Dynamics Simulation of Multistage Planetary Gear Transmission System based on LMS Motion by Zhang Zhonggang, Fang Bin, Xu Ming

“…The feasibility of gear system dynamics analysis with the help of virtual prototype is verified by comparing simulation data with theoretical calculations,and a new path for the research is provided.…”
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A novel optical granulometry algorithm for ore particles by Junhao Y., Xiubin Z., Jie Q.

“…This optical granulometry algorithm is particularly suitable for blast furnace process control, so its result can be used directly as a reliable basis for control system dynamics optimization. The paper explains the algorithm and its concept, as well as its method, which consists of five steps to detect ore granularity and distribution. …”
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Dynamic Simulation of Low-Carbon Competitiveness from the Perspective of Circular Economy by Xing Li, Fuzhou Luo

“…In accordance with the requirements of the circular economy in Guangxi (of PRC) and the characteristics of the drivers of low-carbon competitiveness in the regional construction industry, a causal flowchart of influencing factors of the low-carbon competitiveness in the Guangxi construction industry is constructed, and a model based on system dynamics is established. After the entropy weight method is used to determine the variable weight, VENSIM PLE software is used to simulate the development trend of the low-carbon competitiveness of the Guangxi construction industry. …”
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Study on the Dynamic Performance of Planetary Gear Transmission System of the MW Level Wind Power Speed-growth Gearbox by Wang Chunguang

“…The load sharing planetary gear speed-growth train for wind power generator is studied,which is composed of two stage planetary gear and one stage plane gear.The influence of external load excitation and time varying mesh stiffness is considered,and the system dynamics model including radial and torsion is deduced in detail.The dynamic mesh force between planet gear and sun gear and annular gear ring are analyzed.The radial velocity and torsional vibration angular velocity change on the central components of two stage planetary gear and the mesh force characteristics are obtained.This provides theoretical basis for the dynamic optimization design of the load sharing planetary gear speed-growth train.…”
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Dynamics Analysis of Locomotive Transmission System based on Romax by Zhang Fulai, Zhang Yinghui, He Weidong, Shi Xiaochun

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THE INFLUENCE OF THE DRIVING SPEED OF THE TRAVELING MECHANISM OF THE COAL MINING MACHINE ON THE RANDOM LOAD OF THE ROLLER by MAO Jun, WANG Xin, CHEN HongYue, ZHANG Yu

“…In order to study the traction speed of shearer drum load effect,the establishment of cutting part and the traction part are mutually coupled system dynamics model,and consider the cut cutting impedance is a random quantity,obey the law of normal distribution,using numerical simulation method to solve the problem and the results using statistical methods to calculate the shearer drum to force the average value and the standard difference; the results of the study show that,the drum to the mean and variance of the force with the initial traction speed of increased progressively. …”
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Modeling and Dynamics Characteristic Analysis of Helical Gear System with Considering Tooth Surface Friction by Kang Boqiang, Gou Xiangfeng

“…The bifurcation diagrams,Lyapunov exponents,cloud pictures of the maximum amplitude and the amplitude- frequency characteristic superposition graphs are obtained and the system dynamics characteristic variation with frequency is analyzed. …”
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Dynamics of a controlled discrete prey-predator model with Holling type-II functional response by Yanlin Min, Xiaoling Han, Ceyu Lei

“…Through numerical simulation, we validate the impact of human control parameters of predators and the degree of predator utilization on system dynamics. The results indicate that studying the predator-prey relationship between species in plateau pastoral areas can help humans better predict the population changes of prey and predator, and have great significance for the protection of ecosystems. …”
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A Computational Method for Dynamic Analysis of Deployable Structures by Ying Wang, Bin Sun

“…In order to verify the effectiveness of the method, the simulation results are compared with the results predicted by the authenticated multibody system dynamics and simulation program. It shows that the method is effective to dynamic analysis of deployable structures no matter the structures are rigid or elastic. …”
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Dynamics Modeling and Analysis of Wind Turbine Transmission System with Gear Fault Condition by Ye Zhou, Zhao Rongzhen, Zheng Yuqiao, Liu Hong

