UL 3741: Photovoltaic Hazard Control and the 1000V System This is part 2 of Sean White’s explanation of UL 3741, also known as photovoltaic hazard control and otherwise known as rapid shutdown. The UL 3741 listing came out in 2020 and it takes time for manufacturers to come up… Continue reading “UL 3741: Photovoltaic Hazard Control and the 1000V System”
The 2023 National Electrical Code is Now Available Online for Free Becoming familiar with the National Electrical Code (NEC) is an absolute requirement for anyone planning on advancing in residential and commercial solar installation, design, or operations. It’s created by the National Fire Protection Association (NFPA) to safeguard persons and property… Continue reading “The 2023 National Electrical Code is Now Available Online for Free”
Why Your Company Needs a Solar + Storage Display System and Other Ways to Get Proficient with Energy Storage Systems We asked Chris LaForge, instructor of several solar and storage courses on HeatSpring, what steps companies newer to energy storage should be taking to get up to speed and do quality work. Chris explains the value of training, why your… Continue reading “Why Your Company Needs a Solar + Storage Display System and Other Ways to Get Proficient with Energy Storage Systems”
Changing Standards for the PV Industry: UL 61730 for PV Modules and UL 3741 for PV Hazard Control (Rapid Shutdown UL Listing) Codes and standards are regularly updated for the constantly evolving solar and storage industries. Sean White and Bill Brooks recently updated their advanced codes courses on HeatSpring to include information on UL 61730 and UL 3741. Here’s some information on… Continue reading “Changing Standards for the PV Industry: UL 61730 for PV Modules and UL 3741 for PV Hazard Control (Rapid Shutdown UL Listing)”
Key Takeaways from the National Solar Jobs Census 2021 + Updates to Solar Career Pathways Course Sharing out the latest information on solar employment statistics is a big component in HeatSpring’s free Solar Career Pathways course. When partners on the course, the Interstate Renewable Energy Council (IREC), released their National Solar Jobs Census 2021, we jumped… Continue reading “Key Takeaways from the National Solar Jobs Census 2021 + Updates to Solar Career Pathways Course”
The Most Common Problem When Troubleshooting PV + Energy Storage Systems When asked about the most common problem regarding solar + storage, HeatSpring instructor Chris LaForge came up with his answer without hesitation. Tune in to the video or the transcript below to hear Chris’s thoughts on the issue. Chris has… Continue reading “The Most Common Problem When Troubleshooting PV + Energy Storage Systems”
Why Your Install Crews Don’t Have (M)any Women It’s no secret that women are very underrepresented in the solar industry. According to the National Solar Job Census, women made up just under 30% of solar employees in 2021, which is well below the 47% of women that make… Continue reading “Why Your Install Crews Don’t Have (M)any Women”
Simulating a Power Outage to Test Battery Health Batteries that are used strictly for resiliency are oftentimes rarely discharged, as these storage applications only get used when the utility has an outage. That has a lot of implications for the storage equipment. Join HeatSpring instructor Chris LaForge as… Continue reading “Simulating a Power Outage to Test Battery Health”
Construction & Project Managers: Demand is High, Supply is Low Chris Lord helps put together and finance large solar projects. From that vantage point he’s able to see where bottlenecks are in the industry. Recently Chris was telling me how hard it is to find experienced construction and project managers… Continue reading “Construction & Project Managers: Demand is High, Supply is Low”
The Importance of Surge Protection on PV + Energy Storage Systems Chris LaForge has been in the solar and storage industry for over 30 years. You can imagine he’s seen it all when it comes to operations and maintenance on solar and energy storage systems. We wanted to know what is… Continue reading “The Importance of Surge Protection on PV + Energy Storage Systems”
The Whys of String Sizing Let’s go over the whys of string sizing. What is it and why do we do it? String Sizing Basics String sizing is critical when you’re putting modules in series. Remember that when you put modules in series, the voltage… Continue reading “The Whys of String Sizing”
New Free Course from Fronius: PV Design & Repowering with Solar.creator and Repowering Tools The technical team from Fronius is sharing their knowledge and software tools again with the HeatSpring community – this time they’re teaching about their latest and greatest software design tools. The Fronius Solar.creator is a free and easy-to-use online configuration… Continue reading “New Free Course from Fronius: PV Design & Repowering with Solar.creator and Repowering Tools”
1 NABCEP CEU – New Free Course: Simplify Your System Design with Modern String Inverters by Fronius Like much of the equipment in the solar industry, technology found in string inverters has evolved over the past 10 years. Even just a few years ago, designers would be wary using string inverters on sites with challenging roof architecture… Continue reading “1 NABCEP CEU – New Free Course: Simplify Your System Design with Modern String Inverters by Fronius”
New Free Course: Unirac’s Faster Solar Design with Online Tools What tools do solar designers use to improve the speed and accuracy of their project designs? This new, free solar design course from Unirac gives you a quick introduction to many of the top solar design tools available. I’ve always… Continue reading “New Free Course: Unirac’s Faster Solar Design with Online Tools”
Sean White Explains AC-Coupling, DC-Coupling, and Types of Inverters With demand increasing for energy storage, more solar customers have questions about how batteries can work with their solar systems. Let’s talk about how to couple PV and batteries as well as the various types of inverters on the market. … Continue reading “Sean White Explains AC-Coupling, DC-Coupling, and Types of Inverters”
What skills do teams need to execute utility scale solar projects? – Ask an Expert In the Ask an Expert series, HeatSpring instructors and industry thought leaders answer a question on the minds of the HeatSpring community. We are joined by Dylan Reitenbach, Project Manager at a national solar developer and financier. In this session,… Continue reading “What skills do teams need to execute utility scale solar projects? – Ask an Expert”
When are new versions of the National Electrical Code adopted by NABCEP & AHJs? – Ask an Expert In the Ask an Expert series, HeatSpring instructors and industry thought leaders answer a question on the minds of the HeatSpring community. We are joined by Sean White, instructor of several NABCEP prep, solar, and storage courses on HeatSpring. In… Continue reading “When are new versions of the National Electrical Code adopted by NABCEP & AHJs? – Ask an Expert”
New Free Course: Solar Development on Brownfields & Landfills In the past few years, the Environmental Protection Agency (EPA) identified over 80,000 brownfields and municipal solid waste landfills across the country that could be used for renewable energy facilities. There are many benefits to reusing contaminated land for renewable energy, such… Continue reading “New Free Course: Solar Development on Brownfields & Landfills”
How can end users truly get the most out of their solar + storage investment? – Ask an Expert Session In the Ask an Expert series, HeatSpring instructors and industry thought leaders answer a question on the minds of the HeatSpring community. We are joined by Chris LaForge, instructor of the Designing Small Scale PV Systems with Energy Storage. While… Continue reading “How can end users truly get the most out of their solar + storage investment? – Ask an Expert Session”
HeatSpring Alumni Spotlight: Flying Drones with Ian Ian Ricci enrolled in the HeatSpring Drone Pilot Boot Camp in 2020. He is the Co-Founder and COO/CTO at SolBid, where he uses his flying skills and commercial drone pilot license to do everything from initial site inspections to showing… Continue reading “HeatSpring Alumni Spotlight: Flying Drones with Ian”