Aguacil Moreno, Sergi

Infoscience - École polytechnique fédérale de Lausanne

Active Interfaces | PhdSeminar | 29.03.2017  Project 02 -DesignArchitectural design strategies for renovation projects with BIPV optimizing self-consumption and self-sufficiencySergi Aguacil | Laboratory of Architecture and Sustainable Technologies (EPFL)2ndPhD Seminar | ACTIVE INTERFACES | Lausanne | 29.03.2017  Active Interfaces | PhdSeminar | 29.03.2017  Agenda•Research methodology•Presentation of the case studies -archetype 1 and 4•Design scenarios implementation  -case studies•Multi-criteria assessment•Indicators•Net energy balance•Annual irradiation threshold study•Optimization process•Results comparison•Next step•Integration a PV battery storage systemActive Interfaces | PhdSeminar | 29.03.2017  BIPV conservation>Phase 2Case studyselection>Phase 3Design strategies with BIPV solutions>Phase 4Multi-criteria assessmentCurrent statusBaselineBIPV renovationBIPV transformationE0 S0S1 S2 S3Energy and emissionsLife Cycle AnalysisPhotovoltaic installationIndoor comfortCost-effectivenessPhase 1Identification of archetypes(residential buildings)Research MethodologyActive Interfaces | PhdSeminar | 29.03.2017  Phase 2 | Case study selection | Residential buildingsLevel of protection: II -commonHeating system: central heating (Oil boiler)•Built in 1909•4 stories•8 apartments•603 m² floor areaArchetype 1Archetype 4•Built in 1972•11 stories•52 apartments•5,263 m² floor areaActive Interfaces | PhdSeminar | 29.03.2017  S0-BaselineS1-ConservationS2-RenovationS3-TransformationPhase 3 | Design scenarios implementation |Potentially active surfacesArchetype 1 | 1909Active Interfaces | PhdSeminar | 29.03.2017  Phase 3 | Design scenarios implementation |Potentially active surfacesS0-BaselineS1-ConservationS2-RenovationS3-TransformationArchetype 4 | 1972Active Interfaces | PhdSeminar | 29.03.2017  Assessment indicatorUnitMethod / tool used3D modelling LoD1. Energy and emissions -Primary energy consumptionkWh PE/m2 .yearEnergy PlusLOD3-Equivalent GHG emissionsCO2EQ/m2 .yearEnergy PlusLOD32. Photovoltaic installation-PV GenerationkWh FE/m2 .yearEnergy PlusLOD3-Self-consumption%---Self-sufficiency%--3. LCA -Life Cycle Analysis -Embodied energy balance MJ/m2 .yearecoinvent+ KBOB--Global warming potentialkgCO?/m2 .yearecoinvent+ KBOB-4. Indoor comfort-Spatial Daylight autonomy (300lux)% of surfaceRadiance / DaysimLOD45. LCC -Life Cycle Cost-Accumulated costCHF---Payback periodyears--Phase 4 | Multi-criteria assessment | IndicatorsActive Interfaces | PhdSeminar | 29.03.2017  Assessment indicatorUnitMethod / tool used3D modelling LoD1. Energy and emissions -Primary energy consumptionkWh PE/m2 .yearEnergy PlusLOD3-Equivalent GHG emissionsCO2EQ/m2 .yearEnergy PlusLOD32. Photovoltaic installation-PV GenerationkWh FE/m2 .yearEnergy PlusLOD3-Self-consumption%---Self-sufficiency%--3. LCA -Life Cycle Analysis -Embodied energy balance MJ/m2 .yearecoinvent+ KBOB--Global warming potentialkgCO?