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PRACTICAL TOOLS TO DESIGN  LOW ENERGY BUILDINGS <ul><li>Alain GUIAVARCH </li></ul>LOCAL RENEWABLES FREIBURG 2007 Center fo...
<ul><li>Centre for Energy and Processes  (R. Gicquel / D. Clodic) </li></ul><ul><li>Solar and green buildings  (B. Peuport...
<ul><li>Comfie : Multizone dynamic thermal simulation of buildings </li></ul><ul><li>Pleiades : professional interface for...
« Pleiades+Comfie  » <ul><li>Output </li></ul><ul><ul><li>Heating and cooling load </li></ul></ul><ul><ul><li>Thermal comf...
« Pleiades+Comfie » <ul><li>User friendly interface, but… </li></ul><ul><ul><li>A building project is modelled by a lot of...
Ecole des Mines (Paris) <ul><li>Ecole des Mines de Paris </li></ul><ul><ul><li>Old building (17th-18th cent.) </li></ul></...
Ecole des Mines de Paris <ul><li>Ecole des Mines de Paris </li></ul><ul><ul><li>Modelling and simulation with Comfie+Pleia...
Passive house in France <ul><li>First commercialised passive house in France, 100 km north of Paris (www.lesairelles.fr) <...
Passive house in France <ul><li>Modelling and simulation with « Comfie+Pleiades » </li></ul><ul><li>Results </li></ul><ul>...
Renewable and energy efficient systems <ul><li>Hearth tubes </li></ul>
Renewable and energy efficient systems <ul><li>Solar Domestic hot water </li></ul><ul><li>Photovoltaic </li></ul><ul><ul><...
<ul><li>Life cycle assessment simulation tool : « EQUER » </li></ul><ul><ul><li>Inventories </li></ul></ul><ul><ul><ul><li...
Life cycle assessment of buildings <ul><li>« EQUER » - Output </li></ul>0 0,2 0,4 0,6 0,8 1 global warming energy acidific...
<ul><li>« ARIADNE » : life cycle assessment of neighbourhoods (European project : http://www.eco-housing.org/) </li></ul><...
<ul><li>« Training for Renovated  </li></ul><ul><li>Energy Efficient  </li></ul><ul><li>Social housing » </li></ul><ul><li...
TREES Project Summary <ul><li>Develop educational material to be integrated in courses for architects and social housing m...
Further developments <ul><li>Scientific developments  </li></ul><ul><ul><li>Develop the concept of the « Plus Energy Build...
Thank you for your attention <ul><li>Alain GUIAVARCH </li></ul>LOCAL RENEWABLES FREIBURG 2007 Center for Energy and Proces...
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D3_Guiavarch

