1. 1 BROOKHAVEN SCIENCE ASSOCIATES Injector Status Timur Shaftan, Injector Group Leader 9 th ASAC meeting for NSLS-II Project February 1-2, 2012

2. 2 BROOKHAVEN SCIENCE ASSOCIATES Outline Introduction Project baseline dates Preparation for linac commissioning Status of the booster system Status of the transport lines Status of SR injection straight section Conclusions

3. 3 BROOKHAVEN SCIENCE ASSOCIATES Injector Layout Linac LTB Phase One LTB Phase Two Booster BST Phase Two BST Phase One SR Injection Straight

4. 4 BROOKHAVEN SCIENCE ASSOCIATES Introduction Linac: finishing installation; commissioning is coming in March- April 2012 Booster: in the middle of production; first container is delivered, second is on the way (total 13) LtB transport line: 1 st part is installed; unit testing is ongoing; integrated testing is in middle of Feb 2012 LtB TL part 2 and BST TL part 1: design is finished; procurements are ongoing BST transport line part 2: design is concluded Injection straight section: septum contract is awarded (Danfysik) in late Aug 2012; kickers we are building in-house

5. 5 BROOKHAVEN SCIENCE ASSOCIATES Injector Complex Status LBT-TL (Phase One) BST-TL (Phase One) Injection straight section Booster B. Wahl Linac

6. 6 BROOKHAVEN SCIENCE ASSOCIATES Injector Timeline B. Wahl

7. 7 BROOKHAVEN SCIENCE ASSOCIATES Linac Front End Performance – Single Bunch Mode Tests of gun and SHPB performance Test stand at SDL is developed Linac Front-End is delivered prior to linac delivery for experiments 3 pulsers were tested Beam envelopes along the set-up are measured Measurement data was taken and now being analyzed and compared with model R. Fliller and X. Yang Measured: Bunch Charge:230pC Bunch Length: 437 ps Emittance: 20 mm-mrad

8. 8 BROOKHAVEN SCIENCE ASSOCIATES Booster Assembly, Delivery and Installation (Budker Institute of Nuclear Physics) Packaging (Pedestals) Production Integration Assembly Receipt at BNL Transportation Magnetic Measurements Packaging (Girders) Prepare for Shipment A total 13 Containers will be shipped to BNL All Pedestals received 1/4/12 First Container w/ Girders due 2/20/12 Containers arrive at BNL every two weeks Last Container due to arrive June 2012 Shipments: Installation: Installation of Pedestals 1/24 – 2/29 All Girders will be tested in the Experimental Hall First Girder will be installed at the end of March 5 - 7 Girders are installed per week Last Girder is Installed at the end of August 2012 Girder Integration complete – September 2012

9. 9 BROOKHAVEN SCIENCE ASSOCIATES Booster dipoles dK 1 /K 1 dK 2 /K 2 Dipole production is in progress Magnetic measurements (above) show that field components are within tolerances Magnetic measurement system includes array of 16 Hall probes and laser-tracker for controlling position of the sensors inside dipole 8BF/ 8BD are ready: magnet storage area at BINP (right photo) tolerance 170 MeV 3 GeV

10. 10 BROOKHAVEN SCIENCE ASSOCIATES Booster Power Supplies Booster PS: 2 BD and 1 BF circuits: produced by Danfysik. 3 Quadrupole circuits 16 Sextupole circuits produced by BINP 36 corrector circuits Corrector/Sextupole PS (BINP) BD PS (Danfysik) All PS are under testing now; delivery to BNL in April Integration with controls was tested at BINP Final tests with NSLS-II controls and on full load after delivery

11. 11 BROOKHAVEN SCIENCE ASSOCIATES Booster vacuum and diagnostics Complete BPM assembly Kicker ceramic chamber (Friatec) Booster arc chambers Booster arc chambers are complete Chambers were installed in magnets and vacuum- tested 12 ceramic chambers have been delivered from Friatec; will be installed into a kicker to measure waveform quality First septum chamber is being assembled at BINP BPM buttons delivered to BINP, installed, BPM response measured Striplines are ready

12. 12 BROOKHAVEN SCIENCE ASSOCIATES Booster pulsed magnets Include: 6 booster kickers 2 septa Slow bump Injection kicker (below) is developed and tested; performance is within spec Extraction kicker will be available for testing in February Septum magnet will be assembled in February, PS is ready Bump magnets and their PS are ready and in testing After delivery all booster pulsed magnets will be assembled and tested in NSLS-II Pulsed Magnet Lab. Septum PS Injection kicker waveform Injection kicker test-stand at BINP

