Digital Commons Network^™

Community Space Planning And Design Guide For Enhanced Wildfire Resilience In Heber, Utah, Devin Macfarlane

All Graduate Plan B and other Reports, Spring 1920 to Spring 2023

The wildland urban interface (WUI) is the fastest growing land type in the conterminous United States. These areas are prone to catastrophic wildfire events. In response to rapid population growth, Heber City, Utah is planning a significant amount of development within the WUI. This thesis project is aimed at proactively addressing wildfire risk in the WUI of Heber through two main strategies: regional geospatial planning and public space design to create wildfire resilient communities. Researching principles of wildfire adaptive practice and planning for defensible space led to the development of a list of criteria. This list was developed in the …

Satellite For Estimating Aquatic Salinity And Temperature (Seasalt) A Payload And Instrumentation Overview, Shreeyam Kacker, Mary Dahl, Albert Thieu, Cadence Payne, Kerri Cahoy, Paul Fucile, Viviane Menezes, Sean Mccarthy

Small Satellite Conference

The Satellite for Estimating Aquatic Salinity and Temperature, or SEASALT, is a 6U CubeSat designed to acquire coastal images to measure Sea Surface Temperature (SST) and to develop and utilize an algorithm to estimate Sea Surface Salinity (SSS). SSS can be retrieved in coastal zones by utilizing atmospherically corrected optical images to retrieve remote sensing reflectance (Rrs). Rrs and SSS can then be empirically related through algorithms specific to different aquatic bodies. Current satellite instruments used for SSS calculations, such as MODIS and VIIRS, have limited revisit times and low spatial resolutions that make it challenging to implement SSS retrieval …

Selected Projects In Scenic Design, Sera Shearer

All Graduate Plan B and other Reports, Spring 1920 to Spring 2023

A selection of scenic design projects completed in fulfillment of the Master of Fine Arts degree in scenic design at Utah State University.

Small Spacecraft Thermal Control Louvers, James Anthony Mullen

Undergraduate Honors Capstone Projects

Small satellites missions are becoming increasingly complex and are requiring more power. These demands lead to temperature fluctuations on the satellite due to spacecraft layout, sunlight and shadow in orbit, and high-powered instrumentation. Products which provide necessary thermal stability for components on the satellite are desirable to small satellite manufacturers.

In September of 2015, Dr. Allison Evans of the NASA Goddard Space Flight Center filed a patent for an innovative louver system configured for small satellite applications. The design was sized for satellites with a 1U form factor and utilized bimetallic springs to lift the louver flaps. The design was …

An Examination Of Costume Design And Costume Shop Management; And Working In Theatre During A Pandemic, Jordan Draper

All Graduate Plan B and other Reports, Spring 1920 to Spring 2023

An examination of my work as a costume designer for two productions by the Theatre Arts Department in the Caine College of the Arts at Utah State University, along with my work as the costume shop manager for the spring 2021 semester at Utah State University's theatre costume shop.

Raise-2 For Agile On-Orbit Demonstration Of Innovative Satellite Technologies: Program Strategy, Mission Definition, And Preliminary Design, Yuki Tsutsui, Kentaro Nishi, Yasuyuki Takahashi, Matsuaki Kato, Tsuyoshi Toriumi, Yutaka Kaneko, Takanori Iwata

Small Satellite Conference

The Japan Aerospace Exploration Agency (JAXA) has provided the second demonstration opportunity of the Innovative Satellite Technology Demonstration Program. In this second mission, JAXA develops the Rapid Innovative Payload Demonstration Satellite-2 (RAISE-2) that carries six components and parts as on-orbit demonstration themes. This paper presents an overview of the RAISE-2’s demonstration themes, mission definition including standard platform specifications, results of Phase-A study and preliminary design.

Design And Prototyping Of A Superheated Steam Electric Powered Propulsion System For Cubesats, Pablo Leslabay, Franco Scarone, Tomás Giraudy

Small Satellite Conference

A water-based ResistoJet type propulsion system is designed for its use in CubeSats larger than 6U as an orbital maneuvering system. Designed to be self-contained in 1U, its electrically powered evaporator and high-temperature superheater systems are fed by a self-pressurized liquid water tank, thus characterized by simplicity due to the lack of pumps or external pressurizing systems. Moving parts and the use of toxic materials are minimized.

