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Background | |
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Introduction | |
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Energy Units | |
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Current World Energy Use Patterns | |
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Exponential Growth | |
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Introduction | |
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Compound Interest | |
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Doubling Time | |
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Accumulation | |
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Resource Lifetime in an Exponential Environment | |
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The Decaying Exponential | |
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Hubbert's Gaussian Model | |
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Net Energy, Btu Economics and the Test for Sustainability | |
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Direct Conversion of Sunlight to Electricity with Photovoltaics | |
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Problems | |
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References | |
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Suggested Reading | |
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The Sun | |
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Introduction | |
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The Solar Spectrum | |
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The Effect of Atmosphere on Sunlight | |
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Insolation Specifics | |
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Introduction | |
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The Orbit and Rotation of the Earth | |
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Tracking the Sun | |
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Measuring Sunlight | |
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Capturing Sunlight | |
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Maximizing Irradiation on the Collector | |
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Shading | |
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Special Orientation Consideration | |
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Problems | |
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References | |
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Suggested Reading | |
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Introduction to PV Systems | |
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Introduction | |
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The PV Cell | |
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The PV Module | |
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The PV Array | |
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Energy Storage | |
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Introduction | |
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The Lead-Acid Storage Battery | |
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The Nickel Cadmium Storage Battery | |
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Other Battery Systems | |
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Hydrogen Storage | |
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The Fuel Cell | |
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Other Storage Options | |
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PV System Loads | |
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PV System Availability | |
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Associated System Electronic Components | |
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Introduction | |
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Charge Controllers | |
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Maximum Power Trackers and Linear Current Boosters | |
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Inverters | |
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Generators | |
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Introduction | |
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Types and Sizes of Generators | |
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Generator Operating Characteristics | |
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Generator Maintenance | |
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Generator Selection | |
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Wiring and Code Compliance | |
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Introduction | |
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The National Electrical Code | |
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IEEE Standard 929-2000 | |
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Balance of System Components | |
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Problems | |
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References | |
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Suggested Reading | |
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PV System Examples | |
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Introduction | |
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Example 1: A Simple PV-Powered Fan | |
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The Simplest Configuration: Module and Fan | |
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PV Fan with Battery Backup | |
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Example 2: A PV-Powered Water Pumping System with Linear Current Booster | |
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Determination of System Component Requirements | |
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A Simple Pumping System | |
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Alternative Design Approach for Simple Pumping System | |
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Example 3: A PV-Powered Area Lighting System | |
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Determination of the Lighting Load | |
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An Outdoor Lighting System | |
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Example 4: A PV-Powered Remote Cabin | |
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Example 5: A Hybrid System | |
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Example 6: A Utility Interactive System | |
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Introduction | |
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A Simple Utility Interactive System with No Battery Storage | |
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Example 7: A Cathodic Protection System | |
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Introduction | |
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System Design | |
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Example 8: A Portable Highway Advisory Sign | |
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Introduction | |
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Determination of Available Average Power | |
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Problems | |
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References | |
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Suggested Reading | |
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Cost Considerations | |
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Introduction | |
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Life Cycle Costing | |
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The Time Value of Money | |
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Present Worth Factors and Present Worth | |
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Life Cycle Cost | |
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Annualized Life Cycle Cost | |
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Unit Electrical Cost | |
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Borrowing Money | |
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Introduction | |
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Determination of Annual Payments on Borrowed Money | |
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The Effect of Borrowing on Life Cycle Cost | |
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Externalities | |
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Introduction | |
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Subsidies | |
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Externalities and Photovoltaics | |
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Problems | |
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References | |
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Suggested Reading | |
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Mechanical Considerations | |
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Introduction | |
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Important Properties of Materials | |
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Introduction | |
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Mechanical Properties | |
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Stress and Strain | |
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Strength of Materials | |
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Column Buckling | |
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Thermal Expansion and Contraction | |
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Chemical Corrosion and Ultraviolet Degradation | |
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Properties of Steel | |
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Properties of Aluminum | |
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Establishing Mechanical System Requirements | |
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Mechanical System Design Process | |
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Functional Requirements | |
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Operational Requirements | |
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Constraints | |
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Tradeoffs | |
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Design and Installation Guidelines | |
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Standards and Codes | |
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Building Code Requirements | |
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Forces Acting on Photovoltaic Arrays | |
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Structural Loading Considerations | |
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Dead Loads | |
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Live Loads | |
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Wind Loads | |
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Snow Loads | |
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Other Loads | |
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Array Mounting System Design | |
