Solar Articles

  • Solar production monitoring
So, you’ve invested in your dream PV system.   It’s been months since you signed the contract with your installer and there have been a couple of rocky times in between then and now.  None of that...
Support Article
4/22/2015
  • Sunpreme Solar Atrium Covered Roof
Did you know that in less than 15 seconds, the sun provides as much energy to Earth as what humankind needs for a day? What if we could harness most of this energy for the benefit of our planet...
Support Article
4/20/2015
  • AHJ
Whether you’re a homeowner, entering the solar integrator business, or are a seasoned professional, you’ll be dealing with permitting and interconnection tasks for each and every solar installation...
Support Article
4/9/2015
  • Unirac intuitive design
In this week’s article I am reviewing Unirac’s recent advancements in their SolarMount racking products. In an ever growing racking market, with all of the options that are out there, it can be...
Support Article
4/9/2015
  • Step to PTO for solar
The majority of solar installations in the US are grid-tied.  This arrangement allows homeowners and commercial tenants to seamlessly pull power from their solar array, the local utility or both. ...
Support Article
4/8/2015
  • Total obscurity lasted only a couple brief minutes for PV
Shadows of doubt were cast over much of Europe last week as a large portion of the continent experienced a partial solar eclipse.  Despite the Moon breaking our line of site with the Sun, total...
Support Article
3/25/2015
  • a squirrel next can cause a ground fault on a PV array
Your PV system was installed two years ago and everything has been perfect.  You’ve been reaping the rewards of solar power for some time now and you’ve adjusted to the significantly lower electric...
Support Article
3/25/2015
  • solar ohms test
Troubleshooting ground faults is simple.  Just remember to use proper safety procedures and equipment when performing these tasks.  This includes locking out any disconnects and enclosures to...
Support Article
3/25/2015
  • The Current State of Property Assessed Clean Energy, PACE Californica
  The emergence of the PPA and access to financing has been a game changer for the solar industry. Of course the improving technology, declining equipment costs, streamlining permit and net-...
Support Article
3/15/2015
  • Well flashed and Sealed PV Mounting
The installation of mounting feet / brackets for PV racking systems on asphalt shingle roofs has come a long way over the years.  Changes in installation details, the introduction of proper flashing...
Support Article
3/10/2015
  • Energy Storage Frameworks to Accommodate High Levels of Solar Penetration
Energy storage, at both the residential and utility scale, stands to address two of the most challenging problems currently facing utilities and the grid. Under ideal conditions utilities return...
Support Article
3/10/2015
  • Making the decision to go off the grid
In previous articles about off-grid photovoltaic (PV) systems I have touched on many of the technical aspects of sizing the system and components.  However, I left out a very important topic that...
Support Article
3/1/2015
  • The cost of energy can change over the course of a day
  2016 is off to a great start in California with the extension of the Federal Investment Tax Credit and the California Public Utility Commission’s solar rate structure developments. California’...
Support Article
3/1/2015
  • TBD
Pyranometer - a useful, interesting and fun tool for solar integrators.   What is a Pyranometer? A pyranometer is a device used to measure the amount of irradiance that reaches the earth’s surface. ...
Support Article
2/26/2015
  • Obama Fights to Extend the ITC
Residential and commercial solar benefited from a significant boost with the introduction of a 30% investment tax credit (ITC) under the 2005 Energy Policy Act. Although initially offered for a brief...
Support Article
2/25/2015
  • Wattsun Solar Tracker
Recently I have noticed that there has been a significant increase in interest in solar trackers.  I would like to take some time here to discuss a few of the advantages and disadvantages of this...
Support Article
2/15/2015

Pages