Results 11 to 20 of about 39,850 (259)

Installation Error Calibration Method for Redundant MEMS-IMU MWD [PDF]

open access: yesMicromachines
For Measurement While Drilling (MWD), the redundant Micro-Electro-Mechanical Systems Inertial Measurement Unit (MEMS-IMU) navigation system significantly enhances the reliability and accuracy of drill string attitude measurements.
Yin Qing, Lu Wang, Yu Zheng
doaj   +4 more sources

Study on Installation Error Analysis and Calibration of Acoustic Transceiver Array Based on SINS/USBL Integrated System

open access: yesIEEE Access, 2018
The installation error of USBL acoustic transceiver array is one of the important error sources for the SINS/USBL integrated navigation system. The installation error of USBL transceiver array can be divided into coordinate shift error and angle rotation
Tong Jinwu   +4 more
doaj   +3 more sources

Separation Method for Installation Eccentricity Error of Workpiece

open access: yesApplied Sciences
This work solves the challenge of separating the eccentricity error of a workpiece installation from the first harmonic of radial runout error of the spindle, which has a crucial impact on improving the machining quality of the workpiece.
Guanyao Qiao   +3 more
doaj   +2 more sources

System-Level Calibration for the Star Sensor Installation Error in the Stellar-Inertial Navigation System on a Swaying Base

open access: yesIEEE Access, 2018
The star sensor installation error has a great influence on the attitude accuracy of the stellar-inertial navigation system and should be precisely calibrated.
Hao Zhang   +3 more
doaj   +3 more sources

Research on Lubrication Characteristics of Ship Stern Bearings Considering Bearing Installation Errors

open access: yesLubricants, 2023
The installation quality of a propulsion shaft system directly affects the lubrication statuses of the bearings. The quality of the shaft system installation not only affects the progress of ship construction, but also the safety, stability, and ...
Taiwei Yang   +5 more
doaj   +1 more source

Research of Gear Modeling with Considering Hob Installation Error

open access: yesJixie chuandong, 2016
With the development of gear application technology,the higher requirements on gear precision are put forward,in order to achieve goals of high speed,high power,low noise and high transmission accuracy in gear transmission. In the gear hobbing process,if
Wu Pingan   +4 more
doaj   +1 more source

Influence of installation error on roundness error measurement [PDF]

open access: yesIOP Conference Series: Materials Science and Engineering, 2019
Abstract The installation tilt causes the actual measured circular contour to be an elliptical contour [1], and the installation eccentricity causes the sampled points uneven [2], which can both affect the measurement accuracy of the roundness error [3, 4].
Xuelei Chen   +4 more
openaire   +1 more source

Calibration Method of Accelerometer Based on Rotation Principle Using Double Turntable Centrifuge

open access: yesMicromachines, 2021
For linear accelerometers, calibration with a precision centrifuge is a key technology, and the input acceleration imposed on the accelerometer should be accurately obtained in the calibration.
Xianshan Dong   +6 more
doaj   +1 more source

Efficiency Analysis of Herringbone Star Gear Train Transmission with Different Load-Sharing Conditions

open access: yesApplied Sciences, 2022
A slight improvement in the transmission efficiency of the herringbone star gear train in a GTF has a great impact on the fuel economy of the engine. Here, the influencing factors of gear train efficiency were studied from the perspective of gear train ...
Dong Li   +3 more
doaj   +1 more source

Automatic recognition method of installation errors of metallurgical machinery parts based on neural network

open access: yesJournal of Intelligent Systems, 2022
The installation error of metallurgical machinery parts is one of the common sources of errors in mechanical equipment. Because the installation error of different parts has different influences on different mechanical equipment, a simple linear formula ...
Cui Hailong, Zhan Bo
doaj   +1 more source

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