Speed of Guide Pulley Calculator

Calculate Speed of Guide Pulley







Formula

The formula to calculate Speed of Guide Pulley (NP) is:

\[ N_P = N_D \cdot \frac{d}{d_1} \]

Where:

Definition

Speed of Guide Pulley, having different faces of different diameters giving various speeds according to the face the belt passes over.

Speed of Drum Pulley is having different faces of different diameters giving various speeds according to the face the belt passes over.

The diameter of Drum Pulley is a chord that runs through the center point of the circle.

The diameter of Guide Pulley is a chord that runs through the center point of the circle.

How to calculate Speed of Guide Pulley

Let's assume the following values:

Using the formula:

\[ N_P = N_D \cdot \frac{d}{d_1} \]

Evaluating:

\[ N_P = 0.733333333333333 \cdot \frac{23}{20} \]

The Speed of Guide Pulley is 0.843333333333333 Hz.

Speed Conversion Chart

Speed of Drum Pulley (ND) Diameter of Drum Pulley (d) Diameter of Guide Pulley (d1) Speed of Guide Pulley (NP)
0.7 20 18 0.777777777777778
0.7 20 19 0.736842105263158
0.7 20 20 0.700000000000000
0.7 20 21 0.666666666666667
0.7 20 22 0.636363636363636
0.7 21 18 0.816666666666667
0.7 21 19 0.773684210526316
0.7 21 20 0.735000000000000
0.7 21 21 0.700000000000000
0.7 21 22 0.668181818181818
0.7 22 18 0.855555555555556
0.7 22 19 0.810526315789474
0.7 22 20 0.770000000000000
0.7 22 21 0.733333333333333
0.7 22 22 0.700000000000000
0.7 23 18 0.894444444444444
0.7 23 19 0.847368421052632
0.7 23 20 0.805000000000000
0.7 23 21 0.766666666666667
0.7 23 22 0.731818181818182
0.7 24 18 0.933333333333333
0.7 24 19 0.884210526315789
0.7 24 20 0.840000000000000
0.7 24 21 0.800000000000000
0.7 24 22 0.763636363636364
0.7 25 18 0.972222222222222
0.7 25 19 0.921052631578947
0.7 25 20 0.875000000000000
0.7 25 21 0.833333333333333
0.7 25 22 0.795454545454546
0.71 20 18 0.788888888888889
0.71 20 19 0.747368421052632
0.71 20 20 0.710000000000000
0.71 20 21 0.676190476190476
0.71 20 22 0.645454545454545
0.71 21 18 0.828333333333333
0.71 21 19 0.784736842105263
0.71 21 20 0.745500000000000
0.71 21 21 0.710000000000000
0.71 21 22 0.677727272727273
0.71 22 18 0.867777777777778
0.71 22 19 0.822105263157895
0.71 22 20 0.781000000000000
0.71 22 21 0.743809523809524
0.71 22 22 0.710000000000000
0.71 23 18 0.907222222222222
0.71 23 19 0.859473684210526
0.71 23 20 0.816500000000000
0.71 23 21 0.777619047619048
0.71 23 22 0.742272727272727
0.71 24 18 0.946666666666667
0.71 24 19 0.896842105263158
0.71 24 20 0.852000000000000
0.71 24 21 0.811428571428571
0.71 24 22 0.774545454545454
0.71 25 18 0.986111111111111
0.71 25 19 0.934210526315790
0.71 25 20 0.887500000000000
0.71 25 21 0.845238095238095
0.71 25 22 0.806818181818182
0.72 20 18 0.800000000000000
0.72 20 19 0.757894736842105
0.72 20 20 0.720000000000000
0.72 20 21 0.685714285714286
0.72 20 22 0.654545454545455
0.72 21 18 0.840000000000000
0.72 21 19 0.795789473684211
0.72 21 20 0.756000000000000
0.72 21 21 0.720000000000000
0.72 21 22 0.687272727272727
0.72 22 18 0.880000000000000
0.72 22 19 0.833684210526316
0.72 22 20 0.792000000000000
0.72 22 21 0.754285714285714
0.72 22 22 0.720000000000000
0.72 23 18 0.920000000000000
0.72 23 19 0.871578947368421
0.72 23 20 0.828000000000000
0.72 23 21 0.788571428571429
0.72 23 22 0.752727272727273
0.72 24 18 0.960000000000000
0.72 24 19 0.909473684210526
0.72 24 20 0.864000000000000
0.72 24 21 0.822857142857143
0.72 24 22 0.785454545454545
0.72 25 18 1.000000000000000
0.72 25 19 0.947368421052632