13. 13 BROOKHAVEN SCIENCE ASSOCIATES Transport Line Magnet Status (Stangenes Industries) LBT 48mm Dipole (2 of 4 received) LBT 134mm Quad (received in full) LBT 52mm Quad (7 of 17 received) LBT 100/45mm Correctors (received in full) BST 90mm Dipole (work in progress – May 2012) BST 52mm Quad (work in progress – May 2012) LBT Status Small Correctors – Received in Full Large Correctors – Received in Full (7 of 18) “Normal Quads” Received “Large Quads” - Received in Full (2 of 5) Dipoles Received ***** Balance of Magnets expected May 2012***** BST Status (18) “Long” Quads Expected May 2012 (4) Dipoles Expected May 2012 **** LBT & BST “Spares” Expected June 2012***** B. Wahl

14. 14 BROOKHAVEN SCIENCE ASSOCIATES LBT - Phase One Installation/Testing LTB-TL (Upstream) Magnets Shielding LTB-TL (Downstream) Diagnostics Magnets, Diagnostics and Vacuum installed DI Water and CA connections complete by 2/14 Electrical Utilities complete by 2/7 Vacuum complete by 2/16 Interlock complete by 2/15 Shielding complete by 2/17 Final survey scheduled for the week of 2/6/12 Integrated Testing scheduled between 2/13 – 2/24 IRR Committee conducts review between 2/13 – 2/17 ARR takes place between 2/27 – 2/19 Survey & Alignment Current Status: B. Wahl

15. 15 BROOKHAVEN SCIENCE ASSOCIATES Injector Control Room * Control room: top viewAs of Jan 20 th

16. 16 BROOKHAVEN SCIENCE ASSOCIATES Status of BSR transport line Booster extraction straight BSR transport line BST transport line design is complete BSR TL Final design review took place in Sept 2011 Delivery of all TL magnets are expected from Stangenes until June 2012 Detailed design of vacuum chambers is on the way Most diagnostics components are the same as in LtB TL Software applications for booster commissioning using BST TL diagnostics line have been tested

17. 17 BROOKHAVEN SCIENCE ASSOCIATES SR kicker development Aug 2011 -- decision to build 5 kickers in house Ceramic chambers are on order Testing IGBTs and Behlke switches Pulser prototype is tested at half of the nominal voltage (stability of  I/I<3E-5 is achieved) Kicker field measurement system is developed E. Blum, P. Zuhoski, R. Heese, S. Kowalski, B. Singh Ceramic kicker chamber Kicker field measurement system Kicker pulser prototype

18. 18 BROOKHAVEN SCIENCE ASSOCIATES SR injection straight section E. Blum, P. Zuhoski, R. Heese, S. Kowalski, B. Singh DC preseptum SR pulsed septum DC preseptum is identical to the booster extraction septum Compact design with low fringe field Septum PS by NSLS-II Electrical group Tender for the SR pulsed magnets was concluded in July 2011 Danfysik received the septum contract “Usual” out-of-vacuum design such as at Diamond or ASP Danfysik will deliver the magnet, chamber, PS (PPT), controls Septum PDR is on February 9 th SR injection straight section: we are designing the interface chambers between pulsed magnets These transitions contain 2 flags and 4 BPMs

19. 19 BROOKHAVEN SCIENCE ASSOCIATES Conclusions We are at the start of injector commissioning Linac ARR is scheduled for Feb 29; commissioning is in mid March Booster delivery and installation throughout summer and early fall Close interaction with all injector vendors: RI, BINP, FRIATEC, Danfysik, PPT

20. 20 BROOKHAVEN SCIENCE ASSOCIATES NSLS-II team working on injector G. Wang, B. Wahl, R. Fliller, E. Blum, J. Rose, R. Heese, S. Kowalski, B. Dalesio, B. Parker, F. Willeke, S. Ozaki, E. Johnson, E. Weihreter, Y. Li, I. Pinayev, M. Ferreira, S. Klare, M. Johanson, B. Singh, P. Zuhoski, G. Fries, A. Blednykh, S. Sharma, G. Shen, K. Shroff, T. Mennona, B. Kosciuk, D. Hseuh, G. Ganetis, T. Shaftan, O. Singh, J. Skaritka, C. Spataro, E. Golnar, P.K. Job, B. Casey, G. Woods, X. Yang, L. Yang, A. Ackerman