Standard Definitions for Water Losses.
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| Place / Publishing House: | London : : IWA Publishing,, 2019. Ã2019. |
| Year of Publication: | 2019 |
| Edition: | 1st ed. |
| Language: | English |
| Online Access: | |
| Physical Description: | 1 online resource (78 pages) |
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Table of Contents:
- Cover
- Contents
- List of Acronyms
- Standard Symbols for Numeric Values
- Standard Abbreviations for Units
- Standard Abbreviations for Pipe Materials
- Water Resources
- Potable Water
- NON-potable Water
- Raw Water
- Yield of Water Resource System
- Deployable Output
- Available Supply
- Outage
- Demand
- Water Resource Zone (WRZ)
- Water Supply Zone (WSZ)
- Supply Reliability
- Headroom
- Water Supply Coverage
- Water Supply Network
- Water Distribution Network
- Network Hierarchy
- Drought
- Drought Restrictions
- Supply
- Rotational Supply
- Rotational Supply Designation
- Supply Time (ST)
- Intermittent Water Supply (IWS)
- Distribution Network Assets
- Aqueduct
- Transmission Main
- Service Reservoir (SR)
- Main
- Edge of Street (EoS)
- Service Pipe
- Service Connection
- Shared Connection
- Short-side Connection
- Long-side Connection
- Private Service Pipe
- Common Private Service Pipe
- Private Service Pipe
- Connection
- Legal Connection
- Illegal Connection
- Connection Density
- Connection Ratio
- Active Property
- Inactive Property
- Property
- Property Density
- Occupancy
- Step Valve
- Circulating Valve
- Boundary Valve
- Meter Box
- Stop Tap Chamber
- External Stop Tap
- Internal Stop Tap
- Stop Tap
- Tapping
- Tapping Point
- Tapping Tee
- Ferrule
- Appurtenances
- Fittings
- Wash Out (WO)
- Fire Hydrant (FH)
- Hydrant
- Air Valve (AV)
- Sluice Valve (SV)
- Butterfly Valve
- Pressure Control Valve
- Altitude Control Valve
- Pressure Sustaining Valve (PSV)
- Pressure Reducing Valve (PRV)
- Pressure Relief Valve
- Flow Metering
- Volumetric Meter
- Positive Displacement Meter
- Turbine Meter
- Electromagnetic Meter (EM)
- Ultrasonic Meter
- Full-bore Meter
- Insertion Meter
- Meter Calibration
- Meter Verification
- Flow
- Flow Meter.
- Flow Logger
- Pulse Unit
- Abstraction Meter
- Production Meter
- Distribution Input Meter
- DMA Meter
- Bulk Meter
- Non-revenue Meter
- Revenue Meter
- Meter Reading Lag
- Automatic Meter Reading (AMR)
- Advanced Metering Infrastructure (AMI)
- Smart Meter
- IWA Standard Water Balance
- System Input Volume
- Authorised Consumption
- Revenue Water
- Billed Authorised Consumption
- Billed Metered Consumption
- Billed Unmetered Consumption
- Unbilled Authorised Consumption
- Unbilled Metered Consumption
- Unbilled Unmetered Consumption
- Non-Revenue Water (NRW)
- Unaccounted for Water (UFW)
- Water Losses
- Non-technical Losses
- Apparent Losses (AL)
- Unauthorised Consumption
- Data Handling and Billing Errors
- Underestimation of Unmeasured Consumption
- Customer Metering Inaccuracies
- Technical Losses
- Real Losses (RL)
- Leakage and Overflows from Utility Storage Tanks
- Leakage on Service Connections up to the Point of Customer Metering
- Leakage on Transmission and&
- sol
- or Distribution Mains
- Point of Supply
- Plumbing Losses
- Consumption
- Per Capita Consumption (PCC)
- Per Household Consumption (PHC)
- Small Area Monitor (SAM)
- Individual Household Monitor (IHM)
- Diurnal Demand Pattern
- Leakage Management
- Leakage Control
- Leakage
- Daily Leakage
- Night Leakage
- Zone
- District Metered Area (DMA)
- Net Flow
- Sub-DMA
- Attributes
- Minimum Night Flow (MNF)
- Minimum Flow (MF)
- Total Integrated Flow Method (TIF Method)
- Minimum Night Flow Method (MNF Method)
- Legitimate Night Consumption (LNC)
- Legitimate Domestic Night Consumption (LDNC)
- Legitimate Non-household Night Consumption (LNHHNC)
- Continuous Logged User (CLU)
- Operability Test
- Top Down Leakage Assessment (TD)
- Bottom Up Leakage Assessment (BU)
- Downstream Leakage
- Upstream Leakage.
