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Modules & Upstream Manufacturing

Quality, now more than ever: An interview with Bill Gambogi and Bob Olsen of DuPont

As part of a focus on PV module and system quality in preparation for our Quality Roundtable at the Solar Power International Trade show in Las Vegas, pv magazine brings you an interview with DuPont Research Fellow Bill Gambogi and Director of Corporate Marketing Bob Olsen.

Quality: Minor differences in yield percentage make the difference between good and bad investment

Changing technology, pressure to cut costs, dizzying price slumps and a number of other issues make solar module quality control as relevant as ever. The danger that modules could fail outright remains slim, so module reliability is still decisive for the success of the investment, explains George Touloupas, Director of Technology and Quality at CEA, in preparation of the 4th pv magazine Quality roundtable at SPI.

Melting backsheets, broken cells, and hotspots

Quality roundtable preparation: A case of compromised quality. An operator claims nearly 17% of the modules in his array displayed significant damage after three years. The EPC company concealed the damage from the investor until the warranty had expired. The module manufacturer responded slowly and only out of goodwill.

Poor quality planning: Shifting the blame, passing the buck

An installation company in the Midwest reports how blame was laid at their door for defective PV panels. The actual cause of the defects probably lie elsewhere.

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GCL-Poly agrees to buy $150 million of SunEdison’s manufacturing business

The Chinese polysilicon and PV maker will buy three of SunEdison’s manufacturing businesses involved in polysilicon production up until cell production, amid rumors that it is also planning to make a bid for SunEdison’s controlling stake in TerraForm Power.

SolarWorld lodges an appeal against court judgment in Hemlock dispute

A revision request has now been received by the appropriate court in Michigan. SolarWorld has meanwhile filled further protective letters against Hemlock to various courts in Germany, as a precaution to prevent possible enforcement of any penalty in Germany. SolarWorld CEO Frank Asbeck is confident that the U.S. silicon manufacturer will not receive recognition of any judgements in German courts.

Fronius opens new R&D center in U.S. with eye on Tesla partnership support

The Austrian inverter specialist opens sales, product management and R&D center in San Francisco to better serve U.S. markets and commitments. Partnership with Tesla expected to be strengthened.

Canadian Solar beats shipment and revenue guidance for Q2

The Chinese-Canadian solar firm shipped 1,290 MW of modules and posted net revenue of $805.9 million in the second quarter, with nearly half of its sales to the Americas.

1366 Technologies unveils 3-D wafers

The company says that its 3-D wafers lower the amount of silicon needed for each wafer without losing strength or performance.

SolarWorld’s finalized Q2 financials confirm growth

The German PV manufacturer recorded significant growth in the company’s sales and revenues compared to the same period last year, while also returning to a positive operating result, although it had to revise down its preliminary results.

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