Results 21 to 30 of about 129,714 (280)

Vibration Isolation Design for the Micro-X Rocket Payload [PDF]

open access: yes, 2013
Micro-X is a NASA-funded, sounding rocket-borne X-ray imaging spectrometer that will allow high precision measurements of velocity structure, ionization state and elemental composition of extended astrophysical systems.
Figueroa-Feliciano, Enectali   +6 more
core   +3 more sources

Proof-of-principle demonstration of vertical gravity gradient measurement using a single proof mass double-loop atom interferometer [PDF]

open access: yes, 2018
We demonstrate a proof-of-principle of direct Earth gravity gradient measurement with an atom interferometer-based gravity gradiomter using a single proof mass of cold 87 rubidium atoms.
Bidel, Yannick   +5 more
core   +2 more sources

Research on vibration isolation method of a novel power source

open access: yesEnergy Reports, 2020
Free-piston linear generator (FPLG) is a novel power source which combines free-piston engines and a linear electric generator. Piston motion and vibration excitation characteristics of FPLG are quite different from the traditional reciprocating engines.
Jingyi Tian   +3 more
doaj   +1 more source

Research on the Impediment to Vibration Wave Propagation of Pipe from a vibration isolation mass [PDF]

open access: yesMATEC Web of Conferences, 2019
In order to control the pipe vibration, the performance of flexible connection with vibration isolation mass in impeding vibration wave propagation is studied.
Yufeng Gong   +3 more
doaj   +1 more source

Modeling and analysis of decentralized intermediate mass hybrid vibration isolation system considering actuator output constraints

open access: yesZhongguo Jianchuan Yanjiu, 2019
[Objectives] The energy fluctuation characteristics of the ship's active vibration isolation system is studied.[Methods] Firstly,a generalized mathematical model of hybrid vibration isolation system with multi-dimensional composite perturbation vibration
Niu Ning, Liu Zhong, Sun Lingling
doaj   +1 more source

Vibration Test and Shock Absorption of Coal Crusher Chambers in Thermal Power Plants (I): Field Test and Assessment

open access: yesShock and Vibration, 2020
A field vibration test was conducted on the coal crusher chamber of a thermal power plant to evaluate its vibration performance. The vibration displacements and velocities of the structure, coal crusher body, and vibration-isolation platform were tested.
Lihua Zhu   +6 more
doaj   +1 more source

Longitudinal two-stage vibration isolation technology of ship propeller-shaft system

open access: yesZhongguo Jianchuan Yanjiu, 2022
ObjectivesAiming at the vibration control problem, this paper puts forward a design approach involving longitudinal two-stage vibration isolation technology for ship propeller-shaft systems.
Xiufeng LIU, Quanchao LI, Rui ZHOU
doaj   +1 more source

Experimental Study on Vibration Characteristics of Unit-Plate Ballastless Track Systems Laid on Long-Span Bridges Using Full-Scale Test Rigs

open access: yesSensors, 2020
In this work, we present a series of hammering tests on full-scale unit-plate ballastless tracks used for long-span bridges. There is no denying that it is a new attempt to pave ballastless tracks on high-speed railway long-span bridges; the related ...
Weiqi Zheng   +4 more
doaj   +1 more source

Vibration Reduction in a Pulse Tube-Cooled High Purity Germanium Detector

open access: yesApplied Sciences, 2022
High-purity germanium (HPGe) is a vibration-sensitive, high-resolution detector. It has been found that microphonic noise induced by vibration and electromagnetic interference from EMC causes energy resolution degradation in HPGe detectors. In this paper,
Hongyan Wei   +3 more
doaj   +1 more source

DYNAMIC DESIGN OPTIMIZATION OF A TURBOPROP ENGINE VIBRATION ISOLATION SYSTEM

open access: yesJixie qiangdu, 2022
Aiming at the problem of vibration isolation design of turboprop engine single mounting surface vibration isolation mounting system, this paper proposes a method to optimize the stiffness parameters of the mounting system vibration isolator to achieve ...
ZHANG Di   +4 more
doaj  

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