Study on the causes and countermeasures of stuck wheel phenomenon in high-level men's volleyball competition

Abstract

^{In competitive event group competitions, there are often significant changes in the competitive performance of both sides, resulting in significant fluctuations in their scores. This situation is referred to as the "periodic fluctuation phenomenon of competitive performance" in sports training, and in the field of volleyball, it is called the "card wheel phenomenon". This article uses expert interviews and the Delphi method to select ten well-known domestic volleyball experts to define the phenomenon of "lagging in volleyball matches"; Using video observation and technical statistical methods, this study focuses on the phenomenon of lagging in the men's group of the 2022 Chinese University Volleyball League, and obtains statistical data; Using mathematical statistics and SPSS 24.0 statistical software to conduct statistical analysis on competition data; Using the survey questionnaire method, a survey questionnaire was designed for the research subjects on the causes and treatment measures of the phenomenon of jamming during competitions. The survey questionnaire includes two sections: coach questionnaire and athlete questionnaire. Summarize and summarize the causes of the phenomenon of card wheel, the measures for handling the universality of each team, and the relationship between the occurrence of card wheel phenomenon and the victory or defeat of the game. This study has reference value for improving the ability of coaches and athletes to handle card wheel phenomenon. By solving the card wheel phenomenon, maintaining the smoothness of the game and improving the viewing effect of the game.}