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Posts posted by Kevin
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to be honest, i never thought about how good but unserviceable aircraft got back home, i need to read up on why this ship was used for it
the PE work looks fantastic
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lovely to catch up on the build again, stunning work
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- Canute, Old Collingwood and mtaylor
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4 minutes ago, Jim Lad said:
The accommodation block is coming together really nicely.
A dull reddish brown was probably the fashion colour for decks at the time, although I've also seen a dull green.
John
the red brown sounds good as it will be end of life anyway
- mtaylor, Canute and Old Collingwood
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good evening everyone
day 8/90
managed to make up another deck today, the last one is going to have to wait as it is fitted directly to the deck plates, and i am miles away from that
the corners i am putting a thin strip of paper to tidy them up, with loads of weathering i doubt they will be seen
tonight, i primed one level in grey just to see how it looks, i have infact just ordered some white primer and top coat i have not seen a SD14 superstructure in any other colour than ochre or white
@realworkingsailor what is the best deck colour? would it be green
- Landlubber Mike, G.L., reklein and 5 others
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2 hours ago, Old Collingwood said:
How you guys do this with such delicate stuff is beyond me - amazing but scarry.
OC.
quite easy OC
1 card kit, shape blades, straight edge, decent paper glue and superglue to mend me fingers when the sharp blade a straight edge system dont work
- mtaylor, Old Collingwood and Canute
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5 hours ago, Roger Pellett said:
Thanks, for reminding me of this Andy. I was part of a student team to design a tanker with a hinge amidships. The idea was to produce a vessel with draft shallow enough to pass through the Suez Canal. The hinge reduced stresses in the shallow hull. We built and towed an 8ft long model of the proposed design.
My job was to design the ship’s machinery and I used a large slow speed Sulzer engine. The American Nordberg engine company offered a prize for designs using a Diesel engine. I designed a heat recovery system that used engine exhaust to generate steam to power the ship’s generating sets.
You are blasting through construction of this model with lightening speed, Kevin and doing a beautiful job. I hope that you build the entire ship.
Roger
i have a lot of the fwd section made up, i may add some of the now useless midships section and complete her as just out of build, (start of her life)
- GrandpaPhil, Canute, king derelict and 1 other
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8 minutes ago, Jim Lad said:
You're progressing well, Kevin, and it's good to see the obligatory 'model maker's cut' on your thumb!
That's a beautiful model of the wreck that you posted, by the way.
John
i stopped the bleeding with a fast setting c/a and it got everywhere, never trust me with a sharp knife
a few more of the diorama (NOT MY PHOTOS)
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good evening everyone
day 7/90 - flying by
i was inspired by this model many years ago, and will attempt something like this in my project, this is 1/144 whereas mine is twice the size
looking on the net for cargo ship scrapping i came across this hence one of the reasons for add the extra cargo frames, never mind the foreground only 3 months to build 1/3 of a ship
took a break from the frames today and played with the accommodation block, this brings in the full size of the build, here she is as of tonight
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7 minutes ago, realworkingsailor said:
Even diesel boats today still have a small steam boiler. Either a small oil fired unit or an exhaust gas economizer (waste heat recovery), and very often both. Although not used for propulsion, the steam would be used to heat fuel oil (IFO is thick as molasses at room temperature, HFO even thicker), for warming the engine (via heat exchangers) prior to starting, and other auxiliary uses (hot water for the crew). The boiler(s) would require it’s own feed water tank as there are various caustic chemicals needed to prevent corrosion and sediment build up, that you don’t want in general circulation.Andy
thank you Andy
i was trying to remember my Submarine training for feed water/ and distillers and everything my head had to remember, not to mention reactor recovery when sat in the ship control seat
- Canute, mtaylor and Old Collingwood
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48 minutes ago, Roger Pellett said:
Kevin,
It’s coming along nicely.
I believe that the term Shelter Deck was originally chosen to maintain the fiction that the deck was only sheltered from the weather, not watertight.
