Final Programme 2018-07-04T11:54:10+00:00

Final Programme

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Timetable:
Registration 08:30 am – 09:15 am
Morning Sessions 09:15 am – Noon
Lunch Noon – 01:00 pm
Afternoon Sessions 01:00 pm – 03:00 pm
Morning Session: 9:15 am – Noon
Opening Remarks: Welcome, Panel introduction:
Co-Chairs: Mbali Matiwane, Ken Brothers
Panel: Tim Waldron, David Pearson
9:15-9:30 am
Session 1: Understanding Leakage, Losses & Barriers to Success: Ken Brothers 9:30-10:00 am
  • Understanding leakage, breaks, losses, flow rates, backlog of leaks
  • Leakage run time: volume lost
  • Technical, operational and utility management barriers to success

View: Video Presentation

Session 2: Standard Water Balance and 4 Loss Reduction Strategies: David Pearson 10:00-0:30am
  • Standard Water Balance Overview: Components, real, apparent losses, terminology
  • The 4 Strategies for water loss reduction: How much is lost, where is it lost, why is it lost, select the best loss reduction strategy
  • KPIs: ILI, l/c/d

View: Video Presentation

Session 3: Water Metering & Apparent losses: Tim Waldron 10:30-11:00am
  • Metering, Revenue Water
  • Apparent Losses: Billing errors: data transfer, reading, bypass/theft
  • Meters, features, Smart meters

View: Video Presentation

Session 4: Speed & Quality of Repairs: Ken Brothers 11:00-11:30pm
  • Responsiveness to leak repair
  • Effects of leakage run time with repairs & management processes
  • Quality of repairs: Materials and workmanship

View: Video Presentation

Panel Q/A: Mbali Matiwane Co- Chair & Panel 11:30-Noon
Lunch Break
Noon-1:00pm
Afternoon Session: 1:00 pm – 3:00 pm
Session 5: District Metered Areas: Tim Waldron 1:00 – 1:30 pm
  • Why DMAs?
  • Quantifying losses Minimum night flows
  • Design/size options
  • Step testing
  • Setting targets for active leak response

View: Video Presentation

Session 6: Pressure Control: David Pearson 1:30 – 2:00 pm
  • Pressure leakage relationship
  • Pressure fluctuations, stability, reduction
  • Benefits of pressure reduction
  • Pressure management areas
  • Predicting and achieving lower losses and break rates

View: Video Presentation

Session 7: Leak Detection: Ken Brothers 2:00 – 2:30 pm
  • Active vs. passive leak detection
  • Sound transmission and pipe materials
  • Equipment, tools and techniques
  • Training, teams and response

View: Video Presentation

Audience & Panel Q/A: Mbali Matiwane, Co- Chair 2:30 – 3:00 pm
Wrap Up
Hall A Hall B Hall C
08:30-10:00 Opening Ceremony
View: Video Presentation
08:30-08:45 Performance
08:45-08:50 Opening of Session
Caryn Seago
08:50-09:05 Official Opening of Conference
Department of Water and Sanitation
09:05-09:20 Welcome to Cape Town
City of Cape Town
09:20-10:00 Water Conservation/Water Demand Management in South Africa: 20 Years On
Ronnie Mckenzie
View: Video Presentation
10:00-10:30 Coffee Break
10:30-12:00 Plenary Session
Chair: Ronnie Mckenzie
10:30-10:50 Developing a Water Saving Device: Lessons Learned
Motebele Moshodi
View: Presentation
10:50-11:10 A New Normal: Building resilience through improving efficiencies
Dhesigen Naidoo
View: Presentation
11:10-11:30 Challenges Faced by South African Municipalities: Where Theory and Practice meet
Mbali Matiwane
View: Presentation
11:30-11:50 A Ten Point Plan for Managing Crisis Situations Where The Total Water Supply Is At Risk
Tim Waldron
View: Presentation
12:00-13:30 Lunch
13:30-15:00 Different ideas – a controversial session!
Chair: Tim Waldron
Theory – Important to know
Chair: Dave Pearson
Focus on South Africa (1)
Chair: Thabo Masike
13:30-13:50 Simulator for NRW and real loss estimation in water distribution systems for developing countries

