Page 28 - European Energy Innovation - Spring 2015 publication
P. 28
Spring 2015 European Energy Innovation

COMMUNICATION

PVGUM
Towards sun power made for roofing

Started in November 2010, PV-GUM is a 4.5 year demonstration project involving eight European
partners, 6.4 M€ funded by the European Commission under the 7th Framework Programme. The main
scope of the PV-GUM project is to fully integrate flexible thin film PV modules in the roofing membrane
from manufacturing stage.

Building Integrated adopted by the building industry, less labor and installation cost
Photovoltaic (BIPV) potential the new BIPV product should be needed.
is estimated to 23 million m² low-cost, close to ‘classical’ high
of suitable existing roofs and performance roofing membranes In fact, the PV-GUM laminates
facades with proper sunshine in terms of size and installation, will be the result of a unique
exposure. In particular, flat with proven waterproofing roll-to-roll lamination process,
roofs which are usually part properties, enhanced with a dedicated operational
of commercial and industrial production of PV electricity, production line set up at the end
buildings, offer important robust, easy-to-install, of the project. The performance
surfaces which can be exploited sustainable and recyclable. of the PV-GUM products will then
for PV electricity production. To tackle these challenges, be assessed in real conditions
Nevertheless, BIPV remains the PV-GUM consortium thanks to 100 kWp demonstration
significantly more expensive implements an end-to-end installations.
than standard construction approach: the work carried out
materials, with non-proven includes developments from Based on current technology
robustness, which hinders the manufacturing to installation development, PV-GUM
adoption of BIPV solutions by and recycling of the total consortium decides to focus
builders and building owners. product. on the application on synthetic
To overcome these issues and waterproofing membranes.
support BIPV mass deployment, The 4.5 year project is aiming at
the PV-GUM project aims at reaching a production capacity Effectively DERBIGUM has a plant
developing a BIPV product of 10 MW of the new ‘PV-GUM’ in Germany (Hassfurt) producing
where the thin film PV modules roofing membrane in Europe, synthetic membrane based on
are fully integrated during with expectations of expansion a specific formula of EVA/PVC
manufacturing in bitumen- in the future. It also should have polymers.
based or polymer-based a real impact in the European
roofing membranes, which are BIPV industry, as manufacturing So the objectives for the PV-GUM
waterproofing solutions widely and cost competitiveness will project will be to :
used for flat roofs. Indeed, to be be significantly improved due to
• Reach 11% efficiency for PV
Lamination process Quality control of 2 modules of modules
6 meter length laminated onto
synthetic roofing membrane. • Produce 6m long membrane
with 2 PV modules industrially
produced and laminated

• Reach competitiveness for
final PV system installed
(around 1.5 €/Wp – including
waterproofing) by doing a
considerable cost decrease
thanks to optimization of R2R
process

• Draw a Full Life-Cycle
Analysis of Photovoltaic
membranes

• Design an automatic flame-less
application tool

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