41. Algae Cultivation - constructed:
4 X 5200m2 Raceways
Total Surface available: 6 Ha.
290m
18m
42. Algae Cultivation - constructed:
4 X 5200m2 Raceways
Total Surface available: 6 Ha.
290m
18m
43. Algae Cultivation - constructed:
4 X 5200m2 Raceways
Total Surface available: 6 Ha.
290m
18m
44. 1000
m3/d WWT
950 m3/d
reuse
106.600 kWh/yr
electricity saving
100 Ton
biomass/
year
13,000 kg
CH4/year
40 Ton/
year
biomass
50-60% VS
5000 PE
Simultaneous TN, TP, COD and TSS
Below limits directive 91/271/EC
> 20
> 20
Results per hectare
45. 40% Urban
60% Rural
30% Urban
30% Rural
70% Motorway
70% Rural
30% Motorway
REAL DRIVING EMISSION TEST (RDE)
Schedule
80.000 km per car
3 profesional drivers
average 500 km/day per
car
Starting date: July 2018
End: May 2019
46. Energy Return On Investment (EROI) =
Relation of primary energy supplied to primary energy used in supply process
9.1
*
BM
CPBMBM
BM
CPBM
BM
E
ECLHV
E
ECEC
EROI
ECBM: energy content of biomethane
ECCP: is the primary energy of the co-products fertilizer and water purification
EBM: direct and indirect energy required to produce biomethane
• The system produces up to 4 times more usable energy than it consumes
EROI ratio
1.3 Ethanol corn
1.3 Biodiesel Soy
1.6 Solar collector
1.9 Solar flat plate
5.0 Ethanol sugarcane
4
48. Comparison…Biofuels in 1 hectare
BioethanolBiodiesel
5,000 L/Ha yr
(5L/100km)
5 vehicles / ha
5,000 L/Ha yr
(5L/100km)
5 vehicles / ha
49. Comparison…Biofuels in 1 hectare
13,000 kg CH4/Ha yr
(4 kg CH4/100km)
>20 vehicles
BioethanolBiodiesel
5,000 L/Ha yr
(5L/100km)
5 vehicles / ha
5,000 L/Ha yr
(5L/100km)
5 vehicles / ha
50. Comparison…Biofuels in 1 hectare
13,000 kg CH4/Ha yr
(4 kg CH4/100km)
>20 vehicles
BioethanolBiodiesel
5,000 L/Ha yr
(5L/100km)
5 vehicles / ha
5,000 L/Ha yr
(5L/100km)
5 vehicles / ha
No arable land
No fresh water
No artificial fertilizers
51. Comparison…Biofuels in 1 hectare
13,000 kg CH4/Ha yr
(4 kg CH4/100km)
>20 vehicles
BioethanolBiodiesel
5,000 L/Ha yr
(5L/100km)
5 vehicles / ha
5,000 L/Ha yr
(5L/100km)
5 vehicles / ha
No arable land
No fresh water
No artificial fertilizers
52. Comparison…Biofuels in 1 hectare
13,000 kg CH4/Ha yr
(4 kg CH4/100km)
>20 vehicles
BioethanolBiodiesel
5,000 L/Ha yr
(5L/100km)
5 vehicles / ha
5,000 L/Ha yr
(5L/100km)
5 vehicles / ha
No arable land
No fresh water
No artificial fertilizers
53. Comparison…Biofuels in 1 hectare
13,000 kg CH4/Ha yr
(4 kg CH4/100km)
>20 vehicles
BioethanolBiodiesel
5,000 L/Ha yr
(5L/100km)
5 vehicles / ha
5,000 L/Ha yr
(5L/100km)
5 vehicles / ha
Energy reduction directly related to
wastewater treatment from 0,5 to 0,2 kWh/m3
0,3 kWh/m3 X 1000 m3/d X 365d =
> 105, 000kWh/yr
No arable land
No fresh water
No artificial fertilizers