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rv:idling [2022/07/26 13:04] frater_secessus [charging] |
rv:idling [2023/10/01 19:29] (current) frater_secessus [harm reduction] |
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Idling to charge is [[electrical: | Idling to charge is [[electrical: | ||
- | Alternators are typically only ~50% efficient. | + | Alternators are typically only ~50% efficient. |
- the alternator spins fast enough that its own cooling blades become effective, and | - the alternator spins fast enough that its own cooling blades become effective, and | ||
- | - airflow from the forward motion of the vehicle | + | |
+ | | ||
+ | ==== harm reduction ==== | ||
+ | |||
+ | Assuming people are going to do it anyhow, here are some steps to reduce changes of a Bad Outcome: | ||
+ | |||
+ | * open the hood to allow excess underhood heat to escape. | ||
+ | * point the vehicle' | ||
+ | * watch for red flags | ||
+ | * hot smells | ||
+ | * belt squealing | ||
+ | * engine RPM dropping significantly | ||
+ | * chassis voltage falling from normal levels (14.1v, or whatever you observe without charging) | ||
+ | * charger reporting less current than usual, if applicable | ||
===== heating and cooling ===== | ===== heating and cooling ===== |