Bear Lodge Plan of Operations - page 682-683

INLET SCREEN
The raw water inlet screen removes all debris larger than 2mm and is a self cleaning design.
Examples of screenings include fibrous materials such as hair and non-biodegradable materials
such as plastics. Screening the influent stream prior to entering the aeration tank enables the
MBR system to operate more efficiently and ensures longer trouble free operation of membranes
and process equipment.
EQUALIZATION / AERATION TANK
Fine bubble diffusers with variable blower capacity allows the equalization tank to operate as
an aerobic zone achieving the desired dissolved oxygen levels. The aeration is sized to provide a
robust process at a higher biomass concentration. It is inherently stable and resistant to organic
and hydraulic shock loading therefore reducing the footprint size of the plant.
MEMBRANE FILTRATION
The heart of an effective wastewater plant is the membrane bioreactor (MBR). Combining proven
biological treatment processes with hollow fiber membrane technology to treat wastewater, the
MBR offers a superior alternative to other process options. In addition, these membrane systems
can handle large variations in feed solids which would normally lead to an upset condition, thus
proving them as a robust barrier to wastewater solids. The membranes are submerged in partially
treated waste water and treated effluent is drawn through the membrane, ensuring a high standard
of treatment in a small footprint area. The membranes also trap a significant portion of pathogenic
organisms allowing for more efficient disinfection. Daily chemical cleaning of the membranes are
controlled automatically through the PLC.
ULTRA VIOLET DISINFECTION
Ultraviolet (UV) disinfection is effective at inactivating viruses, spores and cysts by destroying
the cell’s ability to reproduce. There is no residual effect that can be harmful to humans
or aquatic life. It is user-friendly to operators and eliminates the need to store and handle
potentially harmful chemicals.
TREATMENT PACKAGE INCLUDES
Fully engineered and approved design
Complete system documentation
Electrical, mechanical and interconnecting piping supply and assembly
Fully automated controls
Alert/alarm indicators with audio and visual indicators
Control panel, PLC and touch screen controls
NEMA 4 electrical equipment with CSA approved installation
PVC process piping
Electrically-fired heating and ventilation system
Safety equipment
Conforms to Canadian building codes
EFFLUENT TREATMENT PARAMETERS
UNMATCHED Effluent Quality
CBOD
5
:
< 10 mg/L
TSS:
< 10 mg/L
Total coliforms:
< 1,000 CFU/100ml
Fecal coliforms:
< 200 CFU/100ml
Additional treatment options are available, including nutrient removal
and sludge handling
INDUSTRY LEADING DESIGNS
|
WORLD CLASS TECHNOLOGY
|
HIGH QUALITY PARTS AND FABRICATION
|
COST CERTAINTY
|
SERVICE SATISFACTION
|
OVER 10 YEARS EXPERIENCE
INDUSTRY LEADING DESIGNS
|
WORLD CLASS TECHNOLOGY
|
HIGH QUALITY PARTS AND FABRICATION
|
COST CERTAINTY
|
SERVICE SATISFACTION
|
OVER 10 YEARS EXPERIENCE
THE TREATMENT PROCESS
STANDARD SIZE BUILDINGS
The Treatment Plant is portable, insulated,
heated, steel constructed and designed for
harsh climates. Pre engineered building
lengths are 50’ and 60’ depending on flow
and optional equipment.
Complete systems can be transported to your
location via ship, truck, plane or train.
STANDARD SIZES & DESIGN FLOWS
38m
3
/ day flow
75m
3
/ day flow
150m
3
/ day flow
300m
3
/ day flow
COMPACT, PRE-ENGINEERED MBR
WASTEWATER TREATMENT PLANTS
C-SERIES
300 m
3
/ day
150 m
3
/ day
75 m
3
/ day
MODULAR
DESIGNS
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