IEA Solar Heating and Cooling Programm - NachhaltigWirtschaften.at

IEA Solar Heating and Cooling Programm - NachhaltigWirtschaften.at IEA Solar Heating and Cooling Programm - NachhaltigWirtschaften.at

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IEA SHC Task 38 Solar Air Conditioning and Refrigeration Subtask A Report A-D3b, Date: December 2010 Contents 1 Introduction .......................................................................................................................5 2 General Description of Monitored Systems.......................................................................6 2.1 Austria: SOLution Headquaters, Sattledt...................................................................6 2.2 Austria: Bachler, Gröbming......................................................................................10 2.3 Austria: SOLID Office Building, Graz .......................................................................13 2.4 Austria: Municipal Administration, Vienna................................................................16 2.5 Austria: Office Building Feistritzwerke, Gleisdorf.....................................................19 2.6 France: Résidence du Lac, Maclas..........................................................................22 2.7 France: CNRS PROMES Research Center Office, Perpignan ................................25 2.8 France: INES Research Center Offices, Chambéry ................................................28 2.9 Germany: Technical College Butzbach....................................................................31 2.10 Germany: Fraunhofer ISE, Freiburg.....................................................................35 2.11 Germany: ZAE Bayern Office Building, Garching ................................................38 2.12 Germany: Radiological Practice, Berlin................................................................42 2.13 Spain: Gymnasium of the University of Zaragoza, Zaragoza...............................45 3 Results ............................................................................................................................48 3.1 Thermal COP of the Chiller......................................................................................48 3.2 Electrical COP of the Chiller ....................................................................................48 3.3 Electrical COP Cold Production...............................................................................49 3.4 Total electrical COP of the Solar Cooling System ...................................................50 3.5 Fractional Primary Energy Savings..........................................................................50 3.5.1 Summer ............................................................................................................52 3.5.2 Winter ...............................................................................................................54 3.6 Collector Yield..........................................................................................................56 3.7 Water Consumption Cooling Towers .......................................................................56 4 Conclusions.....................................................................................................................57 5 Bibliography ....................................................................................................................58 6 Appendix: Detailed Report for Each System...................................................................60 page 4

IEA SHC Task 38 Solar Air Conditioning and Refrigeration Subtask A Report A-D3b, Date: December 2010 1 Introduction This report summarizes the monitoring activities on small-scale solar heating and cooling systems carried out within subtask A of IEA-SHC Task 38. All systems were monitored according to the monitoring procedure developed with Task 38. However, the level of detail varies from system to system. The monthly monitoring data has been filled into the Monitoring Excel Tool of Task 38. In the first part of the report, a short description of all 13 systems that were monitored is given including the characteristic data of the application and the installation, a few pictures and a short written summary of the monitoring results. In the second part, an overview of the key performance figures of 11 of the systems is given and the results are compared with each other (For 2 systems there were not enough reliable data available to include them in the comparison). The shown performance figures include different coefficients of performance of the chillers and the whole systems as well as the reached fractional primary energy savings, the collector yields and the water consumption of the cooling towers. Finally, for most systems, there is a more detailed report on the monitoring results available in the appendix. page 5

<strong>IEA</strong> SHC Task 38 <strong>Solar</strong> Air Conditioning <strong>and</strong> Refriger<strong>at</strong>ion Subtask A Report A-D3b, D<strong>at</strong>e: December 2010<br />

Contents<br />

1 Introduction .......................................................................................................................5<br />

2 General Description of Monitored Systems.......................................................................6<br />

2.1 Austria: SOLution Headqu<strong>at</strong>ers, S<strong>at</strong>tledt...................................................................6<br />

2.2 Austria: Bachler, Gröbming......................................................................................10<br />

2.3 Austria: SOLID Office Building, Graz .......................................................................13<br />

2.4 Austria: Municipal Administr<strong>at</strong>ion, Vienna................................................................16<br />

2.5 Austria: Office Building Feistritzwerke, Gleisdorf.....................................................19<br />

2.6 France: Résidence du Lac, Maclas..........................................................................22<br />

2.7 France: CNRS PROMES Research Center Office, Perpignan ................................25<br />

2.8 France: INES Research Center Offices, Chambéry ................................................28<br />

2.9 Germany: Technical College Butzbach....................................................................31<br />

2.10 Germany: Fraunhofer ISE, Freiburg.....................................................................35<br />

2.11 Germany: ZAE Bayern Office Building, Garching ................................................38<br />

2.12 Germany: Radiological Practice, Berlin................................................................42<br />

2.13 Spain: Gymnasium of the University of Zaragoza, Zaragoza...............................45<br />

3 Results ............................................................................................................................48<br />

3.1 Thermal COP of the Chiller......................................................................................48<br />

3.2 Electrical COP of the Chiller ....................................................................................48<br />

3.3 Electrical COP Cold Production...............................................................................49<br />

3.4 Total electrical COP of the <strong>Solar</strong> <strong>Cooling</strong> System ...................................................50<br />

3.5 Fractional Primary Energy Savings..........................................................................50<br />

3.5.1 Summer ............................................................................................................52<br />

3.5.2 Winter ...............................................................................................................54<br />

3.6 Collector Yield..........................................................................................................56<br />

3.7 W<strong>at</strong>er Consumption <strong>Cooling</strong> Towers .......................................................................56<br />

4 Conclusions.....................................................................................................................57<br />

5 Bibliography ....................................................................................................................58<br />

6 Appendix: Detailed Report for Each System...................................................................60<br />

page 4

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