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Smart Sensors for Smart Water GridsWater Networks Management Optimization. Energy Efficiency, WaterDay Greece, 2014
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image from www.polyconseil.fr
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
For internal use only / © Siemens AG 2009. All Rights Reserved.Industry Sector
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