0.72 25 20 0.900000000000000
0.72 25 21 0.857142857142857
0.72 25 22 0.818181818181818
0.73 20 18 0.811111111111111
0.73 20 19 0.768421052631579
0.73 20 20 0.730000000000000
0.73 20 21 0.695238095238095
0.73 20 22 0.663636363636364
0.73 21 18 0.851666666666667
0.73 21 19 0.806842105263158
0.73 21 20 0.766500000000000
0.73 21 21 0.730000000000000
0.73 21 22 0.696818181818182
0.73 22 18 0.892222222222222
0.73 22 19 0.845263157894737
0.73 22 20 0.803000000000000
0.73 22 21 0.764761904761905
0.73 22 22 0.730000000000000
0.73 23 18 0.932777777777778
0.73 23 19 0.883684210526316
0.73 23 20 0.839500000000000
0.73 23 21 0.799523809523810
0.73 23 22 0.763181818181818
0.73 24 18 0.973333333333333
0.73 24 19 0.922105263157895
0.73 24 20 0.876000000000000
0.73 24 21 0.834285714285714
0.73 24 22 0.796363636363636
0.73 25 18 1.013888888888889
0.73 25 19 0.960526315789474
0.73 25 20 0.912500000000000
0.73 25 21 0.869047619047619
0.73 25 22 0.829545454545455
0.74 20 18 0.822222222222222
0.74 20 19 0.778947368421053
0.74 20 20 0.740000000000000
0.74 20 21 0.704761904761905
0.74 20 22 0.672727272727273
0.74 21 18 0.863333333333333
0.74 21 19 0.817894736842105
0.74 21 20 0.777000000000000
0.74 21 21 0.740000000000000
0.74 21 22 0.706363636363636
0.74 22 18 0.904444444444445
0.74 22 19 0.856842105263158
0.74 22 20 0.814000000000000
0.74 22 21 0.775238095238095
0.74 22 22 0.740000000000000
0.74 23 18 0.945555555555556
0.74 23 19 0.895789473684211
0.74 23 20 0.851000000000000
0.74 23 21 0.810476190476191
0.74 23 22 0.773636363636364
0.74 24 18 0.986666666666667
0.74 24 19 0.934736842105263
0.74 24 20 0.888000000000000
0.74 24 21 0.845714285714286
0.74 24 22 0.807272727272727
0.74 25 18 1.027777777777778
0.74 25 19 0.973684210526316
0.74 25 20 0.925000000000000
0.74 25 21 0.880952380952381
0.74 25 22 0.840909090909091
0.75 20 18 0.833333333333333
0.75 20 19 0.789473684210526
0.75 20 20 0.750000000000000
0.75 20 21 0.714285714285714
0.75 20 22 0.681818181818182
0.75 21 18 0.875000000000000
0.75 21 19 0.828947368421053
0.75 21 20 0.787500000000000
0.75 21 21 0.750000000000000
0.75 21 22 0.715909090909091
0.75 22 18 0.916666666666667
0.75 22 19 0.868421052631579
0.75 22 20 0.825000000000000
0.75 22 21 0.785714285714286
0.75 22 22 0.750000000000000
0.75 23 18 0.958333333333333
0.75 23 19 0.907894736842105
0.75 23 20 0.862500000000000
0.75 23 21 0.821428571428572
0.75 23 22 0.784090909090909
0.75 24 18 1.000000000000000
0.75 24 19 0.947368421052632
0.75 24 20 0.900000000000000
0.75 24 21 0.857142857142857
0.75 24 22 0.818181818181818
0.75 25 18 1.041666666666667
0.75 25 19 0.986842105263158
0.75 25 20 0.937500000000000
0.75 25 21 0.892857142857143
0.75 25 22 0.852272727272727
0.76 20 18 0.844444444444445
0.76 20 19 0.800000000000000
0.76 20 20 0.760000000000000
0.76 20 21 0.723809523809524
0.76 20 22 0.690909090909091
0.76 21 18 0.886666666666667
0.76 21 19 0.840000000000000
0.76 21 20 0.798000000000000
0.76 21 21 0.760000000000000
0.76 21 22 0.725454545454546
0.76 22 18 0.928888888888889
0.76 22 19 0.880000000000000
0.76 22 20 0.836000000000000
0.76 22 21 0.796190476190476
0.76 22 22 0.760000000000000
0.76 23 18 0.971111111111111
0.76 23 19 0.920000000000000
0.76 23 20 0.874000000000000
0.76 23 21 0.832380952380953
0.76 23 22 0.794545454545455
0.76 24 18 1.013333333333333
0.76 24 19 0.960000000000000
0.76 24 20 0.912000000000000
0.76 24 21 0.868571428571429
0.76 24 22 0.829090909090909
0.76 25 18 1.055555555555556
0.76 25 19 1.000000000000000
0.76 25 20 0.950000000000000
