### Communities

tag:snake search within a tag
user:xxxx search by author id
score:0.5 posts with 0.5+ score
"snake oil" exact phrase
created:<1w created < 1 week ago
post_type:xxxx type of post
Q&A

# Posts tagged power-sources

This tag doesn't have any usage information yet.

This tag doesn't have a detailed wiki yet.

41 posts
50%
+0 −0

In the story I'm creating, a major weapon type of humanity will be Antimatter based weaponry. This is a fairly new technology, as antimatter production facilities have just reached the size and cap...

6 answers  ·  posted 2y ago by Dawnfire‭  ·  last activity 2y ago by Dawnfire‭

50%
+0 −0

In the universe of my story, the Earth is ridden with metahumans with uncanny powers that do all sorts of different things. Of course, to do all this, they would require a tremendous amount of ener...

2 answers  ·  posted 2y ago by Strivs‭  ·  last activity 2y ago by Strivs‭

50%
+0 −0

Suppose a species has limitless resources and the ability to construct megastructures of an astronomical scale. Would it be possible, given antigravitational technology (hypothetical), to create a...

14 answers  ·  posted 6y ago by Kcronix‭  ·  last activity 3y ago by Kcronix‭

50%
+0 −0

I'm trying to not delve too into the sciences so as to keep things fairly suitable for a space opera setting, but I'm trying to figure a few things to a reasonable degree of detail. My question he...

5 answers  ·  posted 3y ago by Amon‭  ·  last activity 3y ago by Amon‭

50%
+0 −0

Background: The moon has been selected as the base for human space exploration. Rather than ship tonnes of material out of earth's gravity well, interplanetary spacecraft and space stations will be...

12 answers  ·  posted 4y ago by System‭  ·  last activity 3y ago by System‭

50%
+0 −0

In my world, alien 'reactors' are discovered that are very efficient at creating power (around 1000x better than fission), as well as requiring little fuel, making them the perfect power source. H...

3 answers  ·  posted 3y ago by mono‭  ·  last activity 3y ago by mono‭

50%
+0 −0

Let's say metallic hydrogen becomes an economically viable resource that we are able to either make ourselves or mine from a gas giant, how would we use it as a power source for vehicles both plane...

1 answer  ·  posted 3y ago by Bradley Knauer‭  ·  last activity 3y ago by Bradley Knauer‭

50%
+0 −0

A planet much like Earth orbits a star much like the Sun, but with one difference: the energy from the star is magically transformed into sound within the planet's atmosphere. There is no longer st...

5 answers  ·  posted 3y ago by System‭  ·  last activity 3y ago by System‭

50%
+0 −0

In my future setting on Earth (or an Earth-like planet; haven't decided), the fields of robotics and AI have taken off and we have intelligent, ambulatory robots. (They were initially thought of a...

10 answers  ·  posted 8y ago by Monica Cellio‭  ·  last activity 3y ago by Monica Cellio‭

50%
+0 −0

Background: In this scenario assume technology is initially equal to our own, but a method is discovered to render material indestructible. The affected material is treated as requiring infinite o...

17 answers  ·  posted 3y ago by Vakus Drake‭  ·  last activity 3y ago by Vakus Drake‭

50%
+0 −0

Scenario: Deadly virus wiped out 80 - 90% world population and it did it pretty quickly (in 2 months) Although it is plausible that among these 10 - 20% of survivors will be people who actually kn...

10 answers  ·  posted 6y ago by PavelBot‭  ·  last activity 3y ago by PavelBot‭

50%
+0 −0

I'm working on a powered exoskeleton design for my universe and I had an idea about how to power it. It works in this cycle: Water enters an electrolyzer powered by a massive betavoltaic batter...

4 answers  ·  posted 3y ago by Efialtes‭  ·  last activity 3y ago by Efialtes‭

50%
+0 −0

The last time I checked ASIMO's battery pack only had enough juice for something like 30 minutes of continuous operation &amp; then it has to plug in &amp; recharge which isn't really that useful. ...

7 answers  ·  posted 4y ago by Pelinore‭  ·  last activity 4y ago by Pelinore‭

50%
+0 −0

I've prefigured a specific setting as being middling in technological progress when compared with its neighbors. This setting does not have access to hydrocarbons, has severe cultural and politica...

