Search found 281 matches

by steamboatjack
Mon Sep 13, 2021 8:15 am
Forum: Technical - Engines and Boilers
Topic: Anthony Bever boiler
Replies: 18
Views: 6679

Re: Anthony Bever boiler

SBA Services ltd have a splendid scheme for members of the SBA. It is cheaper by far that most of the independent inspectors. details are on the SBA website.
Jack
by steamboatjack
Mon Sep 13, 2021 8:14 am
Forum: Technical - Engines and Boilers
Topic: Anthony Bever boiler
Replies: 18
Views: 6679

Re: Anthony Bever boiler

SBA Services ltd have a splendid scheme for members of the SBA. It is cheaper by far that most of the independent inspectors. details are on the SBA website.
Jack
by steamboatjack
Sat Sep 11, 2021 6:27 am
Forum: Technical - Engines and Boilers
Topic: Anthony Bever boiler
Replies: 18
Views: 6679

Re: Anthony Bever boiler

Join the steam boat association !
Jack
by steamboatjack
Sat May 29, 2021 7:33 am
Forum: Technical - Engines and Boilers
Topic: Steam engine from the North Caucasus
Replies: 129
Views: 47235

Re: Steam engine from the North Caucasus

Leeds bronze have this but it is an expensive way of doing it, a simple pattern would allow a casting, much cheaper.
Jack
by steamboatjack
Thu Mar 25, 2021 9:20 am
Forum: Technical - non Engines and Boilers
Topic: Plain Bearing materials
Replies: 7
Views: 2873

Re: Plain Bearing materials

I use Iglidur bushes on all my engines for these minor bearings, stock sizes (metric) and hard & ground pins make a good job.
Regards
Jack
by steamboatjack
Sat Jan 23, 2021 9:08 am
Forum: Sales and Trade
Topic: Elliott Bay Triple expansion castings
Replies: 2
Views: 2786

Re: Elliott Bay Triple expansion castings

I have reduced the price of this lot now.
JM
by steamboatjack
Sun Jan 10, 2021 8:48 am
Forum: Sales and Trade
Topic: Dynamo/Gen Set
Replies: 15
Views: 6945

Re: Dynamo/Gen Set

have you looked at the small alternators used with a small domestic windmill, max 600 RPM about 300W?
Jack
by steamboatjack
Fri Jan 01, 2021 9:16 am
Forum: Technical - Engines and Boilers
Topic: And Now for the Twin
Replies: 159
Views: 83491

Re: And Now for the Twin

The correct name is a "crosshead pin bearing" known to sea going engineers as a "top end". below is a copy of the style I have used on all my recent built engines, using a pin which is fitted and dowelled to the conn rod, the bearing is adjustable and can be easily lubricated through the crosshead. ...
by steamboatjack
Thu Sep 24, 2020 7:47 am
Forum: Technical - Engines and Boilers
Topic: Steam engine from the North Caucasus
Replies: 129
Views: 47235

Re: Steam engine from the North Caucasus

Your picture above shows a “piston valve” very common on locomotives, this particular one has a hollow body so that the upper and lower sections are common, exhaust from the upper ports can therefore leave via the lower exhaust port. It is usual practice to use “inside admission” i.e. the steam ente...
by steamboatjack
Thu Sep 24, 2020 7:32 am
Forum: Technical - Engines and Boilers
Topic: Ancillary vacuum appurtenances
Replies: 3
Views: 1858

Re: Ancillary vacuum appurtenances

I have considered the use of a steam ejector for this but never got around to it, it would be particularly useful with a uniflow engine. One problem is that it was usual to condense the outlet from the ejector via a heat exchanger, this would be an added complication and perhaps not required just fo...