Results and discussions
78
1.5.2.2. Comparison
Raceway pond intended for secondary treatment
Number of structures
/
U
3
Pollutant load at pond inlet
L0
Kg/d
2033,1
Pollutant load at pond
outlet
LF
Kg/d
146,383
Eliminated pollutant load
EL
Kg/d
1886,717
Purification yield
í µí¼¼í µí²í µí²
%
92,8
Volume of raceway pond
Vp
m
3
847,125
Surface area of raceway
pond
Sp
m
2
1694,25
Depth of raceway pond
P
m
0,5
Length of raceway pond
L
m
92,04
Width of raceway pond
W
m
18,40
Dwell time for
(í µí± í µí±í µí±£í µí±í µí±.ℎ )
Td
h
12 h30min
Dwell time for
(í µí± í µí°·í µí±í µí± )
Td
h
6 h49min
Total mass of microalgae
Xa
Kg
6777
Concentration
of
microalgae
[Xa]
Kg/m
3
2,66
Total energy requirement
En
KW
105
78
1.5.2.2. Comparison
Raceway pond intended for secondary treatment
Number of structures
/
U
3
Pollutant load at pond inlet
L0
Kg/d
2033,1
Pollutant load at pond
outlet
LF
Kg/d
146,383
Eliminated pollutant load
EL
Kg/d
1886,717
Purification yield
í µí¼¼í µí²í µí²
%
92,8
Volume of raceway pond
Vp
m
3
847,125
Surface area of raceway
pond
Sp
m
2
1694,25
Depth of raceway pond
P
m
0,5
Length of raceway pond
L
m
92,04
Width of raceway pond
W
m
18,40
Dwell time for
(í µí± í µí±í µí±£í µí±í µí±.ℎ )
Td
h
12 h30min
Dwell time for
(í µí± í µí°·í µí±í µí± )
Td
h
6 h49min
Total mass of microalgae
Xa
Kg
6777
Concentration
of
microalgae
[Xa]
Kg/m
3
2,66
Total energy requirement
En
KW
105