Parag Gurav, India

View:Final Paper | Presentation

FAVAD, N1 and NDF calculations for practitioners are now better, simpler and more versatile

Mark Shepherd, South Africa

View: Presentation

Recover and Protect More Revenue, Think Beyond the Leaks

Travis Smith, South Africa

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13:50-14:10 A Workable, Lasting Solution to reduce Water Losses through Leaking Water Pipes

Hyunseok Cho, Belgium

View: Presentation

Development of a two-tier prioritisation algorithm for water reticulation pipe replacement

Andre van Zyl, South Africa

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Managing Large Consumer Leakage in a Time of Drought

Brad Astrup, South Africa

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14:10-14:30 Comparative Analysis of Non-Revenue Water Assessment Methods in Three Cases in Developing Countries

Taha Al-Washali, Yemen

Leakage characterization of pipes in water distribution systems

Rene Nsanzubuhoro, South Africa

View: Presentation

A Continual Integrated Quality Improvement Model for standardised Policies and Procedures in local government in South Africa

Nokhanyo Madliwa, South Africa

View: Presentation

14:30-14:50 Inequitable Water Supply in Developing Countries : Factors and Feasible Solutions

Roshni Gopal, India

View:Final Paper | Presentation

The Effect of the Pipe Material on the Behaviour of Water Leakage through Longitudinal Cracks under Pressure.

Didier Ilunga, South Africa

View:Final Paper

Development of the No Drop incentive-based regulation programme to improve non-revenue water and efficiencies in South Africa

Moloko Raletjena, South Africa

View: Presentation

14:50-15:00 Q&A Q&A Q&A
15:00-15:30 Coffee Break
15:30-17:00 Pressure Management (1)
Chair: Ignacio Peña
Case Studies from around the World (1)
Chair: Roland Liemberger
Workshop on the No Drop Programme:
Chair: Willem Wegelin
15:30-15:50 First Tool in Reducing NRW is Pressure Management. First Tool in Pressure Management is PRV Optimization & Maintenance

Charl Myburgh, South Africa

View: Presentation

Learning and Innovation from New Zealand

Richard Taylor, New Zealand

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Workshop on the recently developed guideline relating to the No Drop
Programme: DWS and Danish Government
Willem Wegelin, South AfricaView: PresentationThomas Abildgaard Joergensen, DenmarkView: Presentation

Helene Kring Jorgensen, Denmark

View: Presentation

15:50-16:10 Smart pressure optimisation to address major water network challenges

Mark Loveday, United Kingdom

View: Presentation

Reducing Water Loss from Water Distribution Systems: China’s Challenges and Endeavours

Qiang Xu, China

View: Presentation

16:10-16:30 Monitoring the trends in water reticulation pressure and its effects on Non-Revenue water

Stacy Mbeba, Zimbabwe

View: Presentation

Using logging results to resolve operational problems in a municipal water network to reduce water loss

Boeta Swart, South Africa

View: Presentation

16:30-16:50 Pressure Reduction – A Study Case

Francisco Paracampos, Brazil

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Water losses evaluation for real time monitoring of water supply network

Osama Al Gahtani, Saudi Arabia

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16:50-17:00 Q&A Q&A
Hall A Hall B Hall C
08:30-10:00 A truly global look at Non-Revenue Water
Chair: Malcolm Farley
The Cape Town Water Crisis
Chair: Ronnie Mckenzie
Metering (1)
Chair: Stuart Hamilton
08:30-08:50 World’s Largest Level 1 Validated Water Audit Data Set compels US utilities and regulators to mandate Best Practices – A state to state Domino Effect

Will Jernigan, United States

View: Presentation

The IWA’s Water Loss Specialist Group brings together officials from the City of Cape Town and specialists from around the world to discuss the present water crisis and experience from elswhere. A high calibre panel made up Fransisco Paracampos (Brazil), Bambos Charalambous (Cyprus), Tim Waldron (Australia) and Peter Flower (Cape Town) will discuss solutions to prepare for future droughts.

