SQXF reaction cycle analysis

Coils 001 and 101

N.Bourcey 07/11/2014

Reminder on the furnace operation

Slide F.Lackner (03/2012)

Too long to reach the dwell…

decision to use SQXF-101 to

optimize the cycle!

Remarks:- No ventilation in the retort- Argon flow 2500-3000l/h in the retort

Instrumentation layout SQXF-101

tc19

tc20

tc14

Position of the thermocouple in block 5, 16 and 28.

Furnace program proposal to fit expected reaction cycle on coil MQXFS-102

Step Type From temp [°C] To temp [°C] Rate [°C/h] Duration [h] Comments

1 Ramp 20 300 50

2 Dwell 300 300 0 4.5

3 Cool-down 300 215 As fast as possible

4 Dwell 215 215 0 48+15 To be adjusted online

5 Ramp 215 500 50

6 Dwell 500 500 0 1.5

7 Cool-down 500 400 As fast as possible

8 Dwell 400 400 48+3.5

9 Ramp 400 665 50

10 Dwell 665 665 0 50+12

11 Cool-down 665 20