The analytical and parametric models introduced allow an engineer to introduce the changes needed to adapt the propulsion system to different missions, maintaining efficiency. Steady-state thermodynamic and heat transfer analytical models are used, …

Raise-3 For Agile On-Orbit Demonstration Of Innovative Satellite Technologies: Mission Definition And Conceptual Design, Yutaka Komatsu, Yuki Tsutsui, Haruhi Katsumata, Atsushi Wada, Yuya Kakehashi, Keiichiro Fujimoto, Kengo Nakamura, Yutaka Kaneko, Takanori Iwata

Small Satellite Conference

The Japan Aerospace Exploration Agency (JAXA) has selected on-orbit demonstration missions for the Innovative Satellite Technology Demonstration-3 project in May 2020, as part of the Innovative Satellite Technology Demonstration Program. Seven on-orbit demonstration missions were selected in a category of " parts, components and subsystems" and those missions will be demonstrated onboard the RApid Innovative payload demonstration SatellitE-3 (RAISE-3). This 100kg-class satellite developed by JAXA is a flagship of the "Innovative Satellite Technology Demonstration-3" fleet. This paper describes an overview of the demonstration missions and system specifications of RAISE-3, as well as results of conceptual design of the satellite and …

Design Of An Imaging Payload For Earth Observation From A Nanosatellite, Elliot Saive, Liam Droog, Katelyn Ball, Jari Swanson, Elizabeth Chao, Michael G. Lipsett, Amina E. Hussein, Carlos F. Lange, Bruce F. Cockburn, Duncan G. Elliott

Small Satellite Conference

A compact imaging payload consisting of visible-near infrared and short-wave infrared capability is being developed to demonstrate low-cost wildfire monitoring among other Earth observations. Iris is a 1U multispectral push-broom imager that is capable of generating spectral data pertinent for wildfire science and wildfire risk analysis from a CubeSat platform. This payload is slated to fly on-board Ex-Alta 2, the University of Alberta’s second CubeSat and Alberta’s contribution to the Canadian CubeSat Project, to be deployed from the International Space Station in 2022. Iris features four closely integrated designs: optical, structural, electronics, and firmware. The mechanical and electronic interfaces of …

Wabi-Sabi: Improving Mental And Physical Health In The Built Environment, Kyler Sullivan

Student Research Symposium

Japanese design (Wabi-sabi) influences far beyond aesthetics and form; it is instilled in interiors and lifestyles of the people. Philosophies stemming from Shintoism and Japanese Buddhism formed over centuries to create the seven pillars of Wabi-sabi: Kanso (simplicity), Fukinsei (asymmetry), Shibui (beauty in the understated), Shizen (naturalness), Yugen (subtle grace), Datsuzoku (freedom from habit), and Seijaku (tranquility). These principles have been incorporated extensively in Japan for many generations due to their positive effect on mental health and individual spirituality.Mental health has risen to be a high priority among any who deal with the daily stresses of life. In 2013, the …

Why Is The Art Deco Style So Infuential Today?, Madeleine Schappert

Student Research Symposium

The Age of Chic, Jazz Age, Flapper Decade, and lastly the Roaring Twenties, were all appealing names to describe the period of time between World War I and World War II. How the 1920s became such a grand inspiration from then until now is striking. Art Deco, one of the most famous styles of furniture and architecture in history, came out of this period. Even now, a century later, Art Deco is drawn upon for inspiration from artists, designers, and architects around the world. The age of the 20s was a new time for the world to get a better …

Pediatric Rehabilitation Outpatient Clinic: Design Focus On Invisible Disabilities With Sensory Sensitivity, Shelbi Boehme

Student Research Symposium

The focus of this research presentation is to design a Pediatric Rehabilitation Outpatient Clinic in Logan, Utah providing diverse therapy spaces for children diagnosed with a range of disabilities. The American Disabilities Act (ADA) implemented some good generic standards for accessibility for persons with physical disabilities, but what about universal design for all disabilities? Designing spaces for a Pediatric Rehabilitation Outpatient Clinic involves researching many different types of disabilities that would be treated at the facility. Particularly invisible disabilities such as Autism, Multiple Sclerosis, Asperger Syndrome, and Traumatic Brain Injuries. These types of disabilities are often left out when designing …