Peter Flower, South Africa

View: PresentationVideo Presentation

Frasisco Paracampos, Brazil

View: Presentation | Video Presentation

Bambos Charalambous, Cyprus

View: Presentation | Video Presentation

Tim Waldron, Australia

View: Presentation | Video Presentation

Lessons Learnt From Two Decades of Meter Verification In Severn Trent Water

Mikal Willmott, United Kingdom

View: Presentation

08:50-09:10 South East Europe – a success story in regional acceptance of modern water loss management

Jurica Kovac, Croatia

View: Presentation

Assessment of apparent water losses due to metering errors using analternative, validated methodology

Mthokozisi Ncube, South Africa

View:Final Paper | Presentation

09:10-09:30 Implementation and recent development of holistic non-revenue water programs in China

Shuming Liu, China

View: Presentation

Effectiveness of data science technology in reducing apparent loss caused by meter under-registration

Janani Mohanakrishnan, United State

View: Presentation

09:30-09:50 Quantifying the Global Non-Revenue Water Problem

Roland Liemberger, Austria

View: Presentation

Quality control experiences of new residential water meters

Francisco Arregui, Spain

View: Presentation

09:50-10:00 Q&A Q&A
10:00-10:30 Coffee Break
10:30-12:00 Performance based NRW reduction
Chair: Roland Liemberger
Focus on South Africa (1)
Chair: Nanga Mathabela
Is this the future?
Chair: Will Jernigan
10:30-10:50 Performance Based Contracts for NRW Reduction Project – An overview of The World Bank current initiatives in Africa

Ignacio Peña, Argentina

View: Presentation

Use of a Non-Revenue Water Pre-Feasibility Assessment Tool to Mobilise Support and Guide Decision-Making

Philip de Souza, South Africa

View: Presentation

Going Beyond ELL in Strategic Infrastructure Asset Management

Ross Fisher, United Kingdom

View: Presentation

10:50-11:10 A Comparison of Turnkey and Co-Management Performance-Based Non-Revenue Water Reduction Contracts

Paul Fanner, United Kingdom

View: Presentation

A Holistic Approach in the Analysis of and Turn-Around Strategies for
Municipal Water Supply Systems – The Perspectives of a FinancierKonstant Bruinette, South Africa

View:Final Paper | Presentation

The Future of Utility Companies

Phil Stone, United Kingdom

View:Final Paper | Presentation

11:10-11:30 Performance Contract for Non-Revenue Water Reduction – Case Study Bahrain

Joe Dalton, Bahrain

View:Final Paper | Presentation

Launching a Holistic WCWDM Programme

Derek Hazelton, South Africa

View:Final Paper | Presentation

The Future of Hydraulic Control in Water-Systems

Assaf Heimann, Israel

View:Final Paper | Presentation

11:30-11:50 Implications of the Costs of Leak Repair for Performance Contracts in Intermittent Water Systems

David Taylor, United States

Going Digital – Implementing a People, Process and Technology Strategy in Water Management

Eckart Zollner, South Africa

View: Presentation

From ‘economic levels of leakage’ to ‘making leakage reduction economic’: a quiet revolution

Andy Blackhall, United Kingdom

View: Presentation

11:50-12:00 Q&A Q&A Q&A
12:00-13:30 Lunch
13:30-15:00 Performance Based NRW Reduction
Chair: Gerard Soppe, World Bank
Benchmarking and Water Audits
Chair: Ken Brothers
Metering (2)
Chair: Francisco Arregui
13:30-13:50 Several speakers from the World Bank will introduce the initiative on performance based NRW reduction contracting and the present approach and structure of PBCs that the World Bank is developing. A high calibre panel will discuss the approach from their perspective interest and there will be room for debate with the audience.

