A methodical approach for evaluating the variability of productivity and fruit quality in the genetic collections of strawberry (Fragaria × ananassa Duch.) by V. I. Lapshin, V. V. Yakovenko, S. N. Shcheglov, V. N. Podorojny

Get full text

Are Electromyography Data a Fingerprint for Patients with Cerebral Palsy (CP)? by Mehrdad Davoudi, Firooz Salami, Robert Reisig, Dimitrios A. Patikas, Nicholas A. Beckmann, Katharina S. Gather, Sebastian I. Wolf

“…The gait and EMG indices were compared between the responders using the nonparametric Mann–Whitney test. The ND for all kinematics and kinetics parameters significantly improved (<i>p</i>-value < 0.05) after the surgery. …”
Get full text

Parasitic Motion and Workspace Analysis of Parallel Mechanism Based on 2-PRU/PUU by Chunsheng Ma, Jianguo Liu, Jie Wen, Yangtao He, Wenlong Fan

“…Secondly， by establishing the kinematics mathematical model of 2-PRU/PUU parallel mechanism， the mathematical relationship between the Parasitic Motion and the position and pose of the moving platform is deduced. …”
Get full text

Motion Trajectory Planning and Design of Material Spraying Service Robot by Gang Wang, Hongyuan Wen, Jun Feng, Jun Zhou

“…In view of this, this paper proposes an algorithm for modeling kinematics using a joint screw and optimizes the modeling algorithm using particle swarm optimization. …”
Get full text

Lower Limb Rehabilitation Using Patient Data by Alireza Rastegarpanah, Mozafar Saadat

“…The foot trajectories of nine patients with a paretic leg including both males and females have been measured and analysed by a Vicon system in a gait laboratory. Based on kinematic and dynamic analysis of a 6-DoF UPS parallel robot, an algorithm was developed in MATLAB to calculate the length of the actuators and their required forces during all trajectories. …”
Get full text

Research of the Robot Arm Gravity Compensation based on the Genetic Algorithm for Optimization of Neural Network by Yang Yuan, Cao Tong, Liu Da

“…By adopting a genetic algorithm for optimization of neural network,the gravity compensation for robot arm is researched.Firstly,through the basic knowledge of mechanics and D-H parameter to set up robot kinematics model,the theoretical computation formula of the gravity item of each joint torque in robot arm is got.Secondly,in the Solid Works simulation software,the simulation value of the gravity item in some certain pose got,thus the correctness of the theoretical computation formula is verified.Finally,the predicted value of the gravity item by genetic algorithm for optimization of neural network is obtained.Experimental results show that the predicted value of gravity items of robot arm learnt with this method is basically conforming with the theoretical value.Consequently,the work load of calculation for the gravity items of robot arm is effectively reduced.Furthermore,this method provide a possible way for the real-time control.…”
Get full text

Research of the System Composition Analysis of Double-track Tracked Robot and Motion Performance by Wu Ziyue, Wang Dongce, Gao Yadong

“…Based on the centroid kinematics and optimization theory,the relationship between the maximum obstacle clearance height of the robot and the elevation angle of the front swing arm and the step height under the critical condition of the robot stability are obtained. …”
Get full text

Mechanism Research and Experiment of Two-dimensional Gearbox with Output Shaft Rotating and Reciprocating Motion by Wu Shangsheng, Deng Haiyan, Deng Hongjian, Liu Yaping

“…The reciprocating motion related assembly is designed by applying the method of double eccentricity amplitude adjustment and eccentric wheel structure characteristics,the working principle of the output shaft rotation and axial reciprocating motion mechanism is mainly studied. The kinematics analysis of the model is carried out in software ADAMS and the output characteristics of the axially reciprocating assembly motion are obtained. …”
Get full text

Type Synthesis of 2T2R Parallel Mechanisms Based on Optimal Transmission by Mao Jiang, Zhu Xiaofei, Chen Jin, Cai Wenlai

