Supply chain breakdown

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  • Ampster
    replied
    Originally posted by SunEagle

    But isn't the data skewed because of the number of ICE vehicles compared to the number of EV's. Heck I am 68 years old and have only seen one fire on a diesel vehicle during that time. I really don't feel threatened by fire when I drive.
    That is why the NTSB uses a denominator like miles to eliminate any skew based on the number of vehicles or the age of the vehicles. They do that for many of their statistics. An interesting side note is that trucks are more likely to have tire fires than fuel related fires. I feel safer in my EVs and do see evidence of fires along the Interstate. I actually saw a clean up from a burned car being loaded on a flatbed tow vehicle while driving back from Portland Oregon earlier this week.
    Last edited by Ampster; 02-28-2022, 12:21 PM.

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  • bcroe
    replied
    A complex, pressurized fuel system is going to be a lot more fire prone over
    time than a carb ICE engine, which mostly applies a vacuum to the fuel line.
    I am pretty sure I noted an increase in the frequency of burned spots on the
    shoulder, as fuel injecion became common. Bruce Roe

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  • SunEagle
    replied
    Originally posted by Ampster

    Yes one fire per 19 million miles. I corrected the original post.
    I did see another statistic that suggests the hybrids are more prone to fires than either gas or battery electric vehicles.
    But isn't the data skewed because of the number of ICE vehicles compared to the number of EV's. Heck I am 68 years old and have only seen one fire on a diesel vehicle during that time. I really don't feel threatened by fire when I drive.

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  • Ampster
    replied
    Originally posted by J.P.M.
    .......
    Did you mean to write one ICE fire per 19 million vehicle-miles driven or am I just being ignorant?

    ......
    Yes one fire per 19 million miles. I corrected the original post.
    I did see another statistic that suggests the hybrids are more prone to fires than either gas or battery electric vehicles.
    Last edited by Ampster; 02-27-2022, 01:36 PM.

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  • J.P.M.
    replied
    Originally posted by Ampster
    The statistic I have seen is fires per mile driven which may have been the one solarix was referring to.
    One statistic shows Teslas have one fire for 205 million miles versus ICE vehicles on fire for 19 million miles. I have not seen statistics for recent fires in those EVs affected by the LG Chem recall.
    https://www.google.com/url?sa=t&sour...TMCwhDqgQCmkih
    Thank you.

    Those stats seem to point to what I was getting at.

    Did you mean to write one ICE fire per 19 million vehicle-miles driven or am I just being ignorant?

    What's the dimension of the car fire incidence rate ? Vehicle-miles?

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  • Ampster
    replied
    The statistic I have seen is fires per mile driven which may have been the one solarix was referring to.
    One statistic shows Teslas have one fire for 205 million miles versus ICE vehicles on fire for 19 million miles. I have not seen statistics for recent fires in those EVs affected by the LG Chem recall.
    https://www.google.com/url?sa=t&sour...TMCwhDqgQCmkih
    Last edited by Ampster; 02-27-2022, 12:20 PM. Reason: add statistics.

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  • J.P.M.
    replied
    Originally posted by solarix
    Lots more gas cars catch fire than EVs. Mine works great and they are giving me a free battery anyway.... Best vehicle I've ever had and fun to drive as well. Waiting for delivery of a Rivian truck as well!
    One reason for that might be that ICE vehicles outnumber EV's by something like 2 orders of magnitude or so.

    Conjecture on my part: Since the age of the ICE fleet is probably greater than that of the EV fleet, and since I'd think the probability of an older ICE vehicle catching fire is greater than the possibility of a newer ICE vehicle catching fire, I'd think that average fleet age might have something to do with it, although I'd guess the greater numbers of ICE vehicles is probably controlling.

    I wonder if any reliable (and recent) statistics are available on car fires per number of registered vehicles for both categories of vehicle ?

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  • SunEagle
    replied
    Originally posted by solarix
    Lots more gas cars catch fire than EVs. Mine works great and they are giving me a free battery anyway.... Best vehicle I've ever had and fun to drive as well. Waiting for delivery of a Rivian truck as well!
    Let me know how well that truck is. Because that is the type of vehicle I am waiting on before I replace my Tundra.

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  • solarix
    replied
    Lots more gas cars catch fire than EVs. Mine works great and they are giving me a free battery anyway.... Best vehicle I've ever had and fun to drive as well. Waiting for delivery of a Rivian truck as well!

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  • RichardCullip
    replied
    Originally posted by solarix
    Gas prices? - I'm charging my BoltEV right now off my solar array....
    Chev Bolt? I pray it doesn't catch on fire......

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  • solarix
    replied
    Gas prices? - I'm charging my BoltEV right now off my solar array....

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  • RichardCullip
    replied
    Originally posted by Ampster
    Apparently gasoline prices in California hit $6.00 per gallon.
    $4.77/gallon this morning at my favorite Chevron station in Poway, CA. It would have been almost touching $5/gallon if I didn't get a $0.10/gallon retired employee discount and a $0.10/gallon credit from shopping at Vons.

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  • SunEagle
    replied
    Originally posted by Ampster
    Apparently gasoline prices in California hit $6.00 per gallon.
    Crap. At least we are still around $3.50/gallon here but I hold no hope it will stay that way.

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  • Ampster
    replied
    Apparently gasoline prices in California hit $6.00 per gallon.

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  • peakbagger
    replied
    Since I contributed to knocking this thread way off the rails, I will put in my supply chain issue.

    On a CHP system I am working on there is need for Remote Terminal Unit hooked to a modern equivalent of T-1 line. The regional grid operator requires a modem to match up with the one on their end. The RTU sends a continuous permission to the plant to be connected to the grid and "heartbeat" signal to confirm that the line is live as well as a data stream indicating the plant output. The modem is normally off the shelf, last time the manufacturer replied we may be able to get one in 40 plus weeks.

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