Space Engineers

Space Engineers

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Do I really need an oxygen tank for this?
This hydrogen powered mining ship will fly to and from space. Is it necessary having a large supply of oxygen or should I just carry a bottle or two in my suit?

In the picture, you can see it's directly behind the cockpit. It is kind of long and adds mass obviously.

https://steamcommunity.com/sharedfiles/filedetails/?id=1734499060
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Showing 1-7 of 7 comments
seronis (Banned) May 6, 2019 @ 5:44pm 
as long as you have an o2/h2 generator you are fine. cockpits have a small amount of gas storage and you can refill by sitting in one. You can also swap bottles from the gas gen to refill them.

The only time large o2 tanks are needed is when you have areas that need to be depressurized to not waste o2 gas so you use a vent to fill the tank from the room
gerald2 May 7, 2019 @ 12:32am 
generator is enought to fill cockpit with o2 ,if you plan to stay longer outside cockpit just bring an bottle (for this to work ur o2/h2 generator need be connected to cockpit) as RT wrote its best to place generator just behind cockpit it suits best there :)
Last edited by gerald2; May 7, 2019 @ 12:33am
-_Tyger_- May 7, 2019 @ 4:30pm 
You definitely don't need an oxygen tank. There's a bug/feature that when a cockpit fills up (60L) with oxygen from any source, it will never deplete no matter how often you get inside and it fills up your suit. However, sitting in the cockpit while connected to your O2 gen will slowly, but constantly use up ice. You will see a small drain on your ice whenever you are in the cockpit. Therefore you might want to turn off the O2/H2 gen when you're not filling your hydro tank.

As mentioned you may want to bring an O2 bottle along if you plan on spending a long time outside the cockpit, like if you are going to scout asteroids with just your suit. One bottle will be plenty - just stick it in the O2 generator to fill back up.

As also mentioned, you probably have a problem with your conveyor layout. Not only will gas not get to the tank or the cockpit, but your ore won't get back to the medium cargo and connector. I can't tell what that block is between the cockpit and the hydro tank, but if you move the O2 gen there with 2 small ports facing the cockpit and the large facing the hydro tank, that should work.

Finally, I'm not sure if you've read about using thrust override to get to space, but you should check it out. If you just press forward (or up) the whole time, you will burn through a lot more hydrogen. If you use thrust override on the hydro thrusters facing the planet, just enough to keep your speed right below 100 m/s, you will save a lot of gas.

Finally, finally, you might want to fill that up with stone or something before you go to space to make sure it has enough thrust once it's full of space loot. You don't want to find out when you are 2K above your base that you don't have enough thrust to slow down.

PS: wind turbines are much more effective in atmosphere than solar.

PPS: you only have 9 minutes left on that unknown signal. You'd better hurry.
Last edited by -_Tyger_-; May 7, 2019 @ 4:33pm
AIM-9X May 7, 2019 @ 7:22pm 
you probabaly should just in case. My hydrogen tank kept filling up and no oxygen was being supplied in my ship and I almost died! O2/H2 gens seem to use ice to make H/2 more than O/2 and without a supply you run out when the hydrogen tank empties
seronis (Banned) May 7, 2019 @ 11:25pm 
They dont make one more than the other. They make "whatever is requested"
krzosu18 May 8, 2019 @ 1:07am 
Since its a hydro ship - and you have the oxy gen already on it - then no - as long as it has ice it wont be a long term problem. you can turn on and off the oxy gen periodically as well to refill the cockpit/suit.

On the side note - that ship has not enough engines - you should keep in mind added mass from mining - otherwise it might go up - but it will certainly go down - much faster than desired - prob leaving a decent crater afterwards. Cheers

Side note 2 - althought the hydro tanks are bulky - i would certainly recomend adding another one - with hydro ships you can never have enough fuel.

Side note 3 - as for returning - you might consider using parachutes when going back in atmo - they are cheap - and will allow you to save a lot of fuel when landing. - otherwise that single tank might be getting kinda dangerously empty (depening on how much you spend on take off and rumaging in space).
Last edited by krzosu18; May 8, 2019 @ 1:12am
-_Tyger_- May 8, 2019 @ 11:41am 
Originally posted by The Pickaxe Gamer:
you probabaly should just in case. My hydrogen tank kept filling up and no oxygen was being supplied in my ship and I almost died! O2/H2 gens seem to use ice to make H/2 more than O/2 and without a supply you run out when the hydrogen tank empties

facepalm.jpg
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Date Posted: May 6, 2019 @ 5:37pm
Posts: 7