TABLE OF CONTENTS ABSTRACT . . . . . . . INTRODUCTION . . . . . . BASIC CONCEPTS AND ASSUMPTIONS . . . . Conventional System Costs . . . . Photovoltaic Powered Irrigation System Costs . . Economic Feasibility Criterion . . . SIMULATION MODEL FOR ASSESSING THE ECONOMIC FEASIBILITY OF PHOTOVOLTAIC POWERED IRRIGATION SYSTEMS. . . Energy Requirement and Array Design Component. . Annual Array Generation and Irrigation Energy Demand Cc Economic and Institutional Component ... . . Present Valuation Component. . . . . AN APPLICATION TO CITRUS IRRIGATION. . . . Economic and Technical Assumptions . .. Simulation Results . . . . . CONCLUSIONS . . . . . . REFERENCES . . . . . . APPENDIX A--PHOTOVOLTAIC SYSTEMS . . . . APPENDIX B--CALCULATION OF PHOTOVOLTAIC SYSTEM PRICES . . . . . APPENDIX C--SAMPLE SIMULATION PROGRAM. .. Page .... i ... 1 3 . 3 *0* 4 . 5 . 9 )mp . 10 11 olnent 13 * 14 * 15 . 17 . 18 . 18 . 25 . 26 . 27 COSTS AND ELECTRIC . . . . *