1. Philip Burrows LCABD Meeting, RHUL 12/04/07 WP7: Beam feedback and control systems Philip Burrows John Adams Institute Oxford University

2. Philip Burrows LCABD Meeting, RHUL 12/04/07 WP7: Goals 1) Training 2) Prototype ILC intra-train beam feedback system + contribute engineered design to EDR 3) Study of EM backgrounds and optimisation of IP FB system design against them 4) Design + simulation of integrated global alignment, FB + luminosity tuning strategy for EDR

3. Philip Burrows LCABD Meeting, RHUL 12/04/07 WP7: RDB report 1) Training 2) Prototype ILC intra-train beam feedback system + contribute engineered design to EDR VERY HIGH 3) Study of EM backgrounds and optimisation of IP FB system design against themHIGH/MODERATE 4) Design + simulation of integrated global alignment, FB + luminosity tuning strategy for EDR MODERATE – ‘ESSENTIAL’

4. Philip Burrows LCABD Meeting, RHUL 12/04/07 WP7: Cut scenarios New Cost in k£

5. Philip Burrows LCABD Meeting, RHUL 12/04/07 WP7: Deliverables Need to train new people Major activity requiring hardware prototyping, bench testing and beam tests Requires some hardware fabrication, beam tests, and simulation Largely simulation coordinated with global LET efforts

6. Philip Burrows LCABD Meeting, RHUL 12/04/07 WP7: Deliverables Need to train new people Major activity requiring hardware prototyping, bench testing and beam tests Requires some hardware fabrication, beam tests, and simulation Largely simulation coordinated with global LET efforts

7. Philip Burrows LCABD Meeting, RHUL 12/04/07 Deliverables: 2) intra-train FB 2. Design of ILC intra-train beam feedback system contributed to EDR: Complete FONT4 beam tests ATF2 feedback system 1): micron-level stabilisation of incoming beam in x,x’,y,y’ with 3-bunch train ATF2 feedback system 2): ditto with 20-60 bunch train Bench test system for feedback algorithm development Engineered design for ILC system for EDR Design for ATF2 ‘goal 2’ system

8. Philip Burrows LCABD Meeting, RHUL 12/04/07 Deliverables: 3) EM backgrounds 3. Study of EM backgrounds and optimisation of design against them: EM background simulations Complete 1 st round FONT@ESA beam tests (2007) Design change + 2 nd round beam tests (2008) Design optimisation + 3 rd round beam tests (2009) Engineered design for ILC system for TDR

9. Philip Burrows LCABD Meeting, RHUL 12/04/07 Deliverables: 3) EM backgrounds – cut A 3. Study of EM backgrounds and optimisation of design against them: EM background simulations Complete 1 st round FONT@ESA beam tests (2007) Engineered design for ILC system for TDR

10. Philip Burrows LCABD Meeting, RHUL 12/04/07 Deliverables: 4) Integrated design 4. Design of integrated global alignment, FB + luminosity tuning for TDR: Integrate IP intra-train and BDS (5Hz) feedback design Integrate linac and BDS feedback design Global alignment, feedback + tuning strategy defined Design contributed to TDR

11. Philip Burrows LCABD Meeting, RHUL 12/04/07 Deliverables: 4) Integrated design – cut A 4. Design of integrated global alignment, FB + luminosity tuning for TDR: Integrate IP intra-train and BDS (5Hz) feedback design Design contributed to TDR