条杆轨迹模式和成功的动力清洁执行:从双变函数主要组件分析的见解
Tsuyoshi Nagatani1, Shayne Vial1, Kristina L Kendall1
1Strength and Power Research Group, School of Medical and Health Sciences, Edith Cowan University, Western Australia.
Journal of strength and conditioning research
|June 10, 2025
概括
成功的动力清洗包括在动力位置上更高的杆子轨迹和第二次拉动期间更大的峰值垂直速度. 教练应该专注于最大限度地提高垂直杆位移的技术,以提高起重性能.
科学领域:
- 生物力学 生物力学
- 运动科学 运动科学 运动科学
- 强度和适应条件 强度和适应条件
背景情况:
- 教练经常图形地分析杆路径,以了解举重技术.
- 之前的研究还没有彻底地将特定的杆子轨迹模式与成功的动力清洁性能联系起来.
研究的目的:
- 识别与成功的最大功率清洁尝试相关的条杆轨迹模式.
- 为了区分成功和不成功的电力清洁电梯,使用双变的功能主要组件分析.
主要方法:
- 25名力量力量运动员进行了一次重复最大 (1RM) 功率清洁测试.
- 从最重的成功和不成功的升降机中分析了杆杆轨迹数据.
- 对轨迹数据进行了两变的功能主要组件分析.
主要成果:
- 成功的动力清洗显示了在动力位置的更高的垂直杆位移.
- 在第二次拉动过程中,更大的峰值垂直速度标志着成功的尝试.
- 总的来说,成功的升降机与不成功的升降机相比,实现了更高的最大垂直杆位移.
结论:
- 在第二次拉动开始时,促进高杆位置的技术至关重要.
- 最大限度地提高垂直杆位移,提高了动力清洁性能,并允许承受更重的负载.
相关概念视频
Absolute Motion Analysis- General Plane Motion
218
Visualize a drone, with its propellers spinning rapidly, hovering mid-air. The fascinating movements and operations of this drone can be comprehended by applying the principle of general plane motion.
As the drone's propellers rotate, an upward force is generated that counteracts the force of gravity, enabling the drone to lift off from the ground. This initial movement of the drone is along a straight path, representing a form of translational motion. In this phase, every point on the...
As the drone's propellers rotate, an upward force is generated that counteracts the force of gravity, enabling the drone to lift off from the ground. This initial movement of the drone is along a straight path, representing a form of translational motion. In this phase, every point on the...
218
Eccentric Loading
326
Eccentric loading is a crucial concept in the study of structural engineering and mechanics, particularly when analyzing the stability and stress distribution in columns. Unlike centric loading, where the force is applied along the centroidal axis, causing uniform compression, eccentric loading occurs when a force is applied off-center. This off-center application introduces not only direct compressive stress but also bending stress, significantly influencing the column's behavior under...
326
Coplanar Forces
3.9K
Consider an object upon which multiple forces are acting. If the lines of action of each force lie within the same plane, the system can be considered coplanar. The Cartesian vector form can be used to resolve each force into its respective components. For a coplanar system, the system will be in equilibrium if each component of the resultant force equals zero and the resultant force on the system is zero. If the sum of the forces is not equal to zero, then the object will not be in equilibrium...
3.9K
Principal Moments of Area
1.0K
In mechanics, the product of inertia and moments of inertia of area help to calculate the stability and performance of various structures and components. The coordinate transformation relations are used to calculate the moments and products of inertia for an area about the inclined axes. Further, the moments and products of inertia with respect to the principal axes can be determined using the moments and products of inertia about the inclined axes.
The principal moment of inertia axes are the...
The principal moment of inertia axes are the...
1.0K
Curvilinear Motion: Rectangular Components
428
Curvilinear motion characterizes the movement of a particle or object along a curved path, notably evident when envisioning a car navigating a winding road. If the car starts at point A, its position vector is established within a fixed frame of reference, where the ratio of the position vector to its magnitude signifies the unit vector pointing in the position vector's direction.
As the car advances, its position evolves over time. Quantifying the car's velocity involves computing the...
As the car advances, its position evolves over time. Quantifying the car's velocity involves computing the...
428
Functional Classification of Joints
3.9K
Functional Classification of Joints
The functional classification of joints is determined by the amount of mobility between the adjacent bones. Joints are functionally classified as a synarthrosis or immobile joint, an amphiarthrosis or slightly moveable joint, or as a diarthrosis, a freely moveable joint. Fibrous and cartilaginous joints can be functionally classified as either synarthroses or amphiarthroses, whereas all synovial joints are classified as diarthroses.
Synarthrosis
An...
The functional classification of joints is determined by the amount of mobility between the adjacent bones. Joints are functionally classified as a synarthrosis or immobile joint, an amphiarthrosis or slightly moveable joint, or as a diarthrosis, a freely moveable joint. Fibrous and cartilaginous joints can be functionally classified as either synarthroses or amphiarthroses, whereas all synovial joints are classified as diarthroses.
Synarthrosis
An...
3.9K


