Questions tagged [power]
Questions regarding energy used to operate a mechanical or electrical device.
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Other than rockets, have internal combustion engines run in space?
According to https://en.wikipedia.org/wiki/Advanced_Cryogenic_Evolved_Stage
The Advanced Cryogenic Evolved Stage (ACES) .. proposed (using) a lightweight internal
combustion engine to use hydrogen ...
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How does the power output of the 33 Raptors on SpaceX's Superheavy compare to the power distributed on America's electrical grid?
I recall hearing somewhere that the Space Shuttle's power was similar to that of the US electrical grid at some point in the past - but that might have been a myth.
If anyone thinks that they know how ...
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Solar Turbines on the moon
Related to other questions about power generation on the moon.
URL's will be added shortly...
Given that force is experienced by objects hit by sunlight, such as a solar sail, would a turbine of some ...
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Windmills in Space [closed]
What if we put a windmill like we use now in space like on moon or a space station so its attached to the surface and since we have no wind we use air tanks in the blades to rotate, everytime it slows ...
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EPS sizing for lunar mission
As part of a university project, I am working on EPS sizing for a mission to the lunar environment. I have sized the SA and batteries, chosen the components and the PDCU; however, having never been in ...
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Lunar nuclear power system - how can hydrogen generated on the Moon be liquefied?
In September 2020, NASA asked for proposals for a lunar nuclear power system.
The 10-kW water electrolysis system can create 5-10 tons of hydrogen in a week from the Moon’s surface ice.
How would you ...
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How would we power probes or spaceships over hundered or thousands of years?
There are different optimal power sources for probes and spaceships for different kinds of missions.
Solar
Well suited for many missions in the inner solar system. Only limited degradation over time ...
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best way to generate electricity on any planet's dark side
What options are available for generating electricity in a space colony if it is at the planet's darkest point all year around without help from nearby outposts?
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Electric sails power consumption
According to Wikipedia, the E-sail consumes about 540 W (https://en.wikipedia.org/wiki/Electric_sail#Fast_missions_to_planet_Uranus)
But this consumption is continuous, and considering an engineering ...
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Why the Space Shuttle electrical system is so complex?
This is me, having too much free time and deciding to learn how the electrical system of the Space Shuttle worked. So, because I couldn't find any "easy to read" diagram online, I built a ...
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What is the relationship (if any) between NASA's Kilopower project and its request for 40 kW reactor designs?
Gizmodo's NASA Wants to Put a Nuclear Reactor on the Moon begins
NASA is teaming up with the U.S. Department of Energy’s Idaho National Laboratory to develop a non-solar power source on the Moon by ...
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How many watts of electricity are available for systems during a Mars transit?
The 40+ year old Voyager probes have three Radioisotope Thermoelectric Generators (RTGs) currently producing 249 watts, losing around 4 watts per year. They began with 470 Watts.
The Curiosity Rover's ...
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Is lunar exploration going to need a whole heck of a lot of RTGs? If so, have they started firing up the RTG-making reactors yet?
The November 16, 2021 Northrop Grumman Press Release Highly specialized team to design vehicle for sustainable lunar surface mobility operations begins
Northrop Grumman Corporation (NYSE: NOC), is ...
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How to compute each of these link budget terms?
The terms in Equation are all in decibels (dB), which is logarithmically scaled. In Equation, $P_{rx}$ is the received peak power, $P_{tx}$ is the transmitted peak power, $G_{tx}$ is the transmitter ...
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Maximum lift of a helicopter in Mars' atmosphere?
Maximum lift of a helicopter in Mars' atmosphere?
Inginuity has been a success. It begs the question of full-scale helicopter transportation on Mars. However, low Martian atmospheric density means a ...