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Andy there is a new smoke generating unit out, which is very good. I'll dig out the details later but it is reasonably priced and works very well. I fitted one in a Envoy Class tug and it does the job perfectly. You need to allow the space for it though and include it in your stability experiments.I'll have a look through my pictures later on.
Thank you Richard that will be very helpful and i would definatly be looking to purchaes one.
Which ever way you go you have my attention Andy. With the cost involved I can understand the choice of electric.If I can slip a quick question to Richard. Can you run those steam engines on compressed air from a tank and have them able to still push a boat through the water, or would the tank have to be way to big?
Ian M
Thank you Ian its good to have you and the guys along with me. Im waiting to hear what Richard has to say regarding your question.
First job to complete is to clean up the Hull, there are some splashes and seams that need to be cleaned up first. I have made a start and will soon have it ship shape.
Which ever way you go you have my attention Andy. With the cost involved I can understand the choice of electric.If I can slip a quick question to Richard. Can you run those steam engines on compressed air from a tank and have them able to still push a boat through the water, or would the tank have to be way to big?
Ian M
Hi Ian,
Yes you could run them on compressed air but you would have a very short duration for the size of a compressed air tank that you could get into a model boat unless you were thinking of high pressure tanks with a regulating valve on the outlet. The thing is with steam is that water is your available gas in liquid form that expands around 1700 times at atmospheric pressure so you have an available source of lots of steam, all you have to do is heat the water. With air you only have what you can compress into a pressure vessel, which is pretty limited unless you get to high pressures, then you need high pressure compressors to fill them.
I run my engines regularly on small air brush compressors with the engines above taking only around 15 to 20 psi for a fair speed but getting that into a boat maybe a bit more of a challenge. Of course if you are going to fit real engines you can't not run them on steam can you?
I'm afraid I haven't added to my very old Ben Ain build thread for a long time now but this is maybe the inspiration I need. The trouble is I spend so much time writing nowadays that something has to drop off at the bottom. I keep meaning to tidy up and sort out the thread and progress it a bit.
Im glad i may have inspired you to continue your masterpeice Richard. That Ben Ain is something to be proud of in fact you could say that it was you that actually inspired me to move towards boats, there is so much detail work that can be done and you have the added advantage of an RC hobby that will not destroy all your work and pride and joy if you crash it.
Luckily Richard i never have because i was learing with a trainer bit i have seen many that have and it seems an hit or miss chance one that i would never risk my buids against, just one big reason why boats are more appealing to me.
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