Suspended Air Flotation (SAF®) Systems

Cutting-edge Wastewater Treatment
This advanced system is the result of over 14 years of development and represents a leap forward in flotation separation technology.
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Suspended Air® Flotation (SAF®) systems offer many advantages over the traditional approaches to solids thickening and removal including:

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Less Power Required

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Less Space Required

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Lower Capital & Operating Cost

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Improves Solids Dewatering

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Handles Variable Flow Rates

& tolerates process variability
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Removes More Solids

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Remains efficient at high water temperatures

ClearMixer™

SAF® microbubble froth is injected and stirred into the influent stream prior to entering the flotation cell. Most of the...

Suspended Air Flotation (SAF®) Systems

Suspended Air® Flotation (SAF®) is a cutting edge wastewater treatment process which floats suspended solids without dissolving air. Heron Innovators, Inc. is the only manufacturer of the SAF® (See Wastewater Engineering Treatment and Resource Recovery, Metcalf & Eddy/AECOM, pp. 409-10.). This advanced system is the result of over 20 years experience and represents a leap forward in flotation separation technology.

Heron Innovators’ SAF® Generator and ClearFloater™ Flotation Separator are engineered with features that are solution based, and offered as complete skid-mounted systems, mobile units mounted on trailers, or custom configurations ready for seamless integration. Heron Innovators’ scientific and engineering expertise was fully brought to bear to create not only a turn-key solution but to also provides DAF retrofits, allowing a broader market to benefit from SAF®’s advantages.

SAF® WASTEWATER TREATMENT SYSTEM SPECIFICATIONS

Product Name
Suspended Air® Flotation (SAF®) Systems
Charged Bubble Flotation
System Features
Supplied Complete
Pre-Engineered
Ready for On-Site Assembly
Turnkey systems
Turnkey Skid Mounted System – All supporting equipment mounted / pre-connected / tested as a unit before shipping
Retrofit existing DAF tanks for increased capacity
Lowest horsepower of any flotation technology
Energy conservation
“Green” technology
Simple ON/OFF operation
Fully automated
Options for remote monitoring
Components
Sealed Generator Module
Frothing Agent Metering Pump
Instrumentation and Controls
Recycle Pump
Chain and flight skimmer with timed on/off
Agitated flocculation chamber in flotation tank
Rectangular flotation tank
Polyethylene chain belt solids dewatering
Electrical Control Panel
NEMA 4X
Controls
Displays
Motor Drives
PLC
Options
pH Sensor / Controller
Acid / Base Metering Pumps
Bottom Solids Auger
Mounting
Skid – All equipment mounted / pre-plumbed / pre-wired / tested
Trailer
Separately Placed
Field Assembly
Tank Material
Stainless Steel
Finish
Vendor Supplied
Pump Motor Size
0.25 to 10 hp
Flow Capacity
Up to 8000 gpm
Hydraluic Loading Rate
Up to 18 gpm/ft²
Solids Loading Rate
Up to 30 lb/hr/ft²
Suspended Solids
Up to 20,000 mg/L (2%)
Removal Rates
Greater than 90%
Flotation Surface Area
8 to 432 ft²
Thickness
Minimum 12 gauge
Length
7′-5″ to 58′-6″
Width
4′-6″ to 11′-6″
Height
7′-0″ to 12′-9″
Pipe Size
3 to 18 in
Voltage
220 VAC
480 VAC
Phase
1
3
Current
5 to 50A
Testing
Functional
Leak
Full System Operation – Skid Mounted
Quality
Manuals
Additional Services
Installation & Commissioning Assistance
Periodic Visits
Continuing Maintenance
Typical Lead Time
4 to 5 months
Can be shortened

Additional Information

Industry Focus
Water Treatment (Municipal and Industrial)
Wastewater Treatment (Municipal and Industrial)
Municipal – WAS, enhanced primary clarification, algae removal
Industrial – FOG, TSS, BOD, heavy metals, algae removal
Food, dairy, and beverage
Meat packing
Agricultural
Mining
Petroleum
Textile
Chemical
Algae control
Typical Applications
Food, Dairy, Metal Finishing, and Animal Products Processing Effluent
Vegetable and Edible Oil Wastewater
Steel Manufacturing and Petroleum Production Water
Municipal Wastewater Primary Clarification
Activated Sludge Secondary Clarification
Waste Activated Sludge Thickening
Primary Sludge Thickening
Digested Sludge thickening
Septic Tank Sludge Thickening
Wastewater Effluent Ponds Algae Removal
Oily Wastes
Water Treatment
Printing Plants
Industry Standards
FlocAid A01
NSF60 Certified (Drinking Water Treatment Chemical)
File Formats
AutoCAD
SolidWorks

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