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Polymeric Materials for Solar Thermal Applications
2006 - 2014
Dr. Michael Köhl Operating Agent
Fraunhofer ISEFreiburg, Germanymichael.koehl@ise. fraunhofer.de
Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Dr. Michaela Meir Subtask Leader B
University of OsloOslo, [email protected]
Prof. Dr. Gernot M. WallnerSubtask Leader C
Johannes Keppler UniversityLinz, [email protected]
Dr. Stephan FischerSubtask Leader B
University of StuttgartStuttgart, [email protected]
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Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Background: Solarthermal growth
20% Annual growth:
390 GW ~ 560 Mm² in 2020
How to provide the
raw materials?
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Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Energy consumption
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Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Cost scenarios
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Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Assessment of the applicability and the cost reduction potential of polymeric materials for solar thermal systems
Novel polymer based designs
Evaluation of less expensive materials
Assessment of durability and reliability
Promote increased confidence in the use of these products
Development and application of appropriate testing and certification methods
Identification of less expensive manufacturing processes
Objectives
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Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Collector components
Assembly Process
Absorber and thermal
insulation inserted into
collector trough
Back plate bonded
to collector trough
Back Plate
Thermal Insulation
Absorber
2-Component Extruded Trough
Material Selection (example)
glazing of collector trough:
transparent PA
structure of collector trough:
PA coloured
back plate: PA coloured
Assembly Process
Absorber and thermal
insulation inserted into
collector trough
Back plate bonded
to collector trough
Back Plate
Thermal Insulation
Absorber
2-Component Extruded Trough
Material Selection (example)
glazing of collector trough:
transparent PA
structure of collector trough:
PA coloured
back plate: PA coloured
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Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Integrated storage collectors
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Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Mass production
Design-Concept
Creation of suitable materials
Processing Development
Coating application
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Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Functional coatings
thermotropic polymeric materials allowing for
temperature control of a collector
thickness insensitive spectrally selective paints (TISS)
and glazing with self-cleaning properties
adhesion of functional polymeric materials to polymeric
substrates
ageing behaviour of functional polymeric layers and
glazing under service relevant loading and
environmental conditions
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Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Building integration
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Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Solar
Research Institutes
Polymer
Research Institutes
Solar
manufacturers:
Materials
Components
Systems
Polymer
manufacturers:
Materials
Components
Processes
Machines
Stakeholder
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Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
SUBTASK A • Information
• Dr. Michaela Meir
• Norway
SUBTASK B • Collectors
• Dr. Stephan Fischer
• Germany
SUBTASK C • Materials
• Prof. Dr. mont. Gernot Wallner
• Austria
OPERATING AGENT: Dr. Michael Köhl, FhG ISE, Germany
Subtask division
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State of the art: Polymeric materials in solar thermal
applications
Taskforce on total cost accounting approach (incl. LCA)
Taskforce on standards, regulations and guidelines
Database of successful architectural integration
Dissemination of information
Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Subtask A:
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Polymeric materials for solar thermal collectors –
Market overview and life cycle study
Dr. Michaela Meir
NORWAY
Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Subtask A:
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Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Subtask B:
Design of polymer-friendly systemspressure-lessdrain-backthermosiphon
Development of polymeric collectorsbuilding integratedoverheating-control
Design of polymeric absorbers
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Requirements for polymeric based collectors and components, and
examples for developed products
Dr. Stephan Fischer
GERMANY
Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Subtask B:
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Tailor-made polymeric materials for collectors and heat storages
Prof. Dr. mont. Gernot M. Wallner
AUSTRIA
Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Subtask C:
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Development of Multi-Functional Polymeric Materials
Processing and Evaluation of Components and Functional Coatings
Methods for Testing and Characterization of Polymeric Materials
Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Subtask C:
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Polymeric materials for solar thermal collectors –
Market overview and life cycle study
Dr. Michaela Meir
NORWAY
Polymeric Materials for Solar Thermal Applications – Final Presentation 10/2014
Subtask A:
