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student_documentation:jm2brasil [2022/08/22 16:53] – [Joulemeter (JM2) Use and Installation Brazil 2022] Melle de Wit | student_documentation:jm2brasil [2023/12/08 17:01] (current) – Melle de Wit | ||
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==== Installation before event ==== | ==== Installation before event ==== | ||
- | NON Battery Electric Prototype vehicles are not currently required to install a joulemeter. | ||
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Joulemeter location in vehicle and other considerations (Chapter 1 - Article 56) | Joulemeter location in vehicle and other considerations (Chapter 1 - Article 56) | ||
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- Secure the Joulemeter with Velcro or cable ties ensuring the display is visible and the on/off switch is accessible. | - Secure the Joulemeter with Velcro or cable ties ensuring the display is visible and the on/off switch is accessible. | ||
- Reconnect the battery to the vehicle electrical system. | - Reconnect the battery to the vehicle electrical system. | ||
- | - Where equipped, connect the USB cable to the Joulemeter and the On-Board Computer (OBC) USB. You MUST NOT use your own USB cables. Use the cable provided, it electrically separates the JM from the On-Board Computer. | ||
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- | ==== ICE ==== | ||
- | The Joulemeter should be installed between the vehicle’s starter battery and the vehicle’s electrical system. As shown in the figure below, both the positive and negative battery leads pass through the Joulemeter. | ||
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- | {{ : | ||
- | Joulemeter electrical installation (ICE) | ||
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==== BE === | ==== BE === | ||
- | For urban concept vehicles the joulemeter should be installed between the battery and the motor controller. | ||
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- | {{ : | ||
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For prototype vehicles the joulemeter should be installed between the vehicle’s electrical system and the propulsion motor controller. | For prototype vehicles the joulemeter should be installed between the vehicle’s electrical system and the propulsion motor controller. | ||
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- | ==== H2 ==== | + | ==== ICE ==== |
- | The Joulemeter should be installed between the battery and the vehicle’s electrical system. | + | The Joulemeter should be installed between the vehicle’s starter |
+ | {{ : | ||
+ | Joulemeter electrical installation (ICE) | ||
- | {{ : | ||
==== Operation ==== | ==== Operation ==== | ||
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The JM internal battery can be charged though the USB type B port on the JM top as shown in Figure 3. The JM will be supplied to the teams charged and should last throughout the event if the JM is being turned off when not in use. In case the battery is depleted, connect the JM to any USB port or charger and the battery will be recharged. | The JM internal battery can be charged though the USB type B port on the JM top as shown in Figure 3. The JM will be supplied to the teams charged and should last throughout the event if the JM is being turned off when not in use. In case the battery is depleted, connect the JM to any USB port or charger and the battery will be recharged. | ||
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- | ==== Trouble Shooting ==== | ||
- | The table below provides a number of troubleshooting options for cases where anomalies are detected. | ||
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- | Please check the contents of this section before seeking assistance. | ||
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- | ^Condition^ Possible Causes^ Solutions^ | ||
- | |The LEDs remain dark when I press the Start Button on the On-Board Computer|OBC battery is not correctly connected to the Backbone \\ OBC battery is discharged|Verify battery cable is connected to the Backbone \\ Charge battery| | ||
- | |:::|Pod not correctly connected to the Backbone|Check cable and plug| | ||