- Minimum Achieved Night Flow
- Minimum Achievable Night Flow (Mabl)
- Unavoidable Annual Real Losses (UARL)
- Background Leakage
- Unavoidable Background Leakage (UBL)
- Infrastructure Condition Factor (ICF)
- Burst Frequency
- Mains Burst Frequency
- Service Pipe Burst Frequency
- Service Connection Burst Frequency
- Private Service Pipe Burst Frequency
- Natural Rate of Rise of Leakage (NRR)
- Smart Network
- Leaks
- Circumferential Break
- Longitudinal Break
- Split
- Other Failure Modes
- Leak
- Leak on Main
- Leak on Service Connection
- Leak on Private Service Pipe
- Leak on Appurtenances
- Reported Leak
- Unreported Leak
- Leak Duration
- Awareness Time
- Location Time
- Repair Time
- Leakage Detection
- Active Leakage Control (ALC)
- Leakage Detection Survey
- Regular Sounding
- Passive Leakage Control
- Reactive Survey
- Locate, Localise, Pinpoint
- Area of Interest (AOI)
- Equivalent Service Pipe Burst (ESPB)
- Leakage Detection Techniques
- Leak Noise Correlator (LNC)
- Correlator Survey
- Stop Tap Sounding Survey
- Mains Appurtenances Only Sounding Survey
- Surface Sounding
- Manual Listening Stick
- Electronic Listening Stick
- Ground Microphone
- Pressure Zero Test (PZT)
- Acoustic (Noise) Loggers
- Correlating Acoustic Loggers (CAL)
- Remote Sensing
- Non-Intrusive Leak Detection
- Intrusive Leak Detection
- Ground Penetrating Radar (GPR)
- Gas Injection
- Step Test
- Temporary DMA Rezoning Test
- Leak Repairs
- Repair Clamp
- Piece Through Repair
- Pressure Management (PM)
- Pressure Gauge
- Pressure Logger
- Pressure
- Transients
- Pressure Reduction
- Fixed Outlet Pressure Management
- Time Modulated Pressure Management
- Flow Modulated Pressure Management
- Critical Pressure Control Pressure Management
- Discrete Pressure Area (DPA)
- Pressure Managed Area (PMA).
- Critical Point (CP)
- Average Zone Point (AZP)
- Average Zone Pressure
- Average Zone Night Pressure (AZNP)
- Average Operating Pressure (AOP)
- Hour to Day Factor (HDF)
- Fixed and Variable Area Discharge (FAVAD)
- N1 Factor
- N1 Step Test
- N2 Factor
- N3 Factor
- Mains and Service Pipe Rehabilitation
- Mains Relining
- Open Cut Replacement
- Pipe Bursting
- Slip Lining
- Roll Down
- Die Drawing
- Service Pipe Rehabilitation
- Pipe Condition Surveying
- Pigging Chamber
- Mains Flushing
- Leakage Modelling
- Demand Calibration
- Component Loss Model (CLM)
- Hydraulic Modelling
- Economic Level of Leakage (ELL)
- Apparent Loss Management
- Meter Under-Registration (MUR)
- Economic Level of Apparent Losses (ELAL)
- Performance Indicators (PIs)
- Performance Indicators for Non-Revenue Water
- Performance Indicator for Apparent Losses
- Performance Indicators for Real Losses
- Current Annual Real Losses (CARL)
- Infrastructure Leakage Index (ILI)
- Losses per Connection (when system pressurised)
- Losses per Unit Length of Main (when system pressurised)
- Pressure Management Index (PMI)
- Normalised Mains Burst Frequency
- Normalised Service Pipe Burst Frequency
- Normalised Service Connection Burst Frequency
- Normalised Private Service Pipe Burst Frequency
- Financial
- Marginal Cost of Water (MCW)
- Marginal Value of Water (MVW)
- Marginal Cost of Revenue (MCR)
- Capital Expenditure (CAPEX)
- Operational Expenditure (OPEX)
- Discounted Cash Flow (DCF)
- Information Technology
- Geographical Information System (GIS)
- Work Management System (WMS)
- Leakage Management System (LMS)
- Customer Contact System
- Customer Billing System
- Waste Notice System
- Index.