Off-shore – Jack Up platform

Reference sheet Jack Up platform Seajacks Zaratan

Briefing

ACO Marine was tasked with the engineering, design, manufacturing and delivery of the advanced wastewater treatment system. The system consists of a wastewater treatment unit, black water vacuum collection system mounted on STP and grease separation unit. All systems had to be delivered to the most demanding of standards expected in the off-shore industry with the latest technical and design innovations. Performance and reliability as always was a pre-requisite as this platform often operates in environmentally sensitive areas close to European mainland.

Vessel description

Jack Up platform built for windmills erection in areas close to northern European mainland. Name of the vessel is Zaratan, operated by company Seajack Ltd. UK, built in UAE by company Lamprell.

Delivered solution

One off ACO Maripur 100 MBR unit complete with black water vacuum system mounted directly to the Maripur.
Additional system components included:

  • Grease Separator Lipatomat NS2 fully automated unit for grease removal from galley water.

 

Capacity (based on project specific details)

No of max. people on board 90
Total volume of treated water (Black & Grey) 15.75 m3
Total volume of treated grey water 13.50 m3

Effluent water quality

Effluent values and its comparison with alternative standards

IMO
MEPC.2(VI)
USCG
33CFR
159.PT1-300
USCG/Alaska
33CFR 159.309
IMO MEPC
159(55)
ACO Maripur®
IMO certified
values
Coliform bacteria [n/100ml] 200 200 20 100 9
Total suspended solids [mg/l] 100 150 30 35 (70 at sea) 2
BOD5 [mg/l] 50 30 25 3
COD [mg/l] 125 45

Reference sheet West Desaru MOPU

Briefing

ACO Marine was tasked with the engineering, design, manufacturing and delivery of the advanced wastewater treatment system for installation of Sewage Treatment Plant on board of West Desaru MOPU (Mobile Oil Production Unit).

Vessel description

West Desaru is a Mobile Oil Production Unit operated by company Petrofac nearby Malaysia.

Delivered solution

  • One off ACO Maripur 50 MBR unit, designed for installation on off-shore platform, with all components, including control panel equipped with touch screen, produced and certified with extended IP56 rating, equivalent to American NEMA4 standard.
  • Design, purchasing, production and testing were supervised by Bureau Veritas representatives on weekly basis, in order to guarantee that complete production process is fully in accordance with demanding Petrofac standards and requirements.

 

Capacity (based on project specific details)

No of max. people on board 50
Total volume of treated water (Black & Grey) 11.75 m3

 

Effluent water quality

Effluent values and its comparison with alternative standards

IMO
MEPC.2(VI)
USCG
33CFR
159.PT1-300
USCG/Alaska
33CFR 159.309
IMO MEPC
159(55)
ACO Maripur®
IMO certified
values
Coliform bacteria [n/100ml] 200 200 20 100 9
Total suspended solids [mg/l] 100 150 30 35 (70 at sea) 2
BOD5 [mg/l] 50 30 25 3
COD [mg/l] 125 45

Reference sheet Diving Support Vessels 2 and 3

Briefing

ACO Marine was tasked with the engineering, design, manufacturing and delivery of the advanced wastewater treatment system for retrofit installation of Holding Tanks and STP on board of Diving Support Vessels.

Vessel description

Seamec 2 and Seamec 3 are sister vessels used for support for deep diving operations. Both vessels operates usually in Indian Ocean, but sometimes also in Mediterranean Sea. Vessels are operated by company Seamec Limited, originally built in Holland.

Delivered solution

  • One off ACO Maripur 100 MBR unit, holding tank and transfer system made in section for easier manipulation and installation during vessels upgrade in Dubai Dry Docks, UAE.
  • Holding tank was divided into 2 smaller tanks, STP into 4 tanks for easier installation through existing openings. Design of tanks was based on survey on board of these vessels, provided by ACO Marine engineers.
  • All parts have been installed into dedicated place by shipyard, and finally assembled, wired, tested and commissioned by ACO Marine service team.

 

Capacity (based on project specific details)

 

No of max. people on board 50-90
Total volume of treated water (Black & Grey) 19.00 m3

Effluent water quality

Effluent values and its comparison with alternative standards

IMO
MEPC.2(VI)
USCG
33CFR
159.PT1-300
USCG/Alaska
33CFR 159.309
IMO MEPC
159(55)
ACO Maripur®
IMO certified
values
Coliform bacteria [n/100ml] 200 200 20 100 9
Total suspended solids [mg/l] 100 150 30 35 (70 at sea) 2
BOD5 [mg/l] 50 30 25 3
COD [mg/l] 125 45