[Public-List] Alternators...

Anders Bro abro.gtu at gmail.com
Mon Jul 16 14:42:49 PDT 2018


Oops, I thought you had that :-( sorry about that. Maybe get it from Delco,
or whoever the mfg is??

On Mon, Jul 16, 2018, 5:37 PM Gordon Laco via Public-List <
public-list at lists.alberg30.org> wrote:

> Well that’s all quite logical… but the missing ingredient is the output by
> the alternator at various rpm.
>
> Gordon Laco
> www.gordonlaco.com
>
>
>
>
> > On Jul 16, 2018, at 5:21 PM, Anders Bro via Public-List <
> public-list at lists.alberg30.org> wrote:
> >
> > Yes, so multiply that rpm by the pulley ratio to come up with alternator
> > rpm, and make your own plot of output vs engine rpm?
> >
> > On Mon, Jul 16, 2018, 4:57 PM Gordon Laco via Public-List <
> > public-list at lists.alberg30.org> wrote:
> >
> >> True, but it’s the engine that has the RPM instrument…
> >>
> >> Gordon Laco
> >> www.gordonlaco.com
> >> #426 Surprise
> >>
> >>
> >>
> >>> On Jul 16, 2018, at 4:53 PM, Anders Bro via Public-List <
> >> public-list at lists.alberg30.org> wrote:
> >>>
> >>> Ya, but isn't that alternator rpm and not engine speed? Usually the
> >> pulleys
> >>> are sized to have alternator rpm higher than engine rpm.
> >>> Anders
> >>>
> >>> On Jul 16, 2018 4:39 PM, "Gordon Laco via Public-List" <
> >>> public-list at lists.alberg30.org> wrote:
> >>>
> >>> Hello friends…
> >>>
> >>> Do any of you have data on what the output curve of our Atomic IV’s
> >>> alternators will put out at various RPM’s?
> >>>
> >>> I’m looking at Moyer’s modern alternators, and noticed that they give
> >>> output figures for ‘normal operating speed of 2000rpm’.  Well even with
> >> the
> >>> boosted rpm our Campbell prop allows, we still don’t get more than 1500
> >>> going flat out… we cruise quietly at 1200.
> >>>
> >>> I understand our factory supplied alternators are ’30 amp’ but what is
> it
> >>> really delivering at real operational rpms?
> >>>
> >>> I understand that at lower rpm’s the alternator isn’t ‘excited’ so
> >> delivers
> >>> little amperage…But I don’t know what the critical rpm rate is to
> achieve
> >>> excitement
> >>>
> >>> I don’t understand this whole subject as well as I’d like to.
> >>>
> >>> Gordon Laco
> >>> #426 Surprise
> >>>
> >>>
> >>>
> >>>
> >>> _______________________________________________
> >>> These businesses support your Association:
> >>> http://www.alberg30.org/store/A30supporters.html
> >>> Please support them.
> >>> _______________________________________________
> >>> Public-List mailing list
> >>> Public-List at lists.alberg30.org
> >>> http://lists.alberg30.org/listinfo.cgi/public-list-alberg30.org
> >>> _______________________________________________
> >>> These businesses support your Association:
> >>> http://www.alberg30.org/store/A30supporters.html
> >>> Please support them.
> >>> _______________________________________________
> >>> Public-List mailing list
> >>> Public-List at lists.alberg30.org
> >>> http://lists.alberg30.org/listinfo.cgi/public-list-alberg30.org
> >>
> >> _______________________________________________
> >> These businesses support your Association:
> >> http://www.alberg30.org/store/A30supporters.html
> >> Please support them.
> >> _______________________________________________
> >> Public-List mailing list
> >> Public-List at lists.alberg30.org
> >> http://lists.alberg30.org/listinfo.cgi/public-list-alberg30.org
> >>
> > _______________________________________________
> > These businesses support your Association:
> > http://www.alberg30.org/store/A30supporters.html
> > Please support them.
> > _______________________________________________
> > Public-List mailing list
> > Public-List at lists.alberg30.org
> > http://lists.alberg30.org/listinfo.cgi/public-list-alberg30.org
>
> _______________________________________________
> These businesses support your Association:
> http://www.alberg30.org/store/A30supporters.html
> Please support them.
> _______________________________________________
> Public-List mailing list
> Public-List at lists.alberg30.org
> http://lists.alberg30.org/listinfo.cgi/public-list-alberg30.org
>


More information about the Public-List mailing list