German Solar Thermal Technology Platform DSTTP

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1 German Solar Thermal Technology Platform DSTTP Gerhard Stryi-Hipp Fraunhofer ISE board member DSTTP 5 May nd annual conference RHC-platform, Budapest 1

2 Objectives of the German SRA? Based on the European solar thermal SRA Describing the vision of the German solar thermal sector Describing the specific technological potentials and the corresponding R&D topics Defining R&D priority topics and timelines for R&D work Estimation of necessary resources for the R&D work A Strategic Research Agenda of the R&D sector, industry & policy means: Targeted R&D-activities Enforce the R&D priority topics Efficient usage of R&D budget Improved planning of R&D activities by R&D institutes and industry Improved and accelerated R&D results 2

3 DSTTP activities Founded in 2007 Secretariat co-financed by the German ministry for environment from 2007 until is informing about Solar thermal technology R&D institutions R&D programs DSTTP The German SRA on solar thermal energy was elaborated by about 100 experts from industry and research 2008/2009 and finalized by a editorial group in 2010 => publication in December and 2010 DSTTP organized a solar thermal technology conference in Berlin with about 200 participants German translation of the European solar thermal SRA was published

4 DSTTP structure DSTTP Advisory group ca. 30 experts DSTTP secretariat Steering group Ca. 10 people from R&D, industry, policy Working groups WG1) collector technology WG2) innovative storage technologies WG3) seasonal thermal storages WG4) solar cooling and process heat WG5) system technology WG2) training, R&D support schemes WG3) quality insurance WG4) market development, scenarios DSTTP members Open for every interested people from industry, R&D, policy etc. 4

5 Recommendations for R&D priority topics by DSTTP Targets: define for Identify R&D topics and possible results Increase R&D budgets Identified R&D priorities Collector 2015 SolarActive House Thermal storages Solar cooling and solar process heat 5

6 SRA - structure Introduction / Solar thermal vision / market potential R&D topics Solar collectors Thermal storages for single buildings Seasonal thermal storages for district heating grids System technology Solar process heat Solar cooling and refrigeration Framework conditions Quality insurance measures Training needs 6

7 R&D budget Development of the R&D budget for solar thermal energy provided by the German ministry for environment DSTTP asked for an increase from about 6-8 Mio/year to about 50 Mio/yr in the year 2020 at the latest 7

8 Solar thermal vision Solar thermal will cover 50% of the heat demand in 2050 SolarActiveHouse New buildings will be heated by 100% with solar thermal energy Solar renovation The renovation of the existing building stock will be renovated by multi functional solar facades, which will be the cheapest solution Solar district heating and cooling In high density building areas solar district heating and cooling with seasonal storages will be used with solar fraction > 50% Solar process heat and solar cooling will be widely used 8

9 R&D solar collectors Status of technology Technology vision 2030 R&D need for collectors New materials for solar collectors Concepts for low temperature and process heat collectors Collectors for building integration, large collectors, air- and hybrid PV-T collectors Optimization of production and logistics For each topic the R&D needs are described Short term: Medium and long term: Lead projects 9

10 R&D topics concepts for low temperature and process heat collectors R&D topics R&D topics Generation process heat collectors up to 250 C - Collectors for the low temperature process heat applications - Very low temperature collectors - Modulare collectors for very large collector areas - Constructions to avoid overheating - Optimization of optical and thermal quality of collector - Concentrating collector systems - Façade collectors Pilot- and demonstration plants - Evaluation of 1. generation process heat collectors - fluid dynamic, thermal, mechanical optimization potential - New concepts for cost reduction and efficiency increase - Up- and downsizing-concepts Developments - Using the heat produced in the stagnation of the collector - 2. generation of non tracked process heat collectors - Concentrating tracked collectors - Collectors for entire roofs for SolarActiveHouses - Cheap high temperature collectors for high efficiency heat storage systems 10

11 Further R&D topics Thermal storages for single buildings Seasonal thermal storages for district heating grids System technology Solar process heat Solar cooling and refrigeration 11

12 Actors MEMBERS OF DSTTP: for their contribution BOARD OF DSTTP:Harald Drück (ITW Stuttgart/SWT) Volker Wittwer (Fraunhofer ISE) Gerhard Stryi-Hipp (BSW-Solar / Fraunhofer ISE) SECRTARIAT: Jan Knaack (BSW-Solar) SUPPORT: Ministry for environment and project administration Thank you for your attention 12