PV203: Solar Training - PV System Fundamentals (Battery-Based)

Students who complete PV203 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