[Steam-engine] boiler feedwater injector conection

[Richard Strobel]

Eric;
  On drilling and tapping, I'd check with the inspector first.

  The engine exhaust is 1 1/2 npt..would be nice to be able to heat up 
water...

RickinMt.


----- Original Message ----- 
From: "Eric Applegate" <eric at glassactonline.com>
To: "Steam-engine mailing list" <steam-engine at lists.stationary-engine.com>
Sent: Saturday, November 05, 2005 4:44 PM
Subject: Re: [Steam-engine] boiler feedwater injector conection


> I would like to know what some of our boiler guys think about drilling and 
> taping a hole for the feed water under your steam oulet?  Also what size 
> is your exhaust on your engine I have some feed water heaters that might 
> work for you.
>
> Eric
>
>
> From: "Richard Strobel" <Richard_Strobel7 at msn.com>
> Reply-To: Steam-engine mailing list 
> <steam-engine at lists.stationary-engine.com>
> Date:  Sat, 5 Nov 2005 16:11:50 -0700
>
> >
> >
> >
> >
> >
> >> Rick
> >>
> >>   Usually the steam supply is from the highest port you can find on 
> >> the
> >> boiler. The injection point can vary from midway on the boiler to near 
> >> the
> >> bottom. I don't think I have seen one teed int the trycock? I'm not 
> >> sure
> >> if an
> >> injector will work if it is injecting above the water level but it 
> >> might?
> >> I have
> >> mine teed int a 1" port near the bottom. I have a blow down valve there
> >> and
> >> a half inch blowdown on the other side of the boiler as well. Seems to
> >> work
> >> fine for me.
> >
> >
> >Ok Charlie.  I have the top port 1/2".  I will have to find out about
> >hooking up the injector to the bottom 1" port.  Maybe he meant he didn't
> >want cold duplex pump water injected down at the bottom.  Would be
> >interesting to see a preheater that someone may have on a stationary.  I
> >also have 1/2" port ,,180 out from the 1"...there are no ports in the 
> >middle
> >except for the three trycocks.
> >
> >
> >
> >>
> >>   I have two half inch injector feeding from the same steam line and
> >> feeding
> >> water in the same injection line. Each has its own steam valve and 
> >> check
> >> valve. One is a low pressure and one is a standard. They work well and
> >> even work
> >> tandem if you wish to inject that much water at once. I like having a 
> >> back
> >> up
> >>  injector. I will send you picture off the list.
> >
> >So I need a checkvalve per injector with handvalve?
> >
> >Nice pix's..will study them some more.
> >Rick
> >_______________________________________________
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> >
>
> --
> Thanks,
>      Eric Applegate
> --
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