Henrique Perez Projects Guri Dam

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Henrique Perez Projects Guri Dam

  1. 1. MWH Engineering - Guri Project Lessons Preparing Venezuela for the 21st Century  CORPORACION VENEZOLANA DE GUAYANA CVG, The Venezuelan Guayana Corporation was created by the Venezuelan government to develop Guayana for the Venezuelan people. Guri – 10,000 MW Caroni River The Guri Hydroelectric complex provides  Gravity Dam: the most economical power in the world. Deflection 22 mm Owned by Edelca, a subsidiary of CVG. Seepage 10 litres per secondSlide 2
  2. 2. MWH Engineering - Guri Project Lessons Staged Construction 1986 1980 1982Slide 3
  3. 3. MWH Engineering - Guri Project Lessons 52 m Guri Dam Raising 1984 Monolith width: First stage 21 m Final stage 28 m Jan Veltrop R.P. Wengler Dr. W.Y. ShiehSlide 4 Dr. C.H. Yeh
  4. 4. MWH Engineering - Guri Project Lessons 52 m Guri Dam RaisingSlide 5
  5. 5. MWH Engineering - Guri Project Lessons 52 m Guri Dam Raising  Investigate interaction of old & new dams using finite element analysis  Temperature control of new concrete Dr. W.Y. Shieh Dr. C.H. Yeh ICOLD BulletinSlide 6
  6. 6. MWH Engineering - Guri Project Lessons Spillway Aeration 8% air in boundary layer protects against cavitation Dr. C.Y. Wei Dr. V. SemenkoySlide 7
  7. 7. MWH Engineering - Guri Project Lessons Intake Design – Record Roller Gates Plan Hydraulic Gate Hoist Intake Dr. J.E. Lindell I.T. LaczoSlide 8 Roller Gate Valve
  8. 8. MWH Engineering - Guri Project Lessons Record Powerhouse Ten 700 MW units Hall 25.25 m wide 364 m long operator Two 700 ton cranes Single Phase 268 MVA transformer 800 kv transmission linesSlide 9
  9. 9. MWH Engineering - Guri Project Lessons Record Turbine Cast stainless steel Turbine Rated 700 MW W.E. Larson, R.W. Fazalare J. Sun, R. IsraelsenSlide 10
  10. 10. MWH Engineering - Guri Project Lessons Record Generator 800 MVA 1200 ton rotor Machine Hall is 28 m wide. Two 700 ton bridge cranes lift 1200 ton rotor. O. DenizSlide 11
  11. 11. MWH Engineering - Guri Project Lessons 800 kV Transmission Line 4 conductor bundlesSlide 12
  12. 12. MWH Engineering - Guri Project Lessons Guri Embankment DamSlide 13
  13. 13. MWH Engineering - Guri Project Lessons Guri Embankment DamSlide 14
  14. 14. MWH Engineering - Guri Project Lessons Guri Embankment DamSlide 15

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