Manandona Power Plant Study.Pdf
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Antananarivo Antsirabe Manandona Hydropower Plant Location Map List of Contents Executive Summary .....................................................................................................ES-1 Chapter 1 Introduction................................................................................................1-1 1.1 Background and Objectives...................................................................................... 1-1 1.1.1 Background of the Study........................................................................................... 1-1 1.1.2 Objectives of the Study............................................................................................. 1-6 1.2 Scope of Works......................................................................................................... 1-7 1.3 Study Area................................................................................................................ 1-7 1.4 Study Schedule ......................................................................................................... 1-7 1.5 Study Team Member................................................................................................. 1-7 Chapter 2 Socio-economic Condition in Madagascar ...........................................2-1 2.1 People and Culture.................................................................................................... 2-1 2.2 Economy................................................................................................................... 2-1 2.3 Key Statistics ............................................................................................................ 2-2 2.4 Investment Climate................................................................................................... 2-2 2.5 Administrative System.............................................................................................. 2-3 2.5.1 Republic of Madagascar............................................................................................ 2-3 2.5.2 Administrative Divisions .......................................................................................... 2-4 2.6 Development Plans................................................................................................... 2-4 Chapter 3 Present Status of Power Sector in Madagascar...................................3-1 3.1 Introduction .............................................................................................................. 3-1 3.2 Law and Organizations ............................................................................................. 3-1 3.2.1 Law ........................................................................................................................... 3-1 3.2.2 Ministry of Energy and Mines (MEM) ..................................................................... 3-3 3.2.3 Electricity Sector Regulator (ORE) .......................................................................... 3-4 3.2.4 Agency for Rural Electrification (ADER) ................................................................ 3-4 3.2.5 Jiro sy Rano Malagasy (JIRAMA)............................................................................ 3-4 3.3 Management and Financial Situation of Power Sector, and Power Tariff ................ 3-6 3.3.1 Outline ...................................................................................................................... 3-6 3.3.2 Latest financial situation ........................................................................................... 3-6 3.3.3 Strategies and actions................................................................................................ 3-9 3.3.4 Electricity tariff......................................................................................................... 3-9 3.4 Power Demand........................................................................................................ 3-12 3.4.1 Present situation...................................................................................................... 3-12 3.4.2 Daily load curve...................................................................................................... 3-12 3.4.3 Demand forecast ..................................................................................................... 3-13 3.5 Existing Facilities ................................................................................................... 3-15 - i - 3.5.1 Present power source .............................................................................................. 3-15 3.5.2 Existing grid............................................................................................................ 3-19 3.6 Power Development Plan ....................................................................................... 3-23 3.6.1 Power source development plan.............................................................................. 3-23 3.6.2 Grid development plan............................................................................................ 3-35 3.7 Matters and Concerns ............................................................................................. 3-37 Chapter 4 Proposed Expansion of Manandona Hydroelectric Power Plant Project......................................................................................................4-1 4.1 Present Situation of Manandona Hydroelectric Power Plant.................................... 4-1 4.1.1 Outline of Manandona Hydroelectric Power Plant ................................................... 4-1 4.1.2 Site investigation of Manadona HEPP...................................................................... 4-5 4.2 Necessity of Manandona Hydroelectric Power Plant ............................................. 4-10 4.2.1 Load Demand in Antsirabe District......................................................................... 4-10 4.2.2 Generation Energy of Manandona HEPP................................................................ 4-12 4.2.3 Meteorology and Hydrology................................................................................... 4-13 4.2.4 Problems of Manandona HEPP............................................................................... 4-17 4.3 Preliminary Study of Expansion Plan of Manandona HEPP .................................. 4-19 4.3.1 Hydrological Study ................................................................................................. 4-19 4.3.2 Optimization of Manandona HEPP......................................................................... 4-22 4.3.3 Preliminary Study on Expansion of Manandona HEPP.......................................... 4-28 Chapter 5 Capacity Development and Project Organization ................................5-1 5.1 Current Problems...................................................................................................... 5-1 5.2 Organization for Power Projects and their Capacity................................................. 5-2 Chapter 6 Environmental Consideration .................................................................6-1 6.1 Environmental Policy and Strategy .......................................................................... 6-1 6.2 Environmental Law and Institution .......................................................................... 6-3 Chapter 7 Conclusions and Recommendations.....................................................7-1 APPENDIX .................................................................................................................... AP-1 Appendix 1 Schedule for Field Investigation....................................................................... AP-1 Appendix 2 Interviewed Persons List .................................................................................. AP-3 Appendix 3 Collected Data List........................................................................................... AP-4 - ii - List of Figures Figure 1 Power Generation Facilities and Power Systems in Madagascar Figure 2 Organization Chart of JIRAMA Figure 3 Daily load curve of Antananarivo Grid and Antsirabe district Figure 4 Demand forecast Figure 5 Operation situation of Power Station on Antananarivo Grid Figure 6 Existing Transmission Grids in Madagascar Figure 7 Single diagram of Antananarivo Grid Figure 8 Single diagram of Toamasina Grid Figure 9 Single diagram of Fianarantsoa Grid Figure 10 Peak Demand, Output in Rainy Season and Dry Season of Antananarivo Grid Figure 11 Hydropower Development Potential Map Figure 12 Transmission Line Development Plan Figure 13 General Plan of Manandona HEPP Figure 14 Typical Section of the Weir (Existing) Figure 15 Single Diagram of Antananarivo Grid Figure 16 Location Map of Manandona HEPP Figure 17 Satellite Photograph of Manandona Hydroelectric Power Plant Figure 18 Daily Load Curve in Antsirabe District Figure 19 Typical Pattern of Load Composition of Antsirabe District Figure 20 Annual Energy Generation Figure 21 Actual Mean Monthly Generation Energy (4 years, 2004 ~ 2007) Figure 22 Actual Monthly Generation Energy (4 years, 2004 ~ 2007) Figure 23 Isohyets graph in Madagascar Figure 24 Mean Monthly Rainfall graph in Antananarivo Figure 25 Fluctuation of Accumulated Discharge Figure 26 Mean Discharge and Number of Flood which is more than 50m3/sec (18years, 1990 ~ 2007) Figure 27 River Discharge (18 years, 1990 ~ 2007) Figure 28 Power Discharge, Outflow discharge