Results 101 to 110 of about 22,539 (211)

Spherical shield Patent [PDF]

open access: yes, 1965
Flexible bellows joint shielding sleeve for propellant transfer ...
Noreen, S. J., Pfleger, R. O.
core   +1 more source

Development of a Ground-Based Aerial-Tracking Instrument for Open-Path Spectroscopy to Monitor Atmospheric Constituents [PDF]

open access: yes, 2019
A ground-based aerial-tracking instrument, known as the Ground Tracker, designed to provide spectral data to quantify greenhouse gases is under development.
Hodges, Haden
core   +2 more sources

DEVELOPMENT AND DESIGN OF A RETRACTABLE STABILIZATION SYSTEM FOR VIDEO CAMERAS ON AN AERIAL PLATFORM

open access: yesJournal of Industrial Design and Engineering Graphics, 2019
This article presents a simulation model in Matlab Simulink used to simulate the gimbal movement. The following section shows the gimbal design, implementation of the parameters and model in Matlab Simulink and comparative study between simulations ...
Alexandru PANĂ, Eng
doaj  

A Two-Step Controller for Vision-Based Autonomous Landing of a Multirotor with a Gimbal Camera

open access: yesDrones
This article presents a novel vision-based autonomous landing method utilizing a multirotor and a gimbal camera, which is designed to be applicable from any initial position within a broad space by addressing the problems of a field of view and ...
Sangbaek Yoo   +2 more
doaj   +1 more source

A Gimbal sizing analysis for an IPACS rotating assembly [PDF]

open access: yes
All major components of an integrated power/attitude control system (IPACS) assembly were analyzed for testing, launch, and operational stresses. The conceptual design for the outer gimbal and mounting ring structures were developed and analyzed along ...
Burke, P. R., Coronato, P. A.
core   +1 more source

Variable Side-Look Angle Concept For Radar Mapping [PDF]

open access: yes, 1974
Radar mapping of planets can be accomplished at lower cost and with reduced emphasis on propulsion system capability from spacecraft operating in elliptical orbit than from circular ...
Vandenberg, Frank A.
core   +1 more source

Manipulating Camera Gimbal Positioning by Deep Deterministic Policy Gradient Reinforcement Learning for Drone Object Detection

open access: yesDrones
The object recognition technology of unmanned aerial vehicles (UAVs) equipped with “You Only Look Once” (YOLO) has been validated in actual flights. However, here, the challenge lies in efficiently utilizing camera gimbal control technology to swiftly ...
Ming-You Ma   +3 more
doaj   +1 more source

Wave diffraction on gimbal

open access: yesEastern-European Journal of Enterprise Technologies, 2010
The problem of linearly-resilient interaction of gimbal is decided as two coaxial cylinders with external wave influence. Nature of origin moving of surface is analytically explained because of diffraction effects.
openaire   +1 more source

Maneuvering strategies using CMGs [PDF]

open access: yes
This paper considers control strategies for maneuvering spacecraft using Single-Gimbal Control Momentum Gyros (CMGs). A pyramid configuration using four gyros is utilized.
Oh, H. S., Vadali, S. R.
core   +1 more source

Viking Orbiter 1975 thrust vector control system accuracy [PDF]

open access: yes
The thrust vector control (TVC) system of the Viking Orbiter 1975 is discussed. The purpose of the TVC system is to point the engine thrust at the vehicle center of mass and to maintain attitude stability during propulsive maneuvers. This is accomplished
Mcglinchey, L. F.
core   +1 more source

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