Upload
zan
View
20
Download
0
Embed Size (px)
DESCRIPTION
14 Jun 2011 Agenda: √s = 200 GeV AuAu progress ZDC Calibration for AnDY – the plan Request from AnDY √s = 27 GeV Run Readiness √s = 19 GeV very preliminary results from STAR. Run 11 RHIC Machine/Experiments Meeting. - PowerPoint PPT Presentation
Citation preview
RUN 11 RHIC MACHINE/EXPERIMENTS MEETING
14 Jun 2011
Agenda:
• √s = 200 GeV AuAu progress• ZDC Calibration for AnDY – the plan• Request from AnDY• √s = 27 GeV Run Readiness• √s = 19 GeV very preliminary results from STAR
Run 11 Plan based on PAC recommendation/ALD Guidance and available funds 6/14/10 update
• 3 Jan, Begin cool-down to 4.5K • 8 Jan, Cool-down to 4.5K complete in both rings, preliminary setup begins• 24 Jan, 1 week Ramp-up with 8 hr/night beam to experiments• 11 Feb (machine and ~experiments), begin ~10 week physics run (√s = 500 GeV pp)• 7 Mar, cryo troubles, extended maintenance, 0900 hrs till 2000 hrs 14 Mar – lost 7.5 days• 17 Mar, power distribution problem, extended maintenance, 1930 hrs till 0315 hrs 20 Mar –
lost 2.3 days• 18 Apr, end 9.4 week physics run at √s = 500 GeV• 18 Apr jet target polarization measurement at injection (<5%) • 19 Apr, short maintenance followed by setup for √s = 18 GeV AuAu• 23 Apr, begin ~1 week physics run (√s = 19.6 AuAu)• 2 May 08:00, end 1.3 week physics run at √s = 19.6 GeV• 2 May, begin setup for √s = 200 AuAu• 5 May, begin 2 day Ramp-up with 8 hr/night beam to experiments• 6 May 11:37, begin ~8 week physics run at (√s = 200 GeV/n AuAu)
• 14 Jun- TODAY• 20 June 08:00, end 6.4 wk AuAu physics run at √s = 200 GeV/n, begin 8 hr APEX• 20 -21 June, setup for √s = 27 GeV/n• 22 June, begin 1 week √s = 27 GeV/n physics run• 29 June, end 1 week √s = 27 GeV/n physics run, begin warm-up• 30 June, cryo warm-up ~ complete, end 25.4 weeks cryo operation
0
500
1000
1500
2000
2500
3000
3500
4000
4500
5000
5-M
ay
12
-Ma
y
19
-Ma
y
26
-Ma
y
2-J
un
9-J
un
16
-Ju
n
Inte
gra
ted
Lu
min
os
ity
[m
b^
-1]
Run11 RHIC AuAu Integrated Luminosity for Physics(√s = 200 GeV/n)
STAR PHENIX Lmax Lmin PHENIX Run10
thru store 16061Tuesday 14 Jun
STAR Goal
PHENIX Goal
0
200
400
600
800
1000
1200
1400
0
200
400
600
800
1000
1200
1400
15750 15800 15850 15900 15950 16000 16050 16100
Del
iver
ed lu
mi/
wee
k (m
b-1 )
lum
i/w
eek
for >
3 hr
stor
es a
nd 6
0% ti
me
at st
ore
(mb-1
)
Store Number
Run 11 100 x 100 GeV/n Au-Au (Phenix)60% time at store Integrated lumi Delivered Integrated Lumi/week (Physics)thru fill 16053
Goal
~ 105 hrs/week at store
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
0
10
20
30
40
50
60
15750 15800 15850 15900 15950 16000 16050 16100
aver
age
bunc
h in
tens
ity a
t beg
inni
ng o
f sto
re(x
109 )
Max
imum
Lum
inos
ity
(x 1
026 cm
-2 s-1
)
Store Number
Run 11 100 x 100 GeV/n Au-Au (Phenix)Maximum Luminosity (>3 hr store) Blue/Yellow Average Bunch Intensitythru fill 16053
http://www.bnl.gov/cad/esfd
AGS-Booster-Tandem/Linac/EBIS Startup
RHIC Cryo Cooldown to 45 deg K
RHIC Cryo Cooldown/Warm-up
RHIC Cryo Operation
RHIC Cryo off
RHIC STAR & PHENIX
