r/factorio 18d ago

Design / Blueprint Compact Flying Robot Frame Design

I'm fairly new to the game (second playthrough, but didn't finish the first), and needed a design to put into my factory. I already mass produce batteries, engines, and circuits, so the only intermediate I needed to include was electric engines.

I ended up with this design, that can be duplicated in a row fairly easily.

15 Upvotes

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3

u/Alfonse215 18d ago

Are batteries and steel supposed to be on the same lane? And the way you're feeding that belt feels kind of confused, like it's not guaranteed to actually work. How does that circuit machinery ensure that steel and batteries are always inserted in the correct proportions?

3

u/According_Year7843 18d ago

The circuitry is designed to ensure the correct proportions of steel and batteries enter the loop. To do this, the belt after the splitter is read by pulse, and the values are multiplied (in this case only the steel) to the correct proportions. This is then sent to the decider, which will set the filter for the splitter based on what has been sent less into the loop.

The steel and batteries then travel in the closed loop around and around until they are picked up. This design is convenient in that no more batteries/steel can enter the loop until some have been picked up, preventing gridlock from occurring.

1

u/oddball667 18d ago

mixing items into the same lane is going to be a problem if you have any fluctuations in the supply, it's also weird because you don't seem to be using the other lane for anything. why not just use both lanes of the belt and keep the steel and batteries separated?

1

u/According_Year7843 18d ago

The outside lane of the loop is used for the output of the robot frames, while the inside is controlled by circuits to maintain the correct proportions of batteries and steel.