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1. modeling of shot put process and analysis of influencing factors

Zhuang, Yang Lei Literature Source: Journal of Shandong Institute of Building Materials 200 1 download.

It provides a basis for making a scientific shot put training plan. Modeling and analysis of shot put process 1 Modeling of shot put process 1 Taking shot put as an example, this paper explains the application of mathematical analysis and calculation technology in studying the external conditions and sports techniques of human movement. It can be predicted that the application of mathematical analysis and calculation technology in competitive sports. ...

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2. About the angle of shot put.

Zhang Enguang's literature comes from: Journal of Nanjing University of Aeronautics and Astronautics 1993 No.04 CAJ Download PDF Download.

The corresponding optimal throwing angle is120 ~ 40. . On shot put angle @ Zhang Enguang $ the best value of physical education department of Nanjing University of Aeronautics and Astronautics: ; Initial velocity ...

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3. Study on the relationship between the mechanical energy output and movement technique of elite female shot putters.

Wang Xingming, Zhao Huanbin Literature Source: CAJ Download PDF Download, Sports Science, No.03, 2000

The back sliding shot put technique is complex, and the technical factors have great influence on the sports performance. There are many researches on the kinematics of female shot putters' throwing techniques by using the principle of photogrammetry, but only by analyzing the state changes of athletes in the throwing process, the essence of sports changes and the overall state changes of athletes can not be fully reflected. ...

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4. The digital model and its solution in the final exertion stage of shot put.

Pan literature comes from: Zhejiang Sports Science 1996 03 download PDF download.

Nanjing Jinling Staff University Shot Put, Mathematical Model, Biomechanics In this paper, the mathematical model of the final exertion stage of shot put is established, the relationship among the three factors that determine the flying distance of shot put is discussed, and the mechanical causes of velocity angle θ, force angle α and acceleration angle α′ are analyzed, which provides theoretical guidance for understanding and grasping the essence of modern shot put technology. 1 ...

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5. Mathematical model of shot put.

Cui, Huo, and the literature comes from: liaoning sport science and technology 1999 0 1 CAJ Download PDF download.

Obtaining the farthest throwing distance has become an important way to improve the shot put technique. Next, we build a mathematical model of this problem. Model establishment and solution Let the initial velocity of the shot put be V, the height of the shot put be H, the angle between the initial velocity V and the ground be A, and the flight trajectory of the ball be as shown in Figure 1 (omitted), then the ball will go from the shot put point A to the highest point B. ...

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6. Computer simulation of shot put.

White literature comes from: Journal of tonghua normal University 1994, No.02 Download PDF Download.

Computer Simulation of Shot Put @ Department of Physics, tonghua normal College, Lu Junsheng @ White $ TERM The theoretical analysis of shot put is discussed at home and abroad in the preface of "1", but there are few articles on computer simulation. This article has carried on the preliminary discussion to this. ...

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7. The inverse procedure teaching method of shot put.

Wang Guangsheng, Liu Shunxing, Literature Excerpted from Journal of Chenzhou Teachers College, No.02, CAJ, downloaded in 2002.

Make it gradually form the habit and ability to observe things comprehensively and think carefully. Shot Put Reverse Program Teaching Method @ Wang Guangsheng $ Guiyang Dongfeng Middle School! Hunan Chenzhou 423000 @ Liu Shunxing $ Guiyang No.4 Middle School ...

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8. Analysis of shot put process based on genetic algorithm.

Wang Kesheng, Zhu Xiaoying, Li Yongdong Literature Source: Mechanics and Practice May 2004 CAJ Download PDF Download

It provides some theoretical reference for the scientific formulation of shot put training plan. 1 mathematical model of the shot put process Because the shot put process is a complex dynamic process, in order to facilitate mathematical analysis and processing, we might as well make the following assumptions [l, ZJ: (l) regarding the shot put as a particle. ...

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9. Development and application of digital lens sensor

Yuan Hongyan, Tang Yi, Song Quanjun, Ge, literature source: sensor technology, downloaded in 09, 2004.

Thereby indirectly obtaining the throwing force of the shot put [1]. Therefore, Hefei Institute of Intelligent Machinery, Chinese Academy of Sciences and Physical Education College of Hebei Normal University have jointly developed a digital shot put for measuring the throwing force of shot put. Its mass is 7. ...

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10. application of semi-empirical least square method in mathematical model of shot put

Xinian Zuo literature comes from: CAJ Download PDF yulin university Journal Download in 2003.

Matlab uses semi-empirical least square method to solve the problem of how to determine the optimal initial throwing vector from the data of a few excellent athletes in the shot put model. The throwing model in [1] boils down to a system of linear equations with three variables. On this basis, four groups of known data are used to solve the problem, which is regarded as the most? ...