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BACKGROUND The growing demand for self-sufficient systems has spurred the exploration of capturing lost residual energy. One alternative energy source is ambient acoustic energy from industrial and transportation noise pollution. Know methods include piezoelectric and electromagnetic techniques that suffer from low energy conversion efficiency and...

Published: 10/16/2024 | Inventor(s): James Manimala, Samarjith Biswas

Keywords(s):

Category(s): Technology Classifications > Engineering > Mechanical & Aerospace Engr, Technology Classifications > Unmanned Systems, Technology Classifications > Transportation & Automotive, Technology Classifications > Construction

Battery Filament for 3D Printing

BACKGROUND Innovative power solution demands increase as advancements are made in areas such as unmanned aerial systems, portable equipment, and power storage. Industry has attempted to meet the need with increasingly larger high-performance lithium-ion batteries. However, traditional batteries impose constraints on design, particularly on space usage,...

Published: 10/1/2024 | Inventor(s): Hadi Noori

Keywords(s):

Category(s): Technology Classifications > Advanced Manufacturing, Technology Classifications > Environment & Energy, Technology Classifications > Engineering > Mechanical & Aerospace Engr, Technology Classifications > Engineering > Electrical & Computer Engr, Technology Classifications > Material Science & Engr

PowerLine Unmanned Surfer (PLUS)

BACKGROUND Demands on unmanned aerial vehicles (UAVs) are continually and rapidly evolving, obviating simple modifications to existing platforms, particularly for increasing endurance of systems. The chief constraint on endurance of UAVs is onboard power capacity; the weight and space requirements of energy storage present an anathema to UAV flight...

Published: 4/9/2024 | Inventor(s): Imraan Faruque, Ujjval Patel

Keywords(s): Energy & Environment, Engineering: Mechanical & Aerospace, Sensors, Software, Unmanned Systems

Category(s): Technology Classifications > Unmanned Systems, Technology Classifications > Engineering > Mechanical & Aerospace Engr, Technology Classifications > Environment & Energy

Integrated Open-Cycle OTEC System for Electric Power, Desalination, and Air Conditioning with Enhanced Energy Storage

BACKGROUND Populations living on islands face difficulties pertaining to producing electrical power, maintaining freshwater supplies, and effectively cooling living and workspaces. Traditional methods employed to address these needs are overwhelmingly energy-intensive, translating to a high economic cost as well as environmental damage in ecosystems...

Published: 4/2/2024 | Inventor(s): Khaled Sallam, Geir Hareland

Keywords(s):

Category(s): Technology Classifications > Engineering > Mechanical & Aerospace Engr, Technology Classifications > Environment & Energy

Multifunctional Acoustic Liner for Broadband Low-Frequency Applications

BACKGROUND Low-frequency (<~400 Hz) airborne noise has several detrimental effects ranging from exciting structural vibration modes (with potentially catastrophic results), reducing passenger comfort and payload integrity on commercial flights, restricting military mission capabilities, to massively contributing to noise pollution. Low-frequency...

Published: 6/7/2024 | Inventor(s): James Manimala

Keywords(s):

Category(s): Technology Classifications > Engineering, Technology Classifications > Engineering > Mechanical & Aerospace Engr, Technology Classifications > Environment & Energy, Technology Classifications > Unmanned Systems

Composition and Fabrication Method for APCP Solid Rocket Propellant

BACKGROUND Modern rocketry is at the forefront of high-performance aerospace engineering as demands on these systems generate the need for optimized solutions to meet performance goals. For example, larger unmanned craft often employ a rocket-assisted take off (RATO) to reduce launch footprints and reduce the launch g-load to allow for a wider variety...

Published: 8/22/2024 | Inventor(s): Kurt Rouser, Daniel Velasco, Caleb Besmer, Zackery Bycko

Keywords(s):

Category(s): Technology Classifications > Engineering > Mechanical & Aerospace Engr, Technology Classifications > Unmanned Systems, Technology Classifications > Environment & Energy

Turbine-Driven, Shared-Rotor Generator

BACKGROUND Rapidly evolving unmanned aircraft system (UAS) requirements have necessitated the creation of novel methods to provide power to these craft in increasingly niche environments such as high altitudes or using more available heavy fuels to existing platforms to provide power to these craft, particularly with regards to turbogenerators. However,...

Published: 7/26/2023 | Inventor(s): Joshua Johnsen, Kurt Rouser

Keywords(s): Energy & Environment, Engineering: Mechanical & Aerospace, Transportation, Unmanned Systems

Category(s): Technology Classifications > Transportation & Automotive, Technology Classifications > Unmanned Systems, Technology Classifications > Engineering > Mechanical & Aerospace Engr, Technology Classifications > Environment & Energy, Technology Classifications > Engineering

Coating, Layer, and Bulk Material for Extreme Thermal Protection

BACKGROUND High-temperature applications, such as rocket engine combustion output, can reach temperatures as high as 3,315 °C (6,000 °F). Enough heat to fuse a concrete surface, like a launch pad, into glass. Fused concrete has a limited lifetime as structural integrity is compromised in some cases immediately, resulting in potentially dangerous...

Published: 9/9/2024 | Inventor(s): Matthew (Tyler) Ley, Ali Jarekji, Aedan Cottle, Christian Branch, Andrew Abernathie

Keywords(s): Construction, Defense, Engineering, Engineering: Mechanical & Aerospace, Material Science & Engineering, Transportation, Unmanned Systems

Category(s): Technology Classifications > Material Science & Engr, Technology Classifications > Engineering > Civil Engr, Technology Classifications > Construction, Technology Classifications > Unmanned Systems, Technology Classifications > Engineering > Mechanical & Aerospace Engr, Technology Classifications > Defense

Desktop Slide Impactor

BACKGROUND Although impact testing is extensively used in the research, development, and quality control of mechanical structures, slide impactors delivering shear impact on an external surface (i.e., “slide impact”) has not yet been developed. The lack of a commercially available device to evaluate realistic slide impacts means a narrow...

Published: 5/17/2023 | Inventor(s): Linqi Zhang, Larry Vaughn, Ali Kalkan

Keywords(s):

Category(s): Technology Classifications > Engineering > Mechanical & Aerospace Engr, Technology Classifications > Transportation & Automotive, Technology Classifications > Chemistry

Variable-Cycle Gas Turbine Engine for Small Unmanned Aircraft

BACKGROUND Continually and rapidly evolving unmanned aircraft system (UAS) requirements for commercial applications and military strategic and tactical battlefield have obviated simple modifications to existing platforms. However, new requirements demand increased performance in terms of longer range and endurance, faster flight speeds, increased payload...

Published: 3/13/2024 | Inventor(s): Matthew Durkee, Kurt Rouser

Keywords(s):

Category(s): Technology Classifications > Unmanned Systems, Technology Classifications > Engineering > Mechanical & Aerospace Engr

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