Carbon Footprint Methodology for Automotive Products
CATARC
中国汽车技术研究中心有限公司
2.3 Calculation Methodology
■Material production stage
China Automotive Technology and Research Center Co., Ltd.
Considering materials of five parts: components, lead-acid batteries, lithium-ion traction batteries, tires and fluids, and two processes: primary material
acquisition and processing and material recycling
CMaterial
Cparts
(carbon emissions
from components)
+
CLead acid battery
(carbon emissions from
lead-acid battery)
CLi-Ion
battery
(carbon emissions
from lithium-ion
traction battery)
× CEF "Part material i)
=
C Parts (M Part material i
U Material
i
C Parts = (M Part pr-material ¡×CEF Part pr-material i
XU
+ M
Part material i
Part re-material i
× CEF Part re-material i
× U
Part material i)
CLead acid battery = (M,
× U
Lead acid material i
Material i
× CEF
Lead acid material
i)
CLead acid battery = (M Lead acid pr-material i
× CEF,
× U
+ M
Lead acid pr-material i
×U
Material i
Lead acid re-material i
Material i
× CEF
"Lead acid re-material i)
(As per battery
material)
CLi-Ion battery = (M Li-Ion material i
XU Material i
× CEF,
CLi-Ion battery = (M Li-Ion pr-material i
× U
Material i
× CEF
+ M
Li-Ion pr-material i
Li-Ion material
× U
Li-Ion re-material i Material iXCEF Li-Ion re-material i)
(As per battery
capacity)
C
=
= R
× CEF
Li-Ion battery
Li-Ion battery
Li-Ion battery
1. Material production stage
+
CTyres
(carbon emissions from
tyres)
+
CTyres = (M Tyre material i
× U
Material i
× CEF
Tyre material i)
CTyres = (M
× U
Tyre pr-material i
Material i
× CEF Tyre pr-material i
+M
Tyre re-material i
XU
Material i×CEFTyre re-material i)
CFluids
(carbon emissions from
fluid)
=
CFluids (M
× CEF
Fluid material i
Fluid material i
i)
2. Components production
stage
4. Vehicle use stage
3. Vehicle production stage
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