[Land-speed] [non LSR]Electronics and other stuff like fuel mileage

[Neil Albaugh]

Ed;

Computer controls are great when they are working as they should but 
remember that every computer is made with a "RESET" button for a reason. :)

Regards, Neil  Tucson, AZ

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From: "23weldon" <23.weldon at comcast.net>
Sent: Sunday, March 07, 2010 10:42 PM
To: "Neil Albaugh" <neil at dbelltech.com>; "Joel Wolcott" 
<wolcott_jl at yahoo.com>
Cc: <land-speed at autox.team.net>
Subject: Re: [Land-speed] [non LSR]Electronics and other stuff like fuel 
mileage

> Neil -- I agree with your point about the need or lack thereof for "fly by 
> wire" in a passenger automobile.  But that doesn't mean that there won't 
> be some market demand for a level of performance and other capabilities 
> that encourage its adoption in the higher end models.  Still, I'd like to 
> have a reliable and readily accessible "power kill" control.
>
> I do think this Toyota thing combined with the reality of changes in the 
> way we will have to fuel our vehicles is going to have a profound effect 
> on the passenger automobiles in our future.  I predict there will be a big 
> rethinking of what we need and expect out of our cars. And I'm thinking 
> that a lot of us old racers are not going to be real excited about what's 
> coming. Me included.  Still I have to be pragmatic.
>
> About "change a control from a direct linkage to an intermediate control "
>
> I think one has to separate the idea of "potential failure mechanism" and 
> actual reduced system reliability.  Like we have enough experience with 
> failures of simple throttle linkages to require two return springs and 
> discourage cable throttle systems. It's a case by case thing.
>
> Ed Weldon
>
> ----- Original Message ----- 
> From: "Neil Albaugh" <neil at dbelltech.com>
> To: "23weldon" <23.weldon at comcast.net>; "Joel Wolcott" 
> <wolcott_jl at yahoo.com>
> Cc: <land-speed at autox.team.net>
> Sent: Sunday, March 07, 2010 7:12 PM
> Subject: Re: [Land-speed] [non LSR]Electronics and other stuff like fuel 
> mileage
>> Ed;
>> Any time you change a control from a direct linkage to an intermediate 
>> control you have introduced a potential failure mechanism. Fly by wire 
>> systems are necessary in modern high performance aircraft for lots of 
>> reasons but I can't see any overwhelming reason to put it in a passenger 
>> car.
>> Regards, Neil  Tucson, AZ