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Showing 1 to 20 of 23 for “"6U"”.
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Design, Manufacture, Dynamic Testing, and Finite Element Analysis of a Composite 6u Cubesat
<p>CubeSats, specially the 6U standard, is nowadays the tendency where many developers point towards. The upscaling size of the standard and payloads entail the increase of the satellite overall mass. Composite materials have demonstrated the ability to fulfill expectations like reducing structural …
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Attitude Determination & Control System Design and Implementation for a 6U CubeSat Proximity Operations Mission
… design process and implementation for a 12 kg, 6U (36.6 cm x 23.9 cm x 27.97 cm) CubeSat class nano-satellite. The design is based on the requirements and capabilities of the Application for Resident Space Object Proximity Analysis and IMAging (ARAPAIMA) proximity operations mission. The …
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Auroral arc detection using a COTS spectral photometer for the Auroral Emission Radio Explorer (AERO) CubeSat Mission
… The Auroral Emission Radio Observer (AERO) is a 6U CubeSat, equipped with a novel electromagnetic Vector Sensor (VS) antenna. The VS will target auroral emission in a measurement band from 100 kHz - 15 MHz, which enables the study of interesting emission types such as Auroral Kilometric Radiation …
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Electronics development for the Deformable Mirror Demonstration Mission (DeMi)
… (MEMS) based deformable mirror (DM) for the 6U CubeSat Deformable Mirror Demonstration Mission (DeMi) with the objective of increasing the NASA Technology Readiness Level (TRL) of the MEMS DM toward its use for direct exoplanet imaging on a future large aperture space telescope mission. This …
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NPS TINYSCOPE program management
… of the TINYSCOPE Program. TINYSCOPE is a 6U CubeSat designed as a low-cost and easily replaceable imaging spacecraft that can produce tactically relevant imagery data. Tactical requirements in this context would emphasize "good enough" image resolution with a rapid-response tasking loop …
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Design and evaluation of distributed spacecraft missions for multi-angular Earth observation
… spectrometer payloads that fit within the 6U CubeSat standard. Technical feasibility within 6U is verified for attitude determination and control, propulsion, communication and onboard processing modules. DSM architectures are generated and compared to each other and monoliths, in terms of …
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The Deformable Mirror Demonstration Mission (DeMi) On-Orbit Analysis
… Mirror Demonstration Mission (DeMi) is a 6U CubeSat mission to demonstrate the use of a 140 actuator microelectromechanical system (MEMS) deformable mirror (DM) and a closed-loop adaptive optics (AO) system in space. DeMi launched to the International Space Station (ISS) on the NG-13 …
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Design of a scalable nano university satellite bus (IlliniSat-2 bus) command and data handling system and power system
… a nanosatellite from size 1.5U (10x10x17cm) to 6U (10x22.6x36.6cm) and carrying up to three science payloads. The challenge with IlliniSat-2 bus is the requirement for the wide-range scalability. The major contribution of this work includes the requirements, design, testing, and validation of …
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Concept of Operations and Failure Analysis for a Complex Deployable CubeSat Antenna Payload
… a NASA H-TIDeS funded mission comprised of two 6U CubeSats. Each CubeSat is outfitted with a novel vector sensor payload that will facilitate the characterization of the Earth’s radio aurora. Additionally, each spacecraft contains two Auxiliary Sensor Package (ASP) units that are used to image …
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RIDDS: Removal of Irregular Debris Using Double Nets
… for deorbit. The target debris will be less than 6U in size and tumble. Capture occurs in two stages. First, an untethered net is launched to detumble the target. Then, a second tethered net is deployed for capture and deorbit. This thesis will focus on the design and development of the RIDDs …
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Magnetic attitude control of LAICE satellite with aerodynamic stabilization
… atmosphere. The satellite is based on a new 6U CubeSat form factor based on the IlliniSat 2 bus developed at the University of Illinois at Urbana-Champaign. The satellite’s payloads need to be oriented such that three instruments are oriented along the velocity direction of the satellite, …
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Dynamic instabilities imparted by CubeSat propulsion
… simulations on CubeSat models, both 3U and 6U, with deployable solar panels and propulsion forces. By default, SimXpert treats every part as a rigid body and stress is not calculated. By doing a modal analysis of the panels in Nastran and importing the results into SimXpert, stress on the …
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Magnetic Cleanliness, Sensing, and Calibration for CubeSats
… The AERO-VISTA mission comprises a pair of 6U CubeSats which will determine the propagation modes and directions of high frequency (400 kHz–5 MHz) waves in Earth’s ionosphere in the presence of Earth’s aurorae. This mission science requires accurate in-situ magnetic sensing of auroral …
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Planning and scheduling for earth-observing small satellite constellations
… geometries are simulated and analyzed with a 6U CubeSat bus model, including a 10-sat Sun-synchronous Orbit Ring and a 30-sat Walker Delta constellation. The improvement using crosslinks in addition to downlinks is assessed over a set of metrics including observation data throughput, latency …
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Probabilistic methods for systems engineering with application to nanosatellite laser communications
… a 30-satellite Walker delta constellation of 6U satellites with an optical downlink to nine ground stations and optical crosslinks can achieve a similar data volume and latency to the large X-band network with no crosslinks, with a higher than 90% chance of achieving 7.5 Tb/day and less than 2 …
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Multiple Simultaneous Optical Links for Space-Based Platforms
… we find for the LEO case, a swarm of four, 6U cubesats can achieve a total system throughput of 12 Gbps with wavelength division multiple access in a mesh network configuration. Additionally, by using a photonic-based transceiver instead of a fiber-based one, an additional ~2.5X savings to …
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Determinación de la incidencia de parásitos internos en los bovinos del Complejo uno y dos de la Empresa Genética Agenor Gómez, Boaco, Nicaragua
… los promedios restantes se obtuvieron valores <6u perteneciendo a la calificación leve. Posteriormente se realizó un análisis de correlación para determinar el grado de asociación existente entre cada uno de los géneros de parásitos económicamente importantes, encontrándose que el género …
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Modeling and simulation of permanent on-orbit servicing infrastructures dedicated to modularized earth-orbiting platforms
… of a typical satellite within the size of a 6U cubesat. Two OOS infrastructures are modeled in this research. The first one, called “Without depot” (WoD), includes a launch vehicle and a robotic servicer. The second infrastructure, called “With Depot” (WD), includes a launch vehicle, a …
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Desarrollo de un sistema de control de orientación usando ruedas de reacción de bajo costo para nano-satélite Suchai
… configuraciones usuales los CubeSat 1U, 2U, 3U y 6U}. En Chile algunas iniciativas en este ámbito han sido los satélites FASat-Bravo, desarrollado por la Universidad británica de Surrey en conjunto con la Fuerza Aérea de Chile, y el FASat-Charlie desarrollado por la división Astrium del grupo …
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The use of reduced-moderation light water reactors for transuranic isotope burning in thorium fuel
… improved by spatial separation of TRU and 233-6U, primarily implemented here using heterogeneous RMPWR and RBWR assembly designs. In a RMPWR, the water to fuel ratio must be reduced to around 50% of the normal value to allow full actinide recycle. If implemented by retrofitting an existing PWR, …
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