Research Article
Using CFD as Preventative Maintenance Tool for the Cold Neutron Source Thermosiphon System
Table 1
Experimental parameters for the PNPI tests.
| | Variable | Description | Measurement uncertainties |
| | DT1, (K) | D2 temperature before HX | | | DT2, (K) | D2 temperature after HX | | | DT3, (K) | D2 temperature after moderator | | | HeT1, (K) | He temperature to moderator | | | HeT2, (K) | He temperature to HX | | | HeT3, (K) | He temperature after hot leg | | | HeF1, (g/s) | He mass flow rate to moderator | | | HeF2, (g/s) | He mass flow rate to HX | | | HeF3, (g/s) | He mass flow rate after hot leg | | | , (K) | average temperature, i.e., of moderator cell | | | HeQ, (W) | Heat load on He | | | DQ, (W) | Heat load on D2 | | | HeQTot | Total He heat removal | |
|
|
Note: HX: heat exchanger; D2: deuterium, He: helium.
|
