Wind Mill Damage: Calculating New CG

In summary, The center of gravity of an object is the weighted average of the positions of the centers of gravity of its component pieces. In this scenario, given that a wind mill has a hub weighing 45000 lbs and 3 blades weighing 14000 lbs each, and 2 of the blades have broken off, the new center of gravity will be determined by the weighted average of the positions of the center of gravity of the remaining pieces. The weight of each piece will be taken into consideration in this calculation.
  • #1
zeus1216gw
1
0
I have a weird question that I can't figure out where to start. It's been a while since physics:

A wind mill has a hub and 3 blades the hub weights 45000 lbs and each blade weighs 14000 lbs. the CG is at the hub when the assembly is intact.

We had a storm and 2 of the 3 blades broke so where is the new CG? i can't remember how to figure this out.
 
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  • #2
The position of the center of gravity is the weighted average of the positions of the centers of gravity of the remaining pieces.

The weight being the mass of each piece, of course.

So your first challenge is to figure out the location of the center of gravity of the remaining arm.
 

1. What is the purpose of calculating the new center of gravity (CG) for wind mill damage?

The purpose of calculating the new CG for wind mill damage is to determine the impact of any damage on the structural integrity and stability of the wind mill. This calculation is essential for ensuring safe and efficient operation of the wind mill.

2. How is the new CG for wind mill damage calculated?

The new CG for wind mill damage is calculated by first determining the weight and location of all damaged components. Then, using the principles of weight and balance, the new CG can be calculated by finding the center point of all the weight distribution.

3. What factors can affect the new CG calculation for wind mill damage?

Some factors that can affect the new CG calculation for wind mill damage include the location and severity of the damage, the weight of the damaged components, and the design and construction of the wind mill. Additionally, environmental factors such as wind speed and direction may also play a role in the calculation.

4. Why is it important to calculate the new CG for wind mill damage accurately?

Accurately calculating the new CG for wind mill damage is crucial for maintaining the stability and safety of the wind mill. If the new CG is not calculated correctly, it can lead to imbalances and potential failure of the wind mill, which can be dangerous for both the structure and surrounding area.

5. Can computer software be used to calculate the new CG for wind mill damage?

Yes, computer software can be used to calculate the new CG for wind mill damage. This can be a more efficient and accurate method compared to manual calculations. However, it is important to validate the results and make any necessary adjustments to ensure accuracy.

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