You mention a feedwater tank so this must have been a Steamship. This is somewhat surprising because by the 1860’s the large slow speed direct drive diesels were favored by many owners and of course Sunderland was home to Doxford, an early proponent of diesel propulsion. Americans were, and still are, one of the few holdouts. They continued to build steamships and when they switched to diesel, it was the medium speed engine with reduction gears and/or CP propeller.
Marine Engineering is Naval Architecture’s less glamorous sibling, particularly in the diesel era as unlike steam plants, the engines are designed by mechanical engineers working for the engine builders. Reading news from my alma mater, I sense that the discipline is coming back into the light of day as shipping lines look for ways to reduce emissions from burning the heavy bunker oils.
Roger
thank you for your reply, im not sure where the feed water comment came from, she is certainly a diesel driven unit built in the 1960, there are still some floating around
i can certainly see a return to wind power
- Canute, Old Collingwood, GrandpaPhil and 1 other
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good evening everyone
day 6/90
well after the addition of the bulkhead, very little seams to have been done today, even though a put a good few hours in
tomorrow i will be working on the shaft tunnel, as that area is getting well a truly battered from the moving around
a bit of paint has made it look a bit better
i now know where the three decks are going to sit
engine room platform
middle one is the tween/shelter deck (1/2 deck)
and top deck
all the tabs between the double floor frames will tidy up when the frames go in, it does make it look very untidy
- GrandpaPhil, clearway, Canute and 4 others
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good morning everyone
sorry about the confusion last night wrt to shelter/tween decks
i have resolved my bulkhead issue, i used part of the midships section, which was beyond repair, and now in the process of joining them together
to do that i cut back the bottom plates to gain access to the double floor frames, it now looks like the 3 part build will be a trwo part one, the front end
as new and this end will be end of life at the breakers
from the midships section i removed about 10 frames up to the forward cargo hold
cut back the bottom plates to gain entry to the frames
- Canute, realworkingsailor, reklein and 7 others
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9 minutes ago, Jim Lad said:
Kevin,
Your post that quoted my post reads,
"thank you
as it will be in a cutaway, i will be aware now when it comes to the upper deck and access, it will be helpful then to see what types of goods would be held in this area, as i had presumed that the name shelter, meant that"
Not sure what you were going to say, but the tween deck was just another cargo space (the 'shelter deck' title being merely a bit of legal jiggery pokery by the time these ships were built), but as the tween decks were much smaller spaces than the lower holds, they were useful for stowing smaller or more delicate parcels of cargo or for partial stowage to assist in maintaining a good metacentric height for stability purposes.
John
sorry john, my reply dont make sense, i never realised the two were the same (sheter/tween deck) even though it is in my opening comments, thank you for correcting me
- Jim Lad, Canute, Old Collingwood and 1 other
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good evening everyone
day 5/90
thank you for comments and likes
i have a problem
although available in three kits, it is not going to be easy to build the after section as such, as i have found out today, to keep its shape it needs the bulkhead, which is part of the midships section, which cannot be used as it has bowed from being in my garage for lots of years, also it would take me well past the group build timeline
i am not allowed to purchase a replacement midships section (new years resolution, plus model dockyard has gone bust, and it looks like Marcle have as well, an email to them l keeps bouncing back
so what's my options
worst case is that i cut the midships section up and attempt to attach it to mine, or remove bits of it to try and duplicate, im not a big fan of either,
today number 6 bulkhead has been made up and in place, an enjoyable project with lots of scoring to get the shape
as you can see from the below image the engine room platform and the tween decks fit to the bulkhead but ultimately needs another one to take the weight and keep the shape, i don't think the frames will be enough to support the weight
this is the midships sections been in my garage for well over 5 years
tween decks level being made up away from the hull
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good evening everyone
day 5/90
thank you for comments and likes
i have a problem
although available in three kits, it is not going to be easy to build the after section as such, as i have found out today, to keep its shape it needs the bulkhead, which is part of the midships section, which cannot be used as it has bowed from being in my garage for lots of years, also it would take me well past the group build timeline
i am not allowed to purchase a replacement midships section (new years resolution, plus model dockyard has gone bust, and it looks like Marcle have as well, an email to them l keeps bouncing back
so what's my options
worst case is that i cut the midships section up and attempt to attach it to mine, or remove bits of it to try and duplicate, im not a big fan of either,
today number 6 bulkhead has been made up and in place, an enjoyable project with lots of scoring to get the shape
as you can see from the below image the engine room platform and the tween decks fit to the bulkhead but ultimately needs another one to take the weight and keep the shape, i don't think the frames will be enough to support the weight
this is the midships sections been in my garage for well over 5 years
tween decks level being made up away from the hull
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9 hours ago, Jim Lad said:
How did I miss the start of this epic project? What a great model to build Kevin.
