* Helpful tools and products used in the solar industry * Residential installation tips * Commercial solar installation examples * Transformerless inverter installations * Grid-tie with battery backup design and installation * Off-grid design considerations * Load side taps * Grounding * Ballasted roof top system design * Ground mount design * Custom racking * Wiring methods * New technologies * Battery box construction
Solar Thermal Hot Water Systems (BPEC NOS for MCS)
* Define multimode system terminology * Describe goals and applications of multimode systems * Detail basic component layouts of multimode systems * Define microgrid systems and diagram component layouts for microgrid applications * List applications for multimode systems * Distinguish between back-up and self-consumption use cases * Examine daily and annual data to perform a load analysis * Review battery bank sizing * Identify PV array sizing methods and variables for multimode systems * Calculate minimum PV array size to meet load requirements * Calculate what percentage of overall annual consumption will be offset by selected PV array size * Analyze data required to specify a multimode inverter * Differentiate between sizing considerations for internal and external AC connections * Describe various configurations for stacking and clustering multiple inverters * Describe when and why advanced inverter functions are used * Discuss the equipment and designs needed for advanced multimode functions * Analyze each advanced multimode function * List data needed to perform an accurate financial analysis of systems that use advanced multimode functions * Describe factors that can affect the financial analysis of systems using advanced multimode functions * Describe the National Electrical Code (NEC®) Articles that apply to the different parts of PV and energy storage systems (ESS) * Identify specific requirements for ESS and systems interconnected with a primary power source * List relevant building & fire codes * Communicate specific requirements for workspace clearances, disconnects, & OCPD * Describe PV system requirements that affect ESS installation * List ESS labeling requirements * Review DC coupled systems, including advantages and disadvantages * Discuss MPPT charge controller operations and options * Review charge controller sizing for grid-tied systems * Design a DC coupled multimode PV system for a residential application * Define operating modes of an AC coupled PV system while grid-connected or in island mode * Explain charge regulation methods of grid-direct inverter output * Review AC coupled PV system design strategies * Evaluate equipment options for AC coupled multimode applications * Design an AC coupled multimode PV system for a residential application * Define Energy Storage System (ESS) * Describe criteria for evaluating energy storage system configurations and applications * Design ESS system for back-up power * Describe large-scale energy storage system applications and functions; review use case examples * Analyze equipment configuration options for large-scale AC and DC coupled systems * Formulate questions to enable design optimization of large-scale energy storage systems Note: SEI recommends working closely with a qualified person and/or taking PV 202 for more information on conductor sizing, electrical panel specification, and grounding systems. These topics will be part of this course, but they are not the focus.
Students who complete PVOL206 will be able to: * Discuss the basics of policy and its effect on the solar industry * Identify resources to learn more about policy and keep up to date with new developments * Describe general sales tips * Discuss common objections * Identify techniques to close a sale * Identify customer motivations and needs * Discuss project timeline with customer * Manage customer expectations and advise about PV system limitations * Discuss manufactures, installation, and roof warranties * Explain expected system performance * Identify jurisdictional issues (zoning, fire marshal regulations) and city, county, and utility requirements * Understand electric bill terminology, key information, and billing procedures * Recognize any variations in energy use * Determine property type, house orientation, roof tilt/angle, and available area * Identify any shading and evaluate obstructions * Estimate array size based on customer budget, kWh consumption, and / or available roof area * Price array size based on average $/watt * Develop price range, savings estimate, and preliminary economic analysis * Present (verbal / brief) initial ballpark proposal and benefits, discuss customer's budget limits * Identify overall customer considerations and general safety requirements * Define the electrical meter and main service panel information required * Identify point of interconnection, location for electrical equipment, and location for conduit runs * Describe factors to consider with data monitoring * Determine maximum PV capacity that can be connected to a specific service and/or electrical panel * Create a final array layout * Accurately estimate PV system production * Define metrics to evaluate labor and material costs * Calculate an average residential system cost & identify the major contributing factors * Identify the main benefits of reviewing actual build data (job costing) * Define property tax exemptions, tax deductions, transfer credits, sales tax exemptions * Explain performance based-initiatives * Evaluate taxability of credits and other incentives * Review net-metering and feed-in tariff laws * Identify different utility financial structures and regulated and deregulated markets * Describe demand charges & the duck curve * Outline financing basics * Explore ownership models * Calculate annual and cumulative cash flow, determine payback * Calculate the environmental benefits of installing solar * Identify what to include in a proposal, the proposal process, and what tools are available to generate proposals
This training includes two lessons for a total of 8 contact training hours. Each lesson includes presentations, field videos, interactive exercises, and a quiz. * Lesson 1: Site and Mechanical Hazards- Identify common site and mechanical hazards that workers are exposed to when installing ground-mounted PV arrays, describe ways to mitigate hazards, determine safe working practices and PPE requirements. * Lesson 2: Electrical Hazards- Determine electrical hazards on large-scale PV job sites, identify shock and arc flash hazards and implement protective measures, define lockout/tagout methods and principles, examine installation, maintenance, and PV testing hazards.