2 answers  ·  posted 4y ago by user49466‭  ·  last activity 4y ago by user49466‭

50%
+0 −0

As the title suggests, this is a conceptual physics kinda question. What is the feasibility of using an electrically charged (as in not neutral) plasma as the working fluid in a turbine where the...

4 answers  ·  posted 4y ago by Malcolm‭  ·  last activity 4y ago by Malcolm‭

50%
+0 −0

Assuming that you had: some sort of amazing power plant on the moon that can create an unlimited amount of power a similarly amazing solar panel on earth that can receive an unlimited amount of p...

2 answers  ·  posted 8y ago by user2813274‭  ·  last activity 4y ago by user2813274‭

50%
+0 −0

Mains power electrical systems on Earth supply a fixed standardized voltage to a number of devices, which are all wired in parallel with each other. However, on the planet I'm writng about, they d...

5 answers  ·  posted 4y ago by AJMansfield‭  ·  last activity 4y ago by AJMansfield‭

50%
+0 −0

Can using blimps to hold power lines and implement laser filamentation of ablout 7 meter span from the source of power for a contact free power supply to power an electric engine (designed to run o...

3 answers  ·  posted 5y ago by Muze the good Troll.‭  ·  last activity 5y ago by Muze the good Troll.‭

50%
+0 −0

I've recently discovered something great: the Schwinger effect. It says that if you concentrate enough power thanks to laser into a single point in space, it will spawn a pair of proton and antipro...

4 answers  ·  posted 5y ago by Mathis‭  ·  last activity 5y ago by Mathis‭

60%
+1 −0

In a class discussion last week, someone pointed out that a typical core collapse supernova releases $\sim10^{46}\text{ J}$ of energy in the form of (anti-)neutrinos while only radiating \$\sim10^{4...

3 answers  ·  posted 5y ago by HDE 226868‭  ·  last activity 5y ago by HDE 226868‭

50%
+0 −0

What would be the best way to send energy that is generated outside the Earth's atmosphere, possibly in the asteroid belt (nevermind the means), so that it can be used on the surface of the planet?...

11 answers  ·  posted 5y ago by AcePL‭  ·  last activity 5y ago by AcePL‭

50%
+0 −0

Powerfish - on! I'm thinking about writing about a world where fish are used like lab rats, to power technologies. But I'm thinking about worldwide use. I placed my TV on my fish tank yesterday. T...

3 answers  ·  posted 6y ago by Nahshon paz‭  ·  last activity 5y ago by Nahshon paz‭

50%
+0 −0

I've seen some articles about biologically powering devices through a glucose fuel cell, but from what I can tell this would only provide power on the order of a few tenths of a watt. While it's d...

4 answers  ·  posted 6y ago by Shard Wolf‭  ·  last activity 6y ago by Shard Wolf‭

50%
+0 −0

Here's the setup. You have a gigantic mildly futuristic city, where construction is vertical rather than horizontal. Need a new city block? Add another few floors. Disregard for the moment any phys...

3 answers  ·  posted 7y ago by Thomas Myron‭  ·  last activity 6y ago by Thomas Myron‭

50%
+0 −0

Affected continent is Asia, the world is running out of coal and natural gas. A major mega structure project is underway, its goal is to provide electricity across the continent with a single fusio...

2 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

50%
+0 −0

In this answer about how to design the ideal cyborg, I said: ... Use electric tissue to power the machines. Cyborgs need some way to generate electricity when mechanical parts are invol...

3 answers  ·  posted 6y ago by Zxyrra‭  ·  last activity 6y ago by Zxyrra‭

50%
+0 −0

I'm working on a story set in a generation ship traveling through the stars. Its propulsion is a solar sail, which will accelerate it over many decades to a substantial fraction of the speed of lig...

12 answers  ·  posted 7y ago by HDE 226868‭  ·  last activity 6y ago by HDE 226868‭

50%
+0 −0

The situation is as follows: there is a city with different districts, each provided with electric power from a different power plant: Thermal power plant nuclear power plant Hydroelectric power ...

