 | | Re: BNSF new paint —Samarth Moray
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| | | (...) ;-) (...) You'd have to admit though that doing it's front windscreeen will be TRICKY. While mentally designing it I've been thinking of using some 1 x 6 arch bricks placed upside down; but that's half the job. Then you have to figure out how (...) (20 years ago, 26-Jan-05, to lugnet.trains, FTX)
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| | | | | Re: BNSF new paint —Tim David
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| | | | Snip (...) A lot of the British diesel designs of the 50's and 60's had the nose, which is probably their most distinctive design element. As well as the (URL) Deltic> (class 55) and 37, the classes (URL), (URL) 44>, (URL) 45>, and (URL) 46> also (...) (20 years ago, 26-Jan-05, to lugnet.trains, FTX)
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| | | | | | Re: BNSF new paint —Larry Pieniazek
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| | | | | (...) Fairbanks Morse diesel locoomotives used a very successful opposed piston (1) diesel engine first developed for us in US Navy subs. (URL) - two pistons sharing a common combustion chamber per cylinder, IIRC... (20 years ago, 26-Jan-05, to lugnet.trains)
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| | | | | | | Re: BNSF new paint —Derek Raycraft
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| | | | | | | (...) What the Larry Pieniazek Bobble Head Doll is that? Derek (20 years ago, 26-Jan-05, to lugnet.trains)
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| | | | | | | | | Re: BNSF new paint —Larry Pieniazek
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| | | | | | | | | (...) (snip) (...) (URL) page 60 or (URL) those last ones for best results) Those same engines were used in the FM TrainMaster diesels... Ironically, FM also now has the replacement/maint parts license for Alco/GE diesels... But... you're kidding (...) (20 years ago, 26-Jan-05, to lugnet.trains)
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| | | | | | | | | Re: BNSF new paint —Derek Raycraft
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| | | | | | | | (...) Ok after giving Larry farfignuten for not Googling something I figured I should Google it myself. Not an easy find, but is this the kind of thing you're taking about? (URL) never seen an engine design like that before. Very odd. Derek (20 years ago, 26-Jan-05, to lugnet.trains)
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| | | | | | | | | | Re: BNSF new paint —Larry Pieniazek
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| | | | | | | | | (...) Is *that* what it was, I thought you were baiting with that pejorative term... (1). But more importantly, what are you babbling about? I *know* what the engine term is. So does Tim. This is lugnet.trains after all, so why should I google for (...) (20 years ago, 26-Jan-05, to lugnet.trains)
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| | | | | | | | | | | Re: BNSF new paint —Samarth Moray
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| | | | | | | | | | | (...) Without stepping on anyone's toes, I think the fact that the individual interests of trainheads themselves- within the trainhead (read .trains) community itself, differs. Afterall, interest in railroading (or any subject for that matter) (...) (20 years ago, 26-Jan-05, to lugnet.trains, FTX)
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| | | | | | | | | | | Re: BNSF new paint —Derek Raycraft
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| | | | | | | | | | (...) Sorry Larry, I've had far too many M&Ms today. And I just can't stop eating them. My question was in fact was serious. I didn't understand how an engine could have two cylenders share the same combustion chamber. I realized after that I asked (...) (20 years ago, 26-Jan-05, to lugnet.trains)
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| | | | | | | | | | | | Re: BNSF new paint —Larry Pieniazek
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| | | | | | | | | | (...) Well now I'll display MY ignorance... I know that a lot of 2 cycle engines are valveless but I did not think it was mandatory that they not have exhaust valves. Anyway, I am pretty sure the FM is 2 cycle, I think the Alco 244 was (but too lazy (...) (20 years ago, 26-Jan-05, to lugnet.trains)
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| | | | | | | | | | | | Re: BNSF new paint —Derek Raycraft
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| | | | | | | | | | | (...) They are probibly a lot more efficent when whey do have exhaust vales. A basic two stroke doesn't clear the cylinder of exhaust very efficiently. By opening the top of the cylinder through exhaust valves the rush of intake air will definitly (...) (20 years ago, 26-Jan-05, to lugnet.trains)
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| | | | | | | | | | | | | Re: BNSF new paint —Larry Pieniazek
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| | | | | | | | | | | | (...) Oh ya, no doubt. I think one of the reasons for this whacky two piston, one cylinder, central combustion chamber arrangement is that in an exhaust port system, with the proper amount of lag between cylinders, you can arrange the exhaust to (...) (20 years ago, 26-Jan-05, to lugnet.trains)
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| | | | | | | | | | | | | | Re: BNSF new paint —James Powell
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| | | | | | | | | | | | (...) Snip (...) Atually, from what I remember of the movies we watched @ school, the air exchange can run up to about 98% clean air in a loop type arrangement. That's using something like 200% excess air in order to clear the cylinder of combustion (...) (20 years ago, 27-Jan-05, to lugnet.trains)
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| | | | | | | | | | | | Re: BNSF new paint —James Powell
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| | | | | | | | | | (...) The big advantage of a OP engine is that you get good scavange air flow via the two ends of the cylinder being open at the same time. So, yes, it is in some ways more complex (timing gears between crankshafts, rather than valves), in other (...) (20 years ago, 27-Jan-05, to lugnet.trains)
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| | | | | | | | | | Re: BNSF new paint —Tim David
