July 2019
Master of Science in Architecture - Built Environment - Interiors
Retrofitting a Net-zero building on an existing building Project by Sharanraj Molugu Ziyaolrahman Jamshidzehi Naveen S Kumar
Mentors Prof. Alessandro Rogora Prof. Giostra Simone Prof. Paola Gallo Stampino Prof. Mauro Piantoni
POLITECNICO MILAN01863
MATERIAL LIFE CYCLE ASSESMENT Energy
Disposal:
- CO2 footprint
Manufacture:
Component Process
Amount processed
Energy (MJ)
Phenolic foam
Polymer extrusion
1.1e+05 kg
Radient Floor panel
Polymer molding
5.2e+05 kg
EPDM sheet
Polymer molding
90 kg
Component
40
Manufactur Transport
Use
Disposal
Energy (MJ) 6.02e+07 1.2e+07 2.27e+07 1.57e+07 7.45e+05 1.11e+08 -1.9e+07
Material Manufacture Transport Use Disposal Total (for first life) End of life potential
CO2 footprint (kg) 1.91e+06 9.57e+05 1.64e+06 1.01e+06 5.21e+04 5.56e+06 -6.75e+05
Energy
(%)
54.1 10.8 20.4 14.1 0.7 100
CO2 footprint
(%)
34.3 17.2 29.4 18.1 0.9 100
Energy Analysis 8e+07 -,-------------------------,
-- -
6e+07 >-
4e+07
.fi �
2e+07
e'==;-
0
1.2e+06
9.8
Aircrete
Recycle
7.1e+03
1.0
1.1e+07
90.1
Timber Battens
Reuse
4.8e+04
6.4
1.6e+03
00
Ceramic tiles
Downcycle
3.7e+04
4.9
2.3e+04
3.0
Fabric production
58 kg
1.5e+02
0.0
Phenolic foam
ETFE
Polymer extrusion
4.1e+02 kg
2.5e+03
0.0
OSB sheets
Reuse
1.1e+04
1.5
1.2e+07
100
Detailed breakdown of individual life phases
Material
Areated autoclave concrete
Aerated concrete
Virgin (0%)
Aircrete
Aerated concrete
Virgin (0%)
Component
Timber Battens
Pine (pinus contorta) (t)
Ceramic tiles
Ceramic tile
Phenolic foam
Phenolic foam (closed cell, 0.200) Oriented strand board, type F2, oemendicular to board Expanded PS foam (closed cell, 0.025\ Ethylene propylene (diene) IEPDM/EPM unreinforced)
OSB sheets Radient Floor panel EPDM sheet Fiber mesh ETFE
Spectra 1000 polyethylene fiber ETFE (unfilled)
Virgin (0%) Virgin (0%) Virgin (0%) Virgin (0%) Virgin (0%)
Part mass lkal 5.2e +05 1e+04 2.4e +05 7.3e +04 1.1e +05 5.6e +04 5.2e +05
Total mass (kg)
Energy (MJ)
%
1
5.2e+05
4.2e+05
0.7
1
1e+04
8.3e+03
0.0
1
2.4e+05
2.6e+06
4.4
1
7.3e+04
8.8e+05
1.5
1
1.1e+05
9.8e+06
16.3
1
5.6e+04
1.1e+06
1.8
1
5.2e+05
4.5e+07
75.1
Recycle
2e+06
8.8
Aircrete
40 tonne (6 axle) truck
1.6e+03
2e+06
8.8
2e+06
Timber battens
32 tonne (4 axle) truck
50
7.2e+04
0.3
1.5e+06
cermaic tiles
26 tonne (3 axle) truck
2.3e+02
3.9e+05
1.7
Phenolic foam
Air freight - long haul
1.6e+03
1.6e+07
69.7
Osb sheets
32 tonne (4 axle) truck
1.1e+02
1.5e+05
0.7
Radient floor panel
32 tonne (4 axle) truck
6.4e+02
9.1e+05
4.0
Epdm sheet
14 tonne (2 axle) truck
2.4e+02
5.4e+05
2.4
-500000
Fiber Mesh
14 tonne (2 axle) truck
27
6.2e+04
0.3
-1e+06
Etfe
32 tonne (4 axle) truck
5.2e+02
7.4e+05
3.3
6.6e+03
2.3e+07
100
2.8e+02
0.0
7.4e+05
100
CO2 Footprint Analysis
1e+06
·;:
...0�� 0 .:.:
500000 0
Material
Manufact Transport
ure
Use
Disposal
Eol potential
CO2 (kg/year) Equivalent annual environmental burden (averaged over 50 year product life):
Mass (kg)
Energy (MJ)
%
5.2e+05
7.7e+06
33.8
1e+04
1.5e+05
0.7
Material
Timber Battens
2.4e+05
3.6e+06
15.7
Autoclaved Aerated Concrete
Ceramic tiles
7.3e+04
1.1e+06
4.8
Aircrete
250sqm
Phenolic foam
1.1e+05
1.7e+06
7.4
Timber Battens
4000 mts
OSB sheets
5.6e+04
8.4e+05
3.7
Radient Floor panel
5.2e+05
7.7e+06
33.8
Ceramic tiles
1320sqm
EPDM sheet
90
1.3e+03
0.0
Phenolic Foam
Fiber mesh
58
8.7e+02
0.0
OSB sheets
ETFE
4.1e+02
6.1e+03
00
Total
1.5e+06
2.3e+07
100
Total Sqm or Meter
Manufacture
Place of Origin
Aircrete
Netherlands
1600
10190
Aircrete
Netherlands
1600
240000
Rothoblaas
Italy
50
73320
Aircrete
Italy
234
2800sqm
112905
Kingspan
Netherlands
1600
5600sqm
56000
I-pan
Italy
108
Radiant floor panel
1280sqm
515481
Rossatto
Italy
637
EPDM sheet
870sqm
90
Satti group
Italy
237
Fiber mesh
960sqm
58.2
GAVAZZI TESSUTI TECNICI S.p.A.
Italy
27
ETFE
2330mts
407.8
Tiavo
G ermanv
520
710sqm
Total k,:
1.11e+05
515475
Distance (km)
Static mode Energy input and output type Country of use
Electric to thermal
Comparision
Italy 15
1 Tree absorbs 21 kg of CO2 per year
Usage (hours per day)
8
Usage (days per year)
3.7e+02
Total CO2 foot print of the project is 5.560.000 Kgs for 50 years
Power rating
(kW)
Product life (years)
Total CO2 foot print of the project per year is 111.200 kgs
50
Total 5300 trees required to aborsb the total CO2 per year
Relative contribution of static and mobile modes
90
7e+03
0.0
Virgin (0%)
58
1
58
2.7e+04
0.0
Virgin (0%)
4.1e +02
1
4.1e+02
9.7e+04
0.2
Mobile
100
Total
6e+07
0.0
1.6e+03
1
1.5e+06
29
40 tonne (6 axle) truck
90
10
Downcycle
Areated Autoclave Concrete
Virgin (0%)
Total
Fiber mesh
%
Use:
Qty.
0.0
Energy (MJ)
Material: Recycled content* 1%1
34.6
45
Distance (km)
Aircrete
2.23e+06
2.6e+05
Downcycle
Transport type
Stage name
Areated autoclave concrete
Equivalent annual environmental burden (averaged over 50 year product life):
Downcycle
Total
Component
Energy (MJ/year)
Radient Floor panel EPDM sheet ETFE
Breakdown by components
-2e+07�----------------------� Eol Material Manufact Transport Use Disposal ure potential
48.5
Recycle
Fiber mesh
Total
�r �
3.6e+05
Areated autoclave concrete
Breakdown by transport stage Phase
%
%
Transport:
Eol potential
Energy (MJ)
Reuse
Total
Material
End of life option
Mode Static
Energy IMJl 1.6e+07
%
Total area required for tree plantation is 795.000 sqm to abosorb total CO2 for 50 years
100.0
0 1.6e+07
100
*Typical: Includes 'recycle fraction in current supply'
POLITECNICO MILAN01863
Prof. Alessandro Rogora
Project by
Prof. Giostra Simone
Sharanraj Molugu
Prof. Paola Gallo Stampino
Ziyaolrahman Jamshidzehi
Prof. Mauro Piantoni
Naveen S Kumar