Addressing Orphanage Design, Megan Orme

Student Research Symposium

The body of society is the people in its communities. There are girls without parents or a home that lack the development to contribute to such. These girls need refuge. Creating an orphanage that modernizes the care of these girls is dire. This facility will help mend the societal processes for facilitating children without permanent homes and families. By creating rooms and freedom within a secure facility, girls will grow and develop prepared to contribute to society as they feel loved and built up in a difficult position in their lives. The purpose of this study is to address the …

Designing For Developmental Education, Michela Staker

Student Research Symposium

Designing in a universal context allows for an environment to be accessible, innovative, and conducive to the success of the user regardless of physical, emotional, or mental capabilities. This project integrates evidence-based design in order to convey a meaningful and uniquely curated environment for children with developmental disorders and/or sensory impairments to thrive in the context of developmental education.This research and design project focuses on the challenge of creating a space where children on the autism spectrum with learning disorders and/or sensory sensitivities feel educationally productive and comfortable with the stimuli around them at any given time. This project delves …

Chinese Gardens: Solutions For Urban Nature Deficit, Zachary K. Warner

All Graduate Plan B and other Reports, Spring 1920 to Spring 2023

Research shows that time spent in nature is good for human health and well-being. However, as the world’s population becomes more concentrated in urban areas regular time in nature, especially extended time, is becoming more difficult to have. On the other hand, Chinese gardens can provide one solution to this problem because they have a unique way of providing a naturalistic space within a small area. Despite this fact, there aren’t many Chinese style gardens outside of China. Therefore, the objective of this thesis was to identify possible barriers to using Chinese garden design principles and construction techniques, then address …

Waiting Room, Adam Lefebvre

All Graduate Plan B and other Reports, Spring 1920 to Spring 2023

Waiting can be exasperating, but sometimes that helplessness, knowing there is nothing to do but wait, is a comfort.

I have come to understand the value of the handmade through using and living with thoughtfully crafted objects. I am attracted to goods made by people who give voice to their material. When this is done well, I slow down and pay more attention to the object and the task they are performing.

Attraction and distraction. What are the differences between objects meant to attract our attention and those meant to distract? I would much rather lead a life full …

A Pico-Satellite Design To Demonstrate Trajectory And Science Applications, Mehmet Sevket Uludag, Stefano Speretta, Alessandra Menicucci, Michael Van Den Bos, Casper Hendrik Broekhuizen, Maxime Bielders, Jasper Haenen, Eberhard Gill

Small Satellite Conference

This paper presents the design, integration and testing of a pico satellite, Delfi-PQ, a 3P PocketQube developed by Delft University of Technology, expected to be launched at the end of 2020. The main goal of this project is creating a miniaturized platform for future space missions with performances comparable to CubeSats, taking advantage of the miniaturization of electronic components and their integration. Education of aerospace engineering students is a second key goal of the project, where students involved in the project as part of their curricular activities.

Active Thermal Architecture: Design And Status, Lucas Anderson, Charles Swenson, A. J. Mastropietro, Jonathan Sauder

Small Satellite Conference

This paper presents a design update for the Active Thermal Architecture (ATA) project. ATA is a joint effort between Utah State University and the Jet Propulsion Laboratory, funded by the NASA Small Spacecraft Technology Program (SSTP). The objective of the ATA is to develop advanced active thermal control technologies for Small Satellites in support of cryogenic electro-optical instrumentation.

Specifically, the development of a 1U ground-based prototype of a single-phase, two-stage mechanically pumped fluid loop based active thermal control subsystem targeted at 6U CubeSat platforms and above. The first stage utilizes a micro-pump to circulate working fluid between an integrated heat …

Cellular Based Aggregated Satellite System: The Design And Architecture Of A Three Degree Of Freedom Near-Frictionless Testbed For Ground Validation Of Cubesat Operations, Michael Smat, David Barnhart, Lizette Villafaña, Kirby Overman

Small Satellite Conference

As small and nano-satellite operations become more complex and increase in functionality, the need to validate new concepts prior to deployment in a low-cost and time efficient manner has further increased. While computer simulations have traditionally provided acceptable results for guidance navigation and control (GNC) algorithms, more complex actions such as rendezvous and proximity operations and docking (RPOD) require alternative methods, which often require ground-based platforms. The concept of on-orbit autonomous docking of small satellites has grown in popularity due to its broad range of applications. However, most existing ground testing platforms (GTP) are expensive due to the technologies used …