RHIC Research with s = 500 GeV pp
RHIC Research with s = 200 GeV /n AuAu
RHIC Research with s = 27 GeV /n AuAu
RHIC Research with s = 19.6 GeV /n AuAu
RHIC AnDY Drell-Yan Test (2:00 IR)
Extended Maintenance
NSRL (NASA Radiobiology)
BLIP (Isotopes)
BLIP (other)
Shutdown (RHIC)
C-A Operations-FY11
Program Element Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep
FY 2011
13 Jun 11
setup with beams
Sep
concurrent with RHIC
ramp up luminosity
5 Oct
25.4 weeks
3Jan
24 Nov
setup as required
10 weeks physics
6.4 weeks
.4 weeks
as run/planned
11A 11B10C
31 Jun
15 Mar 20 May
9.4 weeks
1.3
30 Jun
1
Through 31 May 2011
0.00
5.00
10.00
15.00
20.00
25.00
30.00
35.00
-30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160
MW
Days since beginning of Run
RHIC Operations FY09-11CAD Power 09
CAD Power 10
CAD Power 11
thru 31 May
0.00
1.00
2.00
3.00
4.00
5.00
6.00
7.00
8.00
9.00
-30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160
MW
Days since beginning of Run
RHIC Cryo Operations FY09-11RHIC Cryo 09
RHIC Cryo 10
RHIC Cryo 11
thru 31 May
4.00
4.50
5.00
5.50
6.00
6.50
7.00
7.50
8.00
-5 5 15 25 35 45 55 65 75 85 95 105 115 125 135 145 155
MW
Days since beginning of Run
RHIC Cryo Operations FY09-11RHIC Cryo 09
RHIC Cryo 10
RHIC Cryo 11
thru 31 May
Old information
AnDY Revised 6/3/2011Singles Corrected (draft – another correction likely)
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
11-Feb 18-Feb 25-Feb 4-Mar 11-Mar 18-Mar 25-Mar 1-Apr 8-Apr 15-Apr
De
live
red
Lu
min
os
ity
(pb
-1)
Date
Run 11 250 x 250 GeV pp, Luminosity2.9 mb STAR, 2.7 mb PHENIX, 0.95 mb AnDY
STAR
PHENIX
ANDY(x10)
max
min
thru fill final 15472, 18 Apr
√S = 200 GeV/n AuAu luminosity goals (24 May efficiencies)
STAR
2000 mb-1 sampled / 60% = 3300 mb-1 delivered
PHENIX
700 mb-1 sampled / 14% = 5000 mb-1 delivered
Estimate from PHENIX Beam Use Proposal – 15.8%• Live Time = 97%• Uptime = 65%• +/- 10 cm vertex = 25%
9.7 hour store comparing AnDY Lumi to STAR and PHENIX
Not singles corrected
LumiPHENIX = 5.88E9/2.7mb = 2.18 pb-1
STAR = 5.36E9/2.9 mb = 1.84 pb-1
AnDY = 0.52E9/0.95 mb = 0.55 pb-1
b*’sPHENIX ~0.7 mSTAR ~0.8 mAnDY ~ 3 m
9.7 hour store comparing AnDY Lumi to STAR and PHENIX
AnDY Lumi ~consistent with larger b* (x4 less Lumi)
Not singles corrected
PHENIX Lumi (singles corrected) for entire store = 3.09 pb-1
Store 15408 – AnDY projection• 2:00 b* = 3 meters
– AnDY fraction of store 15408 = 0.55/3.09 = 18%
• With 2:00 b* = 1.5 meters– AnDY fraction of store 15408 would have been 2x18%=36%
– using Fischer et.al. 11 May 2010 Table 7 lumi projections for Run12 Physics Weeks Max Lumi Min Lumi AnDY Est (1.5 m b*)
8 276 pb-1 98 pb-1 35-99 pb-1
10 388 pb-1 134 pb-1 48-140 pb-1
12 500 pb-1 170 pb-1 61-180 pb-1
100 pb-1 is not an unreasonable expectation for a 10-12 week run
0
20
40
60
80
100
120
0
200
400
600
800
1000
1200
15750 15800 15850 15900 15950 16000 16050
max
imum
lum
i (x
1026
cm-2
s-1)
lum
i/w
eek
for >
3 hr
stor
es a
nd 6
0% ti
me
at st
ore
(mb-1
)
Store Number
Run 11 100 x 100 GeV/n Au-Au (Phenix)60% time at store Integrated lumi Maximum Luminositythru fill 16016
