Possible Contributions to Subtask B Quality Procedure

Transkript

1 Possible Contributions to Subtask B Quality Procedure aeteba - Energy Systems, Germany Elmar Sporer zafh.net Stuttgart, Germany Dr. Dirk Pietruschka 1/14 aeteba - Consortium of different companies - Turnkey provider for solar cooling systems - Test of whole systems in own test bench Interest in Task 38 follow up: - Best market and system, Subtask A - Quality assurance in predesign, design, installation and commissioning, Subtask B - Certification and contracting, Subtask C - Dissemination and market support measures, Subtask D 2/14

2 zafh.net Centre of Applied Research - Sustainable Energy Technologies at University of Applied Sciences Stuttgart 3/14 Who is zafh.net? Prof. Dr. Ursula Eicker (Scientific Director) Dr. Dirk Pietruschka (General Manager- Solar Energy Systems and Building Physics) Dipl.-Ing. Michael Bossert (General Manager Architecture and Building Integration) Approx. 25 researchers in Stuttgart (physicians, building physicians, architects, ) Cooperation with Building Physics, Architecture, City Planning and Geo-Informatics at the HFT Stuttgart 4/14

3 Research Groups at zafh.net Solar Heating and Cooling Energy Efficient Buildings and Building Operation Energy Efficient Cities and Communities Simulation and Communication 5/14 Solar Heating and Cooling Development of Small Power Solar Cooling Systems Closed Absorption Cooling (Systems + Components) NH 3 -H 2 O DACM 2 5 kw Open Desiccant Cooling Systems Solid desiccant system analysis Liquid desiccant (LiCl; CaCl 2 ) components + systems E 6/14

4 Operational Analysis and Simulation Based Control Optimisation of Solar Cooling systems DACM + Geothermal FESTO, Esslingen Summer mode Winter mode 7/14 Possible Contributions to aeteba solar cooling project for an airplane production in Berlin, Germany: Best practice solar cooling system 750 m³ flat plate Collectors, 50 m3 hot water storage Solar cooling container with 150 kw SE Absorption Chiller Use of solar heat for heating in winter 8/14

5 Possible Contributions to System scheme: Backup Vessel 300 kw Conventional Chiller 8-18 C 150 kw Heating energy consumption in summer, e.g. Painting process and hot water C Solar Thermal Collectors 750 m² Heating energy from collector field (75 95 C) Buffer Storage 210 kw Single Effect Absorption Chiller 360 kw Cooling tower 360 kw 9/14 Possible Contributions to - Simplified design tool development / improvement (Control issues and electricity consumption) - Optimisation of design and commissioning procedure (Commissioning kits with simulation support) - Improved methods for automated system observation + control optimisation through online simulations 10/14

6 T(Koll,VL)m T(Koll,RL)m T(Koll,VL)Sim_dyn V(Koll) Possible Contributions to - Automated system observation through online simulations (Server applications Quality Assurance) Building / HVAC-system Comparison measurement / simulation Temperature / C solar irradiation / W m -2 Vdot / l h -1 Error message Server + Building - / Plant model hour Validation 11/14 Possible Contributions to - Predictive control methods for improved control of backup heating and cooling systems for maximum solar contribution (Server applications efficiency improvement) Control Building / Plant Optimised control strategy Building- / plant model Simulation based optimisation 12/14

7 Possible Contributions to - Optimised control of heat rejection systems (cooling tower and pump control) for large adsorption cooling systems on the example of FESTO in Esslingen, Germany 13/14 - Subtask B leader? - Leader of Tasks within Subtask B? - Contribution to Tasks of Subtask B and other Subtasks? Possible participation in 14/14

8 Thanks for your attention! 15/14