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When Should You Worry About Snow on Solar Panels?

When Should You Worry About Snow on Solar Panels?

January 15, 2013 at 9:00 am 1 comment

“Prediction of Energy Effects on Photovoltaic Systems due to Snowfall Events,” a report released at the 38th IEEE Phovoltaic Specialists Conference in June 2012 by researchers Rob W. Andrews (Queen’s University in Kingston, Ontario) and Joshua M. Pearce (Michigan Technological University in Houghton, Mich.), found only a small percentage ofRead More

A three-phase string inverter from Chint.

New Standard: Three-Phase String Inverters

January 15, 2013 at 8:50 am Comments are Disabled

Somewhere between micro and central lies a better inverter architecture for commercial rooftops. By Casey Miller Throughout the last few years, solar inverters have become more advanced and efficient enabling new technologies to challenge old norms. Microinverters have made great strides to become a dominant force in the residential market,Read More

Solar Panel Cleaning

Solar Panel Cleaning

January 15, 2013 at 8:49 am 2 comments

Crystalline modules are delicate creatures. A few cleanings every now and then will help them live up to their full potential. It’s a few months after your solar project “flipped the switch.” You bought these solar modules because the manufacturer promised they were the best in the industry. So whyRead More

What’s Next for Crystalline Modules?

What’s Next for Crystalline Modules?

January 15, 2013 at 8:45 am Comments are Disabled

The trend for 2012 was a downfall — continuously dropping module prices and shrinking revenues. According to information and analytics provider IHS (formerly IMS Research), the module market will finally see relief in 2013. The decline in PV module pricing will slow down in 2013, eventually stopping by the secondRead More

Common Solar Distributor Myths

Common Solar Distributor Myths

January 15, 2013 at 8:42 am 1 comment

Common misconceptions customers have about partnering with a solar distributor are listed here. Myth #1: It’s cheaper to buy directly from the manufacturer. • Installers might imagine they are cutting out a huge margin that distributors are taking in, but distribution is generally a high-volume, low-margin business. • Generally, whenRead More

The Benefits of Partnering with a Distributor

The Benefits of Partnering with a Distributor

January 15, 2013 at 8:42 am 1 comment

In a fiercely cost-competitive market, it may seem counterintuitive to purchase solar products from a distributor. However, experienced solar professionals know that the right solar distributor can be a key partner in success and provide risk protection, buying power and market guidance. This support is critical in allowing installers andRead More

The Evolution of the Combiner Box

The Evolution of the Combiner Box

January 15, 2013 at 8:40 am Comments are Disabled

Combiner boxes enhance safety and improve performance for solar installations. By Brendan Foley As the PV industry has grown and evolved, so too have many of the components found in solar installations. This is especially evident in the combiner box, which aggregates DC source circuits into a single circuit andRead More

Rudolph/Libbe completed a 98-kW installation at the Toledo Zoo in 2010. The project spotlights the local community, focusing on Toledo’s nickname “Glass City” while also promoting sustainability.

Cloudy With a Chance of Solar Power

November 15, 2012 at 9:20 am 1 comment

Ohio contractor Rudolph/Libbe uses its construction knowledge to grow the solar market throughout the region. A Nile hippopotamus gives birth underwater for the first time on camera, not in Africa, but in Ohio? Not the strongest association with the Buckeye State, but it did happen. The Toledo Zoo’s Hippoquarium wasRead More

Bigger and Better

Bigger and Better

November 15, 2012 at 9:16 am 1 comment

The 1,000-volt inverter has officially been certified for more than a year, providing ample opportunities for larger and cheaper solar farms. A little more than a year ago, North America was introduced to the solar industry’s new star — the 1,000-volt inverter. The product, first presented by American Electric TechnologiesRead More

String inverters are usually mounted on a wall easily accessible for repairs if a string goes down.

Choosing the Right Inverter

November 15, 2012 at 9:15 am Comments are Disabled

String inverters and microinverters both come with their pros and cons. Determining which is best for a residential or small commercial project really comes down to customer preference. Inverter manufacturers definitely consider each other competitors, but they’re colleagues all the same in the fight to take the solar industry toRead More