5 answers  ·  posted 6y ago by Exerion‭  ·  last activity 6y ago by Exerion‭

50%
+0 −0

Okay, so while I'm fairly certain this is possible to do, I wanna know if it actually makes sense to do so. Imagine you have a fleet of ships, each of them so large it takes megatons of antimatter ...

3 answers  ·  posted 6y ago by Z.Schroeder‭  ·  last activity 6y ago by Z.Schroeder‭

50%
+0 −0

In a sci-fi setting I'm working on, the power dynamics between two civilizations are maintained by one civilization ("captives") being completely dependent on the other civilization ("captors") for...

7 answers  ·  posted 7y ago by Adam R. Nelson‭  ·  last activity 6y ago by Adam R. Nelson‭

50%
+0 −0

So we harness energy from the sun using beams, right? Well what if we were to harness energy coming off the moon the same way? For those long winter months when the sun is rare we could use this to...

3 answers  ·  posted 7y ago by Brynna Nelson‭  ·  last activity 6y ago by Brynna Nelson‭

50%
+0 −0

As we know, solar power is the ultimate source of energy for mankind, and it's the most abundant(I have read that we receive more than 1000 times the energy we currently use, if we were to have a w...

5 answers  ·  posted 6y ago by cst1992‭  ·  last activity 6y ago by cst1992‭

50%
+0 −0

Here's the set up. In my slightly-futuristic mildly-sci-fi novel, I have a need for an aerial transport vehicle (I have been informed what I need is closer to a VTOl than a hovercraft). These craft...

3 answers  ·  posted 7y ago by Thomas Myron‭  ·  last activity 7y ago by Thomas Myron‭

50%
+0 −0

So the idea is that the world has been destroyed, and an emergency plan to put the rest of humanity on floating cities/islands has been put in place. These islands subsist off of some sort of gener...

3 answers  ·  posted 7y ago by AlterionX‭  ·  last activity 7y ago by AlterionX‭

50%
+0 −0

In my WIP (webcomic in progress) mentioned in my other posts, there is an earth-originated colony based on an alien planet in a semi-post-apocalyptic society with limited technology and resources. ...

3 answers  ·  posted 7y ago by XenoDwarf‭  ·  last activity 7y ago by XenoDwarf‭

50%
+0 −0

Our modern systems are predicated on the existence of electricity, which is a phenomenal discovery that helped propel the human race into our current civilization. However, electricity can be highl...

2 answers  ·  posted 7y ago by Frostfyre‭  ·  last activity 7y ago by Frostfyre‭

Question power-sources
50%
+0 −0

Early on in the cartoon The Legend of Korra, we're shown one of the main characters working at his job. He works in a power plant, where he and his coworkers spend all day using Bending (essentiall...

2 answers  ·  posted 7y ago by Mason Wheeler‭  ·  last activity 7y ago by Mason Wheeler‭

50%
+0 −0

In the classic idea of a Tokamak Fusion Reactor, plasma races around an electromagnetic track. Is it plausible to "spin" off some of this rapidly moving plasma and direct it to nozzles for use in...

2 answers  ·  posted 7y ago by Danny Reagan‭  ·  last activity 7y ago by Danny Reagan‭

50%
+0 −0

Upon asking this question, I have learned why we can have nuclear powered ships, but not aircraft. The reason is because the shielding needed for the nuclear reactor is simply too heavy for the pow...

3 answers  ·  posted 7y ago by Thomas Myron‭  ·  last activity 7y ago by Thomas Myron‭

50%
+0 −0

Is there an energy substance, element, material, natural or artificial resource with attributes such that: When its moved it loses energy. When its intact, untouched and unmoved it contains energy.

3 answers  ·  posted 7y ago by undulationer‭  ·  last activity 7y ago by undulationer‭

50%
+0 −0

The Technology We're in the year 2250 on an Earth-like planet. All the space on the earth's surface has been used up by the population of 15 billion, so we're moving into the air. Cities, along wi...

13 answers  ·  posted 7y ago by ArtOfCode‭  ·  last activity 7y ago by ArtOfCode‭

This community is part of the Codidact network. We have other communities too — take a look!