Dr. Fabrice Didier Group Director - Marketing

Transcription

1 Dr. Fabrice Didier Group Director - Marketing AGENDA 1. RESIDENTIAL AND NON RESIDENTIAL BUILDINGS: TOWARDS DIVERGENT REQUIREMENTS? 2. WHY COMFORT AND SUSTAINABILITY MATTER EVERYWHERE 3. HOW TO PUT THIS IN NUMBERS 4. THE IMPORTANCE OF THE CONCEPTION PHASE 5. PREREQUISITES FOR FURTHER IMPROVEMENTS 6. SYNTHESIS

2 NEEDS IN AFFORDABLE HOUSING Proportion of urban population living in slum conditions in 2012 (%) Estimated market value of affordable housing in 2012 Source: Proparco Review, 2014 (via Saint-Gobain Registration Document 2016) GREEN BUILDING SEGMENT IS GROWING Source: The Business Case for Green Buildings, WordGBC, 2013

3 AGENDA 1. RESIDENTIAL AND NON RESIDENTIAL BUILDINGS: TOWARDS DIVERGENT REQUIREMENTS? 2. WHY COMFORT AND SUSTAINABILITY MATTER EVERYWHERE 3. HOW TO PUT THIS IN NUMBERS 4. THE IMPORTANCE OF THE CONCEPTION PHASE 5. PREREQUISITES FOR FURTHER IMPROVEMENTS 6. SYNTHESIS END USER COMFORT NEEDS ARE BASICALLY THE SAME EVERYWHERE # based on pilot survey by SGRI

4 WHY COMFORT MATTERS: AT WORK WHY COMFORT MATTERS: AT HOME Example: collective residential building in Trnava (Slovakia) The hottest summer in 145 years Outdoor temperature: o C Indoor temp.: Empty apartments: 23 o C Apartments in use: o C Cost: Less than 30 /APT/summer

5 WHY COMFORT MATTERS: AT SCHOOL Tr (s) STI Without treatment 1,7s 0,52 + wall panels and carpet 0,6s 0,76 WHY COMFORT MATTERS: IN RESTAURANTS ACOUSTIC COMFORT IMPACT (db) Sound level (avr) Temperature (max) Humidity (max) Comfort (0,1) Illuminance level (min)

6 AGENDA 1. RESIDENTIAL AND NON RESIDENTIAL BUILDINGS: TOWARDS DIVERGENT REQUIREMENTS? 2. WHY COMFORT AND SUSTAINABILITY MATTER EVERYWHERE 3. HOW TO PUT THIS IN NUMBERS 4. THE IMPORTANCE OF THE CONCEPTION PHASE 5. PREREQUISITES FOR FURTHER IMPROVEMENTS 6. SYNTHESIS COMFORT DESCRIPTORS EXAMPLE: OPEN SPACE OFFICE KPI, descriptor Evaluation - Measurement Unit Bad Basic Comfort High END USER KPI A B C D E F TC1- Global comfort % time inside the hygrothermal confort zone (Top, RH) % >75% >90% >95% 100% Thermal Air velocity m/s < 0,15 (W) < 0,25 (S) +(+) TC2- Local discomfort (TRA) Radiant asymetry C < 5 (W) < 14 (S) + +(+) Air temp stratification (head/feet) C >4 <4 < 3 <2? +(+) Background noise : db >40 >40 <35 <30 Equivalent sound pressure level (LA eq) +/- +/- - +/- 0 +/- AC1- Sound level - Peak noise: Acoustic db >45 >45 >40 <35 maximum sound pressure level (LAFmax) AC2- Room acoustic - Reverberation time (Tr) s > <Tr< <Tr< ? + - Privacy : Spacial decay (D2,s) db 3 5 > 7 > ? ++? ++ IAQ1- Stuffiness CO2 content in the air ppm >1000 <1000 <600 < IAQ2- Chemical pollutants TVOC µg/m 3 >3000 <3000 <1000 <300? IAQ PM10 IAQ3- Particulates µg/m PM2.5 20<PM10<50 PM10<20 PM2,5>25 10<PM2,5<25 PM2,5<10? Visual IMPACT ++ STRONG + MEDIUM 0 NEUTRAL IAQ4 Odors Olfactometry (field of odors-intensity) >8 5<Int<8 1<Int<5 VC1- Light quantity VC2- Light quality VC3 Views - Illuminance compared to std/task (lux) - Spatial light distribution (contrast) % - daylight autonomy (%) - UDI exceeded (%) - opening to floor ratio (%) - qualitative factors < threshold +(+) ++ +(+) % < 50 < 80 < 100 > (+) % < 20 < 40 < 60 > 60 +(+) % < 5 < 10 < 20 > (+) (+) 0

