Preparatory Survey for Renewable Energy Promotion Program in Africa - Public Facility Electrification Final Report No. Japan International Cooperation Agency Preparatory Survey for Renewable Energy Promotion Program in Africa — Public Facility Electrification — Final Report November 2009 Nippon Koei Co., Ltd. Proact International Inc. November 2009 IDD JR 09-067 Preparatory Survey for Renewable Energy Promotion Program in Africa - Public Facility Electrification Final Report No. Japan International Cooperation Agency Preparatory Survey for Renewable Energy Promotion Program in Africa — Public Facility Electrification — Final Report November 2009 Nippon Koei Co., Ltd. Proact International Inc. November 2009 IDD JR 09-067 Japan International Cooperation Agency Final Report Preparatory Survey for Renewable Energy Promotion Program in Africa - Public Facility Electrification - Location Map Uganda Kenya Nippon Koei Co., Ltd. and Proact International Inc. i November 2009 Japan International Cooperation Agency Final Report Preparatory Survey for Renewable Energy Promotion Program in Africa - Public Facility Electrification - Table of Contents Location Map ................................................................................................................................................ i Table of Contents.......................................................................................................................................... ii List of Figures .............................................................................................................................................. v List of Tables ............................................................................................................................................... vi Abbreviation.............................................................................................................................................. viii Chapter 1 Introduction ........................................................................................................................... 1 1.1 Background ................................................................................................................................... 1 1.2 Objectives of the Study ................................................................................................................. 1 1.3 Study Team.................................................................................................................................... 2 1.4 Record of Major Activities............................................................................................................ 2 Chapter 2 Current Situation of Rural Electrification.............................................................................. 3 2.1 Rural Electrification Policy and Achievement .............................................................................. 3 2.1.1 Rural Electrification Policy and Achievement of the Government of Kenya........................ 3 2.1.2 Rural Electrification Policy and Achievement of the Government of Uganda...................... 5 2.2 Rural Electrification Project by Other Donors.............................................................................. 7 2.2.1 Rural Electrification Project by Other Donors in Kenya....................................................... 7 2.2.2 Rural Electrification Project by Other Donors in Uganda..................................................... 7 2.3 Situation in Non-electrified Villages............................................................................................. 8 2.3.1 Electrification Ratio............................................................................................................... 8 2.3.2 Form of Villages .................................................................................................................... 8 2.3.3 Life and Income of Villagers ................................................................................................. 9 2.4 Energy Demand in Non-Electrified Villages................................................................................. 9 2.4.1 Mobile Phones ....................................................................................................................... 9 2.4.2 Rechargeable Lighting Devices........................................................................................... 10 2.4.3 Automobile Battery ............................................................................................................. 12 Chapter 3 Current Situation of Public Facilities and Electrification Plan............................................ 13 3.1 Management, Configuration and Location of Public Facilities .................................................. 13 3.1.1 Current Situation of Related Sectors in Kenya.................................................................... 13 3.1.2 Current Situation of Related Sectors in Uganda.................................................................. 15 3.2 Condition of Non-electrified Public Facilities ............................................................................ 16 3.3 Electrification Needs of Public Facilities in Rural Areas............................................................ 17 3.3.1 Electrification Needs of Health Facilities............................................................................ 17 3.3.2 Electrification Needs at Educational Facilities.................................................................... 18 3.3.3 Electrification Needs for Water Pumping............................................................................ 19 3.3.4 Electrification Needs of Trading Centres ............................................................................ 19 3.3.5 Location and Utilization of Public Facilities....................................................................... 21 3.3.6 Expected Use of Electrified Public Facilities ...................................................................... 21 3.4 Electrification Plan for Public Facilities in Remote Areas.......................................................... 21 3.4.1 Proposal of Combined PV System - Community Solar System.......................................... 21 Chapter 4 PV System Sizing ................................................................................................................24 Nippon Koei Co., Ltd. and Proact International Inc. ii November 2009 Japan International Cooperation Agency Final Report Preparatory Survey for Renewable Energy Promotion Program in Africa - Public Facility Electrification - 4.1 Installed Model Systems ............................................................................................................. 24 4.1.1 Installed Model Systems in Kenya ...................................................................................... 24 4.1.2 Past Records of Model System Installation in Uganda ....................................................... 27 4.2 Design of Off-grid PV System and Design Tool......................................................................... 29 4.2.1 Process of Off-grid PV System Design ............................................................................... 29 4.2.2. Design Tool.......................................................................................................................... 32 4.3 Basic Condition........................................................................................................................... 33 4.3.1 Solar Insolation.................................................................................................................... 33 4.3.2 Days of Autonomy (No-sun Days) ...................................................................................... 39 4.3.3 Other Conditions ................................................................................................................. 39 4.4 System Design Plan..................................................................................................................... 41 4.4.1 PV System for School.......................................................................................................... 42 4.4.2 PV System for Health Facility............................................................................................. 48 4.4.3 Charging System.................................................................................................................. 56 4.4.4 System Sizing for PV Water Pumping System.................................................................... 58 Chapter 5 Criteria for Selecting Target Areas and Public Facilities..................................................... 62 5.1 Criteria for Selecting Target Areas.............................................................................................. 62 5.2 Selection of Target Facilities....................................................................................................... 63 5.3 Water Supply Facility.................................................................................................................. 63 Chapter 6 Demand Estimation and Financial Analysis of Combined PV System ............................... 65 6.1 Demand Estimation..................................................................................................................... 65 6.2 Financial Analysis ......................................................................................................................