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| | | | | | | | (...) Ironically (1) that's exactly the same link as I gave in my post, it was just hidden by the ftx! Tim (1) OK, its probably not ironic, probably some other word (2) (2) I'm getting into this footnoting thing (20 years ago, 26-Jan-05, to lugnet.trains)
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| | | | | | | | | | Re: BNSF new paint —Samarth Moray
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| | | | | | | | | (...) Coincidental. (...) I'm thinking of taking it up too. Legoswami Samarth (20 years ago, 26-Jan-05, to lugnet.trains)
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| | | | | | | | | | Re: BNSF new paint —Derek Raycraft
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| | | | | | | | (...) Nuts. I did travers the thread through your post, but I missed that link completely. I wasn't until Larry's post that the engine consept hit me. I did backtrack, but I missed the link the second time though. Now I want to build one of these. (...) (20 years ago, 26-Jan-05, to lugnet.trains)
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| | | | | | | Re: BNSF new paint —Tim David
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| | | | | | (...) Interesting, I didn't know that. I don't know about the mechanical merits/demerits of opposed pistons I suspect they have higher maintenance requirments that a conventional piston singal piston design. I also suspect that the FM application (...) (20 years ago, 26-Jan-05, to lugnet.trains)
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| | | | | | Peak Diesel Engine (was Re: BNSF new paint) —Mark Bellis
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| | | | | (...) Finally got round to posting some pics of my Class 44 Peak diesel engine. When moving over the points, the articulated bogies are a sight to behold! (3 URLs) PLMKWYT Mark (20 years ago, 9-Feb-05, to lugnet.trains, lugnet.announce.moc, FTX)
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| | | | | | | Re: Peak Diesel Engine (was Re: BNSF new paint) —Samarth Moray
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| | | | | | | In lugnet.trains, Mark Bellis wrote: SNIPPIFICATION (...) Mark, This looks really nice! Now I *have* to know how you did the bogies. The Proto is 4-axled right? Your bogie design seems very inriguing. I also like the use of the space radar dish as a (...) (20 years ago, 10-Feb-05, to lugnet.trains, FTX)
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| | | | | | | | | Re: Peak Diesel Engine bogie articulation —Mark Bellis
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| | | | | | | | (...) Yes, each bogie has 4 axles. On ine the middle two axles of each bogie are the motor, with the others articulated. Each articulation uses a double wishbone steering arm: (URL) and this right angle axle joiner: (URL) with the axle joiner round (...) (20 years ago, 10-Feb-05, to lugnet.trains, FTX)
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| | | | | | | Re: Peak Diesel Engine (was Re: BNSF new paint) —Stuart Jones
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| | | | | | | (...) My favourite shot, really gives the impression of the bulk of these machines. Love the names as well, some of my favourite mountains. Good shot of 'Penyghent': (URL) Hang 8 maroon Mk1s behind it, and stand back! How much dark red do you have?! (...) (20 years ago, 10-Feb-05, to lugnet.trains, FTX)
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| | | | | | | Re: Peak Diesel Engine (was Re: BNSF new paint) —Christopher Masi
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| | | | | | (...) Hey just had to chime in. I like the engine, but I had to add that I like the "support beam visible through the vent effect" that you did with the SNOTted grille tiles. Chris (20 years ago, 11-Feb-05, to lugnet.trains)
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| | | | | | | | Re: Peak Diesel Engine (was Re: BNSF new paint) —Mark Bellis
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| | | | | | (...) Thanks :-) I particularly like the fact that the effect is easier to achieve with Lego in 8mm scale than in HO or OO in 3.5mm or 4mm scale. Using SNOT with grille tiles gives a finer grille than just alternating plates, and there's some relief (...) (20 years ago, 11-Feb-05, to lugnet.trains, lugnet.build.schleim)
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| | | | | | Re: BNSF new paint —Jonathan Reynolds
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| | | | | (...) How about these for a Lego class 37 in jaded faded BR blue! (URL) built this at least 3 years ago and have not had the heart to take it apart to improve it yet. I guess I'll end up building an updated version alongside it, probably in (...) (20 years ago, 9-Feb-05, to lugnet.trains, FTX)
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| | | | | | More obscure diesel variants (Was Re: BNSF new paint) —Tim David
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| | | | Mark's (URL) mention> of the Fell led me to look it up. It seems needlessly complicated and basically the result of trying to prove a mistaken point (that mechanical transmission could be as good or better than electrical) (URL) If you're (...) (20 years ago, 21-Apr-05, to lugnet.trains, FTX)
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| | | | | | Re: More obscure diesel variants (Was Re: BNSF new paint) —James Powell
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| | | | (...) Actually, I tend to think that it was more along the lines of the original 1950 plan- try everyting, and see what works and what doesn't work. Just because the FT was great in NA did not mean that it was going to be the best way to dieselize (...) (20 years ago, 22-Apr-05, to lugnet.trains, FTX)
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| | | | | | Re: More obscure diesel variants (BoCo) —Mark Bellis
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| | | | (...) Not a real one, but (in a shameless self-plug) my model of one won a prize at Hull model railway show last November. Here it has red buffer beams, like the illustrations of BoCo in the Awdry books: (URL) For the official prize photo I changed (...) (20 years ago, 22-Apr-05, to lugnet.trains, FTX)
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