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
0
10
20
30
40
50
60
15750 15800 15850 15900 15950 16000 16050
aver
age
bunc
h in
tens
ity a
t beg
inni
ng o
f sto
re(x
109 )
Max
imum
Lum
inos
ity
(x 1
026 cm
-2 s-1
)
Store Number
Run 11 100 x 100 GeV/n Au-Au (Phenix)Maximum Luminosity (>3 hr store) Blue/Yellow Average Bunch Intensitythru fill 16016
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
0
200
400
600
800
1000
1200
15750 15800 15850 15900 15950 16000 16050
aver
age
bunc
h in
tens
ity a
t beg
inni
ng o
f sto
re(x
109 )
lum
i/w
eek
for >
3 hr
stor
es a
nd 6
0% ti
me
at st
ore
(mb-1
)
Store Number
Run 11 100 x 100 GeV/n Au-Au (Phenix)60% time at store Integrated lumi Blue/Yellow Average Bunch Intensitythru fill 16016
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
0
10
20
30
40
50
60
15750 15800 15850 15900 15950 16000 16050
aver
age
bunc
h in
tens
ity a
t beg
inni
ng o
f sto
re(x
109 )
Max
imum
Lum
inos
ity
(x 1
026 cm
-2 s-1
)
Store Number
Run 11 100 x 100 GeV/n Au-Au (Phenix)Maximum Luminosity (>3 hr store) Blue/Yellow Average Bunch Intensitythru fill 16016
Fill 15974, not singles corrected
Fill 15974, with singles correction
26%
6%
Fill 15974
Goal 17-20
Goal 122
Peak Lumi goal 45 x 1026 cm-2s-1
Average Lumi goal 25 x 1026 cm-2s-1
Long emitt
x,y emitt
Blue/yellow ions
Store 15408 – AnDY projection• 2:00 b* = 3 meters
– AnDY fraction of store 15408 = 0.55/3.09 = 18%
• With 2:00 b* = 1.5 meters– AnDY fraction of store 15408 woulh have been 2x18%=36%
– using Fischer et.al. 11 May 2010 Table 7 lumi projections for Run12 Physics Weeks Max Lumi Min Lumi AnDY Est (1.5 m b*)
8 276 pb-1 98 pb-1 35-99 pb-1
10 388 pb-1 134 pb-1 48-140 pb-1
12 500 pb-1 170 pb-1 61-180 pb-1
100 pb-1 is not an unreasonable expectation for a 10-12 week run
i.e. there’s still an issue with singles corrections.
0.5000
0.7500
1.0000
1.2500
1.5000
1.7500
2.0000
0.0 20.0 40.0 60.0 80.0 100.0 120.0 140.0 160.0
Rati
o PH
ENIX
/STA
R ZD
C (s
ingl
es co
rrec
ted)
peak lumi (x 1026 cm-2s-1)
PHENIX/STAR Lumi Ratios, 250 GeV pp Run 11PHENIX/STAR Ratio NOT Singles Corrected
$(20)
$-
$20
$40
$60
$80
$100
$120 O
ct-0
0
Oct
-01
Oct
-02
Oct
-03
Oct
-04
Oct
-05
Oct
-06
Oct
-07
Oct
-08
Oct
-09
Oct
-10
Oct
-11
$/M
Wh
rBNL Energy Cost Billed Cost/MWhr
Without Balanced Billing
Balanced Billing Projection
RHIC ON
AGS SEB/FEB
NSRL
through Apr 2011
Through fill 15928 delivered 1474 mb-1
201 ub^-1 of 700 ub^-1 accumulated in 12cm vertex Efficiency = 201/1474 = 14%
0.50
0.75
1.00
1.25
1.50
1.75
2.00
15160 15210 15260 15310 15360 15410 15460
Rati
o PH
ENIX
/STA
R ZD
C (s
ingl
es co
rrec
ted)
fill number
Phenix/STAR Lumi Ratio, 250 GeV pp Run 11
Final Lumi should change as it appears there’s an issue with the singles correction
0
1
1
2
2
3
3
4
0.40 0.60 0.80 1.00 1.20 1.40 1.60 1.80 2.00
PHEN
IX p
b-1/
stor
e (s
ingl
es c
orre
cted
)
blue beam intensity at physics start (1E11/bunch)
Phenix Lumi vs beam intensity, 250 GeV pp Run 11
Run 11 Plan based on PAC recommendation/ALD Guidance and available funds 4/26/10 update (1/2)