Modeling is a complicated topic - and performance calculation tools offer nearly endless âknobsâ to turn, any of which can impact the projected production. A fundamental understanding of what goes on âbehind the scenesâ is important to be able to make the right decisions when selecting data, adjusting system assumptions and de-rates, and comparing results so you can be confident when you make a production prediction or design choice. Don't worry, the heavy math is left to the modeling tool! Topics include: * Examining and applying the core calculations used to predict production of PV arrays * Comparing the various modeling programs on the market, and their different approaches * Interpreting simulation results from performance models * Relating how system design choices impact the production of the array Join Paul Grana, co-founder of Folsom Labs and the HelioScope modeling and design tool, for an in-depth look at PV system performance modeling in four Parts: 1. Introduction and System Design 2. Environment Assumptions and Irradiance Calculations 3. Module Modeling and System Behavior 4. Simulation Results and Model Comparison
The step-by-step process walks through all the requirements to design 2011 NEC compliant systems. This process applies to all circuits in grid-direct PV systems, regardless of size. Developed in conjunction with industry experts and extensively peer reviewed, SEI's wire sizing methodology takes the mystery out! Full coverage of all NEC Article 310 and 690 conductor and overcurrent device sizing. Join SEI instructors Brian Mehalic and Rebekah Hren for a three-hour on-demand training training session.
Students who complete the PV201L workshop will be able to: * Perform power and energy calculations * Obtain and apply specifications for PV modules and determine their performance given various environmental and operating conditions * Safely operate various types of digital multimeters * Diagram and determine the power, current, and voltage characteristics of PV modules in different series and parallel configurations * Install various mounting systems (ground, pole, roof, and trackers). * Decipher balance-of-system equipment specification sheets to determine the critical information needed for system design * Install a residential grid-direct system including the array, inverter, circuit conductors, and overcurrent protection * Safely operate equipment grounding, system grounding, and components and conductors used for grounding * Work with wires and components on schematics of residential grid-direct systems: disconnects, inverter, equipment grounding conductors, ungrounded conductors, grounded conductors, the grounding electrode(s), and the AC and DC system grounds * Identify potential safety hazards and demonstrate the proper use of personal protective equipment for working on grid-direct PV systems * List the order of installation, commissioning, and decommissioning of a grid-direct PV system Note: This class is a great complement to PV301L, the Solar Electric Lab Week (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
Students who complete the PV351 workshop will be able to: * Determine use and analyze results from various test tools used during commissioning, performance evaluation, operations and maintenance, and troubleshooting. * Define the theory, procedures, and processes behind insulation resistance testing, IV curve tracing, infrared cameras and thermal imaging, performance evaluation, and troubleshooting * Demonstrate proper set-up, use, and function of PV test tools including: IV curve tracers, insulation resistance testers, and thermal cameras * Evaluate the performance of working systems using correct and complete field procedures * Troubleshoot and locate common PV array and system faults using appropriate methodologies and testing tools
Join SEI's Will White - who's been living off-grid since 2007 - for an in-depth look at off-grid system considerations in three parts: * Components used in an off-grid system. * Design parameters of an off-grid system. * How to size individual components for an off-grid system and the maintenance required.
* Rapid shutdown for PV systems on buildings * Expansion of ground-fault and arc-fault requirements * Changes that further enable 1,000 Vdc PV systems * Updates to disconnect and fuse servicing requirements * New standards for field-applied hazard markings * Major changes for interconnecting PV systems to the grid * New requirements for battery-based PV systems, both stand-alone and interactive * Additional changes in Articles 690 and 705, as well as other relevant Articles Join SEI instructors and Code experts Rebekah Hren and Brian Mehalic for a fast-paced and fun three-hour long look at how PV design and installation requirements changed with the adoption of the 2014 Code.