View: Presentation

Using the AWWA Free Water Audit Software to Compile the Standard Water Audit for Waterbedrijf Groningen, the Netherlands

Cor Merks, Netherlands

View: Presentation

The use of Automatic Meter Readers (AMRs) to better understand water use on residential properties, Gauteng, South Africa

Samanta Stelli, South Africa

View: Presentation

13:50-14:10 Ratio of Real to Apparent Losses in Brazil

Ítalo Lima, Brazil

View:Final Paper | Presentation

The Value of Metering

Mark Shamley, South Africa

View: Presentation

14:10-14:30 Empirical Analysis of Non-Revenue Water in the Latin America / Caribbean Region

Alan Wyatt, United States

View: Presentation

Establishing Meter under Registration on domestic premises with Roof Tanks

David Pearson, United Kingdom

View:Final Paper | Presentation

14:30-14:50 Benchmarking of water losses, non-revenue water and efficiencies in South Africa over the past decade

Allestair Wensley, South Africa

View: Presentation

Can Smart Meters increase billed consumption: Lessons from meter audits and replacements in South Africa

Pieter Crous, South Africa

View:Final Paper | Presentation

14:50-15:00 Q&A Q&A
15:00-15:30 Coffee Break
15:30-16:40 The importance of geospacial information
Chair: Paul Fanner
Pressure Management (2)
Chair: Richard Taylor
Hydraulic Modelling and DMAs
Chair: Caryn Seago
15:30-15:50 Five ways to use geographical information

Edwin Nyirenda, Zambia

View: Presentation

Optimised water distribution, reduce leakage loss and energy cost

Katrina Zlobich, South Africa

View: Presentation

Distribution Pressure Management based on Hydraulic Model for Intermittent Supply

Shinsuke Takahashi, Japan

View:Final Paper | Presentation

15:50-16:10 Using spatially located municipal billing data to determine apparent losses in South African municipalities

Pieter Wessels, South Africa

View: Presentation

Pressure Management – Not Your Father’s Approach

Carl Yates, Canada

View: Presentation

The Importance of District Metered Areas in Water Loss Reduction – Case Study of Blantyre Water Board of Malawi

Verson Kafodya, Malawi

View:Final Paper | Presentation

16:10-16:30 The benefits of the House to House Survey for NRW reduction in Beira,Mozambique

Reinder Van den Brink-Bil, Mozambique

View: Presentation

The impact of pressure adjustment on consumer water demand

Niel Meyer, South Africa

View: Presentation

Methods to correct the power equation for realistic leakage modelling

Asaph Kabaasha, South Africa

View: Presentation

16:30-16:40 Q&A Q&A Q&A
17:00-18:00 Open Meeting of IWA Waterloss Specialist Group: Activities, Initiative, Discussions
Hall A Hall B Hall C
08:30-10:00 Latest Technologies (1)
Chair: Mbali Matiwane
Top speakers from around the world
Chair: Tim Waldron
Very different NRW issues!
Chair: Moloko Raletjena
08:30-08:50 Latest technologies or is there an elephant in the room

Stuart Hamilton, United Kingdom

Ten Reasons to avoid Intermittent Water Supply

Bambos Charalambous, Cyprus

View: Presentation

Non-Revenue Water in Zimbabwe. Overview of the Challenges and Opportunities for Reduction of Non-Revenue Water.

Anesu Takaendesa, Zimbabwe

View: Presentation

08:50-09:10 The Case Study in Leak Detection by Using Satellite-based Technology: Metropolitan Waterworks Authority (Thailand)

Boonlue Singbubpha, Thailand

View: Presentation

The on-going challenge of maintaining low levels of Non-Revenue Water in distribution networks

Andrew Donnelly, Portugal

View: Presentation

How can utilities successfully implement a non revenue water reduction to serve low-income urban areas?

Rosemary Campbell, United Kingdom

View: Presentation

09:10-09:30 Smart Water Networks – A holistic approach to managing assets, NRW, operations and service

Andy Smith, United Kingdom

View: Presentation

Operational and Structural Alignments to Achieve Sustained Success in a Water Loss Reduction Program

Ken Brothers, Canada

View:Final Paper | Presentation

Development of a leakage control system at the water supply network of the city of Patras

Irene Karathanasi, Greece

View:Final Paper | Presentation

09:30-09:50 Development of Smart Water Network in Hong Kong

Tony Lau, Hong Kong

View: Presentation

Front Line Coaching, a personalised approach for repair operatives

Jo Parker, United Kingdom

View: Presentation

Governance bottlenecks for reducing NRW (oh and opportunities!)

