Lava/Magma Crucible Confusion.

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Stormcrown

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Jul 29, 2019
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So its 3:30am, im tired as hell, so this might be a derp.

If I have a 12x12x12 multitank full of lava, what is the most efficient way to generate MJ/EU? Power converters mod included.

I was thinking magma crucible in there somewhere or just magmatic engines, or thermal generators then convert with an energy bridge.

My head hurts from math.
 

egor66

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Jul 29, 2019
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Omicron that really didnt help now did it, as to the question geothermal generators will make eu from lava, depending on your needs 3-5 should do you, as to mj you need magmatic engines to produce this form of power from lava you may need a good amount of them as they only out put 4 mj each. so do the maths for your needs.
 

MilConDoin

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Jul 29, 2019
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Use Thermal Generators from GT for 30k EU or Combustion Engines for 20k MJ.
Geothermal Generators produce 20k EU and Magmatic Engines produce 18k MJ.
 

egor66

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Jul 29, 2019
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if the guy does not know about the basic mods there is no way he will have the infrastructure to make GT machines.. no insult implied or intended to OP, we all start some place, best to tailor answers to the implied xp lvl of the poster.
 

hotblack desiato

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Jul 29, 2019
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Use Thermal Generators from GT for 30k EU or Combustion Engines for 20k MJ.
Geothermal Generators produce 20k EU and Magmatic Engines produce 18k MJ.

or the slightly OP way: use the combustion engine or the magmatic engine (should take a look at the value) to generate MJ and then convert them with the power converter to EU in a 1:2,5.

this turns 1 bucket of lava into 50k MJ (or if the magmatic engine is more efficient, even more).

but honestly, if I have a tank full of lava, I'd pump it into a bunch of industrial centrifuges. with all the copper, I'd set up a nice nuclear reactor (they can be quite copper consuming, and the tin and electrum helps too)...
 

Kik

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Jul 29, 2019
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It all depends on what you mean by efficient exactly. I'd go with the Geothermal Generators.
They seem to give the most bang for your buck what with required mats and effort to set up.
Though if highest energy production per lava block is what you're after it seems combustion engines are the way to go.

Machine - Energy/tick - Burn Time - Total Energy per Lava Block - Energy per second

Geothermal Generator - 20 EU/t - 50 s - 20,000 EU or 8,229 MJ - 400 EU/s or 164.6 MJ/s
Thermal Generator - 24 EU/t - 62.5 s - 30,000 EU or 12,343 MJ - 480 EU/s or 197.5 MJ/s
Combustion Engine - 1MJ/t - 1000 s - 48,611 EU or 20,000 MJ - 48.6 EU/s or 20 MJ/s
Magmatic Engine - 4MJ/t - 225 s - 43,750 EU or 18,000 MJ - 194.4 EU/s or 80 MJ/s

Generator - 10 EU/t - 25 s - 5,000 EU or 2,057 MJ - 200 EU/s or 82.3 MJ/s
Stirling Engine - 1MJ/t - 1000 s - 48,611 EU or 20,000 MJ - 48.6 EU/s or 20 MJ/s
 

Stormcrown

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Jul 29, 2019
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It all depends on what you mean by efficient exactly. I'd go with the Geothermal Generators.
They seem to give the most bang for your buck what with required mats and effort to set up.
Though if highest energy production per lava block is what you're after it seems combustion engines are the way to go.

Machine - Energy/tick - Burn Time - Total Energy per Lava Block - Energy per second

Geothermal Generator - 20 EU/t - 50 s - 20,000 EU or 8,000 MJ - 400 EU/s or 160 MJ/s
Thermal Generator - 24 EU/t - 62.5 s - 30,000 EU or 12,000 MJ - 480 EU/s or 192 MJ/s
Combustion Engine - 1MJ/t - 1000 s - 50,000 EU or 20,000 MJ - 50 EU/s or 20 MJ/s
Magmatic Engine - 4MJ/t - 225 s - 45,000 EU or 18,000 MJ - 200 EU/s or 80 MJ/s

Generator - 10 EU/t - 25 s - 5,000 EU or 2,000 MJ - 200 EU/s or 80 MJ/s
Stirling Engine - 1MJ/t - 1000 s - 50,000 EU or 20,000 MJ - 50 EU/s or 20 MJ/s

I'll probably go with geothermal generators. Easiest to setup, and im most familiar with IC2.
 

