Results 11 to 20 of about 23,966 (226)

Combining MEMS-based IMU data and vision-based trajectory estimation [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2014
This paper presents an efficient location tracking algorithm that integrates vision-based motion estimation and IMU data. Orientation and translation parameters of the mobile device are estimated from video frames or highly overlapped image sequences ...
F. Tsai, H. Chang, A. Y. S. Su
doaj   +1 more source

Numerical Simulation of Intrachamber Processes in the Power Plant

open access: yesApplied Sciences, 2021
This paper considers the issues of numerical modeling of nonstationary spatial gas dynamics in the pre-nozzle volume of the combustion chamber of a power plant with a cylindrical slot channel at the power plant of the mass supply surface.
Boris Benderskiy   +2 more
doaj   +1 more source

Application of Zinc Oxide Nanospheres for Hybrid Solar Cell

open access: yesOrbital: The Electronic Journal of Chemistry, 2021
Poly(3-alkylthiophenes), P3AT, are organic polymers formed by conjugate structures with conductive properties. Zinc oxide (ZnO) has been used as an electron acceptor in hybrid solar cells because it offers electron transport properties and can be ...
Douglas Santos Oliveira   +6 more
doaj   +3 more sources

Pack of Applied Programs for Complex Analysis of Thermo-Compressors

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2009
The paper proposes a pack of applied programs intended for conjugate calculation of cycle parameters with heat exchangers of thermo-compressor loop and a calculation of irreversible losses in the loop binding including non-stationary operational  mode is
S. V. Zditovetskaya, V. I. Volodin
doaj   +1 more source

Basic Principle and Contact Analysis of Internal Meshing Gear Drive with Curve Configuration

open access: yesJixie chuandong, 2022
Based on gear transmission conjugate-curve theory research, taking the internal meshing gear transmission with curve element as the object, general meshing equation of spatial conjugate curves along the designated contact angle position is derived and ...
Dong Liang   +4 more
doaj  

Study on Thermal Contact Resistance Estimation in Planar Medium [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
Thermal contact resistance(TCR) is one of the important parameters in heat transfer problems of engineering, and it is necessary to estimate the value of TCR effectively in many engineering fields. Considering the limitation of current estimation methods

doaj   +1 more source

AN INVERSE COMPLEX PROBLEMS SOLUTION FOR MULTICOMPONENT PSEUDOPARABOLIC DISTRIBUTED SYSTEMS

open access: yesМіжнародний науково-технічний журнал "Проблеми керування та інформатики", 2007
Calculation algorithms of realization of gradient methods based on solution to a direct and conjugate problems in weak formulations are proposed for a series of inverse problems of multicomponent pseudoparabolic distributed systems’ parameters ...
I.V. Sergienko, V.S. Deineka
doaj   +1 more source

Testing of linear models for optimal control of second-order dynamical system based on model-reality differences

open access: yesResults in Control and Optimization, 2021
In this paper, the testing of linear models with different parameter values is conducted for solving the optimal control problem of a second-order dynamical system.
Sie Long Kek, Sy Yi Sim, Chuei Yee Chen
doaj   +1 more source

Optimization and Analysis of Double-circular-arc Harmonic Gear based on Genetic Algorithm

open access: yesJixie chuandong, 2021
The "dual-conjugated" phenomenon is generated in the process of the double-circular-arc harmonic transmission, which has an important influence on the carrying capacity of harmonic gear transmission.
Zhonglong Luo, Xiaochuan Peng
doaj  

A Real-Time Measurement System for Atmospheric Turbulence Intensity and Distribution Based on the GLAO System

open access: yesApplied Sciences, 2023
Measuring the intensity and distribution of atmospheric optical turbulence at large-aperture astronomical telescope sites is crucial to optimizing turbulence correction for different layers.
Xian Ran   +7 more
doaj   +1 more source

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