Globally Coordinated Distributed Storm Water Management System€¦ · Population: 100,886...
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Globally Coordinated Distributed Storm Water Management System Luis A. Montestruque, Ph.D., EmNet, LLC Michael D. Lemmon, Ph.D., University of Notre Dame CySWater, 2015
Transcript of Globally Coordinated Distributed Storm Water Management System€¦ · Population: 100,886...
Globally Coordinated Distributed Storm WaterManagement System
Luis A. Montestruque, Ph.D., EmNet, LLC
Michael D. Lemmon, Ph.D., University of Notre Dame
CySWater, 2015
Combined Sewer Overflows
Size of the Problem
� 772 cities
� 46,000,000 people
� 3,300,000,000 m^3/yr
� $100,000,000,000
San Francisco, CA
Seattle, WA
Chicago, IL
New York, NY
South Bend, IN
Population: 100,886Established: 1865Treatment Plants: 1 (260,000 m^3/day)Outfalls: 36CSO Overflow: 7,500,000 m^3/yearAbatement Plan: $700,000,000
South Bend, Indiana
Possible SolutionsPassive Active
Wastewater plant expansion
Separation
Atlanta 27% separation @ $900M
In-Line Storage
Chicago TARP $3.2B
Off-Line Storage
Problem Characteristics
Problem Characteristics� Saint Venant 1-D equation
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acc. conv. pres. grav. fric.
� Highly non-linear dynamics: pumps, overflow structures, runoff
� Non deterministic dynamics:manual operation, precipitation
Problem Characteristics
Problem Characteristics
CSS SCADA Points: 17CSOnet® Points: 110
Real Time Monitoring System: INode
Composite Manhole CoverHS20 rated, corrosion resistant
Embedded AntennaRadiate signal out of manhole cover
Explosion Proof BoxClass 1 Div 1 Safe, corrosion resistant
Chasqui ProcessorMica2-based, rugged IO, 2ppm RTC
4 D-size Lithium Battery1 Yr Life, Temperature Resistant
Max Stream Radio1 Watt, 900MHz SS, 115kbps
Cam Lock Mechanism Prevent cover from popping out
Permanent PowerAlways on
Real Time Monitoring System: GNode
ARM SBC running LinuxHigh level network maint. & comm.
Max Stream RadioCommunicate with sensor network
Cellular ModemWide Area Network
Real Time ClockSynched with NIST clocks
Traffic Light Pole Mounted3 – 6 m above grade
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Name: R.3b.1, Portage and BlaineNode Number: 04643Gradient: 20Sensors: NAPower: N
Name: I.3a.2, TMP 2-1Node Number: 42041Gradient: 20Sensors: 1 pressurePower: N
Name: R.3a.1, Kinyonand ShermanNode Number: 19013Gradient: 10Sensors: NAPower: N
Name: I.3b.2, TMP 4-1Node Number: 33983Gradient: 30Sensors: 1 pressurePower: N
Name: G.3a.1, CSO 3Node Number: 19892Gradient: 0Sensors: 1 existing, A/V meterPower: Y
Name: I.3b.1, for CSO 4Node Number: 19067Gradient: 20Sensors: 1 pressurePower: N
Name: I.3a.1, for CSO 2Node Number: 03516Gradient: 30Sensors: 1 pressurePower: N
Name: G.3a.2, CSO 2Node Number: 32309Gradient: 20Sensors: 1 pressurePower: N
Name: G.3b.1, CSO 4Node Number: 30514Gradient: 10Sensors:1 pressurePower: N
Real Time Monitoring System
Real Time Monitoring System� 800 km of sewers
� 50 km2 of CSO area
� 111 sensors
� Monitor: � 36 outfalls,
� 27 interceptor sites
� 42 trunkline sites
� 5 basins
Visualize
Watchdog
Distributed Control
CSO Structure
St. Joseph River
WWTPInterceptorTrunkline
Dry Weather
50%cap.
Wet Weather: On SetDowntown
60%cap.
Suburbs
Wet Weather: Mid Storm
100%cap.
DowntownSuburbs
Wet Weather: End of StormDowntown
80%cap.
Suburbs
Consumer Supplier Algorithm� Agent-Based control
� Network nodes trade capacity
� Downstream nodes are suppliers
� Upstream nodes are consumers
� Consensus problem
capacity
cost
gallons
cost
Local Optimization
Minimize cost
Compete for WWTP
• Default is closed• Likelihood of overflow• Interceptor Capacity
• Downstream• At “time of impact”
• Calc. Additional Flow• Compete for Int. Capacity• Open Valve
Distributed Control
Control Valves
Interceptor
Existing Throttle
Trunk Line
Diversion Structure
Overflow Line
New Throttle
GnodeControlled
Valve
Results
� ~70% CSO reduction
� ~25% due to CSOnet
� Cost Reduction: $150M
Future WorkUrban Water Cycle Management
� Drinking Water• Energy• Security• Leak Detection
� Stormwater• Flood Protection• Harvesting
� Receiving Water• Nutrient Loading due to agricultural ops.• Climate Change
� Green Infrastructure• Maintenance through crowd sourcing• Sensor fusion
Other Research Initiatives
� Drinking Water Management
� Real Time Drainage Tile Management
� BTEX monitoring of ground water
� River Water Quality Monitoring
Impact
100% DWO Reduction from 2008-2011
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Combined Sewer Overflows
