HYDRO 2018

Session 1 - Dr Akhomdeth Vongsay, Ministry of Energy and Mines, Lao PDR, who spoke about the role of PPPs in hydropower development in his country.

Session 1 - Left, Kevin Candee, Aqua Energie, USA, who discussed hidden risks and value associated with greenfield developments and brownfield acquisitions. Right, Dr Judith Plummer Braeckman, University of Cambridge, UK, who gave a paper in the session on finance, and also chaired the session on contracts and procurement.

Session 1 - Dr Akhomdeth Vongsay, Ministry of Energy and Mines, Lao PDR, who spoke about the role of PPPs in hydropower development in his country.

Session 2 - Laurent Mouvet, Hydro Operation International, Switzerland, chairing one of two sessions on development opportunities.

Session 2 - Left, A. Syamsul, Sarawak Energy Bhd, Malaysia, who gave a talk on the hydro potential on the island of Borneo; and, Wunna Htun, Department of Hydropower at the Ministry of Electricity, Myanmar, who discussed opportunities and challenges of hydro development in his country.

Sesion 2 - H.A. Hawramany, Ministry of Electricity, Kurdistan, Iraq, giving his paper on the development of water storage schemes in Iraq.

Session 3 - Prof. Avellan chairing the Hydro machinery (R&D) session.

Session 3 - During the session on R&D for hydraulic machinery, chairmen Prof F. Avellan, of EPFL-LMH, Switzerland, speaks with his colleague A. Müller, who presented a paper on the use of compact LASER Doppler velocimetry in reduced scale model testing of hydraulic machinery.

Session 3 - During the session on R&D for hydraulic machinery, chairmen Prof F. Avellan, of EPFL-LMH, Switzerland, speaks with his colleague A. Müller, who presented a paper on the use of compact LASER Doppler velocimetry in reduced scale model testing of hydraulic machinery.

Session 4 - Dr Andy Hughes, Dams and Reservoirs, UK, chairing one of the two civil engineering sessions on design and construction.

Session 4 - Aung Lwin, Ministry of Electricity and Energy, Myanmar, describing hydraulic model studies for the Upper Yeywa hydro project in his country.

Session 5 - Dr Judith Plummer Braeckman chairing the Contracts and procurement session.

Session 5 - Aung Lwin, Ministry of Electricity and Energy, Myanmar, describing hydraulic model studies for the Upper Yeywa hydro project in his country.

Session 6 - Hydraulic machinery, chaired by Mr John Gummer.

Session 6 - Chairman John Gummer (shown right), and Dr A. Skerlavaj of Kolektor Turboinstitut, Slovenia, who compared hydraulic losses from bulb, pit and S-type turbines, during the session on hydraulic machinery.

Session 6 - Ross Strickland of Wärtsilä Seals & Bearings responds to a question on his paper concerning oil-to-water lubricated turbine bearing conversions, during the session on hydro machinery.

Session 2b - Development opportunities, chaired by Prof. Leif Lia of NTNU, Norway.

Session 7 Dr Kamal Laksiri, CEB, Sri Lanka, chairing the second civil engineering session on design and construction.

Session 8 - Chris Head, Consultant, UK, giving his introductory talk in the session which he co-chaired, on commercial implications of the changing role of hydropower. There were three talks followed by a panel discussion.

Session 8 - Mike McWilliams, McWilliams Energy, UK, who co-chaired the session with Chris Head. He gave a talk on monetising ancillary services for hydropower.

Session 9 - H. Irfan Aker of Dolsar Engineering, Turkey, who chaired a session on potential, plans and project implementation. There were presentations from Liberia, Ethiopia, Afghanistan, Malaysia and the USA.

Session 9 - F. Lempérière, Hydro Co-op, France, who outlined his concept of ‘twin dams’; he explained that this could double the energy production of rivers.

Session 10 - Prof Anton Schleiss, Hon President of ICOLD, Switzerland, chairing the session on hydrology, climate and flood management.

Session 10 - The panel of speakers in the session on hydrology, climate and flood management, during a presentation by M.I. Aman of Sarawak Energy Bhd, Malaysia; he spoke of the role of hydro in meeting several of the UN sustainable development goals.

Session 11 - Chairman Alex Beckitt of Hydro Tasmania, Australia, gives an introductory talk during the International Energy Agency's session on valuing hydropower and pumped-storage services.

Session 12 - Chairman Luc Deroo, ISL, France (shown left), and speakers, during the session on innovative technology. Topics included remote surveillance systems, high definition imaging of underwater civil structures, acoustic monitoring based on a secure cloud approach, and information gap decision theory to manage uncertainties at hydro plants.

Session 13 - ICOLD President Michael Rogers, of Stantec, USA, chairing the first civil engineering session on safety. Beside him is F. Zöllner of Lahmeyer International, Germany, who described the monitoring system for the embankment dams at Upper Atbara in Sudan; to the right is Irene Fernandes of EDP, Portugal, who spoke of measures to enhance the safety of alluvial foundations at the Crestuma-Lever dam.

