Revision as of 23:38, 10 January 2025

LTN style Logistics Train Network

Requirements:

• Factorio 2.0 with Interrupts

Reference: https://www.youtube.com/watch?v=EggDldJVggM&t=2009s

Requester Station

Where you request resources to be delivered to.

Items Needed

• Chest(s)
• Decider Combinator
• Arithmetic Combinator
• Train Stop
• communication grid

Connections

1. connect chests together and then to the decider combinator input
2. connect train station to decider combinator output
3. connect train station to decider combinator input
4. connect train station to arithmetic combinator input
5. decider combinator output connects to arithmetic combinator input
6. arithmetic combinator output connects to the grid

Decider combinator config

Conditions

• if resource < (less than) static value

AND

• "C" is < (less than) 1

Outputs

select "L" and define a static value of 1

Arithmetic Combinator config

Input

select "L" and multiply by -1

Output

select resource

Train stop config

set "Set train limit" and select "L"

Provider Station

Where you provider specific resources from.

Items Needed

• Chest(s)
• Decider Combinator x2
• Train Stop
• communication grid

Connections

1. connect chests together and then to the decider combinator #1 input
2. decider combinator #1 output to train stop
3. train stop is connected to decider combinator #2 input
4. decider combinator #2 output is connected to the communication grid

Decider combinator #1 config

Conditions

if resource is > (greater than) static value

Outputs

select "L" and define a static value of 1

Train stop config

• set "Set train limit" and select "L"
• set "Read train count" and select "C"

Decider combinator #2 config

Conditions

if "C" > (greater than) 0

Outputs

select <resource> and define a static value of 1

Depot

Where trains live until they are called for use

Items Needed

• Train Stop
• communication grid

Train stop config

All train stops should be set to the same configuration

• Select "Send to train"
• Rename "Depot"

Train

Config

Schedule

This should be set only to "depot"

Interrupts

1. Create a new interrupt. Name it "<resource image> Loop"

Conditions

• <resource> provider is not full

AND

• <resource> requester is not full

AND

• Circuit <resource> < (less than) 0

Targets

• <resource> provider -- Full cargo inventory
• <resource> requester -- Empty cargo inventory