/m2 .yearecoinvent+ KBOB-4. Indoor comfort-Spatial Daylight autonomy (300lux)% of surfaceRadiance / DaysimLOD45. LCC -Life Cycle Cost-Accumulated costCHF---Payback periodyears--Phase 4 | Multi-criteria assessment | Indicators-PV GenerationkWh FE/m2 .yearEnergy PlusLOD3-Self-ffconsumption%---Self-ffsufficiency%---Primary energy consumptionkWh PE/m2 .yearEnergy PlusLOD3-Equivalent GHG emissionsCO2EQ/m2 .yearEnergy PlusLOD3-Accumulated costCHF---Payback periodyears---Embodied energy balance MJ/m2 .yearecoinvent+ KBOB--Global warming potentialkgCO?/m2 .yearecoinvent+ KBOB-Active Interfaces | PhdSeminar | 29.03.2017  Phase 4 | Multi-criteria assessment | Net energy balanceMaintaining the HVAC systemOil boiler + no-ventilation systemHeat-pump air-water + ventilation systemNew electricity-based HVAC systemHeatingDHWLightingEquipmentInjectedSelf-consumptionLightingEquipmentHeatingDHWInjectedSelf-consumptionOilElectricityEnergy needsOn-site productionEnergy needsOn-site productionGridGridActive Interfaces | PhdSeminar | 29.03.2017  Phase 4 | Multi-criteria assessment | Net energy balanceMaintaining the HVAC systemOil boiler + no-ventilation systemHeat-pump air-water + ventilation systemNew electricity-based HVAC systemHeatingDHWLightingEquipmentInjectedSelf-consumptionLightingEquipmentHeatingDHWInjectedSelf-consumptionOilElectricityEnergy needsOn-site productionEnergy needsOn-site productionGridGrid??Active Interfaces | PhdSeminar | 29.03.2017  Phase 4 | Annual Irradiation threshold study | S3 -TransformationArchetype 1 | 1909kWh/m²·year13500800400FaçadeSE/SW FaçadeNE/NW400 kWh/m²·year800 kWh/m²·year1100kWh/m²·year200 kWh/m²·yearActive Interfaces | PhdSeminar | 29.03.2017  01020304050607080901000%10%20%30%40%50%60%0100200300400500600700800900100011001200Annual BIPV production [MWh/yr]Self-consumption or Self-sufficiency [%]Irradiation threshold [kWh/m²yr]Self-consumption ratio - S3 - PACSelf-sufficiency ratio - S3 - PACSelf-consumption ratio - S3 - OilSelf-sufficiency ratio - S3 - OilAnnual Production potential - S3Phase 4 | Optimization | S3 -TransformationHPHPActive Interfaces | PhdSeminar | 29.03.2017  01020304050607080901000%10%20%30%40%50%60%0100200300400500600700800900100011001200Annual BIPV production [MWh/yr]Self-consumption or Self-sufficiency [%]Irradiation threshold[kWh/m²year]Self-consumption ratio - S3 - PACSelf-sufficiency ratio - S3 - PACSelf-consumption ratio - S3 - OilSelf-sufficiency ratio - S3 - OilAnnual Production potential - S3Optimum with Heat pumpOptimum with Oil-boiler25%29%17 MWh/year28 MWh/yearProd.PV:Prod.PV:Phase 4 | Optimization | S3 -TransformationHPHPActive Interfaces | PhdSeminar | 29.03.2017  050100150200250300Energy NeedsEnergy NeedsEnergy NeedsOn-site prod.Energy NeedsOn-site prod.Energy NeedsOn-site prod.E0S0S1S2S3kWh/m²·yearHeatingDHWLightingsEquipmentsInjectedSelf-consumption+6 (-30)+17 (-24)+89 (-15)-94-261-4349-3754-3116 10413 4113 36120Phase 4 | Multi-criteria assessment | Net energy balanceArchetype 1 | 1909OptimizingActive surfaces050100150200250300Energy NeedsEnergy NeedsEnergy NeedsOn-site prod.Energy NeedsOn-site prod.Energy NeedsOn-site prod.E0S0S1S2S3kWh/m²·yearHeatingDHWLightingsEquipmentsInjectedSelf-consumption+3 (-30)+13 (-25)+14 (-20)-94-261-4346-3750-3145331338123411100%Active surfacesNote: Changing HVAC system (Heat-Pump)Active Interfaces | PhdSeminar | 29.03.2017  400 kWh/m²·year800 kWh/m²·year1100kWh/m²·yearFaçadeSE/SW FaçadeNE/NWArchetype 4 | 1972Phase 4 | Annual Irradiation threshold study | S3 -Transformation200 kWh/m²·yearkWh/m²·year13500800400Active Interfaces | PhdSeminar | 29.03.2017  03060901201501802102402703000%10%20%30%40%50%60%70%80%90%100%0100200300400500600700800900100011001200Annual BIPV production [MWh/yr]Self-consumption or Self-sufficiency [%]Irradiation threshold [kWh/m²yr]Self-consumption ratio - S3 - PACSelf-sufficiency ratio - S3 - PACSelf-consumption ratio - S3 - OilSelf-sufficiency ratio - S3 - OilAnnual Production potential - S3Phase 4 | Optimization | S3 -TransformationHPHPActive Interfaces | PhdSeminar | 29.03.2017  03060901201501802102402703000%10%20%30%40%50%60%70%80%90%100%0100200300400500600700800900100011001200Annual BIPV production [MWh/yr]Self-consumption or Self-sufficiency [%]Irradiation threshold [kWh/m²yr]Self-consumption ratio - S3 - PACSelf-sufficiency ratio - S3 - PACSelf-consumption ratio - S3 - OilSelf-sufficiency ratio - S3 - OilAnnual Production potential - S3Optimum with Oil29%32%87 MWh/yr139 MWh/yrProd.PV:Prod.PV:Phase 4 | Optimization | S3 -TransformationHPHPOptimum with Heat pumpActive Interfaces | PhdSeminar | 29.03.2017  020406080100120140Energy NeedsEnergy NeedsEnergy NeedsOn-site prod.Energy NeedsOn-site prod.Energy NeedsOn-site prod.E0S0S1S2S3kWh/m²·yearHeatingDHWLightingsEquipmentsInjectedSelf-consumption+16 (-26)+3 (-21)+19 (-19)-79-122-3216-3027-2847106189389Phase 4 | Multi-criteria assessment | Net energy balanceOptimizingActive surfaces100%Active surfaces020406080100120140Energy NeedsEnergy NeedsEnergy NeedsOn-site prod.Energy NeedsOn-site prod.Energy NeedsOn-site prod.E0S0S1S2S3kWh/m²·yearHeatingDHWLightingsEquipmentsInjectedSelf-consumption+17 (-26)+4 (-22)+1 (-20)-79-122-3215-3026-282796188198Archetype 4 | 1972Note: Changing HVAC system (Heat-Pump)Active Interfaces | PhdSeminar | 29.03.2017  03060901201501802102402703000%10%20%30%40%50%60%70%80%90%100%020040060080010001200Annual production [MWh/year]Self-consumption or Self-sufficiency [%]Irradiation threshold [kWh/m²·year]01020304050607080901000%10%20%30%40%50%60%70%80%90%100%020040060080010001200Annual production [MWh/year]Self-consumption or Self-sufficiency [%]Irradiation threshold [kWh/m²·year]Archetype 1Archetype 4Self-consumption –Heat PumpAnnual productionSelf-sufficiency –Heat PumpSelf-consumption –Oil BoilerSelf-sufficiency –Oil BoilerPhase 4 | Optimization | S3 -TransformationActive Interfaces | PhdSeminar | 29.03.2017  Archetype 1Archetype 4-1000100200E0S0S1S2S3-1000010002000E0S0S1S2S3-1000100200E0S0S1S2S3-1000010002000E0S0S1S2S3-1000100200E0S0S1S2S3-1000100200E0S0S1S2S3-1000010002000E0S0S1S2S3-1000010002000E0S0S1S2S3MJ/m².yrkgCO?/m².yrMJ/m².yrkgCO?/m².yrEnergyGWPSIA2040310 MJ/m²·yrSIA2040310 MJ/m²·yrSIA204010 kgCO?/m²·yrSIA204010 kgCO?