Research of CNC Gear Hobbing Automatic Programming Technology by Diao Xiuhui, Li Jinbo

“…In order to improve the efficiency of gearprocessing,a kind of CNC hobbing automatic programming system is presented. Firstly,the mathematical model of the hober- axial roll cut method is established.Then,the hober hardware platform of CNC gear hobbing automatic programming system is established,the several functional modules and the software page set are designed. …”
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Neural Sliding Mode Adaptive PD Tracking Control of Omnidirectional Mobile Robots by Zhang Kaiwen, Li Guoli, Xu Jiazi, Wang Qunjing, Wen Yan

“…A proportional plus derivative (PD) adaptive tracking control strategy based on neural sliding mode is proposed for the interference of unknown factors in the mathematical model of four-wheel omnidirectional robots. …”
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High sensitivity optical detection method based on photon RF oscillator by Ning MU, Wanrong GAO, Wanghan LYU

“…Firstly a system by photon RF oscillation mechanism and mathematical model was constructed. The principle of constructing the system was deduced and analyzed. …”
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Forming Grinding Wheel Profile Modification of Cycloidal Gear of Robot RV Reducer by Deng Xiaozhong, Zhang Yanzhen, Li Tianxing, Su Jianxin

“…According to the principle of forming principle and modeling method of the cycloidal gear tooth profile,the mathematical model of the form grinding is established and the calculation formulas for axial section coordinate points of the grinding wheel are deduced. …”
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Optimum Design of Multidischarge Outlet Biomass Briquetting Machine by Jiaqi Yang, Jirong Wang, Jun Li, Lianwen Shi, Xiangwu Dai

“…To further improve efficiency and rationally allocate power at each stage, in this paper, we established a mathematical model for the machine. We use the nonlinear programming in Matlab (2016b) to solve the minimum value of the model, making the machine work time the shortest.…”
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Interstitial Pressure And Fluid Motion In Tumor Cords by Alessandro Bertuzzi, Antonio Fasano, Alberto Gandolfi, Carmela Sinisgalli

“…This work illustrates the behavior of the interstitial pressure andof the interstitial fluid motion in tumor cords (cylindrical arrangements oftumor cells growing around blood vessels of the tumor) by means of numericalsimulations on the basis of a mathematical model previously developed. Themodel describes the steady state of a tumor cord surrounded by necrosis and itstime evolution following cell killing. …”
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Power Flow Analysis of the Main Reducing Gear of Coaxial Counter-rotating High-speed Helicopter by Zhang Shifei, Chen Peng, Wu Wenmin, Xia Fuchun, Liu Lei

“…Firstly,the unite analysis method of gear is introduced into the analysis of the helicopter main reducing gear,and the mathematical model of gear is built. Then,all types of power flow of the helicopter main reducing gear are summarized. …”
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Optimization Design of the Three Pinions Synchronous Drive System of Shield Cutter by Wang Sixia, Chen Xin

“…The mathematical model is established with the minimum volume of the three pinions synchronous drive system of shield cutter,and the model is solved by the genetic algorithm. …”
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Stability Analysis of Predator-Prey System with Fuzzy Impulsive Control by Yuangan Wang

“…Having attracted much attention in the past few years, predator-prey system provides a good mathematical model to present the correlation between predators and preys. …”
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Rotational Sweep Rotating Zone Plate Sequence by 李桂苓, 周志河

“…This paper presents the principle and method of setting up a mathematical model of rotational sweep rotating zone plate in polar coordinate system. …”
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Dynamics Analysis of the Melt Conveying Process in a Novel Extruder by Zan Huang

“…Here we present a mathematical model to analyze dynamics in the melt conveying process. …”
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Mathematical and Experimental Modelling of Adsorption in Fixed Bed. II. Experimental Investigation of Nonisothermal Single Solute Adsorption and Adsorber Simulation by P. Rajniak, J. Ilavský

“…The mentioned experimental data are simulated a priori by means of a two-phase mathematical model. The model parameter values used in the simulations are estimated either through available semiempirical correlations or by independent experimental runs. …”
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Dynamics of Rabies Epidemics in Vampire Bats by Liang Tian, Juping Zhang

“…In order to study the transmission of rabies epidemics in vampire bats, we propose a mathematical model for vampire bat rabies virus. A threshold R0 is identified which determines the outcome of the disease. …”
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Calculation and Simulation of Non-circular Planetary Gear Water Motor Machining Parameter based Multiple Objective Optimization by Liu Zhiping, Su Jianxin, Deng Xiaozhong, Xu Zengjun

“…By using the multiobjective optimization theory,the mathematical model to solve the pitch curve of non- circular planetary gear is established,the calculation theory of non- circular gear tooth profile is proposed,the program of solving the pitch curve and tooth profile coordinate calculation is developed based on the software of Matlab. …”
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System Reliability Modeling and Analysis of Distributed Networks by Guanghui Wei

“…Meanwhile, task request, task scheduling, and execution phase will be also studied, and the establishment of reliability mathematical model of distributed network will be discussed to provide actual reference significance for the design of the distributed network system.…”
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Research on the mobile CDN architecture and the resource scheduling method by Su-fen LI, Yun-yong ZHANG, Bing-yi FANG, Lei XU, Wei XIONG, Jun WU

“…Aimed at network architecture of mobile core network,the deployment method of MCDN service nodes was discussed on the basis of virtualized core net resources and proposes a MCDN network architecture based on the core net resource pool.Then,according to collaborative problem of MCDN resources,a MCDN resource scheduling algorithm based on regional resource co-allocation was proposed,establish a mathematical model of goal programming based on multi-factor resource co-allocation was extablished.Finally,a case study is conducted to demonstrate the feasibility and effectiveness of the proposed approach.…”
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Sensitivity Analysis of a Physiochemical Interaction Model Undergoing Changes in the Initial Condition and Duration of Experiment Time by EN Ekaka-a, EO Chukwuocha, NM Nafo

“…The mathematical modelling of physiochemical interactions in the framework of industrial and environmental physics usually relies on an initial value problem which is described by a single first order ordinary differential equation. …”
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Forward Kinematics Analysis and Simulation for a Series Parallel Hybrid 7-DOF Humanoid Mechanical Arm based on MATLAB by Liu Jingjing, Peng Junquan, Liu Xinhua

“…A series parallel 7- DOF humanoid mechanical arm is designed and the mathematical model of humanoid mechanical arm is established through integration of kinematics analysis for parallel structure and D-H modeling method. …”
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STUDY ON GAS FILM THICKNESS OF AIR CUSHION BELT CONVEYOR by ZHU XiaoLong, RUI YanNian, ZHU HaiMin

“…With establishing gas film mathematical model,the theory of gap flow and experimental test,the gas film thickness of air cushion belt conveyor was analyzed. …”
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Parameters and environmental consequences of catastrophic fires in Ukraine: modeling, quantitative estimates by L. F. Chernogor, A. N. Nekos, G. V. Titenko, L. L. Chornohor

“…Calculations and mathematical modeling showed that the consequences of the burning of forests and grasslands in Ukraine in 2024 were catastrophic. …”
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