# Belt drive

### Calculation of the belt length for belt drives

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Learn in this article how to calculate the length of belts for belt drives. https://youtu.be/jaTPaKUVCPk For the construction of belt drives it is necessary to determine both the wrap angle and the belt...

### Slippage of the belt in belt drives

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The relative motion on the pulleys, which is always present due to the elasticity of the belt, is called elastic slip! https://youtu.be/QROzu69Tpb4 Elastic slip When the belt rotates around the pulleys, it is exposed...

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### Power transmission of a belt drive

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In this article, learn more about the power transmission in belt drives and the necessary pretensioning force. https://www.youtube.com/watch?v=_My7Kk2MN_0 Circumferential force in the belt In belt drives, forces are transmitted from the input pulley to...

### Centrifugal forces in the belt of a belt drive

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At high speeds, the centrifugal forces acting on the belt reduce the contact pressure and thus the maximum transmittable circumferential force. https://youtu.be/nh7xdgnsjys Formation of centrifugal forces With a belt drive in a resting state,...

### Maximum belt stress in belt drives

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In this article, learn more about the maximum belt stress, which must not be exceeded, otherwise the belt will be damaged. https://youtu.be/hUxWhqKFX2k Introduction In general, the forces acting in the belt must not exceed...

### Optimum belt speed for belt drives

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At a certain optimum belt speed, a belt drive can transmit the maximum possible power. https://youtu.be/hUxWhqKFX2k Introduction In the article Mechanical power it was shown that an object that is moved by a force...

### Calculation of the bearing force for belt drives

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Learn more about calculating the bearing force of belt drives at a given preload in this article. https://youtu.be/jaTPaKUVCPk Calculation of bearing force The forces acting in the belt press the belt onto the pulley...

### Basics of power transmission in belt drives

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The basis of power transmission in the belt drive is the belt friction equation according to Euler and Eytelwein (rope friction equation). https://www.youtube.com/watch?v=_My7Kk2MN_0 Forces acting on a fixed pulley In the article How does...