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Introduction | |
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Objectives in Designing the Array Mounting System | |
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Enhancing Array Performance | |
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Roof-Mounted Arrays | |
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Ground-Mounted Arrays | |
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Aesthetics | |
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Computing Mechanical Loads and Stresses | |
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Introduction | |
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Withdrawal Loads | |
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Tensile Stresses | |
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Buckling | |
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Summary | |
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Problems | |
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References | |
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Suggested Reading | |
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Stand-Alone PV Systems | |
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Introduction | |
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A Critical Need Refrigeration System | |
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Design Specifications | |
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Design Implementation | |
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A PV-Powered Mountain Cabin | |
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Design Specifications | |
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Design Implementation | |
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A Hybrid Powered Residence | |
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Design Specifications | |
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Design Implementation | |
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Seasonal or Periodic Battery Discharge | |
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Battery Connections | |
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Computer Programs | |
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Problems | |
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References | |
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Suggested Reading | |
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Utility Interactive PV Systems | |
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Introduction | |
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Nontechnical Barriers to Utility Interactive PV Systems | |
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Cost of PV Arrays | |
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Cost of Balance of System Components | |
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Standardization of Interconnection Requirements | |
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PV System Installation Considerations | |
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Metering of PV System Output | |
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Technical Considerations for Connecting to the Grid | |
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Introduction | |
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IEEE Standard 929-2000 Issues | |
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National Electrical Code Considerations | |
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Other Issues | |
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Small ([less than sign]10 kW) Utility Interactive PV Systems | |
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Introduction | |
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Array Installation | |
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PCU Selection and Mounting | |
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Other Installation Considerations | |
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A 2.5 kW Residential Rooftop Utility Interactive PV System | |
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A Residential Rooftop System Using AC Modules | |
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A 4800 W Residential Rooftop System with Battery Storage | |
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Medium Utility Interactive PV Systems | |
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Introduction | |
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A 16 kW Commercial Rooftop System | |
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Large Utility Interactive PV Systems | |
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Introduction | |
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A Large Parking Lot PV System | |
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Problems | |
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References | |
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Suggested Reading | |
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Externalities and Photovoltaics | |
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Introduction | |
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Externalities | |
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Environmental Effects of Energy Sources | |
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Introduction | |
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Air Pollution | |
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Water and Soil Pollution | |
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Infrastructure Degradation | |
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Quantifying the Cost of Externalities | |
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Health and Safety as Externalities | |
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Externalities Associated with PV Systems | |
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Environmental Effects of PV System Production | |
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Environmental Effects of PV System Deployment and Operation | |
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Environmental Effects of PV System Decommissioning | |
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Problems | |
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References | |
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The Physics of Photovoltaic Cells | |
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Introduction | |
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Optical Absorption | |
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Introduction | |
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Semiconductor Materials | |
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Generation of EHP by Photo Absorption | |
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Photoconductors | |
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Extrinsic Semiconductors and the pn Junction | |
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Extrinsic Semiconductors | |
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The pn Junction | |
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Maximizing PV Cell Performance | |
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Introduction | |
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Minimizing the Reverse Saturation Current | |
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Optimizing Photocurrent | |
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Minimizing Cell Resistance Losses | |
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Exotic Junctions | |
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Introduction | |
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Graded Junctions | |
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Heterojunctions | |
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Schottky Junctions | |
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Multijunctions | |
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Tunnel Junctions | |
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Problems | |
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References | |
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Present and Proposed PV Cells | |
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Introduction | |
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Silicon PV Cells | |
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Production of Pure Silicon | |
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Single Crystal Silicon Cells | |
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Multicrystalline Silicon Cells | |
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Buried Contact Silicon Cells | |
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Other Thin Silicon Cells | |
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Amorphous Silicon Cells | |
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Gallium Arsenide Cells | |
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Introduction | |
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Production of Pure Cell Components | |
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Fabrication of the Gallium Arsenide Cell | |
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Cell Performance | |
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Copper Indium (Gallium) Diselenide Cells | |
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Introduction | |
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Production of Pure Cell Components | |
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Fabrication of the CIS Cell | |
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Cell Performance | |
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Cadmium Telluride Cells | |
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Introduction | |
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Production of Pure Tellurium | |
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Production of the CdTe Cell | |
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Cell Performance | |
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Emerging Technologies | |
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New Developments in Silicon Technology | |
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CIS-Family-Based Absorbers | |
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Other III-V and II-VI Emerging Technologies | |
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Other Technologies | |
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Summary | |
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Problems | |
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References | |
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Suggested Reading | |
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Average Daily Irradiation for Selected Cities | |
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A Partial Listing of PV-Related Web Sites | |
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Design Review Checklist | |
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Index | |