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Residential PV

Should I include a battery with my home solar project? Part 2: Costs and savings

An increasing share of residential solar arrays now include energy storage batteries. In part one of this two-part series, pv magazine reviewed the backup power features of batteries. In this part, costs, benefits and timing are evaluated.

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How to clean PV systems covered by volcano ashes

Spanish company Multisistemas E2 has explained how PV systems affected by the volcano eruption in the Canary Islands are currently being cleaned.

Germany has installed 4 GW of PV so far this year

In June alone, new PV additions totaled 406 MW. Feed-in tariffs were reduced by another 1.4%.

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Green loan for 70 MW-plus rooftop solar program in Singapore

The city state is aiming to install panels on more than 1,200 public housing blocks of flats under the fourth phase of its national rooftop solar initiative.

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Global online inventory of PV systems exceeding 10 kW in size

Through the inventory, an international group of researchers was able to identify 68,661 PV facilities, totaling 423 GW across 31 countries. According to the scientists, the online database provides insight into global trends for PV siting decisions, as well as into the gap between facility-level final investment decisions, construction start dates, construction completion dates and facility operations.

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Sunman unveils 430 W glass free solar module

The new product has a power conversion efficiency of up to 19.3% and a weight of 11.2 kg. The module is produced with glass fiber reinforced plastic, which the manufacturer says reduces light reflection and opens up new assembly options.

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US utility paying solar customers to adopt energy storage

Rocky Mountain Power’s incentive program requires that the batteries be charged by on-site solar power systems in order to fully qualify.

Faster permitting crucial to help Italy add 70 GW of renewables this decade

In a chat with pv magazine at the Key Energy event in Rimini, Roberta Valenziani, of Italian trade body Elettricità Futura, explained the factors preventing Italy’s PV market from having a renaissance. She said the country has Europe’s longest delays and highest costs for obtaining permits for large scale solar.

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Microgrid-forming PV microinverter from Enphase

The 97%-efficient device is said to be the most powerful PV microinverter developed by the company to date and is capable of forming a microgrid during a power outage. The U.S. manufacturer expects to ship the first products in December.

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Australian prefabricated solar array manufacturer launches new modular solution

Sydney-based 5B has taken the wraps off a new generation of its re-deployable modular Maverick solar technology which it says is not only quicker and easier to install than the previous model but 30% more powerful.

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