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D3_Guiavarch

  1. 1. PRACTICAL TOOLS TO DESIGN LOW ENERGY BUILDINGS <ul><li>Alain GUIAVARCH </li></ul>LOCAL RENEWABLES FREIBURG 2007 Center for Energy and Processes Ecole des Mines de Paris http://www.cep.ensmp.fr
  2. 2. <ul><li>Centre for Energy and Processes (R. Gicquel / D. Clodic) </li></ul><ul><li>Solar and green buildings (B. Peuportier) </li></ul><ul><ul><li>Development of professional design tools </li></ul></ul><ul><ul><ul><li>Thermal simulation : « Comfie+Pleiades » </li></ul></ul></ul><ul><ul><ul><li>Life cycle assessment : « EQUER » </li></ul></ul></ul><ul><ul><li>Applications </li></ul></ul><ul><ul><ul><li>Design and monitoring of demonstration projects </li></ul></ul></ul><ul><ul><ul><li>Assessment of innovative technologies </li></ul></ul></ul><ul><ul><ul><li>Education </li></ul></ul></ul>Introduction
  3. 3. <ul><li>Comfie : Multizone dynamic thermal simulation of buildings </li></ul><ul><li>Pleiades : professional interface for Comfie </li></ul><ul><ul><li>(www.izuba.fr) </li></ul></ul><ul><ul><li> software : « Pleiades+Comfie » </li></ul></ul><ul><li>Input </li></ul><ul><ul><li>Geometry (2D/3D) </li></ul></ul><ul><ul><li>Thermal zones </li></ul></ul><ul><ul><li>Wall compositions </li></ul></ul><ul><ul><li>Schedules </li></ul></ul><ul><ul><li>Shadings </li></ul></ul>« Pleiades+Comfie »
  4. 4. « Pleiades+Comfie  » <ul><li>Output </li></ul><ul><ul><li>Heating and cooling load </li></ul></ul><ul><ul><li>Thermal comfort </li></ul></ul><ul><ul><ul><li>Indicators </li></ul></ul></ul><ul><ul><ul><li>Curves </li></ul></ul></ul><ul><ul><ul><li>Histograms </li></ul></ul></ul>Renovated building with glazed balconies
  5. 5. « Pleiades+Comfie » <ul><li>User friendly interface, but… </li></ul><ul><ul><li>A building project is modelled by a lot of parameters (thermal caracteristics, geometry, occupant behavior…) </li></ul></ul><ul><ul><li>The thermal zoning is necessarily defined by the user </li></ul></ul><ul><ul><ul><li>Orientation and usage of the room </li></ul></ul></ul><ul><ul><ul><li>Purpose of the simulation </li></ul></ul></ul><ul><ul><li>The analysis of results need some preliminary knowledge </li></ul></ul><ul><ul><ul><li>Thermal losses, Discomfort rates… </li></ul></ul></ul><ul><li>… training is useful </li></ul><ul><ul><li>Heat transfers, Solar energy, Energy balance </li></ul></ul><ul><ul><li>Training session on the software </li></ul></ul>
  6. 6. Ecole des Mines (Paris) <ul><li>Ecole des Mines de Paris </li></ul><ul><ul><li>Old building (17th-18th cent.) </li></ul></ul><ul><ul><li>16 000 m² </li></ul></ul><ul><ul><li>Class rooms, office rooms, library, restaurant, service rooms </li></ul></ul>
  7. 7. Ecole des Mines de Paris <ul><li>Ecole des Mines de Paris </li></ul><ul><ul><li>Modelling and simulation with Comfie+Pleiades </li></ul></ul><ul><ul><li>Heating load : 116 kWh/m² </li></ul></ul>
  8. 8. Passive house in France <ul><li>First commercialised passive house in France, 100 km north of Paris (www.lesairelles.fr) </li></ul><ul><ul><li>Two attached dwelling units (130 m² each) </li></ul></ul><ul><ul><li>Wood framed building </li></ul></ul><ul><ul><li>Small heat pump </li></ul></ul><ul><ul><li>Solar domestic hot water </li></ul></ul><ul><ul><li>Efficient heat recovery ventilation system </li></ul></ul><ul><ul><li>Earth to air heat exchanger </li></ul></ul>
  9. 9. Passive house in France <ul><li>Modelling and simulation with « Comfie+Pleiades » </li></ul><ul><li>Results </li></ul><ul><ul><li>Heating load : 7 kWh/m² </li></ul></ul><ul><li>Validation </li></ul><ul><ul><li>Monitoring within the next year </li></ul></ul>
  10. 10. Renewable and energy efficient systems <ul><li>Hearth tubes </li></ul>
  11. 11. Renewable and energy efficient systems <ul><li>Solar Domestic hot water </li></ul><ul><li>Photovoltaic </li></ul><ul><ul><li>Input </li></ul></ul><ul><ul><ul><li>Building wall </li></ul></ul></ul><ul><ul><ul><li>Area of the PV collector </li></ul></ul></ul>
  12. 12. <ul><li>Life cycle assessment simulation tool : « EQUER » </li></ul><ul><ul><li>Inventories </li></ul></ul><ul><ul><ul><li>Energy and ressources </li></ul></ul></ul><ul><ul><ul><li>Substances emitted in the air and water and created waste </li></ul></ul></ul><ul><ul><li>Environmental indicators </li></ul></ul><ul><ul><ul><li>Primary energy </li></ul></ul></ul><ul><ul><ul><li>Greenhouse gases emissions </li></ul></ul></ul><ul><ul><ul><li>… </li></ul></ul></ul><ul><li>Input </li></ul><ul><ul><li>Energy consumption of the building (heating, cooling, electricity…) </li></ul></ul><ul><ul><li>Building materials </li></ul></ul><ul><ul><li>Transport </li></ul></ul><ul><ul><li>Domestic Waste </li></ul></ul><ul><ul><li>Water </li></ul></ul>Life cycle assessment of buildings Pléiades+Comfie
  13. 13. Life cycle assessment of buildings <ul><li>« EQUER » - Output </li></ul>0 0,2 0,4 0,6 0,8 1 global warming energy acidification smog eutrophication water radioactive waste other waste EcoLogis Reference « Ecologis » project
  14. 14. <ul><li>« ARIADNE » : life cycle assessment of neighbourhoods (European project : http://www.eco-housing.org/) </li></ul><ul><ul><li>Building impacts </li></ul></ul><ul><ul><li>Networks (drinking water, sewage…) </li></ul></ul><ul><ul><li>Open space (land use, lighting, waste…) </li></ul></ul>Life cycle assessment of neighbourhoods COMFIE+PLEIADES EQUER ARIADNE ALCYONE
  15. 15. <ul><li>« Training for Renovated </li></ul><ul><li>Energy Efficient </li></ul><ul><li>Social housing » </li></ul><ul><li>Project duration : Jan 2006 – Dec 2007 </li></ul><ul><li>Project co-ordinated by ARMINES / ENSMP </li></ul><ul><li>Contact : bruno. peuportier @ensmp.fr </li></ul><ul><li>Project web site : http://www.cep.ensmp.fr/trees/ </li></ul><ul><li>Contract n° EIE/05/110/SI2.420021 status : June 2006 </li></ul>Educational project : « TREES » Supported by Renewable energy systems
  16. 16. TREES Project Summary <ul><li>Develop educational material to be integrated in courses for architects and social housing managers </li></ul><ul><li>Presentations and explanatory texts : </li></ul><ul><li>1. techniques (insulation, glazing, </li></ul><ul><li>solar systems, ventilation, equipment…), </li></ul><ul><li>2. tools (energy calculation, sustainability assessment…) and </li></ul><ul><li>3. case studies (demonstration projects, good practice examples) </li></ul><ul><li>Review by potential users and test, feedback from workshops </li></ul><ul><li>Disseminations activities (users club, web site…) </li></ul>
  17. 17. Further developments <ul><li>Scientific developments </li></ul><ul><ul><li>Develop the concept of the « Plus Energy Building » </li></ul></ul><ul><ul><li>Integrate renewable and energy efficient systems (Heat pump, Micro-cogeneration) </li></ul></ul><ul><li>Engineering and software developments </li></ul><ul><ul><li>Develop the « integrated approach » : thermal simulation + Lighting + economic analysis + … </li></ul></ul><ul><ul><li>Improve the ability to help the designer in the preliminary phase of a project </li></ul></ul>
  18. 18. Thank you for your attention <ul><li>Alain GUIAVARCH </li></ul>LOCAL RENEWABLES FREIBURG 2007 Center for Energy and Processes Ecole des Mines de Paris http://www.cep.ensmp.fr

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