BVT-Merkblatt zu Abwasser- und Abgasbehandlung

Annexes
Waste water
stream
Treatment techniques
Waste water
amount
[m 3 /h]
Input concentration
[mg/l]
Output concentration
[mg/l]
phenols: 1-2
Performance
rate
[%]
WW-6 (D-3) biochemical
treatment
88 COD: 870 COD: 118 COD: 86.5
WW-7 (D-4) stripping 16-20 VCM: 100-200 VCM: 0.20 VCM: >98
WW-8 (D-5) sedimentation, 240 COD: 99.1
flocculation, pre-
BOD7: 98.8
cipitation,biologi- TSS: 99.7
cal aerobic treat-
Styrene: 99.3
ment,sedimenta- Phosphorus:
tion as final clarification
98.4
Tabelle 7.2: Waste Water Flows and Treatment Details on Complex Chemical Site (Example XXI)
D
I
S
C
H
A
R
G
E
Company
A
Oil
refinery
WW-2
Hydrocarbons,
COD, phenols
WW-5
VOC
Catalytic ww
incineration
WW-1
Hydrocarbons,
COD, phenols
Stripping
WW-3
Phenol
COD
rainwater
D-2
Company C
Polyester /
Plastizing
agents
Company B
Petrochemicals
Company B
Plastics
WW-6
COD
Biological
treatment
Oil skimmer
Company A:
WWTP
GAC treatment
Biochemical
treatment
WW-4
benzene,
hydrocarbons
Company C
PVC
VCM
stripping
WW-7
COD, TSS,
VCM
DISCHARGE
Company D
Polystyrene
342 Waste Water and Waste Gas Treatment
D-1
WW-8
Biochemical
treatment
D-3 D-4 D-5
Abbildung 7.5: Situation of Complex-site Chemical Production (Example XXI)
D
I
S
C
H
A
R
G
E
Company E
SB-latex
COD, BOD,
TSS,
styrene