WIMES 8.06Pump Centre (Part of ESR Technology)Page 1

APPENDIX C1 - DATA SHEETS

DISSOLVED AIR FLOTATION PLANT

PROJECT TITLE (P) / DOCUMENT REFERENCE (P)
PROJECT REFERENCE NUMBER (P) / REVISION (P)
PROJECT LOCATION (P) / DATE (P)
DAFP SUPPLIER (P/S) / REFERENCE DRAWINGS (P)
(included/not included)

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* - Indicates Purchaser’s default requirement

2.0 GENERAL

2.1 General

5 / DAFP Application (P)

3.0 OPERATING ENVIRONMENT AND SITE DETAILS

1 / Operating Environment (P)
Location ()
Inland
Coastal
Inside
Outside
Other (specify)
Hazardous Area Classification ()
None
Zone 1
Zone 2
EMC Environment ()
Light industrial
Industrial
2 / Ambient Air Temp/RH
(-10°C-40°C/<100%*)(P)
3 / Special Environmental Hazards (P)
4 / References For Further Information (P)

4.0 HYDRAULICS, PROCESS FLUID PROPERTIES AND USTREAM PROCESSES

4.1 Hydraulics (i.e. Flows and Head Loss)

1 / Process Fluid Flow Rates (l/s) (P)
Minimum
Average
Maximum
2 / Expected Head Loss Across the DAFP at Maximum Flow (m) (S)

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4.2 Process Fluid Properties

Determinand
Temperature (°C)
TSS (mg/l @ 105°C)
TDS (mg/l)
FOG (mg/l)
pH
Alkalinity (mg/l CaCO3)
Hardness (mg/l CaCO3)
Chloride (mg/l Cl-)
Fe (mg/l)
Al (mg/l)
Mn (mg/l)
Colour (True/Filtered) (°H)
Turbidity (FTU)
Conductivity (S/cm)

TSS – total suspended solids, TDS – total dissolved solids, FOG – Fats, oils and greases; Specify column headings as appropriate (e.g. min. mean, max, percentiles etc.)

1 / Source of Process Fluid Property Data (P)
2 / Further Information Required by Supplier to Assist in the Design of the DAFP (S)

4.3 Upstream Processes

1 / Details of Any Upstream Processes Relevant to the Design of the DAFP (P)

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5.0 PERFORMANCE SPECIFICATION

5.1 General

1 / Asset Life (years) (P)

5.2 Process Performance

1 / Required Clarified Process Fluid Properties (P)
Turbidity (FTU)
Colour (True/Filtered) (°H)
Residual coagulant content (mg/l)
pH
Dissolved organic carbon (DOC)
2 / Required Sludge Properties (P)
% DS
3 / Design Surface Loading Rates (SLR) (m/hr) (S)
Minimum
Maximum
3 / SLR Based on Output or Throughput (S)

5.3 Noise

1 / Maximum Allowable Noise Level from Pumps, Compressorsetc. (80 dB (A)*) (P)

5.4 Life Cycle Costs

5.4.1 Power Consumption

1 / Power Consumption (kW) (S)
2 / Peak Electrical Demand (kA) (P/S)
Maximum allowable (P)
Actual (S)

5.4.2 Consumption of Chemicals

1 / Annual Consumption of Dosing Chemicals (S)
Chemical (State Brand Name) / Kg or l

5.4.3 Service Lives and Costs of Components

1 / Expected Service Lives of DAFP Components (P/S)
Component (specify) / Life (x 103 hrs)
2 / Costs of Components (£)/Time Required to Replace Components (hrs) (S)
Component (specify) / Cost / Time

5.4.5 Availability

1 / Maximum Allowable Reduction in DAFP Capacity During Maintenance (P)

6.0 DESIGN SPECIFICATION

6.1 General

6.1.1 General

2 / Number of Process Streams/Package Plants Required/Provided (P/S)

6.1.2 Weights and Lifting Arrangements

1 / Weights of Major Components (S)
Component (specify) / Weight (kg)
1 / Heaviest maintenance lift (S)
1 / Heaviest erection lift (S)

6.1.11 Lagging and Trace Heating

1 / Frost Protection Afforded Down to: (-10°C*) (P)

6.1.12 O & M Manuals

1 / Requirements (P)

6.1.13 Training (If Required)

1 / Training Required (Y/N) (P)
1 / Reference for Purchaser’s Particular Specification (P)

6.2 DAFPFeed Pump System (If Required)

1 / Required (Y/N) (P)
2 / Feed Pump Configuration (P/S)
3 / Details of Inlet Pipework Connections (P/S)

6.3 Coagulant and pH Adjusting Chemical Dosing Equipment

2 / Coagulant Details (P/S)
2 / pH Adjusting Chemical Details (P/S)

6.4 Rapid Mixing Zone

2 / Design Velocity Gradient (G) Values (s-1) (S)

6.5 Flocculation Zone

6.5.1 General

2 / Type of Flocculation Zone Required/
Provided () (P/S)
Flocculation tank(s)
Serpentine flocculator

6.5.2 DAFP Incorporating Flocculation Tank(s) (If Required/Provided)

1 / Flocculation Tank Details (P/S)
Number of Tanks
Tank Dimensions
(l x w x d) (m)
Tank Volume (m3)
Tank Material/Coating (P/S)
4 / Type of Stirrers/Mixers Required/Provided () (P/S)
Low speed paddle stirrers
High speed propeller mixers

6.5.3 Serpentine Flocculators (If Required/Provided)

1 / Material(s) (S)

6.6 Flotation Zone

2 / Flotation Tank Details (P/S)
Tank Dimensions
(l x w x d) (m)
Tank Volume (m3)
Tank Material/Coating (P/S)

6.7Clarified Process Fluid Recycling Air Saturation System(s)

6.7.1 General

1 / Number of Systems Required/Provided (Y/N) (P/S)

6.7.3 Saturator Vessel

1 / Packing Media Provided (Y/N) (S)
2 / Type of Packing Media Required/Provided (P/S)

6.8 Sludge Removal System

6.8.1 General

1 / Type of Sludge Removal System Required/Provided () (P/S)
Hydraulic
Mechanical

6.8.3 Mechanical De-Sludging System

1 / Type of System Required/Provided () (P/S)
Flight and chain assembly
Roller assembly
3 / Method of Sludge Discharge () (P/S)
Skip
Sludge pump sump
Channel

6.9 DAFP Discharge Pump System (If Required)

1 / Required (Y/N) (P)
2 / Discharge Pump Configuration (P/S)
3 / Details of Outlet Pipework Connections (P/S)

6.10 Control System

3 / Control System to be Configurable to Allow Rotation of Duty (Y/N) (P/S)

7.0 TESTING

7.1 Site Acceptance Testing

1 / Reference for Purchaser’s Particular Specification (P)

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APPENDIX C2 – DRIVE SYSTEM schedule (TO BE COMPLETED BY SUPPLIER)

Driven Equipment
(e.g. stirrer) / Rating
(kW) / FS or VS / Gearbox Details / Method of Power Transmission
(e.g. close coupled, belt, etc.) / Method of Mechanical
Overload Protection
Manufacturer / SF / Output Speed
(rpm)

Key

FS or VS – fixed or variable speed.

SF – Service factor.

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APPENDIX D – SUPPLIER’S SUPPLEMENTARY DATA SHEET INFORMATION

Clause / Supplementary Information

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