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❚❘ Design and construction of a labyrinth piano key weir (PKW) spillway at L'Etroit dam affectedby a swelling concrete pathology – F. Laugier, EDF-CIH, France; M.O. Cazaillet, Sogreah, FranceSession 28: Operation & MaintenanceChairman: F. Coellho da Rocha e Silva, Consultant, Mozambique/Portugal❚❘ Environmental demands require advanced controls for a regulating dam – I. Kusuma andR. Boutot, ABB Inc, Canada❚❘ Dam management, operation and maintenance in Iran – S. Mahmoudi, Ministry of Energy, Iran❚❘ Implementation of a lean program on EDP's Tejo-Mondego hydropower division – C. Aguiarand F. Costa, EDP - Energias de Portugal, S.A,.Portugal❚❘ Standing on the shoulders of giants: A vision for data standards for hydroelectric projectmanagement – A. Hodgkinson, SoftXS GmbH, Switzerland; J. Kaelin, Pöyry Infra Ltd, Switzerland;M. Pike, Qognis Ltd, UK❚❘ Digital test system for hydropower plants – T. Suzuki and N. Kawamura, Nippon KoeiPower Systems Co Ltd, Japan❚❘ Strategy of safety and stability for turbine generator unit operation in Three Gorgeshydropower station – Zhang Liangying, China Three Gorges Corporation, China❚❘ Development of advanced control and protection systems for hydropower waterway systems– B. Svingen and B. Åril, Rainpower Technology AS, Norway; E. Ongstad, RainpowerHymatek AS, Norway; A. Sæterdal, Sira-kvina kraftselskap, Norway; H. H. Francke, FDB AS,Norway❚❘ Hydro-Québec experience with the pressure-time method – G. Proulx and M. Bouchard Dostie,Hydro-Québec, Canada❚❘ Lünerseewerk hydro plant: - Investigations to maximize power and working capacity bymodel tests – P. Meusburger and G. Gökler, Vorarlberger Illwerke AG, Austria❚❘ A method of optimizing hydropower plant efficiency by using relative efficiency curves ofhydraulic turbines – Yu Ming and Wang Xiaojian, China Three Gorges Corporation, ChinaSession 29: SedimentationChairman: Sultan Alam, Consultant, FranceDesign❚❘ Upper Karnali hydro project in Nepal: a run-of-river scheme without a conventional settlingbasin – S. Alam, Consultant, France❚❘ Importance of physical hydraulic model study of headworks of hydropower projects onHimalayan mountainous rivers, with three case studies in Nepal – P. P. Pokharel andDr. M, B. Bishwakarma, Hydro Lab Pvt Ltd, Nepal❚❘ Sediment bypass tunnel design: Hydraulic model tests – C. Auel and Prof.Dr. R. Boes,ETH Zurich, Switzerland❚❘ Multi-pronged innovative approach adopted for silt management at the 1000 MW Karcham-Wangtoo project – N. Singh, Jaypee Ventures Pvt Ltd, India❚❘ Development of a modular tube settling tank – A. Raberger, G. Schuster, K. Lebiedzinski andB. Pelikan, BOKU - University of Natural Resources and Applied Life Sciences, AustriaCase studies❚❘ Sediment problems at run-of-river plant in Latin America – A Jiménez, Sedicon Latinoamérica SA,Costa Rica❚❘ Khimti - successful sediment handling in the Himalayas – T. Jacobsen, Sedicon AS, NorwaySediment removal systems❚❘ Development of special technologies for the extraction and disposal of sediment from reservoirs– B. Skácel, CREA Hydro & Energy o.s., Czech Republic❚❘ New technology for monitoring sediments with applications to turbine erosion and reservoirsiltation – Y. Agrawal, O.A. Mikkelsen and H.C. Pottsmith, Sequoia Scientific Inc, USA❚❘ Sediment removal methods in peaking run-of-river hydropower plants in Nepal– G. P. Kayastha, Nepal Electricity Authority, NepalSession 30: Small Hydro in EuropeChairman: Prof Bernhard Pelikan, Vice President ESHA❚❘ Small hydropower - the potential of storage and pumped-storage schemes in Switzerland– N. Crettenand, Ecole Polytechnique Fédérale de Lausanne, Switzerland❚❘ Pirapora small hydropower plant - an environmental and social solution – A. Bolognesi,EMAE - Empresa Metropolitana de Águas e Energia S.A., Brazil❚❘ The Troja small hydro plant in Prague, Czech Republic – R. Vlach, Siemens, Czech Republic❚❘ SEE hydropower project, targeted to improve water resource management for a growing renewableenergy production – M. Peviani, J. Alterach and A. Danelli, RSE SpA, Italy❚❘ Lovosice small hydropower plant – R. Pospisil, Mavel A.S., Czech Republic❚❘ Experience and trends with the generators for small hydropower plants (up to 10 MVA) fromthe point of view of a generator manufacturer – R. Švajka, TES Vsetin, Czech Republic❚❘ Laboratory results of the Diagonal project: a step towards an optimal small hydro turbine formedium head sites (25-100 m) – C. Cottin, B Reul and A. Choulot, MHyLab, Switzerland❚❘ Refurbishment of the Nymburk small hydropower plant – L. Kohoutek, Hydropol Project andManagement a.s., Czech Republic❚❘ Experimental and numerical study of back flushing of trashracks – H. Nøvik and L. Lia,Norwegian University of Science and Technology, Norway; O.A Jørstad, Norconsult AS, NorwayWEDNESDAY 19 OCTOBER ~ AFTERNOONSession 31: Panel on CommunicationsPresentations❚❘ Strategic Communication and Education Planning for Hydropower Projects – R. Stearnes,Tacoma Public Utilities, USA❚❘ Inventory studies - the challenge to give publicity before approval – M. Machado Neves,Brazilian Electricity Regulatory Agency (ANEEL), BrazilDiscussionPanellists, including the speakers above, and respresentatives from Statkraft (Norway), CEZ (CzechRepublic) Enerjisa (Turkey) and others to be announced, will then address issues relating to thepublic perception of hydropower, and communications.Session 32: Powerplant Upgrading and RefurbishmentChairman: Dr F. Griffin, Technnical Director, Mott MacDonald, UK❚❘ Rehabilitation of six hydropower plants of ELEM – J. I. Davidovic, E. Bekiri and N. Igor,JSC Macedonian Power Plants ELEM, FYR Macedonia❚❘ Unexpected occurences during rehabilitation work – Dr. M. Celo, KESH, Albania; H. ObermoserAF-Colenco Ltd, Switzerland❚❘ Upgrading Pelton turbines at the Lotru plant, Romania – E. Popescu and C. Tirsi, HidroelectricaSA, Romania; C. Bissel and E. Parkinson, Andritz Hydro, Switzerland❚❘ Refurbishment of hydraulic turbines installed at the Volga cascade of hydropower plants– M. Levin, K.Pekler, A.Afanasyev, I.Pylev and S.Ilyin, Power Machines/LMZ, Russian Federation❚❘ Refurbishment of two 12 MW Pelton turbines at the Cobb power ptation – I. Lees andR. Jamieson, Trustpower, New Zealand; R. Hothersall and J. Erskine, Hydroworks Ltd,New Zealand❚❘ Project for upgrading of hydro units in ČEZ, a.s., hydroelectric power stations – L. Pešek, CEZ,a.s., Czech Republic; L. Motycák and R. Kupcík – CKD Blansko Engineering, a.s, Czech Republic❚❘ Replanting of Lochaber hydropower scheme, Rio Tinto Alcan – A Thick, URS Scott Wilson, UKSession 33: Electrical EngineeringChairman: Prof J-J. Simond, EPFL, Switzerland❚❘ Calculation and experimental research of the hydrogenerator thrust bearings with PTFEcoated pads – V. Amelina, P. Antonov and V. Shkolnik, OJSC Power Machines, Russian Federation;O. Antonova, State Polytechnical University, Russian Federation; A. Alexandrov, OJSC FirmORGRES, Russian Federation❚❘ Interference of parallel operating hydro generating units connected to a weak grid – J. Hell,A. Glaninger-Katschnig and Dr. R. Schürhuber Andritz Hydro GmbH, Austria❚❘ Improved grid stability supported by frequency and automatic time error correction– I. Kusuma and R. Boutot, ABB Inc, Canada❚❘ Increasing output of small hydropower plants using superconducting generators with variablespeed operation – L. Masur, D. Schmickler and J. Folchert, Zenergy Power GmbH, USA; C. Lewis,M. Ingles and M. Cunningham, Converteam UK Ltd, UK❚❘ Optimized hydro-generator cooling to extend lifetime and save water – J. C. Mazzoleni andT. Hildinger,Voith Hydro Holding GmbH & Co. KG, Germany❚❘ Ventilation and cooling of high speed machines: optimization potential using modern tools andfield measurements – B Jordan, S.Baumeister, G. Traxler-Samek and A. Schwery, Alstom Hydro,France❚❘ Development plan for Alstom tidal in stream energy converters – P. Gilson and F. Pilorge,G. Bats, E.Boivent and M.Fournier, Alstom Hydro France, France; G. Ardley, Alstom HydroSwitzerland, Switzerland; R. Stothers and M.Platon, Clean Current Power Systems Inc, CanadaClosing Plenary Session❚❘ Conference outcomes, and issues identified for future discussion will be presented by some ofthe HYDR0 2011 Chairmen, covering the main subject areas of technology; financial issues;environmental and social aspects; and regional issues.❚❘ Introduction to ASIA 2012, Chiang Mai, Thailand and HYDRO 2012 Bilbao, Spain.❚❘ Concluding remarks