| Symbol | θM |
|---|---|
| Unit | °C |
| Attribute-ID | din3991 bulk temperature theta_M |
| Numeric ID | 238 |
| Value Type | PMTechValue |
The bulk temperature θM is the temperature of the tooth surface immediately before the mesh. The temperature is set according to the heat balance in the gear housing. The bulk temperature can be specified by the user or calculated internally according to DIN 3991.