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Decomposition Analysis of an Automotive Powertrain Design ...

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1<br />

2<br />

Impeller<br />

Stator<br />

Vortex flow direction<br />

3<br />

Turbine<br />

Rotary flow direction<br />

D i<br />

D t<br />

Dc<br />

2<br />

3<br />

1<br />

Figure 7. Cross section <strong>of</strong> torque converter torus showing oil flow path<br />

3<br />

500<br />

t<br />

Torque Ratio, R<br />

2<br />

1<br />

400<br />

300<br />

200<br />

Capacity Factor, K<br />

Torque Ratio<br />

100<br />

K<br />

0<br />

0.00<br />

0.25<br />

0.50<br />

0.75<br />

Speed Ratio, R s<br />

0<br />

1.00<br />

Figure 8. Typical perform<strong>an</strong>ce curves <strong>of</strong> a three stage torque converter.

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