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Created by Main.MirkoPojer on 2007-05-03 - 23:46

Anti-Condensation Systems tested on DFBMA and DFBMC

JPEG DSC03835b.jpg:
DSC03835b.jpg
DFBMA: Additional heater on the 120A-8leads-assembly and plastic envelope with forced air on the 120A-4leads-assembly
JPEG DSC03830b.jpg:
DSC03830b.jpg
DFBMC: Detail of the air blowers in front of the 6 kA chimneys/leads
JPEG DSC03828.JPG:
DSC03828.JPG
DFBMC: Additional heaters on the 120A chimneys and air blowers in front of the 6kA chimneys/leads
JPEG DSC03840b.jpg:
DSC03840b.jpg
DFBMA: Plastic envelopes with forced air on the 6 kA

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Created by Main.MirkoPojer on 2007-05-03 - 22:55

Temperatures, relative humidity and condensation status in Sector 7-8, Thu 3.

Position T [C] T_meteo [C] RH_meteo [%] CondensationSorted ascending Comments
DFBMC   20.7 38.8    
DFBAN   18 45.9    
Q8_L8 (60A) 9.5     No  
Q9_L8 (60A) 13     No  
Q11_L8 (60A) 9.5     No  
Q13_L8 (60A) 10     No  
Q14_L8 (60A) 9     No  
Q20_L8 (60A) 9     No  
Q25_L8 (60A) 10     No  
Q30_L8 (60A) 10     No  
Q25_R7 (60A) 10.5     No  
Q20_R7 (60A) 10     No  
Q6_L8 (120A) 9     Yes  
Q10_L8 (60A) 10     Yes  
Q12_L8 (60A) 9 18.5 41.4 Yes  
Q15_L8 (60A) 9     Yes  
Q30_R7 (60A) 9.5     Yes  
Q15_R7 (60A) 9     Yes  
Q14_R7 (60A) 9     Yes  
Q13_R7 (60A) 9.5     Yes  
Q12_R7 (60A) 9.5 17.3 49 Yes  
Q11_R7 (60A) 9     Yes  
Q10_R7 (60A) 9     Yes  
Q9_R7 (60A) 9.5     Yes  
Q8_R7 (60A) 9     Yes  
Q7_R7 (60A) 7     Yes  

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Created by Main.MariaPazCasasLino on 2007-05-03 - 18:03

RAT meeting 3/5/2007

Programme for Friday 04.05.2007

DFBMC RCBCH5.L8B1
RCBCV5.L8B2
Connection of the DC cables to the power converters for these circuits (before 9:00) AB/PO
Verification of the connections at the DFBMC side AT/MEL
DFBAO RQ6.L8B1
RQ6.L8B2
Switch on the flashing lights around the chimneys of RQ6.L8 circuit in the DFBAO HCC
Unlock and switch on the RPHGB.UA83.RQ6.L8B1 and RPHGB.UA83.RQ6.L8B2 converters. AB/PO
Sequencer tests on powering procedures for 6kA magnets with 2 PCs ("Q4Q5" procedure) AB/CO

WHEN CONDITIONS FOR POWERING ARE MET (CRYO, MPP, MEL)

DFBMC RCBCH5.L8B1
RCBCV5.L8B2
Balisage with flashing lights HCC
PC Configuration (test of PC and magnet at minimum current) AB/PO
RQ5.L8 Unlock of the quench heater power supplies (DQHDS) of Q5 and charge. AT/MEL
PC Configuration AB/PO
RCBCH5.L8B1
RCBCV5.L8B2
RQ5.L8
PIC2 HCC
AB/CO
AB/PO
AT/MEL
AT/ACR
P2N HCC
AB/CO
AB/PO
AT/MEL
AT/ACR

