SHELL ECO-MARATHON
How To Connect A Joulemeter
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Gilles Vanier
Technical Manager Shell Eco-marathon Europe
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February 2011
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1.0
JOULEMETER CONNECTION KITS
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February 2011
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One Joulemeter Connection Kit
One kit comprises:
 1 joulemeter
 2 pairs of wires with labels
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February 2011
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Connection Kits Provided
Material supplied by the organizer during the technical inspection
 Plug-in : 1 connection kit
 Solar : 2 connection kits
Joulemeter dimensions:
50 mm
80 mm
150 mm
Wire size :

Length : 400 mm

4 mm²
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400 mm
4 mm2
February 2011
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2.0
SOLAR CAR CONNECTIONS
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February 2011
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Connection Without Joulemeter
 One wire is labelled "MOTOR“ / One wire is labelled "BATTERY“
 Battery-Motor (Plug-in and solar)
The wire "Battery" must be connected to the battery with correct polarity + red and black –
The wire "Motor" must be connected to the motor with the correct polarity + red and black –
 Solar panel- Battery (solar only)
The wire "Battery" must be connected to solar panels in the polarity + red and black The wire "Motor" must be connected to the battery with correct polarity + red and black –
 In the absence of Joule meters the ends of the connectors are joined together to link the battery and
motor and battery and solar panels
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February 2011
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Connection With Joulemeter
 Battery-Motor (plug-in and solar)
The wire "Battery“ : the end connector is connected to the input side joule meter
The wire "Motor“ : the end connector is connected to the output side joule meter.
 Solar panel-Battery (solar only)
The wire "Battery" : the end connector is connected to the input side joule meter.
The wire "Motor" : the end connector is connected to the output side joule meter
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February 2011
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3.0
PLUG-IN CAR CONNECTIONS
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Plug-In Electrical Scheme
Battery
Horn
Light system (UC)
GPS
Electrical steering
Joulemeter
Motor controller
Power control
Motor
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February 2011
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4.0
EXAMPLES
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February 2011
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Article 80: Solar - Joulemeter Location
 Joulemeters must be readable from outside car (with cover on)
Joulemeter visible
from outside
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Inacessible joulemeter
(deep inside vehicle)
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