Session 14 - A discussion during the session on fish protection, following a talk by P. Kilbel of Fishtek, UK, on best practice design. The session was chaired by Prof Bernhard Pelikan, shown on the right.

Session 15 - Dr Robin Charlwood, USA, making some introductory remarks in the second session on dam safety, which he chaired. There were contributions from Asia, Africa and Europe.

Session 15 - R. Ariho Ayebare of UEGCL, Uganda, who discussed safety design features of the Isimba and Karuma dams in his country, and right, is T. Hartanto of the Ministry of Public Works, Indonesia, who spoke of measures to improve dam safety across his country.

Session 16 - Jean-Michel Devernay, Consultant, France (shown left), chaired a session on transboundary projects. On the right is Chris Head, who gave a talk exploring with the panel the possibility of creating an organisation for hydropower exporting countries.

Session 16 - Two speakers from the World Bank shared experience of transboundary schemes. Daryl Fields spoke about how solutions to transboundary tensions in Central Asia had been tackled by a World Bank team, and in particular the positive results from the creation of an independent panel of experts to enhance transparency and ensure the integration of stakeholder concerns. Luciano Canale discussed the Rusumo scheme on the border of Tanzania and Rwanda. Case studies were also presented from Central and West Africa.

Session 16 - Prof John Reynolds, Reynolds International, UK, puts a question to the panel during the session on transboundary projects.

Session 17 - Prof John Reynolds, Reynolds International, UK, puts a question to the panel during the session on transboundary projects.

Session 18 - Ralf Bucher, of Lahmeyer International, Germany, presents a talk on test results from the joint operation of a 12.5 MW battery and a pumped-storage plant, in the first of two sessions on pumped storage, which focused on technology. The session chairman, Philippe de Felix of Tractebel Engie, France, is shown on the left.

Session 18 - Yao Chenchen of PowerChina Huadong Engineering Corp, presenting his talk on the benefits of pumped storage for China, during the session on the role of pumped storage. The session was chaired by Bruno Trouille of Mott MacDonald, USA, shown on the left.

Session 19 - Dr Malcolm Dunstan, MD&A Associates, UK, and Dr Xu Zeping, IWHR, China, who co-chaired the civil engineering session on materials for dams. There were presentations on RCC dams, geomembrane-faced rockfill dams, asphalt core embankments, saprolite as a foundation material for embankment dams, and the use of dolomite aggregate for dam construction.

Session 20 - A session on multipurpose hydropower focused on the combination of inland navigation and hydro development. The chairman was Alessandro Palmieri, former Lead Dam Specialist at the World Bank, who chairs ICOLD’s Committee on Multipurpose Dams. Beside him is Dr Evgeniy Bellendir of JSC Hydroproject, Russia, who discussed development of the Volga river system, and to the right is Prof Bogdan Popa, Polytechnic University of Bucharest, Romania, who discussed the potential for inland waterway and hydro development in his country.

Session 20 - Egon Failer of Lahmeyer International, Germany, described the new Assiut barrage, a multipurpose scheme on the Nile in Egypt, now nearing completion.

Session 21 - Co-chairs of the session on social aspects, Dr Stephen Sparkes, Statkraft, Norway, and Lori Nielsen, Joint Secretary, IEA Hydro. The session attracted more contributions than usual, with talks on resettlement, corporate social responsibility and capacity building, as well as case studies from Uganda, Ghana, Guinea, Côte d’Ivoire and India.

Session 21 - Maxwell Wumbilla Salifu of the Bui Power Authority, Ghana, who spoke about the resettlement and community support programme at the Bui scheme, during the session on social aspects.

Session 23 - Dr Peter Mason, Stantec, UK, who chaired a session on spillways. He also gave an introductory talk on stilling basin failures, and in the second dam safety session, he presented a paper on dealing with alkali aggregate reaction at a dam in Wales.

Session 23 - Prof Bogdan Popa, Polytechnic University of Bucharest, Romania, who chaired a session on reservoir operation. There were presentations about reservoirs in Sudan, Russia and China.

Session 23 - Vladislav Voytenok of Rakurs Engineering LLC, Russia, giving a talk on the increased performance of the Bratsk and Ust-Ilimsk hydro plants in his country, during the session on reservoir operation.

Session 24 - Daryl Fields, World Bank, Laos, leading a session on E&S insights from the Nam Theun 2 scheme in Laos, after 10 years of operation. There was input from Dr Xaypaseuth Phomsoupha of the Lao Ministry of Energy and Mines, F. Hofman, Director of the Nam Theun 2 Power Company/EDF Hydro, and others who had been involved in the environmental management of the scheme.

