
140% of Denmark’s power when at full capacity
How much of the Philippines energy is from geothermal generation?
25%
How does geothermal rank in reliability?
available 24/7
not temporally affected
What is an advantage of geothermal in terms of space?
No need to cover kilometres of land space
What are the X3 main types of biofuel?
crops
trees
algae
Name X4 challenges needed to solve within the biofuel industry;
- new GM crops to be engineered for fuel not food
- address competition between food crops + fuel crops for agricultural space
- still uncompeititve $$$ wise against fossil fuels
- need to smooth out supply chain to minimise carbon footprint
Between 1996-2006 what happened to hydro power in the UK?
remained fairly constant
Between 1996-2006 what happened to wind and wave energy in the UK?
made the most progress in terms of % of supplying electricity generation
