Frequency-multiplexed decoupled multi-degree-of-freedom capacitive sensing for gravitational reference system: design and experimental validation
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DOI: 10.1088/1361-6382/ae085c
Abstract: The multiple degree-of-freedom (DOF) capacitive sensing circuits are among the most critical technologies for the gravitational reference system (GRS) in space-based gravitational wave detection missions. The GRS baseline design in the laser interferometer space antenna… read more here.
Keywords: capacitive sensing; gravitational reference; degree freedom; injection ... See more keywords
Modeling and analysis of the electrostatic cross-coupling effect of the gravitational reference sensor for TianQin project
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DOI: 10.1088/1361-6382/ae1d09
Abstract: Due to the processing accuracy of the test mass (TM) in gravitational reference sensors, the electrostatic force in the non-sensitive direction of the TM will produce a cross-coupling effect in the sensitive direction. This paper… read more here.
Keywords: gravitational reference; cross coupling; electrostatic cross; cross ... See more keywords
A Dynamic Fault Diagnosis Method for Gravitational Reference Sensor Based on Informer-RS
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DOI: 10.1109/jsen.2024.3510739
Abstract: Gravitational reference sensor (GRS) used in the space gravitational wave detection mission may encounter intermittent failures characterized by random data jumps during its operation, potentially disrupting the overall mission progress. This article first analyzes the… read more here.
Keywords: gravitational reference; reference sensor; dynamic fault; fault diagnosis ... See more keywords