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D-Series sewage treatment

D-Series sewage treatment

D-Series sewage treatment

Product catalog summary
Overview
The D-Series by Smith & Loveless Inc. is designed for offshore structures and large commercial vessels, offering fully assembled, factory-tested, skid-mounted systems. These systems are certified by USCG, IMO, and Environment Canada, ensuring compliance with major classification societies.

Features
- Modular, bolt-together construction for easy installation.
- Self-cleaning with low-cost operation, requiring no special training or expensive spare parts.
- State-of-the-art process technology with all piping accessible for service and repair.
- Worldwide service availability.

System Components
- Sewage Inlet: Handles black and gray water without the need for macerators or bar screens.
- Airlift: Circulates and aerates tank contents to prevent odors.
- Media: Supports microorganism growth for organic material digestion.
- Spillover and Trap: Maintain water levels and prevent odors.
- Chlorination: Tablet chlorinator for effective disinfection.
- Wet Well and Float Switch: Ensure proper contact time for disinfection and operation in a seaway.
- Discharge and Effluent Pumps: Automatic operation with necessary controls.
- Blowers: Provide compressed air for aeration and cleaning.

Specifications
- Assembled, wired, and tested at the factory.
- Certified for inspected vessels under 33 CFR Part 159 and IMO rules.
- Treats various sewage types with rated capacities for different population sizes.
- Operates under specific temperature and roll conditions.
- Constructed with welded steel and corrosion protection.
- Options include different blowers, pumps, and special construction for severe environments.

Sizing and Selection
Units are sized based on the number of live-on persons and service factors for different sewage types. Two rated capacities are provided: USCG/IMO Effluent and 30/30 Effluent for secondary treatment.

Technical Data
Includes dimensions, weights, pipe sizes, and motor horsepower for various models (D1 to D9).

Benefits
- Natural, economical, and reliable biological process.
- Self-regulating and flexible to handle different sewage combinations.
- Compact and operator-friendly with simple maintenance.
- Proven durability with approximately 8,000 units delivered since 1969.

For more information, visit www.marinefast.com or contact Smith & Loveless, Inc.
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Catalog excerpts

D-Series sewage treatment-1

brochure 3051 D-Series Ideal for offshore structures and large commercial vessels School Ships Office Barges Ore Carriers Tankers Container Ships Offshore Structures Features • Fully assembled, factory tested, skid-mounted systems • Available in bolt-together construction for ease of installation aboard existing vessels • Meets the requirements of all major classification societies • Easy, low-cost operation that does not require special training or expensive spare parts— self cleaning • Certified by USCG /IMO and Environment Canada Smith & Loveless Inc. Commercial Division

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D-Series sewage treatment-2

Page 2 Features of the D-Series All Marine FAST® systems incorporate state-of-the-art process technology. The D-Series was designed to meet the needs of larger vessels and offshore platforms. The unique design places virtually all piping outside the tank where it can be accessed for service and repair as needed. Standard units are completely assembled, wired and tested at the factory before shipment. Background The first D-Series unit was delivered in 1976. Since then, more than 500 D-Series units have been placed in service. Thanks to continuing R&D, rated capacities have more than doubled during...

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D-Series sewage treatment-3

Page 3 Flow Diagram 1. Sewage Inlet - No macerator or bar screen to clean or repair. Any combination of black and gray water can be piped into a common inlet. chlorine to disinfect water. Sized for peak flow periods. 2. Airlift - Circulates and aerates tank contents to prevent foul odors. High turbulence breaks up solids and throws foreign objects to the side for later disposal by the process. 9. Discharge Pump - Complete with all controls necessary for automatic operation, may be fitted on the system. 3. Media - Microorganisms present in sewage grow on fixed surfaces and digest the organic material...

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D-Series sewage treatment-4

Page 4 Standard Specifications Complete System – Assembled, wired and tested at the factory before shipment; includes all machinery, valves and controls required for automatic operation. Process – Fixed Activated Sludge Treatment (FAST®) employs fixed media as the site for microbial growth. Certifications – Certified by USCG for inspected vessels under 33 CFR Part 159 and IMO rules. Sewage Treated – Any combination of standard or vacuum toilets, fresh or salt water flush, showers, laundry and galley. Rated Capacity – Any population from zero to maximum shown in Table 2 on page 7. Overload Capacity...

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D-Series sewage treatment-5

Page 5 Sizing and Selecting Units Step One: Live-On Persons Step Three: Effluent Rated capacities are shown for treatment of Two rated capacities are shown for each unit: black water only from persons working and living aboard. If persons work, but do not live USCG / IMO Effluent - rated capacities aboard, count each of these as one-half person. for units are certified by U.S. Coast Guard under 33 CFR Part 159 and under Step Two: Service Factor Marpol 73/78 resolution MEPC.2(VI) and are applicable to sewage treatment If other types of sewage are to be treated in addition to black water, add the...

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D-Series sewage treatment-6

Page 6 Technical Drawings The Marine FAST® Model D-4 features bolttogether, modular construction, and comes equipped with a Roots blower, tablet chlorinator and duplex discharge pumps.

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D-Series sewage treatment-8

Page 8 Have It Your Way...FAST ® Marine FAST® D-Series units are ideal on-board sewage treatment systems for commercial vessels and offshore structures. Marine FAST® systems are also available in lightweight modular systems, epoxy coated steel, stainless steel and aluminum tank designs for all crew sizes, from the very smallest to the very largest vessels. For more information, visit www.marinefast.com, e-mail us at [email protected] or call (314) 645-6540 today. From the very smallest to the very largest vessels, FAST® Systems has a sewage system to meet your vessel’s requirements. Exclusive...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.