Discussion
437
35
30 h
FILTERED THROUGH WHATMAN FILTER PAPER NO: I
>tf£2^0
1
2
3
4
5
Time - Days
Fig. 1A Biochemical Oxygen demand of Filtrates
32
28
£20|
ù É6
ε
o
in
c
E
Ό
r
i "
—r — " r—
ι χ
Blended, washed buffer /Control
1
- - . . -
.
-J
1
/
Λ \ .
Blended,washed tap J
Γ ί
/
>N / ^ v ^
water
Ί
L I
1 1 /
^x.
/ /
/ /
Sludge Blended, 1 min
H /
//
/
G=42IO/sec
Blended
»twice a day
H
\ / Γ ^
S
Initial VSS » 4000 mg/l
1
T
1
1
1
1
1
J
2
4
6
8
10
Time of Digestion, days
Fig. 2A Drainability of Sludge
437
35
30 h
FILTERED THROUGH WHATMAN FILTER PAPER NO: I
>tf£2^0
1
2
3
4
5
Time - Days
Fig. 1A Biochemical Oxygen demand of Filtrates
32
28
£20|
ù É6
ε
o
in
c
E
Ό
r
i "
—r — " r—
ι χ
Blended, washed buffer /Control
1
- - . . -
.
-J
1
/
Λ \ .
Blended,washed tap J
Γ ί
/
>N / ^ v ^
water
Ί
L I
1 1 /
^x.
/ /
/ /
Sludge Blended, 1 min
H /
//
/
G=42IO/sec
Blended
»twice a day
H
\ / Γ ^
S
Initial VSS » 4000 mg/l
1
T
1
1
1
1
1
J
2
4
6
8
10
Time of Digestion, days
Fig. 2A Drainability of Sludge