He has been on the leading edge of renewable energy technology changes since 1995. He began his career at Kenetech Windpower and Trace Technologies. He then served as the engineering manager at Xantrex, the engineering manager and director of sales at SMA America and the...
To adhere to its Green Building Policy standard, the San Diego Community College District designed its new Career Technology Center at San Diego City College to achieve LEED Gold certification. The architectural features of the building dictate different module types split...
Bonnie Johnson and Paul Torrence represent ideal candidates for a residential grid-tied system. The retired couple has a goal of achieving net zero energy use and prior to the PV installation had invested in energy-efficient household appliances.
LPS Industries, a flexible packaging manufacturer in Moonachie, New Jersey, selected Solis Partners to install what was the largest Solyndra thin-film PV array in the US at the time of commissioning. A new white TPO roof, an integral part of the cylindrical CIGS PV system,...
Instant domestic hot water (DHW) recirculation has been popular for many decades. In buildings where the DHW source is a long way from the hot water fixtures, a circulator pump is frequently used to force hot water from the water heater through the hot supply pipes to the...
Operations & Maintenance
Selecting appropriately matched components, determining correct wire sizes and overcurrent protection, and correctly installing all the equipment are critical elements of PV system design and installation that must pass inspection before the system can be turned over to the...
The National Fire Protection Agency (NFPA) released NFPA 70: National Electrical Code, 2011 Edition in September 2010. The NEC Handbook 2011 was released shortly after. It contains the entire text of the Code with commentary and more than 500 photos and illustrations. The...
Mike Holt, one of the most knowledgeable educators, authors and NEC experts in the US, announced his series of illustrated guides for the latest Code edition. For the first time, Holt offers both a book and a DVD, entitled Understanding NEC Requirements for Photovoltaic...
Draker Labs, a provider of turnkey data monitoring products, released an enhanced web interface to complement its Sentalis line. Sentalis 4 is a fully hosted, web-based interface that provides additional support for managing large portfolios of PV projects. The dashboard...
The North American Board of Certified Energy Practitioners (NABCEP) announced the criteria for its latest certification, PV Technical Sales. The new certification responds to stakeholder input for a rigorous certification that applies to individuals who are not installing...
SolarWorld recently announced that it has doubled the workmanship warranty on its portfolio of solar modules to 20 years.
HellermannTyton is the solar industry’s first manufacturer to offer 25-year–rated plastic wire management products.
Design & Installation
At the grid level, lead-acid batteries account for just a fraction of a percentage of energy storage deployments. So, what battery chemistries are energy storage developers using today, and why? Here we briefly review grid applications for energy storage solutions, both in...
IronRidge’s FlashFoot2 array mounting and flashing system uses a stack of components to elevate the three-tier water seal an inch above the roof plane.
SolarBOS has launched fused ac combiner and recombiner solutions for commercial, industrial and utility-scale PV plants.
Business & Finance
A well-designed content marketing strategy—supported by a robust customer relationship management (CRM) system—builds connections with prospects, engages visitors to your website, educates customers about products and services, establishes your brand as an industry expert...
Darfon Electronics has expanded its product portfolio with the launch of its hybrid H5000 inverter-charger, which it integrates with three complete hybrid energy storage systems (ESSs).
Morningstar recently announced the release of its third-generation ProStar solar charge controller for off-grid, stand-alone PV applications.
SMA’s recently launched Power+ Solution leverages its stake in Tigo Energy by combining its single-phase Sunny Boy-US inverters, available in six power classes ranging from 3 kWac to 7.7 kWac, with Tigo’s TS4-R platform.