Session 24 - Dr Xaypaseuth Phomsoupha, Dept of Energy Business at the Ministry of Energy and Mines, Lao PDR, who gave a talk in the session on Nam Theun 2.

Session 25 - Ole A. Westberg, Consultant, Norway, who chaired a session on powerplant safety; he also gave an introductory presentation, which was followed by talks from Switzerland, Germany, Croatia and Australia.

Session 26 - Andy Zielinski, Ontario Power Generation, Canada, who chaired a session on upgrading and refurbishment of civil works. Topics included the underwater rehabilitation of a buttress dam with a geomembrane, rehabilitation of a CFRD, and the removal of asbestos during the refurbishment of a hydro scheme.

Session 27 - Ewa Malicka, President of the Polish Small Hydropower Association (TRMEW), and Vincent Denis, Mhylab, Switzerland, co-chairing the first of two sessions on small hydro. There were talks from Poland, Austria, South Africa, Kenya, Japan and Malaysia.

Session 27 - Ibrahim A. Masud, from the Shibaura Institute of Technology, Japan, giving his talk on the use of a hydro-kinetic water wheel for small hydro development in rural areas of Nigeria.

Session 28 - Cyril Chatron of GE Renewable Energy, France, describes the design of the downstream gate for the Linth Limmern pumped-storage scheme in Switzerland, during the session on gateworks and penstocks. Seated, on the left, are the session co-chairmen Bryan Leyland, New Zealand, and Paulo Erbisti, Brazil, and speaker Floriana M. Renna of ATB Riva Calzoni, Italy.

Session 28 - Speakers in the session on gates and penstocks.

Session 29 - Prof Leif Lia, NTNU, Norway, chairing the session on capacity building and training.

Session 29 - Joseph Kenfack of the University of Yaounde, Cameroon, presents a paper co-authored by Rana Pratap Singh of UNIDO, on the prospects for small hydropower in Sub-Saharan Africa.

Joseph Kenfack of the University of Yaounde, Cameroon, presents a paper co-authored by Rana Pratap Singh of UNIDO, on the prospects for small hydropower in Sub-Saharan Africa.

Session 31 - Prof David Williams, Learning Hydro, UK, who co-chaired one of the sessions on small hydropower with Gordon Black (also of Learning Hydro). Beside him is M. Moeini of Entura Hydro Tasmania, who gave a paper on the Kota 2 small hydro scheme in Malaysia, co-authored with A.J.S. Seng of Sarawak Energy Bhd.

Session 31 - Gordon Black, Learning Hydro UK, co-chair of the small hydro session. He also co-led, with Prof David Williams, the Small Hydro Training Seminar which preceded the conference.

Session 32 - Dr Robert Boes, of VAW-ETH Zurich, Switzerland, who chaired the session on sedimentation management; he also presented a paper in the session on the design of desanding facilities and bypass tunnels.

Session 32 - Dr Giovanni de Cesare of EPFL-LCH, Switzerland, who discussed the evolution of reservoir flushing and emptying practices in a cascade of large reservoirs, during the session on sedimentation management.

Session 33 - The session for students participating on Multiconsult’s Must Renewable Energy International Hydropower summer programme, a training programme in which students worked on a pre-feasibility study for a hydro scheme in Kenya. V.M. Bjerkeli is giving his talk, and standing behind are students J.G. Gorbitz, S.F. Steinjer and A.F. Østby. The session was chaired by Christian Almestad of Multiconsult.

Session 34 - Niels Nielsen, Joint Secretary of IEA Hydro, who chaired a session on identifying and developing the potential of hidden hydro; he also gave a talk in the session on innovative hidden hydro schemes in Australia.

Session 35 - The panel of speakers for the session on operation and maintenance. The session was co-chaired by F. Coelho da Rocha e Silva of REN, Portugal (shown left), and H. Obermoser, AF-Consult, Switzerland, shown on the right. Between them are Dr J. Necker of Voith Hydro, Germany, A. Willersrud of Hymatek Controls, Norway, and T. Welte of Sintef Energy Research, Norway.

Session 36 - Prof Jean-Jacques Simond, of EPFL, Switzerland, who co-chaired the session on electrical engineering.

Session 36 - Ralf Bucher, Lahmeyer International, Germany, who co-chaired the electrical session, and also presented a paper on smart grid and battery energy storage.

Session 37 - Janez Gale of Litostroj discussing challenges of meeting governor response requirements of hydro generating units within primary grid frequency control.

Closing session - Alessandro Palmieri, who chaired the session on multipurpose hydro, makes some concluding remarks during the closing session.

Closing session - ICOLD President Michael Rogers makes some concluding comments, and encourages delegates to attend AFRICA 2019 in Windhoek, Namibia, next April; the event will be co-hosted by Aqua~Media and ICOLD.

Closing session - Following some brief summaries of outcomes from HYDRO 2018, presented by some of the session chairs, Alison Bartle draws the conference to a close.