Horizontal Circular Marine Auxiliary Machinery Black Gray Water Treatment Device
Overview:
This device is applicable to treat the sewage, which means human body wastes and the wastes from the toilets on vessels and which is also called “black water”, to meet the effluent standards of IMO. MEPC.159(55), and discharge the effluent overboard. It is also applicable to treat the galley shower drainage which is called “grey water” on condition that the “grey water” is pretreated and there should select a bigger capacity model to match with.
This device has obtained two items of Authorized Patent and one item of practical new patent, meanwhile has passed product type approval test by CCS.
Features:
1, Adopting horizontal circular design, ellipse closures on both ends, pressure resistance and compact structure.
2, The device is adopted auto-control, and compliance with the requirement of 24-hours unattended cabin.
3, Adopting the "MBR" technology, allow devices to narrow the size, and solve the conflict of small space of cabin, but big volume of device.
Description:
This plant is applicable to treat the sewage, which means human body wastes and the wastes from the toilets on vessels and which is also called "black water", to meet the effluent standards of IMO MEPC. 159(55), and discharge the effluent to overboard. It is also applicable to treat galley & shower drainage which is called "grey water" on condition that the "grey water" should be pretreated and should select a bigger capacity model to match with.
Parameters:
|
IMO(new standard) |
USCG |
Alaska |
|
TSS (mg/l) |
50 |
35 |
150 |
30 |
BOD5 (mg/l) |
50 |
25 |
NR |
30 |
COD (mg/l) |
NR |
125 |
NR |
NR |
Coliform (pc/100ml) |
250 |
100 |
200 |
20 |
PH |
6~9 |
6~8.5 |
NR |
6~9 |
residual Chlorine (mg/l) |
NR |
<0.5 |
NR |
10 |
Test days (day) |
10 |
16 |
10 |
30 |