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Dual wagon unloader with balancing

Posted: Sun Nov 20, 2016 1:09 am
by Oozenthor
I like to run dual wagon, single ended trains for most things. I find they work best when loading ore. Also I perfer loads of smaller trains instead of a few bigger ones so it is not much of an issue when one gets stuck at a depleted ore patch.

Here is my unloading setup:
TrainUnloader1.png
TrainUnloader1.png (2.56 MiB) Viewed 3830 times
Some features:
- 20 chest storage size for a reasonable supply buffer between trains.
- 5 to 3 bluebelt balancer for maximum comperssion and output sharing.
- Stabling for 3 extra trains for low demand times.
- Enter and exit to and from either mainline direction.
- Full chest detection and balancing.

Here is a closeup of the unloader:
TrainUnloader2.png
TrainUnloader2.png (1.57 MiB) Viewed 3830 times


In the lower part of the unloader you can see some logic units that detect when either the left or right banks are full. A green lamp will light.

There are a pair of belts between the wagons that will shuffle material between wagons in case there is a full bank imbalance. If one bank is full and the other is not (Only one green lamp is lit) material will be moved to the non full bank until such a time that both banks are full or both wagons are empty.

I made the balancer because I noticed my trains would be sitting at an unloading station waiting to feed material in to a full bank while the other bank had plenty of room.
blueprint
This is the setup that I used to launch over 100 rockets with.

Re: Dual wagon unloader with balancing

Posted: Sun Nov 20, 2016 7:53 am
by impetus maximus
may not have the throughput of yours, but a LOT less splitters/space needed.
without.splitter.hell.jpg
just wire the crate to belt inserters to eachother. read hand contents (hold), enable when *everything = 0.
chests get unloaded evenly to make transfers from train fast.

Re: Dual wagon unloader with balancing

Posted: Sun Nov 20, 2016 8:24 am
by Oozenthor
I like the setup you are using, that system can also be used to make a buffer with balanced input as well:
Balanced buffer.png
Balanced buffer.png (533.67 KiB) Viewed 3811 times
But as you say, throughput...

This one is running 204 copper furnaces.
TrainUnloader3.png
TrainUnloader3.png (4.01 MiB) Viewed 3811 times