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doc#118 | <p> The higher heat transfer rates at the | anode | compared with those at the cathode can |
doc#118 | requirements are particularly severe at the | anode | . In free burning electric arcs, for instance |
doc#118 | Assuming thermal equilibrium between the | anode | surface and the transpiring argon, the |
doc#118 | is shown in figure 3. In this design the | anode | holder is water cooled and the heat losses |
doc#118 | evidence that the cooling requirements for the | anode | of free burning arcs are large compared |
doc#118 | and the heat losses by conduction from the | anode | were determined by measuring the temperature |
doc#118 | disk. The transpiring gas ejected from the | anode | formed a jet directed axially towards the |
doc#118 | from Ref. 7. The radiation loss from the | anode | surface was computed according to <formul> |
doc#118 | the coolant but not originating from the | anode | plug. </p><p> The argon flow from commercial |
doc#118 | reflection of radiation originating from the | anode | holder and reflected back to it by the |
doc#118 | COOLED ANODE WITH CARBON ANODE HOLDER The | anode | holder shown in figure 2 was designed with |
doc#118 | anode material, and the conditions in the | anode | sheath. 2. Heat transfer by molecular conduction |
doc#118 | ensure uniformity of the flow leaving the | anode | . The anode plug (Figure 2) was inserted |
doc#118 | energy. A detailed energy balance of the | anode | was established. The anode ablation could |
doc#118 | in figure 2 was mounted by means of the | anode | holder which was attached to a steel plug |
doc#118 | served for simultaneous measurement of the | anode | surface temperature and the temperature |
doc#118 | transferred to the cooling medium of the | anode | . </p><p> The higher heat transfer rates at |
doc#118 | stand and of two different models of the | anode | holder. The cathode consisted of a <frac14> |
doc#118 | must, therefore, aim at a reduction of the | anode | loss. The following possibilities exist |
doc#118 | below) since only a small region of the | anode | was struck by the arc. This region which |