The Basic Concepts of Solar Energy Course

Lesson 1 • The Sun as an Energy Source

Examines solar radiation origin, intensity, and delivery to Earth. Connects stellar physics to practical energy availability for solar applications.

Lesson 2 • Global Solar Resource Distribution

Maps solar irradiance across geographic regions and climates. Helps learners assess site suitability based on resource availability.

Lesson 3 • Key Solar Energy Terminology

Defines essential vocabulary used throughout solar energy practice. Ensures precise communication in technical and professional contexts.

Lesson 1 • Solar Module Construction and Ratings

Explains how cells are assembled into modules and rated under standard conditions. Connects module specifications to real-world performance expectations.

Lesson 2 • Semiconductor Physics for Solar Cells

Introduces electron behavior in semiconductor materials that enables photovoltaic conversion. Provides the physical basis for understanding cell operation.

Lesson 3 • Module Performance and Degradation

Analyzes factors that reduce module output over time and under field conditions. Prepares learners to anticipate long-term energy yield changes.

Lesson 4 • Solar Cell Types and Materials

Surveys monocrystalline, polycrystalline, and thin-film cell technologies. Compares efficiency, cost, and application suitability for each type.

Lesson 1 • Principles of Solar Heat Collection

Covers how collectors absorb and transfer solar heat to a working fluid. Establishes thermal fundamentals that underpin all solar heating systems.

Lesson 2 • Flat-Plate and Evacuated Tube Collectors

Compares the two dominant low-temperature collector designs by construction and performance. Guides selection based on climate and application requirements.

Lesson 3 • Solar Water Heating Systems

Details active and passive solar water heating configurations for residential and commercial use. Connects collector type to system design and sizing.

Lesson 4 • Solar Space Heating and Cooling

Explores passive solar building design and active solar absorption cooling. Demonstrates thermal energy's role beyond domestic hot water.

Lesson 1 • Inverters: Types and Functions

Explains DC-to-AC conversion and compares string, central, and microinverter topologies. Connects inverter selection to system size and shading conditions.

Lesson 2 • Charge Controllers and Regulators

Describes PWM and MPPT charge controllers that protect batteries and maximize harvest. Clarifies when each controller type is appropriate.

Lesson 3 • Grid-Tied vs. Off-Grid Architectures

Contrasts utility-connected and standalone system configurations by design and use case. Prepares learners to match architecture to project requirements.

Lesson 4 • Wiring, Combiners, and Disconnects

Covers conductors, combiner boxes, and disconnect switches that safely route power. Emphasizes safe wiring practices and component ratings.

Lesson 1 • Site Survey and Measurement Tools

Trains learners to conduct physical site surveys using measurement instruments and software. Connects field data collection to design input accuracy.

Lesson 2 • Solar Irradiance Data Sources

Introduces satellite databases, ground stations, and meteorological tools for irradiance data. Teaches learners to select reliable data for accurate energy estimates.

Lesson 3 • Shading Analysis Techniques

Covers tools and methods to identify, quantify, and mitigate shading losses on a site. Directly impacts energy yield accuracy and system layout decisions.

Lesson 4 • Energy Yield Estimation Methods

Introduces performance ratio, specific yield, and simulation-based yield forecasting. Enables learners to produce credible pre-installation energy estimates.

Lesson 1 • Design Documentation and Drawings

Produces single-line diagrams, layout plans, and component schedules required for permitting. Translates design decisions into professional deliverables.

Lesson 2 • Battery Bank Sizing for Off-Grid Systems

Determines storage capacity based on autonomy days, load, and depth of discharge limits. Balances cost, weight, and reliability for standalone applications.

Lesson 3 • Inverter and Balance-of-System Sizing

Selects inverter capacity and specifies balance-of-system components to match array output. Prevents bottlenecks and ensures safe continuous operation.

Lesson 4 • Load Analysis and Energy Demand

Quantifies electrical consumption patterns to establish system sizing targets. Accurate load analysis prevents undersizing and costly overdesign.

Lesson 1 • Electrical Safety for Solar Installers

Establishes lockout/tagout, arc flash awareness, and PPE requirements for PV work. Safety knowledge is prerequisite to all hands-on installation tasks.

Lesson 2 • Module and Wiring Installation

Details module placement, connector crimping, and conduit routing best practices. Correct wiring installation prevents faults and ensures long-term reliability.

Lesson 3 • Mounting Systems and Structural Attachment

Covers roof, ground, and carport mounting hardware selection and attachment methods. Ensures structural integrity and weatherproofing of the installed array.

Lesson 4 • Inverter and Battery Installation

Guides physical mounting, AC/DC wiring, and communication setup for inverters and batteries. Proper installation ensures safe startup and monitoring capability.

Lesson 1 • System Upgrades and End-of-Life Planning

Addresses inverter replacement, capacity expansion, and responsible module disposal. Prepares learners to manage assets through their full lifecycle.

Lesson 2 • Fault Diagnosis and Troubleshooting

Applies systematic diagnostic methods to identify electrical and mechanical faults. Reduces mean time to repair and minimizes energy production losses.

Lesson 3 • Degradation Tracking and Yield Analysis

Compares actual vs. predicted yield to quantify degradation and identify systemic losses. Supports warranty claims and long-term asset management decisions.

Lesson 4 • Preventive Maintenance Schedules

Defines routine inspection and cleaning tasks that preserve system output and safety. Structured schedules reduce unplanned downtime and extend component life.