Skip to main content
Aller à la page d’accueil de la Commission européenne (s’ouvre dans une nouvelle fenêtre)
français fr
CORDIS - Résultats de la recherche de l’UE
CORDIS
Contenu archivé le 2024-04-15

PARTICIPATION OF THE NETHERLANDS IN THE CEC PASSYS PROJECT.

Objectif



THE DUTCH ACTIVITIES WITHIN THE FRAMEWORK OF THE PASSYS PROJECT CURRENTLY COVER THE AREAS "TEST METHODOLOGIES", "SIMPLIFIED DESIGN TOOLS", AND "MODEL VALIDATION".
A REPORT HAS BEEN PRODUCED ON THE DEVELOPMENT OF AN INTEGRATED, SUBTRACCTIVE TEST METHODOLOGY. IN THIS METHOD, ALL HEAT FLUXES WHICH TAKE PART IN THE THERMAL BALANCE OF THE TEST CELL ARE MEASURED, AS INTEGRATED VALUES OVER LARGE (E.G. DAY, WEEK) TIME INTERVALS, EXCEPT FOR THE FLUXES THROUGH THE PASSIVE SOLAR COMPONENT (PSC) IN THE SOUTH FACING OPENING. THE RESULT IS THE INTEGRATED NET HEAT FLUX THROUGH THE PSC AS A FUNCTION OF SOME WEATHER PARAMETER(S). THE REPORT DESCRIBES THE FIRST STEPS IN THE DEVELOPMENT; THE MAIN EQUATIONS ARE INTRODUCED AND RESULTS OF FIRST SIMULATED TESTS (USING AN UNSTEADY STATE COMPUTER MODEL) ARE USED FOR EXAMINING THE FEASIBILITY OF THE METHOD.
THE INTEGRATED, SUBTRACTIVE METHOD IS STUDIED, NOT BECAUSE IT IS THE MOST PROMISING ONE; DRAWBACKS ARE POSSIBLY A LONG TEST DURATION AND THE LOW LEVEL OF INFORMATION IT EXTRACTS FROM A TEST. SO OTHER TECHNIQUES MAY BE NEEDED TO EXTRACT ADDITIONAL INFORMATION. IT'S MAIN ADVANTAGES, HOWEVER, ARE (1) THAT THE METHOD IS STRAIGHT FORWARD AND (2) THAT THE SAME MATHEMATICAL RELATIONS AND ELEMENTS ARE USED AS IN A PROMISING TYPE OF SIMPLIFIED DESIGN TOOL. FOR INSTANCE, THE RECENTLY DEVELOPED TOOL TCM-HEAT (TPD CORRELATION BASED MULTI-ZONE MONTHLY METHOD TO CALCULATE HEATING REQUIREMENTS) WHICH HAS BEEN INTRODUCED AS A POSSIBLE TOOL. THE MAIN ELEMENTS ARE THE STEADY STATE THERMAL AND SOLAR TRANSMITTANCES OF THE FACADE AND THE GAIN UTILIZATION FACTOR AND GAIN LOSS RATIO WHICH DESCRIBE THE THERMAL BALANCE OF THE ROOM.
THE FIRST TWO CELLS ARRIVED AT THE TEST SITE IN DELFT AND WERE INSTRUMENTED. THE CELLS WERE CALIBRATED DURING THE 1987/1988 WINTER SEASON. DUE TO THE VERY LARGE INERTIA OF THE CELLS IT APPEARED NECESSARY TO DEVELOP SPECIAL TESTS AND TEST EVALUTION PROCEDURES. FOR INSTANCE A COMPARATIVE TEST WITH ONE TEST CELL HEATED WITH CONSTANT, THE OTHER WITH ZERO POWER, WHICH YIELDS THE HEAT LOSS FACTOR OF THE CELLS IN CASE OF AN ADIABATIC SOUTH WALL COMPONENT. APART FROM THIS, A FLEXIBLE NON-LINEAR REGRESSION ANALYSIS METHOD HAS BEEN DEVELOPED TO QUANTIFY THE UNSTEADY STATE CHARACTERISTICS ("CAPACITY") OF THE CELLS FROM THE TEST RESULTS. FIRST COMPUTATIONS ON THE CALIBRATION RESULTS SHOW THAT THE APPROACH IS VERY PROMISING.
AS A SPECIAL ADDITION TO THE TEST CELLS IN DELFT THE TPD HAS DESIGNED A MOVEABLE COLD BOX WHICH CAN TURN A TEST CELL TEMPORARILY INTO A HOT BOX FACILITY.
THE ESP SIMULATION MODEL HAS BEEN IMPLEMENTED AT THE TPD IN EINDHOVEN AND DELFT AND IS BEING USED IN THE CONTEXT OF MODEL VALIDATION. SIMULATIONS WITH ESP ARE ALSO CARRIED OUT TO PRODUCE RESULTS FOR THE DEVELOPMENT OF TEST METHODOLOGIES AND A SIMPLIFIED DESIGN TOOL.
WITHIN THE SUBGROUP MODEL VALIDATION THE TPD IS SUBJECT EDITOR FOR THE TOPICS INTERNAL CONVECTION AND THERMAL COMFORT; IN ADDITION SENSITIVITY STUDIES WILL FOCUS ON THE TOPICS EXTERNAL LONG WAVE RADIATION AND PASSIVE SOLAR COMPONENTS. SELECTED RESULTS WILL BE PRESENTED AT THE CONFERENCE.

Champ scientifique (EuroSciVoc)

CORDIS classe les projets avec EuroSciVoc, une taxonomie multilingue des domaines scientifiques, grâce à un processus semi-automatique basé sur des techniques TLN. Voir: Le vocabulaire scientifique européen.

Ce projet n'a pas encore été classé par EuroSciVoc.
Proposez les domaines scientifiques qui vous semblent les plus pertinents et aidez-nous à améliorer notre service de classification.

Vous devez vous identifier ou vous inscrire pour utiliser cette fonction

Programme(s)

Programmes de financement pluriannuels qui définissent les priorités de l’UE en matière de recherche et d’innovation.

Thème(s)

Les appels à propositions sont divisés en thèmes. Un thème définit un sujet ou un domaine spécifique dans le cadre duquel les candidats peuvent soumettre des propositions. La description d’un thème comprend sa portée spécifique et l’impact attendu du projet financé.

Données non disponibles

Appel à propositions

Procédure par laquelle les candidats sont invités à soumettre des propositions de projet en vue de bénéficier d’un financement de l’UE.

Données non disponibles

Régime de financement

Régime de financement (ou «type d’action») à l’intérieur d’un programme présentant des caractéristiques communes. Le régime de financement précise le champ d’application de ce qui est financé, le taux de remboursement, les critères d’évaluation spécifiques pour bénéficier du financement et les formes simplifiées de couverture des coûts, telles que les montants forfaitaires.

CSC - Cost-sharing contracts

Coordinateur

Business Unit of TNO Built Environment and Geosciences
Contribution de l’UE
Aucune donnée
Coût total

Les coûts totaux encourus par l’organisation concernée pour participer au projet, y compris les coûts directs et indirects. Ce montant est un sous-ensemble du budget global du projet.

Aucune donnée
Mon livret 0 0