• 3 Jan, Begin cool-down to 4.5K • 8 Jan, Cool-down to 4.5K complete in both rings, preliminary setup begins• ~11 Jan, 2 ⅟2 weeks beam setup for √s = 500 GeV pp in RHIC begins.• 15 Jan, power supply work/DX training complete• 17 Jan, first successful ramp• 19 Jan, 1st maint day• 24 Jan, 1 week Ramp-up with 8 hr/night beam to experiments• 11 Feb (machine and ~experiments), begin ~10 week physics run (√s = 500 GeV pp)• 16 Feb, AGS Jump Quads in routine operation for RHIC injection• 24 Feb, 9 MHz cavity in routine operation • 7 Mar, cryo troubles, extended maintenance, 0900 hrs till 2000 hrs 14 Mar – lost 7.5 days• 17 Mar, power distribution problem, extended maintenance, 1930 hrs till 0315 hrs 20 Mar – lost 2.3 days• 28 March – 1 April, PAC 2011• 15 April Continuing Resolution Ends, guidance to follow• 18 Apr, end 9.4 week pp physics run at √s = 500 GeV • 18 Apr jet target polarization measurement at injection (<5%) • 19 Apr, short maintenance followed by setup for √s = 18 GeV AuAu• 23 Apr, begin ~1 week physics run (√s = 19.6 AuAu)
• 2 May, end 1.3 week physics run at √s = 19.6 GeV
30.00
35.00
40.00
45.00
50.00
55.00
60.00
65.00
0 50 100 150 200 250 300
Pola
riza
tion
(%
)
energy (GeV)
Up down ramp, Blue Beampolarization with current analyzing powers
Up
Down
+11.0 %
-28.5 %
+6.8%
0.30
0.40
0.50
0.60
0.70
0.80
0.90
0 50 100 150 200 250 300
Asy
mm
etry
(x10
2 )
energy (GeV)
Up down ramp, Blue BeamAsymmetry
Up
Down
-15.0%
-11.3%
-5.0%
7 April Up-Down Ramp measurementBlue Beam
Current CNI average analyzing powers are:Energy AN
24 0.0144100 0.0122250 0.0147
30.00
35.00
40.00
45.00
50.00
55.00
60.00
65.00
0 50 100 150 200 250 300
Pola
riza
tion
(%
)
energy (GeV)
Up down ramp, Yellow Beampolarization (#1 only) with current analyzing powers
Up
Down
+24.4 % -23.1 %
-0.4 %
0.30
0.40
0.50
0.60
0.70
0.80
0.90
0 50 100 150 200 250 300
Asy
mm
etry
(X10
2 )
energy (GeV)
Up down ramp, Yellow Beamasymmetry (CNI #1 only)
Up
Down
-13.3%
-15.9%
-1.9%
7 April Up-Down Ramp measurementYellow Beam (only Yellow 1 was used as Yellow 2 was acting up)
Current CNI average analyzing powers are:Energy AN
24 0.0144100 0.0122250 0.0147
A good store with 9 MHzSat 2/26
Run 11, First overnight store, Mon Jan 24 00:12Fill number 14919,, s=500 GeV21 days since start of cool-down
20K
20 x 1011
• 28 x 27 bunches• b*=0.65 meters
For peak store lumi = 170 x 1030 cm-2s-1 (projected MAXIMUM)ZDC Rate ~ 400K (assuming 2.4 mb n-pair xsection)
Run 9, First overnight store at s=500 GeV22 days after start of cool-down
• 56 x 56 bunches• b*=0.7 meters
40K
40 x 1011
AGS pp log, 23 Feb 09, 00:26
PHENIX Goal (50% pol)
STAR Goal (50% pol)
Goals to be updated/corrected
Run-11 Au-Au luminosity projections 100 GeV/nucleon
Wolfram Fischer 39
Assume 6 weeks to ramp-up for min, and 8 weeks for max (stoch. cooling re-commissioning).Expect Lavg up to 25x1026cm-2s-1 (+25%).
[from Run-10 to max: b* = 0.75 0.65 m, Nb = 1.1 1.1x109, more cooling]
PHENIX Goal (0.7 recorded)
?? (complicated)
STAR Goal (TBD)
Goals to be updated/corrected