On-Orbit Polymer Degradation Results From Makersat-1: First Satellite Designed To Be Additively Manufactured In Space, Ben Campbell, Connor Nogales, Braden Grim, Mitch Kamstra, Joshua Griffin, Stephen Parke

Small Satellite Conference

MakerSat-1, a 1U cubesat, is a proof-of-concept mission from Northwest Nazarene University (NNU) and Made In Space (MIS). It demonstrates microgravity additive manufacturing of a cubesat aboard the International Space Station (ISS). It is the first satellite specifically designed to be 3D printed and easily snap-assembled in microgravity. Its structural frame was 3D printed on the ISS AMF printer in August 2017. In late 2019, MakerSat-1 was loaded in a SEOPS Hypergiant Slingshot deployer and then launched to the ISS aboard SpaceX CRS-19 Dragon on Dec. 5, 2019. On Jan. 31, 2020, this deployer was mounted on the hatchdoor of …

Gpu-Accelerated Optimization Of Cubesat Constellation Design Considering Cloud Cover Uncertainty, Hsiu-Hsuan Huang, Hyochoong Bang

Small Satellite Conference

Constellation of CubeSats has potential to provide comparable or even greater capabilities than a single large satellite but with lower cost and higher robustness. To design such a CubeSat constellation entails solving large-scale multi-objective optimization problems, but the computation time is not reasonable with existing tools. One promising way to address this issue is probably the GPU computing.

Design Drivers For A Viable Commercial Remote Sensing Space Architecture, Walter S. Scott, Neal Anderson, Aaron Q. Rogers

Small Satellite Conference

Private sector investment into new commercial remote sensing constellations over the past five years has exceeded $1B. The capabilities of these systems—many still in development or at pre-initial operational capability (IOC) thresholds—are intended to address a combination of new or underserved global markets. Additionally, the combination of ever-increasing technical collection requirements with static programmatic resources, has now driven historically traditional space system operators to embrace hybrid architectures that leverage commercially-sourced data into their service baselines. While enticing to many new entrants, many considerations must be practically addressed to field an enduring, commercially viable space architecture solution. Foremost it must deliver …

An Automated Constellation Design & Mission Analysis Tool For Finding The Cheapest Mission Architecture, Martin Fugmann, Sabine Klinkner

Small Satellite Conference

Identifying the optimal mission architecture for a space mission is critical for mission success, especially for large constellations. Here, optimizing the entire mission architecture for cost is necessary for the business case to work. This paper presents an automated system that combines constellation design and mission analysis functions in the context of a distributed engineering environment. It utilizes analytical methods, commercial simulation software and other specialized tools to identify multiple eligible constellations for the user-defined case, perform the associated mission analysis tasks, and provide input for additional tools like cost estimation software to eventually identify the optimal constellation. This allows …

Thermomechanical Design And Testing Of The Deformable Mirror Demonstration Mission (Demi) Cubesat, Paula Do Vale Pereira, Bobby Holden, Rachel Morgan, Jennifer Gubner, Thomas J. Murphy, Christian Haughwout, Gregory Allan, Yinzi Xin, William Kammerer, Kerri Cahoy, Ewan Douglas, John Merk, Mark Egan, Gabor Furesz

Small Satellite Conference

The Deformable Mirror Demonstration Mission (DeMi) is a 6U CubeSat that will operate and characterize the on-orbit performance of a Microelectromechanical Systems (MEMS) deformable mirror (DM) with both an image plane and a Shack-Hartmann wavefront sensor (SHWFS). Coronagraphs on future space telescopes will require precise wavefront control to detect and characterize Earth-like exoplanets. High-actuator count MEMS deformable mirrors can provide wavefront control with low size, weight, and power. The DeMi payload will characterize the on-orbit performance of a 140 actuator MEMS DM with 5.5 μm maximum stroke, with a goal of measuring individual actuator wavefront displacement contributions to a precision …

Design And Development Of On-Orbit Servicing Cubesat-Class Satellite, Ansley N. Knight, Trent R. Tetterton, Alec J. Engl, Peter M. Sinkovitz, Bailee J. Ward, Jin S. Kang