Further to Roger's comments on shelter deck ships, on all the shelter deckers I sailed on the tonnage hatch was permanently sealed off from the remainder of the tween decks by a rivetted or welded bulkhead, but so long as the hatch wasn't (legally) weather tight it was still considered to be an opening and thus made the tween deck into a shelter deck for tonnage purposes.
John
thank you
as it will be in a cutaway, i will be aware now when it comes to the upper deck and access, it will be helpful then to see what types of goods would be held in this area, as i had presumed that the name shelter, meant that
- mtaylor, Old Collingwood and Canute
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good evening everyone
sheet 124
4/90
0ver 50% of the tank tops are now on, im just going around ensuring they are all secure to avoid any lifting
tonight i have varnished the next load of sheets with a matte Modge Podge (maybe other makes are available)
one of the major bulkheads goes in tomorrow onto frame 37
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good evening everyone
Day 3/90 tank tops sheets 125&126
the very forward double floors are designed to interlock with the midships section of the kit, but as this is a being done as a separate section i added them in, should i change my mind in the future, it may be a problem then, not now,
The tank tops are next to go on, but before that the shaft bearing pillars need to be fitted
the forward section would normally be fitted to the midships section at this time
but as it is a stand alone i put all the frames in
one of the shaft bearing pillars in place
first of the tank tops, this is the engine base area
- realworkingsailor, mikegr, Canute and 5 others
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good evening everyone
day 2/90
everything was removed and during today they have been fixed back into place, as the Longitudinals are secured it is starting to tidy and firm up
the tank tops will be next but i am unsure still at present what if anything i want to show in the cutaway, obtaining a mock engine would be beneficial right now lol
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good evening everyone
well thats the double bottom floors in, they will now all be removed to ensure they fit properly, and most likely get a Modge Podge varnish on them as i would like to show some access to them, might just be an open tank top or go the whole hog and open one up to show a feed water tank to oil fuel tank, and if thats the case i need the varnish to allow some painting to take place
then before the tank tops go into position all the Longitudinals need to be fitted
no glue has yet been used,
these go in next, which ensure everything is square
all the folds against the centre line need to be trimmed back to avoid the bunching
- Landlubber Mike, lmagna, mtaylor and 7 others
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35 minutes ago, Roger Pellett said:
Happy New Year Kevin! It will be interesting watching this.
The Shelter Deck was a gimmick to take advantage of tonnage rules. Ship builders and their Naval Architects have long favored designs that provided maximum cargo carrying capacity while minimizing tonnage, the legal definition definition of carrying capacity. Tonnage is used as the basis of certain shipping costs; canal tolls, harbor fees, etc.
Tonnage rules generally exclude areas where cargo could be carried that are exposed to weather. So an extra deck called a shelter deck was added with a small opening commonly called a "Tonnage Opening." Since the tonnage opening was open to the weather, the entire volume above the extra deck was not included in the tonnage calculations. Of course, if cargo was shipped on the shelter deck, there was nothing to stop the crew from temporarily closing up the tonnage opening and making it watertight.
Roger
thank you for that info, i wasnt aware of that, i will try and remember that when i get to that part
- Canute, Old Collingwood and mtaylor
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SD14 Stern Section by Kevin - Marcle Models - 1/70 - CARD - started 1st Jan 2022 - abandoned
in - Kit build logs for subjects built from 1901 - Present Day
Posted
good evening everyone
thankyou for comments and likes
day 9/90 shaft tunnel
taken me most of the day to get this level done, varnished, cutouts and slots done, deck plates will cover this in the next day or so,
After this is glued into position, the stern will start to be built up
all loose so will straihten them out as they have pva applied