“…The transmission system dynamics models under normal condition and gear fault condition are established respectively by considering the influence of time-vary stiffness and gear crack of helical gear,and the output responses of two systems are analyzed and compared. …”
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RESEARCH ON THE INFLUENCE OF THE HAULAGE SPEED OF SHEARER DRUM LOAD UNDER THE RECONSTRUCTION THEORY by CHEN HongYue, WANG Xin, MAO Jun, ZHANG Yu

“…The roller and haulage unit of mutual coupling system dynamics model was established,the model solved by using numerical simulation method,and the results using statistical methods that different haulage speed shearer drum three-axis force the average value and the standard difference,validated by experiment. …”
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Research of Gearbox Shell Vibration and Radiated Noise of Electric Automobile by Gao Chao, Zhao Zhizhuan, Shu Yuanlin, Liu Hai

“…Taking a type of transmission as the research object,the axis gear system dynamics model is set up,and the dynamic time history and load spectrum of the transmission shell under the working condition are obtained. …”
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Design of Integral Variable Structure Controller in Speed Tracking of Wind Driven Generator by Linlin Wang, Lixin Pan

“…Adaptive estimation for wind disturbance and uncertain parameters of system dynamics model is adopted to derive control algorithm for rotation torque in the process of generator speed tracking. …”
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RELIABILITY BASED ROBUIST DESIGN OPTIMIZATION OF WIND TURBINE GEAR BOX BASED ON DYNAMICS by WANG ChunGuang

“…In order to meet the design requirements of large wind turbine gearbox with high reliability,good dynamic characteristics and high robustness,based on the system dynamic model and considering the correlation among the failure modes,a multi-objective optimization design mathematical model is developed from the perspective of system dynamics,reliability,robustness and volume. …”
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DYNAMIC RELIABILITY AND FATIGUE LIFE ANALYSIS OF THE ROADHEADER’S GYRATION PLATFORM by ZHAO LiJuan, LI MingHao, ZHANG PinHao

“…As key component of the roadheader,gyration platform has a significant impact on the performance of the work efficiency and dynamic reliability of the oadheader,Based on the coupled multi-body system dynamics theory,roadheader’s flexible virtual prototype coupling model of gyration platformwas established;combined with the actual working condition,cutting head’s load files were obtained based on the "roadheader design system software",equivalent stress and strain contours of the gyration platform were obtained by ADAMS;gyration platform’s fatigue life analysis was researched by NSOFT and reliability theory,and then to do optimize design in 10 areas of the low fatigue life reliability,after the optimize,gyration platform ’s maximum equivalent stress was reduced by 35.027%,Concept areas achieves reliable working conditions,which meet the design requirements.…”
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Sustainable Development of the Innovation Ecosystem from the Perspective of T-O-V by Ruixue Yan, Jianlin Lv, Qingshi Meng

“…From the perspective of technology-organization-value to study the sustainable development of the innovation ecosystem, build a system dynamics model, take the automotive industry innovation ecosystem as a research case, and find that technological elements have the most significant role in promoting innovation performance and organizational elements have a role in promoting economic benefits. …”
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The Promotion Effect of Computer-Aided Technology Combined with RBF Neural Network Algorithm on Art Design by Chunliang Pan, Yuning Pan

“…Because noise is ubiquitous in reality, the evolution of system dynamics often cannot be carried out strictly according to the iterative rules. …”
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A Vector Bond Graph Method of Dynamics Modeling for Planar Multi-body Systems with Grooved Sheave by Wang Zhongshuang, Zhao Yanwei, Xu Changshun

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Study on the Rule-based Control Strategy for PHEV According to Two-state Dynamic Programming Algorithm by Wei Hanbing, Zhu Ning

“…Specifically,the battery SOC and SCR temperature is designated as two states respectively which reflect the powertrain system and aftertreatment system dynamics. Based on the optimized results,a rule-based control strategy which is applicable for real-time control is deduced. …”
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