“…Combined with the characteristics of motion/force transmission of the mechanism, the limb with the maximum transmission index is selected by using the screw theory, and the 2T2R parallel mechanism with the optimal transmission is synthesized. Finally, the kinematics analysis of a novel 2-RPS-UPS parallel mechanism is carried out, and the workspace of the mechanism is solved by Matlab. …”
Get full text

Study and Design of Adaptively Sealing Machine by Fan Huaxian, Dong Penghao, Dong Wenqi, Hu Shengbang, Jiang Yichao

“…Through the closed vector method,the analysis of the kinematics is finished,the simulation of the motion process is fulfilled by using software MATLAB. …”
Get full text

Experimental and Simulation Analysis for the Impact of a Two-Link Chain with Granular Matter by Eliza A. Banu, Dan B. Marghitu

“…The results for a two-link kinematic chain with two points of contact were compared to the results obtained by applying the resistance force formulation developed to corresponding CAD simulation models. …”
Get full text

DESIGN AND RESEARCH ARM OF THE CONVERTER SLIDE by ZHAO LiJuan, ZHOU WenChao, TIAN Zhen, MENG Yang

“…According to the practical application of the mechanical arm,telescopic hydraulic cylinders to determine the scope,and its validation,ensuring that meet the requirements. By ADAMS kinematics and dynamics simulation analysis,mounting arm motion displacement curve and the mounting process load lifting arm high dynamic stress areas. …”
Get full text

Research of an Improved Trajectory Planning Method for Industrial Robot by Qingbo Kong, Liang Yuan, Wei Jiang

“…Using the standard D-H parameter method， the coordinate system of the robot connecting rod is established first， then， the robot simulation model is created and the kinematics forward solution and inverse solution are solved， the workspace point cloud image at the end of the robot is also been made. …”
Get full text

Design and Selection of Power Coupling Device for Electric Tractor by Shuyuan Li, Mengnan Liu, Liyou Xu

“…Based on Simulation X，the simulation model of the dual motor dynamic coupling device is built，the kinematics simulation analysis is carried out，and the final transmission scheme is optimized. …”
Get full text

Modeling the boundaries of the working space of a planar three-link manipulator by T. A. Sheveleva, A. A. Lyashkov

“…To confirm the reliability of the results obtained, as an example, an inverse kinematics problem is solved on discriminant surfaces — the values of generalized coordinates at the boundary points of the manipulator’s workspace are determined for their given Cartesian coordinates.…”
Get full text

Research of the Stiffness Identification and Error Compensation of Industrial Robot Under Heavy Load by Wang Xu, Li Dongsheng, Wang Mingming

“…The laser tracker and ABB IRB 6 640 robot are used to conduct kinematic error compensation experiment,joint stiffness identification experiment and joint deformation compensation experiment. …”
Get full text

Modular patterns in hygroscopic 4D printing design – Form and programming of the material by David Correa, Fabio Bianconi, Marco Filippucci, Giulia Pelliccia

“…The research emphasises the role of precise control of kinematics through material programming and printing parameters to achieve dynamic shape-change mechanisms in response to environmental factors. …”
Get full text

Adaptive Finite-Time Control on SE(3) for Spacecraft Final Proximity Maneuvers with Input Quantization by Sai Zhang, Zhen Yang

“…To realize the integrated control for spacecraft final proximity operation, the coupling kinematics and dynamics of attitude and position are modeled by feat of Lie group SE3. …”
Get full text

Correlation Analysis between Rehabilitation Mechanism of Top Tank Walking and Spinal Stability Training Principle by Hua LI, Xinmiao Yao, Guoqing Zhou

“…By literature research methods and using the principles of spine kinematics, this paper analyzed the correlation between the rehabilitation mechanism of top tank walking and spinal stability training principle. …”
Get full text

FINITE ELEMENT ANALYSIS OF CYCLIC PROPERTY AND FATIGUE LIFE PREDICTION FOR 316L STAINLESS STEEL by TAN JingYing, LI JiangHua, SHAO Ning, JIN Dan

“…The mixing model combined with the nonlinear kinematic hardening and the isotropic hardening is used to describe the elastic and plastic behavior. …”
Get full text