Balance of Systems

Roth: US steel, aluminum tariffs to add at least 1-3c per watt to solar projects

While President Trump has a range of options, all likely scenarios seem likely to result in a modest increase in the cost of solar installations.

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Solar trackers: Record 2017 shipments; up to 20 GW expected in 2018

Last year saw record levels of global solar tracker shipments, reports GTM Research. It forecasts even bigger growth in 2018, despite continued consolidation. NEXTracker held on to the top spot once again, while Latin America became the biggest market.

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The weekend read: Tracker market is adapting to bifacial module technology

Solar tracker makers are bringing specially designed models to the market in order to embrace the coming wave of bifacial panels. While bifacial panels may capture up to 10% more light than monofacial panels, single-axis trackers typically add 25% to that bifacial gain, resulting in a roughly estimated 12.5% gain from the two technologies combined, compared with fixed installs using monofacial panels.

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Indian government makes surprising u-turn on electric vehicle policy

Minister for road transport, Nitin Gadkari drops plans to introduce national policy to support growth of electric vehicles in surprising reversal on earlier ambitions.

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Northvolt battery project approved for EIB loan that could reach €52.5m

The Swedish storage developer will receive the loan funds via the European Commission’s InnovFin fund, which is part of the Energy Demo Projects facility.

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.

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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.

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