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Smart Sensors for Smart Water GridsWater Networks Management Optimization. Energy Efficiency, WaterDay Greece, 2014

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What is a Smart City ?

Using a Strategic approach integrating technology to secure

sustainable and efficient supply, citizen well-beinghigh economic efficiency

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Smart WaterPrioritiesReliable water supply High water quality Sustainable developmentCost efficiency

Smart Water Management

…smart approach

Water Resourse

Water network

Water loss

Water Billing

Energy Efficiency

Smart Water Grid

and Smart Sensors

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Smart GridDevelopment of Power Grid

Decentralized supplyWide Area MonitoringConsumers participation

From Power to multi-utility Electricity

powerinformation

water

Water

Irrigation

Gas, chilled water,

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Grid components

Water

waterplant

watertransmission

waterdistribution

smartmetering

waterbilling

water lossmanagement

leakagemonitoring

reduce energy demand

reduce chemical usage

quality improvement

demandsupplybalancing

storageCO2 reduction

security

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Water Meters in the Water Grid

Billing metersCommersial Residential Irrigation

LeakageMonitoring meters

Main Water supply meters

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Residential

Commercial & Industrial Bulk water

SmartMechanical MetersVolumetricMoving part Woltmann

Static MetersElectromagneticUltrasonic

No Moving partNo pressure drop Intelligent outputs

Smart water meter definition:Solid State Technology

Long term high accuracyLarge flow turndown Low cost of ownership

AMI readyIntegrated communication

Application intelligenceConsumption profileData loggingLeakage alertBilling information

Smart Water MetersSmart

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Smart Water MetersSiemens Answers

Sitrans FM Mag 8000Designed for the water

industry applications:

•Network Managenet

•Leakage monitoring

•Billing

•Irrigation in the near future

70% of all used water is used for agricultor

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Leakage MonitoringMeter RequirementsBattery Operated 6-10 year

Burry – able & IP 68 submersible

Bidirectional measurement: Forward, Reverse, Net

Widest dynamic range

Accuracy at low flow - nightflow detection

Datatransfer : puls; Modbus or GPRS

Siemens Mag 8000 answers …all requirements, and more…

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Siemens answersManufacturing & Calibration•Accredited to ISO 17025

Siemens answersMag 8000 CT•Design & certified for billing• MID 001 approved

High accuracy even at very low flow:

Tourist sesionIrrigation sesionsDay & Night flow

Business (real) case•Woltman meter – DN 50-80 •25-50.000 m3/year•5-10 years old – efficiency loss=3-8%• 1,50 € / m3 (Large users higher)

Utility Loss, year 5: 10 - 30.000 €

How to start ?• Start with the large users

Commersial & Bulk usageIndustriesIrrigation

• 50% of the water uses can be measured with very few water meters (typical 3%)

Smart Billing with Smart Meter

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Irrigation Application

Flow Monitoring & Billing• Magnetic

• Very Accurate• Obstruction Free• No Moving Parts• Virtually No Maintenance• Lowest Installed Cost

• Sitrans FM 8000• Battery Powered• Data logger• Modbus communication • GPRS Data transfer

Fertilization

Re-charge of the irrigation system

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AMI integration

Water Asset ManagementNetwork ManagementLeakage Monitoring ServicesBilling Services

AMI – Advanced Metering Infrastructure

http://www.automation.siemens.com/mcms/human-machine-interface/en/visualization-software/scada/wincc-addons/acron7-for-wincc/pages/default.aspx

Siemens answersMag 8000 CT•Data logging + GSM/GPRS•AMI ready•Connection to exsisting

AMR system / SCADA Puls outputModbus

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Cost efficient Flowmeter Solution : Clamp-On Ultrasonic Flow

Large Pipe LinesMain water supply lines

• Cost savings

• Retrofits no need to stop for the water supply

• No moving parts – high accuracy and repeatability

Check measurementTemporary flow measurements

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Flowcontrol with Frequency converters and flowmeters

save up to 50 % energy

Mechanical Flow control with throttle valve

Energy Consumption

Flowrate %

P

V

M

Minimize the pressure to lower the leakage & reduce the risk for increased leakage

Before

Energy Saving

Frequency converter controlled pump with flowmeter input

Necessary flow rate and pressure to cover the demand

M

P

~~

F

PLC

Siemens answer

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In a nutshell …Siemens Smart Water Meter for Smart Water Management

Partnering with Siemens for your Smart Water development

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Thank you for your attention!Water Networks Management Optimization. Energy Efficiency, WaterDay Greece, 2014