Small Satellite Conference

The long term vision of the Naval Academy Satellite Team for Autonomous Robotics (NSTAR) is to lower both the risk and cost of on-orbit space system construction and repair through the use of a CubeSat robotic arm system. NSTAR developments will enable space agencies and private companies to construct large, complex structures in space at a reduced cost with greater diagnostic assessment ability. Robotic Experimental Construction Satellite (RECS) is designed as NSTAR’s second project iteration and works to meet five different capabilities for semi-autonomous orbit assembly. RECS is a 3U CubeSat with two extendable robotic arms, each with six degrees …

Analysis And Design Of A Sub-Optimal Mekf For Low Earth Orbit Attitude Estimation Using A Radically Inexpensive Mems Imu, Peter J. Jorgensen, Omar F. Awad, Robert H. Bishop

Small Satellite Conference

A previous study investigated the feasibility in using a radically inexpensive MEMS IMU with a GPS and a model of Earth’s magnetic field for attitude determination. A Multiplicative Extended Kalman Filter was designed to estimate the biases and errors associated with the IMU and reduce attitude uncertainty. States with large influence on overall uncertainty were identified through error budget and sensitivity analysis. It was determined that the complexity of the Kalman filter could be significantly reduced by removing 18 of the 42-element state vector. In this study, the sub- optimal filter is designed and its feasibility for attitude determination is …

Architecture And Design Of The Mcmaster Neudose Communication Radio Subsystem, J. Nguyen, S. H. Byun, Will Donaldson, Andrei Hanu, Eric M. Johnston, Devin Klepp, Zack Manesiotis, Shashank Manikonda, J. Phram, A. D. Pitcher, D. Sabljak, D. Tajik, N. Vrzovski

Small Satellite Conference

The communication subsystem is responsible for ensuring robust communication between the McMaster NEUDOSE CubeSat and the Ground Station located at McMaster University. This subsystem sends the collected scientific data, system telemetry (health), and telecommand from the onboard instruments using two different communication radio frequencies.

Applying Modern Software System Design To Small Satellite Development And Operations, Michael Wilson

Small Satellite Conference

Small satellite development and operations can be dramatically improved using contemporary software practices and such technologies as system monitoring, containerization, and data analytics. By logging system metrics at all stages of satellite development and operation, as is common practice in current software development operations practices, satellite operators can implement new software more quickly, detect failures sooner, and analyze information more effectively. Michigan eXploration Laboratory (MXL) at the University of Michigan has created a system that aggregates millions of data points from a wide range of sources including our satellite development units, our servers, our ground stations, open source ground station …

A Versatile Magnetorquer Design For Microsatellite Constellation Missions, Philip R. Hampton

Small Satellite Conference

Attitude determination and control hardware for small satellites is constantly transforming to improve pointing accuracy and stability for target tracking missions. Magnetic attitude control is an effective and inexpensive approach when developing microsatellites for low earth orbit constellation missions. The Space Flight Laboratory (SFL) has implemented magnetic torquers (magnetorquers) and permanent magnets in previous missions for active and passive magnetic attitude control. A magnetorquer generates a magnetic dipole that torques the spacecraft when in the presence of Earth’s magnetic field. This paper outlines the design, analysis, and testing of an embedded coil magnetorquer for SFL’s SPARTAN and DEFIANT platforms. The …

Design And Prototyping Of A Nanosatellite Laser Communications Terminal For The Cubesat Laser Infrared Crosslink (Click) B/C Mission, Peter Grenfell, Paul Serra, Ondrej Cierny, William Kammerer, Grant Gunnison, Joseph Kusters, Cadence Payne, Kerri Cahoy, Myles Clark, Tyler Ritz, Danielle Coogan, John Conklin, David Mayer, Jan Stupl, John Hanson

Small Satellite Conference

The CubeSat Laser Infrared CrossLink (CLICK) mission goal is to demonstrate a low cost, high data rate optical transceiver terminal with fine pointing and precision time transfer in aleq1.5U form factor. There are two phases to the technology demonstration for the CLICK mission: CLICK-A downlink, and then CLICK-B/C crosslink and downlink. The topic of this paper is the design and prototyping of the laser communications (lasercom) terminal for the CLICK-B/C phase. CLICK B/C consists of two identical 3U CubeSats from Blue Canyon Technologies that will be launched together in Low Earth Orbit to demonstrate crosslinks at ranges between 25 km …