Download - REAL-TIME NETWORK MONITORING TO REDUCE
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REAL-TIME NETWORK MONITORING TO REDUCEFLOODING-OTHER-CAUSES EVENTSDr Peter Skipworth
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• Flooding Other Causes (FOC) events
an industry challenge
• Real-time monitoring in sewers to reduce FOC events
the JITOM approach
• JITOM explained
• Where are we with JITOM?
PRESENTATION
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Flooding Other Causes (FOC) events
AN INDUSTRY CHALLENGE
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• Cause
Blockages
silt, sewer solids, debris, FOG
Collapses
full or partial
Equipment failure
e.g. non-return (flap) valves, pumping
stations, penstocks, screens
• Effect
FOC and pollution incidents: internal, external
Fixed point source pollution
SEWER FAILURE: CAUSE AND EFFECT
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• Latest June returns show ~4000
internal sewer flooding incidents p.a.
• Further reductions are potentially
very expensive
e.g. OFWAT assumed £1.1bn to
reduce sewer flooding registers
by at least 1,300 from 2012-14
INTERNAL FLOODING: AN INDUSTRY CHALLENGE
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• Technological approach now seen as key:
“The use of monitoring technology and
associated data analytics is implicit in
meeting our objectives”, Thames Water
Severn Trent “is intensely looking at
monitoring technologies for wide-scale
application”
• UKWRIP Htech0 Report
$20-35 billion – the potential worldwide
market over the next 6 yrs for smart flood
protection combined with SUDS for road
and surface drainage
INTERNAL FLOODING: AN INDUSTRY CHALLENGE
* UK Water Research and Innovation Partnershipwww.ukwrip.org.uk
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Real-time Monitoring in Sewers to Reduce FOC Events
The JITOM Approach
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OperationalMaintenance
Incident Response
THE TRADITIONAL APPROACH TO MANAGING THE RISKOF ‘OTHER CAUSES’ FLOODING AND POLLUTION
Proactive Reactive
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How can we reduce FOCevents?
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OperationalMaintenance
THE JITOM APPROACH TO MANAGING THE RISK OF‘OTHER CAUSES’ FLOODING AND POLLUTION
Proactive Reactive
Incident Response
Real-timeMonitoring and
Response
A system to detectnetwork hydraulicanomalies beforethey cause FOC
failures
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JUST IN TIME OPERATIONAL MANAGEMENT (JITOM)
Historical
Probability Risk
Consequence
Monitorlocation
Low costmonitors Monitor
interpretation
Just in timeresponse
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JITOM Explained
Just In Time Operational Management
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Monitorlocation
Low costmonitors Monitor
interpretation
Just in timeresponse
Real-time detection
Historical
Probability Risk
Consequence
Just in timeresponse
Identify optimum areas for JITOM = HOTSPOTS
JUST IN TIME OPERATIONAL MANAGEMENT (JITOM)
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RiskProbability
Historical
Blockage and collapsemodel
Consequence
1 . I m p a c t d u e S u r c h a r g e1 . I m p a c t d u e S u r c h a r g e
C e n t r e o f O v e r l a n dF l o w P a t h
D e p t h o f F l o w
C h a n n e l s i d es l o p e
2 . I m p a c t d u e t o O v e r l a n d F l o w
C e n t r e o f O v e r l a n dF l o w P a t h
D e p t h o f F l o w
C h a n n e l s i d es l o p e
C e n t r e o f O v e r l a n dF l o w P a t h
D e p t h o f F l o w
C h a n n e l s i d es l o p e
2 . I m p a c t d u e t o O v e r l a n d F l o w
JUST IN TIME OPERATIONAL MANAGEMENT (JITOM)
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Historical
Probability Risk
ConsequenceMonitor
interpretation
Just in timeresponse
Identify optimum areas forJITOM
Real-time detection
JUST IN TIME OPERATIONAL MANAGEMENT (JITOM)
Monitorlocation
Low costmonitors
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A system to detect network hydraulic anomaliesbefore they cause FOC failures
REAL TIME DETECTION
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5003 6000 6001
6002 6005
5104
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5003 6000 6002 6005
Hydraulic Event6002 6005
5003 6000 6001
5104
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5003 6000 6002 6005
Blockage Formation6002 6005
5003 6000 6001
5104
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5003 6000 6002 6005
Blockage6002 6005
5003 6000 6001
5104
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• low power
• low maintenance
• low cost
• always on
• web-access to data /
data interpretation
• alarming via ubiquitous
media: email and SMS
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60006001
7100
6005
51055104
6002
5003
5000
Builds on existing ornew hydraulic models.-1 month rainfall eventwith and withoutblockage.
Monitorinterpretation
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JITOM
Just In Time Operational Management
Where are we?
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• Theoretical testing complete
• Concept proven
• Potential equipment In use in other countries
ATEX certified
Price point being challenged
Working on R&D with suppliers on further development inc. new sensors.
• Software platform in place
• Scoped a pilot with Water Companies, discussing with others
WHERE ARE WE NOW?