Nick Tandi, South Africa

View: Presentation

09:50-10:00 Q&A Q&A Q&A
10:00-10:30 Coffee Break
10:30-12:00 Latest Technologies (2)
Chair: Bambos Charalambous
Focus on South Africa (2)
Chair: Niel Meyer
Case Studies from around the World (2)
Chair: Jurica Kovac
10:30-10:50 Machine learning for the deconvolution of factors affecting real losses

Carmen Snowdon, United Kingdom

View: Presentation

Implementation, monitoring and evaluation of water conservation and demand management in Kwazulu-Natal

Ntuthuko Ngcamu, South Africa

View: Presentation

Implementation of a program to combat water losses in Luanda – Angola

Ricardo Guimarães, Angola

View: Presentation

10:50-11:10 Acoustic Monitoring Minimises Water Loss and Risks of Pipeline Failures

Mark Nicol, Singapore

View: Presentation

Development of a municipal operational guideline to assist with the preparation of a WCWDM strategic plan

Willem Wegelin, South Africa

View: Presentation

Active Leakage Control and New Leak Detection Technologies Application in China

Jin Junwei, China

11:10-11:30 Leaks can be detected from space

Jonathan Jacobi, Israel

View: Presentation

The Critical Role of Water Demand Management in Water Resources Planning and Management in South Africa

Caryn Seago, South Africa

View: Presentation

How to know how efficient is our water distribution network? A case study from Bahrain

Hana Al Maskati, Bahrain

View:Final Paper | Presentation

11:30-11:50 A cost effective solution for the permanent monitoring of water pipelines

Steve Gilham, United Kingdom

View: Presentation

Water Loss Management in the mining industry

Andre Laubscher, South Africa

View: Presentation

Active Leakage Control Applying in Liantang Utility

Yu Chen Lu, China

View: Presentation

11:50-12:00 Q&A Q&A Q&A
12:00-13:30 Lunch
13:30-15:00 Latest Technologies (3)
Chair: Carl Yates
Focus on South Africa (3)
Chair: Brad Astrup
Transmission Mains
Chair: Francisco Paracampos
13:30-13:50 Experiences with Virtual DMAs and Smart Leak Detection

Raúl Navas, Spain

View: Presentation

Using near-live telemetry data in managing the allocation of water resources during drought conditions – Western Cape Case Study

Alexander Sinske, South Africa

View: Presentation

Water Loss Assessment on Transmission Mains

Joerg Koelbl, Austria

View:Final Paper | Presentation

13:50-14:10 Application of machine learning models to predict the area of leak from accelerometer measurements

Joseph Butterfield, United Kingdom

View: Presentation

Non-revenue Water and Water Loss Management: A Critical Review

Samuel Molekoa, South Africa

View: Presentation

The application of inline leak detection technology in large diameter pipelines: statistics and cases studies

Pedro Pina, Portugal

View: Presentation

14:10-14:30 FlowSure Leakage Detection System Trial at Portsmouth Water

Alan Cunningham, United Kingdom

View:Final Paper | Presentation

Sasol Partnerships Drive Water Loss Reduction at Metsimaholo Local Municipality

Rivash Panday, South Africa

View: Presentation

Global overview of condition assessment technologies and expert reviews from water utility asset managers

Erik Driessen, Netherlands

View: Presentation

14:30-14:50 Technology out of this world: Preventing infrastructure failure and water loss with geospatial data

Dave Johnson, South Africa

View: Presentation

Water Savings in Schools in South Africa

David Dalling, South Africa

View: Presentation

Pipeline leak detection using fibre optic sensors

Sebastian Jahnke, South Africa

View: Presentation

14:50-15:00 Q&A Q&A Q&A
15:00-15:30 Coffee Break
15:30-16:30 Closing Ceremony
Chair: Ronnie McKenzie
15:30-16:30 Closing