Results 81 to 90 of about 471,759 (201)

Redundant multi-mode filter for a navigation system [PDF]

open access: yes, 2007
An approach is introduced to the design of a multi-mode navigation filter to combine a low-cost skewed redundant inertial measurement unit (SRIMU) with a multifunctional GPS (MF-GPS) receiver in order to implement a fault-tolerant aircraft navigation ...
Jia, Huamin, Allerton, David J.
core   +1 more source

Use of motion sensors for autonomous monitoring of hydraulic environments [PDF]

open access: yes, 2008
Low cost, miniaturized, commercial-off-the-shelf (COTS) motion sensors, collectively with processors, an energy source and other electronic circuitry can be packaged into very small volumes for autonomous operation.
Kularatna, Nihal   +3 more
core   +1 more source

Strapdown inertial navigation curve measurement system of full-section roadheader in coal mine

open access: yesGong-kuang zidonghua, 2019
In view of problems of bad visibility and difficulty in real-time measurement existed in deviation curve measurement system of coal mine tunneling roadway, a strapdown inertial navigation curve measurement system of full-section roadheader in coal mine ...
LIU Yu, CHEN Genlin, LIU Yongzhong
doaj   +1 more source

Research on a mixed prediction method to vehicle integrated navigation systems

open access: yesInternational Journal of Advanced Robotic Systems, 2019
Aiming to improve the positioning accuracy of vehicle integrated navigation system (strapdown inertial navigation system/Global Positioning System) when Global Positioning System signal is blocked, a mixed prediction method combined with radial basis ...
Di Zhao, Huaming Qian, Dingjie Xu
doaj   +1 more source

Hybrid altimeter using a strapdown inertial navigation system [PDF]

open access: yes, 1970
Hybrid radio and barometric altimeter using strapdown inertial navigation ...
Jankowski, P. C.
core  

Comparison of numerical integration methods in strapdown inertial navigation algorithm

open access: yesResearch in Agricultural Engineering, 2011
The numerical mathematical theory provides a few ways of numerical integration with different errors. It is necessary to make use of the most exact method with respect to the computing power for a majority of microprocessors, because errors are ...
V. Cviklovič   +3 more
doaj   +1 more source

Analysis of the Strapdown Inertial Navigation System (SINS) Error Genesis

open access: yes, 2021
Analysis and simulation of the Strapdown Inertial Navigation System (SINS) error genesis revealed that the East Feedback Contour has the greatest influence on the development of an error in this model, and angular velocity sensor is the critical element.
Trifonovs-Bogdanovs, Pjotrs   +1 more
core   +1 more source

Based on Grid Reference Frame for SINS/CNS Integrated Navigation System in the Polar Regions

open access: yesComplexity, 2019
As the inertial navigation system cannot meet the precision requirements of global navigation in the special geographical environment of the Polar Regions, this paper presents Strapdown Inertial Navigation System (SINS)/Celestial Navigation System (CNS ...
Song Lijun   +3 more
doaj   +1 more source

Temperature Field Finite Element Analysis of the Ultra-high Temperature Borehole Inclinometer based on FOG and Its Optimization Design

open access: yesChemical Engineering Transactions, 2016
This paper puts forward a design method of ultra-high temperature borehole inclinometer based on fiber- optical gyroscope, and this borehole clinometer can be used for measuring the borehole trajectory and itsbending value in ultra-high temperature, and ...
Y.M. Liu, J. Wang, W.F. Ji, G.Q. Luo
doaj   +1 more source

Design enhancements of the smart sediment particle for riverbed transport monitoring [PDF]

open access: yes, 2009
This paper discusses new enhancements that are being made to the existing ‘Smart Sediment Particle’. The smart sediment particle has been designed and implemented to track its own 3-dimensional trajectory when placed in a riverbed.
Hu, Aiguo Patrick   +5 more
core   +1 more source

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