Active Gravity Offloading System for Deployable Solar Array
WebPhase I of this SBIR project will demonstrate increased realism of 0g test conditions by producing demonstration hardware that incorporates the suite of sensors and actuators with an analytical model of the offloader system. In Phase II, an active offloader system will be designed, built, and used to test a state-of-the-art solar array system.
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Preparing for Psyche's Solar Array Deployment - NASA Jet …
WebMar 7, 2022 · March 7, 2022 Engineers at NASA's Jet Propulsion Laboratory in Southern California examine one of Psyche's stowed solar arrays prior to a deployment test in the Lab's High Bay 2 clean room in late February 2022. The twin arrays are together about 800 square feet (75 square meters) – the largest ever deployed at JPL.
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Solar-Array Deployment Test for InSight | NASA
WebIn Phase II, a full multipoint offloader system will be developed and demonstrated on a relevant deployable solar array structure. Potential NASA Applications This technology will directly fulfill a need identified in NASA's Technology Roadmap (TA13) by providing a "portable gravity offload system [for] dynamic testing in simulated lunar
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NOAA's GOES-T Completes Solar Array Deployment Test
WebApr 23, 2021 · The solar array deployment was the latest in a series of rigorous tests GOES-T recently completed to prepare for its upcoming launch. GOES-T also underwent vibration, acoustic, and shock testing . These tests ensure the satellite can withstand the harsh conditions of launch and properly function in orbit 22,236 miles above Earth.
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Up Close With a Solar Panel on Psyche - NASA Jet Propulsion …
WebMar 7, 2022 · Engineers at NASA's Jet Propulsion Laboratory in Southern California examine one of Psyche's solar arrays during a deployment test in the Lab's High Bay 2 clean room in late February 2022. The twin arrays are together about 800 square feet (75 square meters) – the largest ever deployed at JPL.
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Advanced Large Precision Structures (ALPS) …
WebFeb 2, 2023 · Both the omnidirectional and planar arrays were fabricated as described above and deployed in a gravity offload test rig to demonstrate mechanical operation. CIGS-based petals were utilized for the full-up benchtop testing. Fig. 7 shows the sequence of a planar LISA-T benchtop deployment from stowed through completed unfolding. …
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NASA SBIR 2018-I Solicitation | Z1.01-3402 - Adaptable Portable Gravity
WebAug 25, 2018 · Abstract: This paper focuses on the modeling of a spacecraft solar arrays deployment process in ground tests of mechanical devices on the active gravity compensation systems. The ground tests are carried out on the test workbenches. Such workbenches provide a gravity compensation of the solar arrays in the deployment …
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NASA TechPort - Project Data
WebDeployment ground testing of these structures is a uniquely difficult task as the intent is to validate 0g performance and integrity in a 1g testing environment. Existing gravity offloading test support equipment use passive offloading in which offloader tracking is driven by the deployment of the array itself. This approach introduces strong
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Adaptable Portable Gravity Offloading System for Deployable Solar Array
WebAug 25, 2018 · This paper focuses on the modeling of a spacecraft solar arrays deployment process in ground tests of mechanical devices on the active gravity compensation systems. The ground tests are carried out on the test workbenches. Such workbenches provide a gravity compensation of the solar arrays in the deployment …
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WebAutonomous Gravity Offload System for Solar Array Deployment Testing Team: Conrad Bristol, Colin Dombrowski, Emily Jordan, Michel Monnet, Jarrett Philips, Nicholas Sanchez-Jans, and John Troetchel Director: Luke Woolley Design Center Colorado University of Colorado Boulder Ball Aerospace & Technologies Corp.
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Orion Solar Array Wing Deployment Test is a Success …
WebFeb 2, 2023 · Both the omnidirectional and planar arrays were fabricated as described above and deployed in a gravity offload test rig to demonstrate mechanical operation. CIGS-based petals were utilized for the full-up benchtop testing. Fig. 7 shows the sequence of a planar LISA-T benchtop deployment from stowed through completed unfolding. …
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Gravity-Offloading System for Large-Displacement Ground …
WebGravity offloading of deployable spacecraft mechanisms during ground testing is a long-standing problem. Deployable structures which are usually too weak to support their own weight under gravity require a means of gravity offloading as they unfurl.
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Lucy Stretches Its Wings in Successful Solar Panel Deployment Test
WebApr 6, 2021 · Solar array deployment tests occurred between December 2020 and February 2021 in the 29-foot-by-65-foot (8.8-meter-by-19.8-meter) thermal vacuum chamber at Lockheed Martin Space, where the spacecraft is currently undergoing assembly, launch, and testing operations.
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Lucy Stretches Its Wings in Successful Solar Panel Deployment Test
WebApr 6, 2021 · Banner image: At 24 feet (7.3 meters) across each, Lucy's two solar panels underwent initial deployment tests in January 2021. In this photo, a technician at Lockheed Martin Space in Denver, Colorado, inspects one of Lucy's arrays during its first deployment. These massive solar arrays will power the Lucy spacecraft throughout its …
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Solar Array Deployment Test Gravity Offloader System
Webset of test panels to deploy with only 22% of the energy required for the deployment lost to the offloader. • SDL is able to use this offloader to verify that their panels operate correctly and learn the torque margin of their panel deployment. • Many of the parts used for the prototype are able to be improved with a larger budget.
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Modeling of a Solar Arrays Deployment Process at Ground Tests …
WebFeb 2, 2023 · Both the omnidirectional and planar arrays were fabricated as described above and deployed in a gravity offload test rig to demonstrate mechanical operation. CIGS-based petals were utilized for the full-up benchtop testing. Fig. 7 shows the sequence of a planar LISA-T benchtop deployment from stowed through completed unfolding. …
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Solar Array Deployment Test Gravity Offloader System
Webset of test panels to deploy with only 22% of the energy required for the deployment lost to the offloader. • SDL is able to use this offloader to verify that their panels operate correctly and learn the torque margin of their panel deployment. • Many of the parts used for the prototype are able to be improved with a larger budget.
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Advanced Large Precision Structures (ALPS) …
WebFeb 2, 2023 · Both the omnidirectional and planar arrays were fabricated as described above and deployed in a gravity offload test rig to demonstrate mechanical operation. CIGS-based petals were utilized for the full-up benchtop testing. Fig. 7 shows the sequence of a planar LISA-T benchtop deployment from stowed through completed unfolding. …
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Advanced Large Precision Structures (ALPS) …
WebIn Phase II, a full multipoint offloader system will be developed and demonstrated on a relevant deployable solar array structure. Potential NASA Applications This technology will directly fulfill a need identified in NASA's Technology Roadmap (TA13) by providing a "portable gravity offload system [for] dynamic testing in simulated lunar
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LISA-T part three: The design and space environments testing of …
WebMar 7, 2022 · Each array takes about 7 ½ minutes to unfurl and latch into place. Each array is 37.1 feet (11.3 meters) long and 24 feet (7.3 meters) wide when fully deployed. With arrays deployed on either side of the chassis, the spacecraft is about the size of a singles tennis court: 81 feet long (24.7 meters) and 24 feet (7.3 meters) wide.
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