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A study of mechanical mechanism in tennis serve effect
Author(s): 
Pages: 226-230
Year: Issue:  2
Journal: Journal of Zhejiang Normal University(Natural Sciences)

Keyword:  网球发球效果技术指标技术原理训练方法;
Abstract: 落点、旋转和速度是网球发球效果的重要标志.为探索影响发球效果的力学因素,通过文献资料法、逻辑分析法、归纳总结法等对相关文献进行了理论分析.结果表明:球离拍时瞬间角度、击球瞬间高度、击球时球的初速度、球飞行轨迹、飞行时间等指标是影响发球效果的重要技术指标.从发球的客观规律出发,认为“接触点、击球点、目标点”等原理为发球的基本原理.从技术原理出发,明确各技术环节易犯的错误,提出以“篮圈抛球、挂吊式击球、弹力绳牵拉、排球扣球和垒球传球”等专项练习来改善发球技术,从而提高发球效果.
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