298 94 307/02 Untersuchungen zum Stand der Umsetzung des ...

Liquid phase from the dewatering
(yellow line) of rumen contents
Teil 3 Seite 3-10
b: 0,5 - 0,6 m 3 /(m 3 rumen contents) TR = 1,4 - 6,5 %
oTR = 1,1 - 5,2 d. TR
10 - 80 g/l COD
25 - 35 g/l BOD5
Protein: 300 g/(kg TR)
Phosphorous: 300 mg/l
org. acids: 7.000 mg/l
NH4-N: 300 mg/l
potassium: 1.000 - 3.000 mg/l
Calcium: 90 mg/l
Natrium:2.000 - 3.000 mg/l
Magnesium: 40 mg/l
Sand a: no data
b: ∅ 2 l/cattle
Solids from the dewatering No data
(green line) of sieve and rake
material
Liquid phase from the dewatering
(green line) of sieve and rake
material
No data
Anaerobic sludge No data
Solids from the sludge dewater- No data TR = 34 %
ing
oTR = 60 % d. TR
Nitrogen: 45 g/(kg TR)
Ammonium
nitrogen: 6 g/(kg TR)
Phosphorous: 56 g/(kg TR)
Potassium: 0,9 g/(kg TR)
Calcium: 47 g/(kg TR)
Magnesium: 3 g/(kg TR)
Liquid phase from the sludge No data 2.300 - 2.500 mg/l COD
dewatering
1.700 mg/l NH4-N
15 mg/l Ptotal
Fat
Floating matter
Surplus sludge
1 % of the living weight are conveyed
into the wastewater as fat
60 % of that are retained in the fat
separator
(= 6 g/kg living weight)
a: 0,5 - 4,5 l
b: 4,0 - 24,0 l
a and b: 10 - 20 l/m 3
Wastewater
20 - 40 l/m 3 wastewater in case that
auxiliary agents are used
at BDS > 0,5 kg BOD5/(kg TR)
ca. 0,8 kg TR/kg BOD5 degraded
with oTR = 60 - 90 % of TR at BDS >
0,5 kg BOD5/(kg TR)
ca. 0,6 kg TR/kg BOD5 degraded
with oTR = 50 - 55 % of TR
COD = 600 - 800 g/kg
TR = 35 - 75 %
oTR = 96 % d. TR
org. acids: 22 g/(kg TR)
NH4-N: 0,7 g/kg
Sand: 20 %
Meat waste = 15 %
Free fat = 15 %
TR = 5 - 24 %
oTR = 83 - 98 % d. TR
COD = 95 - 400 g/kg
org. acids: 20 g/(kg TR)
NH4-N: 0,2 g/kg
Phosphorous: 9 g/(kg TR)
Potassium: 0,5 g/(kg TR)
Calcium: 6 g/(kg TR)
Sodium: 2,5 g/(kg TR)
Magnesium: 0,6 g/(kg TR)
No data