LittleMike

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Jul 29, 2019
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It all depends on what you mean by efficient exactly. I'd go with the Geothermal Generators.
They seem to give the most bang for your buck what with required mats and effort to set up.
Though if highest energy production per lava block is what you're after it seems combustion engines are the way to go.

Machine - Energy/tick - Burn Time - Total Energy per Lava Block - Energy per second

Geothermal Generator - 20 EU/t - 50 s - 20,000 EU or 8,000 MJ - 400 EU/s or 160 MJ/s
Thermal Generator - 24 EU/t - 62.5 s - 30,000 EU or 12,000 MJ - 480 EU/s or 192 MJ/s
Combustion Engine - 1MJ/t - 1000 s - 50,000 EU or 20,000 MJ - 50 EU/s or 20 MJ/s
Magmatic Engine - 4MJ/t - 225 s - 45,000 EU or 18,000 MJ - 200 EU/s or 80 MJ/s

Generator - 10 EU/t - 25 s - 5,000 EU or 2,000 MJ - 200 EU/s or 80 MJ/s
Stirling Engine - 1MJ/t - 1000 s - 50,000 EU or 20,000 MJ - 50 EU/s or 20 MJ/s

Can you explain how you get these numbers for me, please? Specifically the opposite power system. Is that in the Power Converter? I run Mindcrack, so I don't think I have that and that's where I'm getting confused.
 

Kik

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Jul 29, 2019
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yup, that's exactly where I got the equivalent numbers
Info I had found stated Power Converters converts MJ into EU at a 1:2.5 ratio and vice versa. Douible checking that now...

From current FTB wiki on Power Converters 2.2.2 -
  • IndustrialCraft 2 EU: worth 1,800 (Power Converters) units per EU.
  • BuildCraft MJ: worth 4,375 (PC) units per MJ
Now to redo/check the math...
ratio is rather 1 MJ = 2.43 EU

Now to fix numbers in the original table... Done.
 

LittleMike

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Jul 29, 2019
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yup, that's exactly where I got the equivalent numbers
Info I had found stated Power Converters converts MJ into EU at a 1:2.5 ratio and vice versa. Douible checking that now...

From current FTB wiki on Power Converters 2.2.2 -
  • IndustrialCraft 2 EU: worth 1,800 (Power Converters) units per EU.
  • BuildCraft MJ: worth 4,375 (PC) units per MJ
Now to redo/check the math...
ratio is rather 1 MJ = 2.43 EU

Now to fix numbers in the original table...

Cool, thank you. I started a SSP with Ultimate but haven't done much on it yet, so maybe I can play around a bit. The Mindcrack game I play is SMP (a server all by myself, actually) but that's why I wasn't familiar with the Power Converters.
 

Kik

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Jul 29, 2019
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:) Pleasure. I haven't touched Mindcrack. Went from Direwolf to Ultimate. Haven't done much GregTech yet, liking the Xycraft tanks and the easy to set up Ender Tank pumping stations I've just discovered. Good luck with your new world.
 

LittleMike

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Jul 29, 2019
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:) Pleasure. I haven't touched Mindcrack. Went from Direwolf to Ultimate. Haven't done much GregTech yet, liking the Xycraft tanks and the easy to set up Ender Tank pumping stations I've just discovered. Good luck with your new world.

I learned about FTB from finding VintageBeef's videos on Youtube, so that's why I started out on Mindcrack. Then it snowballed from there and now I want to try out everything. Haha. And thank you. The different packs definitely make a huge difference in gameplay.