[modeleng] Re: Steam engine RPM?

  • From: "Terry Lane" <tel@xxxxxxxxxxx>
  • To: <modeleng@xxxxxxxxxxxxx>
  • Date: Sun, 11 Sep 2005 13:03:01 +1000

Granted a vertical boiler can be somewhat easier to make Al, but they tend
to dwarf you engines. For that reason I prefer the horizontal boiler for a
stationary steam plant.

> Tony, may I suggest a design?  I would consider a
> Vertical Firetube design, such as the LBSC design, MAP
> plan No. LO-86 and fire it with Propane since you want
> a small reliable boiler for operating your models
> mainly at home.  I think that this boiler is well
> within your abilities.
>
> Al Messer
>
> --- Phill Smith <steam@xxxxxxxxxxxxxx> wrote:
>
> > Tony,
> >
> > I, personally, don't understand why you don't just
> > make your own. They are
> > really easy to make. There is nothing hard about it
> > at all.
> >
> > All you need is the following;
> >
> > - oxy-acetylene torch (use the cutting torch as the
> > large quantity of small
> > flames is the best heat source)
> > - Copper tube (for both barrel and end plates,
> > flues, and Galloway tubes if
> > required)
> > - Gun metal / Phosphor bronze for bushes
> > - steel for endplate former
> > - Silver solder (2 grades) -- 245 (45% silver) for
> > bushes and
> > lues/tubes:  -- 115 (15% silver) for attaching your
> > end plates.
> > - Sulphuric acid (battery acid) for pickle bath. I
> > add 1L of acid to 10L
> > water, and find this OK if I get it on my hands (no
> > burns)
> > - 20L plastic bucket for pickle bath
> > - Flux (for the 245 silversolder)
> > - Hand tools
> >
> > That's about it........ Of the top of my head I
> > can"t think of anything
> > else.....
> >
> > The first thing to do when deciding to build a
> > boiler is to decide your
> > fuel.... As that will often determine the style of
> > boiler that you build.
> > Have a look in Harris's book at the different
> > styles/configurations of
> > boilers, and then decide how big you want it. Then
> > start making it..... It's
> > that easy.
> > I would seriously recommend that you get hold of a
> > copy of the Aussie copper
> > boiler code, as this will solve all your thickness
> > and stay sizing/spacing
> > issues. Something to note though, is that the Aussie
> > code tends to use much
> > thicker materials than required, as it is designed
> > to protect EVERYONE from
> > the idiot boiler builder.
> >
> > Cheers,
> >
> > Phill.
> >
> >
> >
> >
> > ----- Original Message -----
> > From: "Tony Wells" <oaksfield@xxxxxxxxxxxxxxx>
> > To: <modeleng@xxxxxxxxxxxxx>
> > Sent: Saturday, September 10, 2005 3:08 AM
> > Subject: [modeleng] Re: Steam engine RPM?
> >
> >
> > > It is not verbotten at all Al, I just lack the
> > cheek to ask! I do have
> > that
> > > nice long length of seemless copper tubing to
> > trade if anyone is
> > interested
> > > however .... Is there so much to boiler making
> > though ??? In my naiveity,
> > I
> > > would have thought that at the low pressures
> > involved a bit of silver
> > solder
> > > would go a long way, and I have plenty of that
> > too!
> > >
> > > Tony.
> > >
> > > ----- Original Message -----
> > > From: "Allen Messer" <al_messer@xxxxxxxxx>
> > > To: <modeleng@xxxxxxxxxxxxx>
> > > Sent: Friday, September 09, 2005 7:58 PM
> > > Subject: [modeleng] Re: Steam engine RPM?
> > >
> > >
> > > > Glad to help out as I don't want you blowing
> > yourself
> > > > sky high with an improperly made steam boiler!
> > If
> > > > that happened, with whom would I discuss
> > politics?
> > > >
> > > > Have you though of posting a query on the
> > Modeleng
> > > > list to see if any of our listees would build
> > you a
> > > > boiler, or is this verboten?
> > > >
> > > > Al
> > > >
> > > > --- Tony Wells <oaksfield@xxxxxxxxxxxxxxx>
> > wrote:
> > > >
> > > >> A belated thanks for this "headzup" (???) Al!
> > > >>
> > > >> Tony.
> > > >>
> > > >>
> > > >> ----- Original Message -----
> > > >> From: "Allen Messer" <al_messer@xxxxxxxxx>
> > > >> To: <modeleng@xxxxxxxxxxxxx>
> > > >> Sent: Thursday, September 08, 2005 5:11 PM
> > > >> Subject: [modeleng] Re: Steam engine RPM?
> > > >>
> > > >>
> > > >> > Tony, if you are thinking of building your
> > own
> > > >> boiler,
> > > >> > run, don't walk, to your nearest agent for
> > Tee
> > > >> > Publications and buy yerself a copy of K. N.
> > > >> Harris'
> > > >> > book "Model Boilers & Boilermaking" and if
> > you
> > > >> want it
> > > >> > to look scale, there are several vendors of
> > model
> > > >> > steam fittings in Britain that are excellent.
> > > >> >
> > > >> > Al Messer
> > > >>
> > > >>
> > > >> MODEL ENGINEERING DISCUSSION LIST.
> > > >>
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> > > >>
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> >
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