The course will familiarize students with industry history, the distribution chain, jobs in the industry, safe practices, and national codes and standards. Students will explore the different types of collectors, systems, components, and materials used in solar heating systems and determine their appropriate applications. The course will also examine the techniques and tools used for installing solar heating equipment. Finally, students will learn how to conduct site assessments, analyze hot water loads, develop accurate system sizing and project cost estimates, and identify the economic and non-economic benefits of a solar heating system. Students who complete the SHOL101 course will be able to perform the following: * Differentiate between various renewable energy sources and types of systems * Perform calculations as needed for system sizing and other exercises. * Evaluate the different types of SH systems and their suitability for specific climates. * Describe solar energy and applications for solar heating systems. * Identify components specific to various types of solar water heating and solar pool heating systems. * List the applications, operation, and functionality of the following SH systems - solar pool heating, ICS, thermosyphon, direct forced circulation, drainback, and antifreeze. * Obtain specifications for various solar collectors and determine collector performance given various environmental and operating conditions. * Identify various types of tools used in the SH industry and explain how to use them safely. * Determine the magnetic declination, define azimuth and altitude angle and evaluate the shade potential for a given site. * Estimate energy production of a SH system based on location specifics including orientation and tilt angle. * Describe methods of attaching mounting hardware to a collector. * Evaluate what type of solar heating system is most appropriate based on specific site criteria. * Identify appropriate codes and standards concerning the installation, operation, and maintenance of SWH systems. * Identify potential safety hazards and the proper personal protective equipment for working on solar heating systems.
Students who complete the PV301L workshop will be able to: * Identify and describe the basic functions of each component in a PV system * Describe the configuration of various types of PV systems: PV direct, Stand-alone, PV/hybrid, Multimode, Zero-sell, Micro-grid, Utility-scale energy storage * Calculate the capacity & voltage of different batteries * Determine the state of charge of a battery by testing voltage and specific gravity * List safety precautions & equipment required to work with batteries * Demonstrate safe procedures for connecting and disconnecting batteries * Demonstrate the process of adding water to batteries * Identify appropriate battery enclosures * Diagram and wire battery banks in series and parallel configurations, given various system parameters * Make cables and lug connections for battery wiring * Install temperature sensors on batteries * Wire the battery bank for a live system * Wire and test charge controllers through the various stages of operation * Install and test PWM and MPPT charge controllers * Program MPPT charge controllers based on battery and array values * Wire and program battery SOC meters in different PV system configurations * Set up and operate batteries during bulk, absorption, float, and equalization cycles * Describe how maximum power point tracking and voltage step-down affect a PV system * Identify some features, options, and metering available on different types of battery chargers * Identify appropriate inverter types for different battery-based system configurations * Compare available features and capabilities of battery-based inverters * Identify specifications critical for battery-based inverters * Wire test and program battery based inverters * Discuss when and why breakers would be used rather than fuses * Use a 3-line diagram to wire a system * Discuss the order and perform safe installation practices * Demonstrate the order of safe commissioning * Demonstrate the order of shut-down and how to establish an electrically safe working environment
This course covers National Fire Protection Association (NFPA) 855 and UL9540 standards as they relate to design and installation considerations, as well as their intersection with the International Fire Code (IFC), International Residential Code (IRC)and NFPA 1 Fire Code. * Overview of applicable fire codes * Why fire codes matter * ESS fire codes evolution over time (1997-2021) * Fire code cycles across the U.S. * Fire code requirements by cycle (IRC, IFC, NFPA 1) * NFPA 855 requirements for ESS (residential and commercial) * UL 9540 listing and UL 9540A testing * Summary and wrap-up
Common chemistries, including lead acid, lithium ion, and nickel iron, each have different installation, maintenance, storage, and transportation requirements that can lead to fatal consequences if not conducted properly. This 8-hr online course, produced under an OSHA Susan Harwood Training Grant, provides training on the hazards associated with each energy storage technology and the control measures to eliminate or mitigate those hazards. This training includes five lessons for a total of 4 contact training hours. Lessons includes presentations, field videos, interactive exercises, and quizzes. Lesson content includes * Lesson 1: Introduction to the Course and OSHA requirements * Lesson 2: Energy Storage Technologies- Energy storage basics, lead-acid energy storage systems, lithium-ion energy storage, other types of electrochemical energy storage systems * Lesson 3: Energy Storage Safety Regulations- OSHA safety regulations, NFPA 70 (the National Electrical Code) and NFPA 70E (Standard for Electrical Safety in the Workplace) NFPA 855 (Installation of Stationary Energy Storage Systems), the International Residential Code (IRC) and the International Fire Code (IFC) * Lesson 4: Electrical Hazards- Electrical shock hazards, electrical arc flash hazards, electrical PPE, electrical connection hazards * Lesson 5: Other Hazards- Chemical hazards, fire hazards, gas hazards, physical hazards, storage and transportation hazards, temperature effects on batteries, working space and clean installations
* Basic customer considerations * Basic site safety * Structural information - rafter size, spacing and span, among other things * Roof information - including roofing material and condition * Site information - required for all ground- and pole-mounted arrays * Shade analysis for proposed array site * Electrical information - system voltage and type, service disconnect size, panel ratings and more!