7 AGENDA 1. RESIDENTIAL AND NON RESIDENTIAL BUILDINGS: TOWARDS DIVERGENT REQUIREMENTS? 2. WHY COMFORT AND SUSTAINABILITY MATTER EVERYWHERE 3. HOW TO PUT THIS IN NUMBERS 4. THE IMPORTANCE OF THE CONCEPTION PHASE 5. PREREQUISITES FOR FURTHER IMPROVEMENTS 6. SYNTHESIS A MANUFACTURERS EFFORT TO CREATE INVESTOR CREDIBILITY Investor Credibility building through Certification SUN-PATH & DAY LIGHTING DESIGN REPORTS Design reports prepared through a detailed analysis of Sun-Path Analysis, Whole building Simulation, Day lighting, Acoustics and other client specific needs supports the Choice of Materials

8 RENOVATION: REQUIREMENTS IN COMFORT INCLUDED SOLUTION INFOSYS CHENNAI (CANTEEN) Before Installation 88 db After Installation 76 db RENOVATION: REQUIREMENTS IN COMFORT INCLUDED SOLUTION INFOSYS HYDERABAD (MEETING ROOM-OPEN OFFICE) Before Treatment Virtual tool for noise absorption After Treatment

9 AFFORDABLE HOMES FOR HOT CLIMATES 33.5 C 1140h SAO PAULO 29.5 C -4 C 28.2 C -5.3 C ε=0.26 ε=0.26 TRP 5cm air cavity SolarMaxxi 5cm air cavity 350h 190h 27.8 C -5.7 C GW 5 150h 27.7 C -5.8 C GW 5 5cm air cavity 140h AGENDA 1. RESIDENTIAL AND NON RESIDENTIAL BUILDINGS: TOWARDS DIVERGENT REQUIREMENTS? 2. WHY COMFORT AND SUSTAINABILITY MATTER EVERYWHERE 3. HOW TO PUT THIS IN NUMBERS 4. THE IMPORTANCE OF THE CONCEPTION PHASE 5. PREREQUISITES FOR FURTHER IMPROVEMENTS 6. SYNTHESIS

10 COMFORT REQUIREMENTS: FREE CHOICE OR PART OF THE BUILDING CODE? Additional costs are small if buildings are conceived with comfort and sustainability requirements included Non residential buildings: labels (LEED, etc) C B A A+ Green mortgages Financing schemes with validated solutions EXAMPLE: INSULATED ROOFS AND CEILINGS IN AFRICA COMFORT: -6 C at peak time ELECTRICITY CONSUMPTION reduced LOCAL CONTENT QUALIFICATION

11 AGENDA 1. RESIDENTIAL AND NON RESIDENTIAL BUILDINGS: TOWARDS DIVERGENT REQUIREMENTS? 2. WHY COMFORT AND SUSTAINABILITY MATTER EVERYWHERE 3. HOW TO PUT THIS IN NUMBERS 4. THE IMPORTANCE OF THE CONCEPTION PHASE 5. PREREQUISITES FOR FURTHER IMPROVEMENTS 6. SYNTHESIS MULTICOMFORT STRIVES FOR SUSTAINABILITY EVALUATING LIFE CYCLE IMPACT ON ALL STAKEHOLDERS

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