Force measurement from accelorometer in Soccer ball

In summary, the individual is seeking help with calculating the impact force of a soccer ball using a 3-axis accelerometer suspended on rubber bands. They believe the force is proportional to the frequency of the sensor's oscillations after a collision, but this is not the case. The frequency is determined by the mass of the accelerometer and elasticity of the rubber bands. The person asks for assistance in calculating the force and is advised to calibrate their device and consider the amplitudes of the oscillations, particularly the first one.
  • #1
Nathaniel01
2
0
I have a 3-axis accelerometer suspended on rubber bands inside a soccer ball and am wondering how to calculate the impact force of the ball with it. I have an intuition that the force will be proportional to the frequency of the oscillations of the sensor after a collision but I am having difficulty figuring out anything more specific.

Thanks for any help in advance.
 
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  • #2
Nathaniel01 said:
I have an intuition that the force will be proportional to the frequency of the oscillations of the sensor after a collision
No. The frequency is determined solely by the mass of the accelerometer and the elasticity of the rubber bands.
 
  • #3
Svein said:
No. The frequency is determined solely by the mass of the accelerometer and the elasticity of the rubber bands.
Ok, any idea how to calculate the force then? Thanks
 
  • #4
Nathaniel01 said:
Ok, any idea how to calculate the force then? Thanks
The amplitudes of the oscillations may give something useful, especially the first amplitude. You need to calibrate your device, though.
 

1. How does an accelerometer measure force in a soccer ball?

An accelerometer measures force by detecting changes in acceleration. When a force is applied to the ball, it causes the ball to accelerate in a certain direction. The accelerometer can then measure the magnitude and direction of this acceleration, providing information about the force being applied to the ball.

2. What units are used to measure force in an accelerometer?

The most common unit used to measure force in an accelerometer is the g-force (g), which is equivalent to the force of gravity on an object. However, some accelerometers may also measure force in Newtons (N) or kilograms (kg).

3. How accurate is force measurement from an accelerometer in a soccer ball?

The accuracy of force measurement from an accelerometer in a soccer ball depends on various factors, such as the sensitivity of the accelerometer, the quality of the data collected, and the environmental conditions. Generally, modern accelerometers have a high level of accuracy and can provide reliable force measurements.

4. Can force measurement from an accelerometer be affected by external factors?

Yes, force measurement from an accelerometer can be affected by external factors such as temperature, humidity, and vibration. It is important to calibrate the accelerometer and take into account these external factors when analyzing the data.

5. How can force measurement from an accelerometer be used in soccer?

Force measurement from an accelerometer in a soccer ball can be used to analyze the impact of different playing techniques, such as kicking or heading the ball, on the force applied to the ball. It can also be used to track the performance of players and improve training methods by providing data on the force and velocity of the ball during different game situations.

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