Solar Energy International discusses the following topics: * Are you are using the best temperature data to calculate maximum system voltage? * Have you reviewed new requirements for labeling, marking and routing conductors? * 2011 grounding and bonding requirements have been greatly simplified! * Wondering about the DC arc-fault protection devices now required? * Don't forget that PV source and output fuses now require disconnects within sight! SEI instructors Brian Mehalic and Rebekah Hren also discuss the following topics: * The code-making process, looking to 2014, Articles 90.1(B) and 110.3, * 690.4(B) Qualified persons * 690.8(B)(1) and (2) Overcurrent devices and conductor ampacity * 690.13 Exception 2 - Disconnecting means - all conductors * 690.31(E) DC circuits inside a building - Type MC, distance from decking, marking * 705.12(A) Size limits of parallel production sources
Participants perform preliminary system sizing for mechanical and electrical power generation of 50-watt to 100-kilowatt capacities. This training combines class lectures with site tours and lab exercises. Hands-on exercises include: methods of flow measurement, determining head, analyzing and assembling small functioning systems. The class is taught by two highly experienced Micro-hydro installers/instructors. Topics Include: • Learn safety procedures working with electricity • Understand fundamental water hydraulics and hydrostatic pressures. Understand the difference between static and dynamic heads. • Understand the various components of hydroelectric systems • Identify the two major hydro turbine groups (reaction and impulse turbines) • Learn the differences between AC and DC Systems • Develop site analysis skills for measuring water flow and elevation difference (head) • Review 6 different plan examples of hydroelectric system designs • Learn battery design and energy storage techniques • Understand controls for balancing energy production with energy loads • Summarize troubleshooting procedures and resources • Develop maintenance requirements both short and long term • Learn integration techniques for hybrid solar, wind and hydroelectric systems • Review 4 case studies using different turbine types • Learn legal requirements for hydroelectric systems including FERC permits, water rights and stream alteration.
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
Solar Energy International empowers students, alumni, and partners to expand a diverse, inclusive, well-trained and educated solar workforce and spread the knowledge of how to safely deploy industry-leading technology. Our aim is to mitigate climate change, promote sustainable economic growth, and support energy independence. We offer varying training methods, click below to explore our training offerings: * Online Training [https://www.solarenergy.org/training-schedule/online/] * Hands-on Training [https://www.solarenergy.org/training-schedule/hands-on/] * Solar Training in español: para información en español haga clic aquí [https://www.solarenergy.org/es/].
Learning Academy (UK) are UK’s leading training provider for the following City & Guilds/ NICEIC/NAPIT and EAL related Qualifications: Energy Efficiency Overview: Our aim is to enable as many of the 26 million households and 4.5 million businesses as possible in Great Britain to benefit from energy efficiency improvements in the most cost-effective way. In line with this aim, the Green Deal is designed to: • finance a broad range of energy efficiency improvements • revitalise and drive a competitive and enduring market for energy efficiency Trades People, manufacturers and others involved in the supply and installation of energy saving products are all able to participate in the Green Deal – a new scheme designed to improve the energy efficiency of Britain’s properties. With a variety of operating models available, small and medium-sized businesses are well placed to join this new market. European Legislation requires millions of EPCs to be produced each year. Whether you want to work for an Energy Assessing Company, Estate Agent, Solar Installation Company, Green Deal Provider or start your own practice as an Energy Management Consultant working part or full time there are many opportunities to maximise your earning potential and make your contribution to make the environment greener.