Balance of Systems

The weekend read: The science of soil

Soiling and solar: No two solar plants are ever the same, and the conditions that can impact energy yield can literally change with the wind. Soiled solar modules had long been considered a minor nuisance for the sector, but as understanding of how soiling affects output improves, so have techniques and technologies to tackle the persistent problem of dirty modules.

1

Arcelormitall submits bid to acquire Exosun

Luxembourg-based Arcelormitall may expand its business in the solar sector through the acquisition of insolvent French solar tracker provider, Exosun.

GCL-Poly unveils $542 million wafer supply deal

A unit of Chinese energy group GCL-Poly Energy has agreed to supply wafers to PV module manufacturer GCL System Integration and one of its subsidiaries in a deal worth up to CNY 3.59 billion ($542.3 million).

Daqo posts $24.1 million net profit in Q3

Daqo New Energy recorded a net profit of $24.1 million in the third quarter of 2017, as the polysilicon and solar wafer producer’s revenue rose nearly 18% from the preceding three-month period to $89.4 million.

What happens when… insulation fails?

Series troubleshooting: Individual insulation failures are often difficult to detect in monitoring. And when such problems are suspected, it is an additional challenge to pinpoint them precisely. In this series of realistic cases, pv magazine aims to make the estimation of troubleshooting efforts more concrete and to stimulate a discussion on today’s troubleshooting efficiency.

Toshiba posts $439.5 million H1 loss as solar ops struggle

Toshiba has posted a group net loss of JPY 49.8 billion ($439.5 million) for the first half of the current Japanese fiscal year, but the bleak outlook for its solar operations is the least of its concerns, as it struggles to cover losses from its bankrupt U.S. nuclear business and avoid being delisted from the Tokyo Stock Exchange (TSE).

What happens when… bypass diodes fail?

Series troubleshooting: Bypass diodes fail regularly, either because they do not have a high enough power rating or because they are overloaded due to nearby lightning strikes. With the following hypothetical, but realistic case pv magazine starts a series which aims to make the estimation of troubleshooting efforts more concrete and to stimulate a discussion on todays troubleshooting efficiency.

2

Singulus to post loss

Singulus Technologies has revealed that more than half of its capital stock has been used up, as it expects to record a loss for the financial year in progress of €16.7 million ($19.9 million). 

Future PV: The feasibility of solar-powered hydrogen production

There is a solid business case to combine PV plants with electrolyzers, as generation costs are low enough to competitively produce hydrogen as a fuel, says Bjørn Simonsen of NEL Hydrogen. He will speak at pv magazine’s Future PV event at SPI in Las Vegas.

4

India launches AD probe against Chinese, Taiwanese and Malaysian solar cells

Country’s Directorate General of Anti-Dumping states that it has identified a causal link between dumping and injury of Indian firms, enough to warrant the initiation of the investigation.

1