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Questions tagged [avionics]

Avionics are the electronic systems used on aircraft, artificial satellites, and spacecraft.

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5
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2answers
128 views

Can anyone give feedback on the following design system architecture for the electrical component of a rocket test stand?

My rocketry team and I are currently designing the system architecture for the electrical component of our rocket test stand for a static fire test. We have not started implementing this and I would ...
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3answers
258 views

What are the contribution of NASA in software engineering?

What are the contribution of NASA in the advancement of software engineering? What are the relevant standards that they have to comply? I'm intersted in avionics basically but i dont found any current ...
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0answers
63 views

SpaceX Avionics [closed]

Just wondering what are some avionics aboard the falcon 9 and heavy. also what are some avionics on the dragon? Just general avionics that play a pivotal role in space travel.
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1answer
125 views

Orion cockpit instrumentation

I'm working on a spaceflight simulator (FSX SpacePort), and currently developing instrumentation for NASA's Orion capsule. I'm using whatever little info is available on line and trying to identify ...
7
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1answer
542 views

Is “flight director attitude indicator” an inside joke about flight directors?

The flight director attitude indicator is the spacecraft equivalent of the attitude indicator (also called an artifical horizon) on an aircraft. Why was the "flight director" part added to the name? ...
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0answers
314 views

Avionics Systems on board Falcon 9 (Reusable)

What kind of control systems are active and how do they function on board a Falcon 9 booster while it's landing ?
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2answers
804 views

What does the software quality process for NASA's SLS look like?

What does the software quality process for NASA's SLS look like? What are the relevant standards that they have to comply to? Do they have to show that they are CMMI compliant, for example? I'm ...
3
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0answers
73 views

What are known space avionics open hardware projects?

We have seen many community projects towards open hardware. https://en.wikipedia.org/wiki/List_of_open-source_hardware_projects What is state of the art for space avionics?
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0answers
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Which colleges in the US are researching Astrionics/ Space communication systems?

An example is the Space Engineering Research Center at University of Southern California Viterbi School of Engineering. What other colleges in the US are contributing to research on these topics?
3
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1answer
358 views

Why does Falcon 9 use open-system gas-powered hydraulic system instead of pneumatic?

The discussion over Falcon 9 failure and its hydraulic system involved many points over difficulties of pumping the liquid, reuse of the fluid as fuel, nomenclature etc. What I missed was one ...
10
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2answers
2k views

Why is 28 V a common nominal spacecraft bus voltage?

28 VDC is a super-common spacecraft bus voltage, and the linked article claims (unsourced) this has aircraft heritage. So is this a true claim and if so why was 28 V an aircraft standard? And ...
4
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2answers
558 views

How large are the Curiosity rover's FPGAs which enable “dream mode”?

I read this article about "dream mode" in the Curiosity rover. In the article they mention: ... implemented on about 1.2 million logic gates ... How large would the avionics hardware need to be in ...
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2answers
2k views

What does 'triple redundant closed-loop digital avionics system' mean?

That particular quote comes from an article about the Proton rocket (http://www.nasaspaceflight.com/2015/02/ils-proton-m-inmarsat-5-f-2-launch/), but I've seen this used elsewhere. The wiki page for ...
6
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1answer
524 views

Overheating problem in a nano-satellite due to proximity of system components

I am working in a team designing a nano-satellite for a remote sensing mission. I am a computer engineering student so I am not really familiar with space stuff. The problem is that we have been told ...
4
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1answer
418 views

Advances in AI and Avionics needed for deep space exploration?

We have come a long way since the first space missions, and now we have state of the art avionics systems on board our spacecrafts. The more deep we go into space, the more autonomy our robotic ...
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1answer
784 views

What entails “Avionics” on the Antares Rocket?

In today's crash, seen below, there was a control operator who stated, right as the rocket blew up, "Avionics Power nominal". What does that mean exactly? Was he referring to the rocket power, power ...