Results 1 to 10 of about 38,436 (262)

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

Installation errors in calculating large-panel buildings (rus) [PDF]

open access: yesИнженерно-строительный журнал, 2011
Every year the problem of civil and erection work quality gets sharper in Russia. The article is devoted to solving the identified problem not from the point of organizational and technological aspects of building but from the point of design and ...
Nedviga E.S., Kuznetsov V.D., Vatin N.I.
doaj   +1 more source

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

Effect of Installation Error on Rotary Seal of Aero Engine

open access: yesAerospace, 2022
The rotary seal is a key component of the aero engine. Under actual working conditions, most rotary seals always operate in an eccentric state (caused by installation errors), and when a large eccentricity occurs, it may lead to a large amount of gas ...
Chunrui Liu   +5 more
doaj   +2 more sources

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

Research on Eccentric Error Compensation of Aviation Gear Grinding Installation

open access: yesHangkong gongcheng jinzhan, 2018
There is eccentric error between the geometric center of the gear blank and the axis of the rotary table during the gear grinding process. The machining precision of grinding tooth accuracy is reduced.
Wang Peng   +3 more
doaj   +2 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

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

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