/m²·yrEnergyGWPLCA -Life Cycle AnalysisPhase 4 | Multi-criteria assessmentPassiveand activestrategies + Low-impact materialsNote: Changing HVAC system (Heat-Pump)100%Active surfacesOptimizingActive surfacesRenovationBIPVConsumptionActive Interfaces | PhdSeminar | 29.03.2017  020000004000000600000005101520253035404550CHFYearsE0S0S1S2S302'000'0004'000'0006'000'00005101520253035404550CHFYearsE0S0S1S2S3Phase 4 | Multi-criteria assessmentArchetype 1Archetype 4Note: Changing HVAC system (Heat-Pump)0500'0001'000'0001'500'00005101520253035404550CHFYearsE0S0S1S2S30500'0001'000'0001'500'00005101520253035404550CHFYearsE0S0S1S2S3LCC -Life-cycle cost Accumulated cost of energy consumptionAccumulated cost of energy consumption100%Active surfacesOptimizingActive surfacesActive Interfaces | PhdSeminar | 29.03.2017  GridInjectedSelf-consumptionElectricity-based HVAC systemWithout batteriesWith batteriesElectricity-based HVAC systemLightingEquipmentHeatingDHWInjectedSelf-consumptionwith batteriesOilElectricityEnergy needsOn-site productionEnergy needsOn-site productionLightingEquipmentHeatingDHWGridNext step | Integration a PV battery storage systemActive Interfaces | PhdSeminar | 29.03.2017  Next step | Integration a PV battery storage systemBatteries capacityAverage daily demand ?83 kWhNeeded capacity ?172 kWhNumber of batteries* ?15* Battery example: ROLLS 24V S480 480Ah C100Without batteriesWith batteriesAnnual resultsSelf-consumptionSelf-sufficiency26%57%24%53%Purchased electricity5’216 CHF/year3’214 CHF/yearBatteries payback5 years--53%57%? ?Archetype 1 | S1 -ConservationActive Interfaces | PhdSeminar | 29.03.2017  0%20%40%60%80%100%120%024681012141612345678910111213141516171819202122232425kWhHoursWith batteriesElectricity Needs (kWh)PV Generation (kWh)Grid feed-in (kWh)Self-consumption (kWh)Purchased electricity (kWh)Carga de bateria (%)Self-sufficiency ratio83%Self-consumption ratio100%PV Generation (kWh)99.86Grid feed-in (kWh)0.00Purchased electricity (kWh)18.15Charge level (%)Archetype 1 | S1 -Conservation024681012141612345678910111213141516171819202122232425kWhHoursWithout batteriesElectricity Needs (kWh)PV Generation (kWh)Grid feed-in (kWh)Self-consumption (kWh)Purchased electricity (kWh)Self-sufficiency ratio21%Self-consumption ratio24%PV Generation (kWh)99.86Grid feed-in (kWh)76.38Purchased electricity (kWh)86.23* Backup system or grid consumption*Next step | Integration a PV battery storage systemActive Interfaces | PhdSeminar | 29.03.2017  Project 02 -DesignArchitectural design strategies for renovation projects with BIPV optimizing self-consumption and self-sufficiencySergi Aguacil | Laboratory of Architecture and Sustainable Technologies (EPFL)2ndPhD Seminar | ACTIVE INTERFACES | Lausanne | 29.03.2017  

Architectural design strategies for renovation projects with BIPV optimizing self-consumption and self-sufficiency

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Architectural design strategies for renovation projects with BIPV optimizing self-consumption and self-sufficiency

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Infoscience - École polytechnique fédérale de Lausanne