Done on Thursday 03.05.2007

DFBMC RCBCH5.L8B1
RCBCV5.L8B2
Connection of the DC cables to the DFBMC leads of the two 120A circuits which passed the ElQA tests AT/MEL
DFBAO RQ6.L8B1
RQ6.L8B2
Balisage around the chimneys HCC
Unlock and switch on the RPHGB.UA83.RQ6.L8B1 and RPHGB.UA83.RQ6.L8B2 converters. Check of the short-circuit and the insulation. AB/PO
Sequencer tests on powering procedures for 6kA magnets with two power converters ("Q4Q5" procedure) AB/CO
Lock and switch off the RPHGB.UA83.RQ6.L8B1 and RPHGB.UA83.RQ6.L8B2 converters AB/PO


Unlock and switch on the RPLB.UA83.RCBCVS5.L8B1 converter for sequencer Tests 80-120 A AB/PO

Sequencer tests 80-120A AB/CO AB/CO

DFBAO Installation of dry-air bags on the DFBMA chimneys AT/ACR
DFBMC Installation of two heaters in two 120 A chimneys and of the air blowers for the 6kA leads AT/ACR

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Created by Main.MariaPazCasasLino on 2007-05-03 - 13:41

Short Circuit Test in UA27-02May

PDF RAT_20070502.pdf:
https://twiki.cern.ch/twiki/pub/HCC/BlogEntryPoint2x2007x05x03x13x36/RAT_20070502.pdf

PDF sct_UA27_v002.pdf:
https://twiki.cern.ch/twiki/pub/HCC/BlogEntryPoint2x2007x05x03x13x36/sct_UA27_v002.pdf

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Created by Main.MikeKoratzinos on 2007-05-03 - 12:59

RAT meeting 3/5/2007

PDF RAT_20070503.pdf:
https://twiki.cern.ch/twiki/pub/HCC/BlogEntryPoint8x2007x05x03x12x58/RAT_20070503.pdf

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Created by Main.MariaPazCasasLino on 2007-05-03 - 12:52

Planning of the day 03.05.2007

PDF Planning_of_the_day_03.05.2007.pdf:
https://twiki.cern.ch/twiki/pub/HCC/BlogEntryPoint8x2007x05x03x12x49/Planning_of_the_day_03.05.2007.pdf

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Created by Main.MirkoPojer on 2007-05-03 - 02:01

Temperatures, relative humidity and condensation status in Sector 7-8, Wed 2.

Position T [C] T_meteo [C] RH_meteo [%] Condensation Comments
DFBMA          
120A-4 14     No Setpoint 40K - additional heaters
120A-8 13     No Setpoint 50K - additional heaters
6kA 8 (on top of G11)   Yes No condensation on chimneys - Setpoint 50K
DFBMC   20.5 44.2    
6kA 8 (on G11)   No Setpoint 70K
120A-8 11     No Setpoint 50K - additional heaters not working
120A-4 11     No Setpoint 40K - additional heaters not working
DFBAO_LCM          
Q6_L8 (120A) 8     Yes  
DFBAO_HCM          
Q9_L8 (60A) 12     No  
Q10_L8 (60A) 11     No  
Q11_L8 (60A) 10     No  
Q12_L8 (60A) 9 18.3 49.5 Yes  
Q13_L8 (60A) 11     No  
Q14_L8 (60A) 9     Yes  
Q15_L8 (60A) 10     Yes  
Q20_L8 (60A) 9     Yes  
Q25_L8 (60A) 11     Yes  
Q30_L8 (60A) 11     Yes  
Q30_R7 (60A) 10     -  
Q25_R7 (60A) 11     -  
Q20_R7 (60A) 10     No  
Q15_R7 (60A) 9     Yes  
Q14_R7 (60A) 9     Yes  
Q13_R7 (60A) 15?     No  
Q12_R7 (60A) 10 17.3 53.4 Yes  
Q11_R7 (60A) 9     Yes  
Q10_R7 (60A) 9     Yes  
Q9_R7 (60A) 10     No  
Q8_R7 (60A) 9     Yes  
Q7_R7 (60A) 9     Yes  
DFBAN   18 49.9 Yes  
600A 10     Yes Setpoint 150K
13kA 10     Yes Setpoint 110K
DFBMH       No  
600A 11     No Setpoint 120K

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Topic revision: r1 - 2007-05-02 - JacekSzkutnik
 
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