Run 11 Au-Au Start-up Tasks

Basic Schedule (preliminary)

Prior to RHIC beam

Injector setup

See detailed Injector Startup Schedule
Task
Goal
Contact
Status/Time
Complete RSC checkoff list prerequisite for TTB MCR, Alessi complete
Tandem beam deliver beam to TTB section 27 Tandem accomplished 4/4/11
Complete Booster RSC checkoff list prerequisite for Booster MCR, Gardner complete as of 3/8/11
Booster setup capture, accelerate, extract MCR accomplished 4/5/11
Complete AGS RSC checkoff list prerequisite for AGS MCR, Huang complete as of 4/5/11
BTA/AGS setup inject, merge, accelerate MCR accomplished 4/5/11
AGS extraction MCR accomplished 4/19/11
Complete ATR RSC checkoff list prerequisite for ATR MCR, Schoefer complete as of 4/13/11
ATR transport to W-dump MCR, Schoefer accomplished 4/19/11
Establish operational intensities exceed 1.5e9 per bunch at AGS extraction MCR ongoing

RHIC pre-beam tasks

  1. Lattice development
  2. Power supply testing
  3. Low energy modifications, if required

RHIC Start Up Mode: 3 days

Injection

Task
Goal
Contact
Status/Time
Synchro Setup extract blue and yellow bunches at RHIC target frequency LLRF 1 shift
Complete RHIC RSC checkoff list prerequisite for beam beyond W-dump MCR, Drees complete as of 4/19/11
ATR transport beyond W-dump 1 shift
First turn Blue and Yellow
  • hysteresis
  • injection with kicker off (bo6-tv9 and yo5-tv9 to 1.3 mrad)
  • establish 1st turn
  • injection with kicker on / adjust kicker timing
  • establish coasting beam
  • improve optimize beam lifetime, prepare for RF capture
MCR, AP shift 1 shift
Coasting beam sufficient intensity and lifetime for capture MCR, AP shift 1 shift
RF capture captured beam, rev tick timing LLRF 1 shift
Instrumentation Setup set up with bunched beam, tunes below half integer
  • BPM
  • BBQ
  • IPM
  • Damper
  • Artus
  • WCM
System Experts 1 shift
Collision setup
  • steer for collisions
  • tune for injection of colliding beams
2 shifts

RHIC Ramp Up Mode: 3 days

Task
Goal
Contact
Status/Time
Collimator setup injection with collimators inserted Drees 1 shift
Automatic orbit correction maintain orbit over diurnal drifts, etc. Marusic 1 shift
Intensity tuning maximize bunch number, intensity, store length MCR, AP shift 2 days