0.76 25 21 0.904761904761905
0.76 25 22 0.863636363636364
0.77 20 18 0.855555555555556
0.77 20 19 0.810526315789474
0.77 20 20 0.770000000000000
0.77 20 21 0.733333333333333
0.77 20 22 0.700000000000000
0.77 21 18 0.898333333333333
0.77 21 19 0.851052631578948
0.77 21 20 0.808500000000000
0.77 21 21 0.770000000000000
0.77 21 22 0.735000000000000
0.77 22 18 0.941111111111111
0.77 22 19 0.891578947368421
0.77 22 20 0.847000000000000
0.77 22 21 0.806666666666667
0.77 22 22 0.770000000000000
0.77 23 18 0.983888888888889
0.77 23 19 0.932105263157895
0.77 23 20 0.885500000000000
0.77 23 21 0.843333333333333
0.77 23 22 0.805000000000000
0.77 24 18 1.026666666666667
0.77 24 19 0.972631578947368
0.77 24 20 0.924000000000000
0.77 24 21 0.880000000000000
0.77 24 22 0.840000000000000
0.77 25 18 1.069444444444444
0.77 25 19 1.013157894736842
0.77 25 20 0.962500000000000
0.77 25 21 0.916666666666667
0.77 25 22 0.875000000000000
0.78 20 18 0.866666666666667
0.78 20 19 0.821052631578947
0.78 20 20 0.780000000000000
0.78 20 21 0.742857142857143
0.78 20 22 0.709090909090909
0.78 21 18 0.910000000000000
0.78 21 19 0.862105263157895
0.78 21 20 0.819000000000000
0.78 21 21 0.780000000000000
0.78 21 22 0.744545454545455
0.78 22 18 0.953333333333334
0.78 22 19 0.903157894736842
0.78 22 20 0.858000000000000
0.78 22 21 0.817142857142857
0.78 22 22 0.780000000000000
0.78 23 18 0.996666666666667
0.78 23 19 0.944210526315790
0.78 23 20 0.897000000000000
0.78 23 21 0.854285714285714
0.78 23 22 0.815454545454545
0.78 24 18 1.040000000000000
0.78 24 19 0.985263157894737
0.78 24 20 0.936000000000000
0.78 24 21 0.891428571428572
0.78 24 22 0.850909090909091
0.78 25 18 1.083333333333333
0.78 25 19 1.026315789473684
0.78 25 20 0.975000000000000
0.78 25 21 0.928571428571429
0.78 25 22 0.886363636363637
0.79 20 18 0.877777777777778
0.79 20 19 0.831578947368421
0.79 20 20 0.790000000000000
0.79 20 21 0.752380952380952
0.79 20 22 0.718181818181818
0.79 21 18 0.921666666666667
0.79 21 19 0.873157894736842
0.79 21 20 0.829500000000000
0.79 21 21 0.790000000000000
0.79 21 22 0.754090909090909
0.79 22 18 0.965555555555556
0.79 22 19 0.914736842105263
0.79 22 20 0.869000000000000
0.79 22 21 0.827619047619048
0.79 22 22 0.790000000000000
0.79 23 18 1.009444444444444
0.79 23 19 0.956315789473684
0.79 23 20 0.908500000000000
0.79 23 21 0.865238095238095
0.79 23 22 0.825909090909091
0.79 24 18 1.053333333333333
0.79 24 19 0.997894736842105
0.79 24 20 0.948000000000000
0.79 24 21 0.902857142857143
0.79 24 22 0.861818181818182
0.79 25 18 1.097222222222222
0.79 25 19 1.039473684210526
0.79 25 20 0.987500000000000
0.79 25 21 0.940476190476191
0.79 25 22 0.897727272727273
0.8 20 18 0.888888888888889
0.8 20 19 0.842105263157895
0.8 20 20 0.800000000000000
0.8 20 21 0.761904761904762
0.8 20 22 0.727272727272727
0.8 21 18 0.933333333333334
0.8 21 19 0.884210526315790
0.8 21 20 0.840000000000000
0.8 21 21 0.800000000000000
0.8 21 22 0.763636363636364
0.8 22 18 0.977777777777778
0.8 22 19 0.926315789473684
0.8 22 20 0.880000000000000
0.8 22 21 0.838095238095238
0.8 22 22 0.800000000000000
0.8 23 18 1.022222222222222
0.8 23 19 0.968421052631579
0.8 23 20 0.920000000000000
0.8 23 21 0.876190476190476
0.8 23 22 0.836363636363636
0.8 24 18 1.066666666666667
0.8 24 19 1.010526315789474
0.8 24 20 0.960000000000000
0.8 24 21 0.914285714285714
0.8 24 22 0.872727272727273
0.8 25 18 1.111111111111111
0.8 25 19 1.052631578947369
0.8 25 20 1.000000000000000
0.8 25 21 0.952380952380953
0.8 25 22 0.909090909090909