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Message ID: 496     Entry time: Tuesday, August 11, 2020, 10:17
Author: Ferran Boix Pamies 
Target Material: Empty 
Target Oven W.O#: 41882-1 
Source: TARGET BOAT 
Status: In progress 
Subject: Contamination foils temperature test 

The target was prepared and put under vacuum on 2020-08-10

 

2020-08-11 10:16am The pressure is 1e-6Torr. Leak checked performed, water on no problem. Starting to set target heating curve. 1A/10s up to 300A 

2020-08-11 11:23am target at 300A-1200degC Temperatures on exposed foil show to be higher than expected. 300degC already, 70degC on covered by foil thermocouple. Putting 50 more amps at 1A/10s 

2020-08-11 12:11pm target at 350A-1340degC. 350degC on exposed thermocouple. Ramping to 400A 1A/10s.

2020-08-11 12:28pm target at 400A-1420degC. 400degC on exposed thermocouple. Ramping to 450A 1A/10s.

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