SOLAR TRAINING – PV SYSTEM FUNDAMENTALS (BATTERY-BASED)

Students who complete PVOL203 will be able to:

• Recognize demand and PV production curves
• Identify the common types of PV systems and their major components
• Describe DC and AC coupled systems
• Discuss load profiles and modes of operation, including: peak load shaving, time-of-use, zero-sell, self-consumption prioritization, demand-side management
• Introduce utility-scale storage and microgrids
• Explain the relationship between real power, apparent power, and reactive power
• Complete a load estimate for different system types and for seasonal loads; evaluate electrical requirements of loads
• Identify phantom loads and efficiency upgrades
• Estimate starting surge and power factor requirements
• Describe the differences when sizing battery-based systems compared to grid-direct systems
• Choose a peak sun hour value based on design criteria for various systems
• Review battery basics and terminology
• Describe and compare different battery chemistries and technologies
• Find the capacity and voltage of different batteries; determine state of charge
• List safety precautions and hazards to be aware of when working with batteries; list appropriate personal protective equipment (PPE)
• Identify appropriate battery enclosures
• Calculate values for current, voltage, and energy for different battery bank configurations
• Review battery bank design parameters
• Complete a lithium-ion battery bank design example
• Review and compare different design example costs
• List features, options, and metering available for different types of battery chargers
• Explain basics of lithium battery charging
• Compare generator types and duty cycle ratings, including fuel options
• Identify specifications critical for choosing appropriate battery-based inverters
• Discuss different overcurrent protection devices and equipment disconnects and when/where they are required
• Define the maximum voltage drop slowed for the proper functioning of a battery-based PV system
• Identify safe installation procedures
• List basic commissioning tests which should be completed before and after a system is operating