Roberto Saban LEMIC Coordination of Hardware Commissioning  Sector 78 Cooldown Cooldown Powering Tests Powering Tests Test of software for the powering procedures Test of software for the powering procedures  Sector 81 Preparation for cooldown Preparation for cooldown Point 8  RR73, UA67 Sector 67 finished finished  UJ33 – Sectors 23 / 34 Failed Failed Cable reroutings are being studied Cable reroutings are being studied Will be repeated Will be repeated  UA27 – Sector 23 in preparation in preparation Short Circuit Tests

Roberto Saban LEMIC Hardware Commissioning – UJ33 - SCT Short Circuit Tests in UJ33 24hr heat run 19 th - 20 th April.

Roberto Saban LEMIC Hardware Commissioning – DC Cables in UJ33 DFBAE RZ33 UP33 Expected Hot Spots caniveau Measured Hot Spots – A - B Measured Hot Spot - C A B C R34

Roberto Saban LEMIC h Heat Run PCSCT UJ33 – heat run

Roberto Saban LEMIC Coordination of Hardware Commissioning AssemblyAssembly Leak test Cool down Pressure Test Preparation for c-down Preparation PoweringPowering Electrical Quality Assurance Cooldown of sector 78 February 6 th K AssemblyAssembly Leak test Cool down Pressure Test Preparation for c-down Preparation PoweringPowering Electrical Quality Assurance May 8 th 2007 ~1.9K April 5 th 2007

Roberto Saban LEMIC Coordination of Hardware Commissioning Experience from Sector 78

Roberto Saban LEMIC Coordination of Hardware Commissioning

Roberto Saban LEMIC …what slowed us down ELpower cut controlcryo controls problem controlcryo controls problem controlcryo controls problem cryocryo hardware controlcryo controls problem ELpower cut ELpower cut ITnetwork problem cryocryo leak ELpower stop cryocryo leak cryocryo plant hardware controlcryo controls problem cryocryo plant hardware cryocryo hardware cryocryo leak ITcommunication problem cryocryo plant hardware cryocryo plant hardware ELpower cut ITnetwork problem cryocryo plant hardware cryocryo plant hardware cryocryo plant hardware cryocryo plant hardware cryocryo plant hardware cryocryo plant hardware ITnetwork problem cryocryo plant hardware controlcryo controls problem ELpower cut cryocryo hardware problem ITnetwork problem CVutilities failure cryocryo hardware problem cryocryo hardware problem ELpower cut cryocryo controls problem

Roberto Saban LEMIC

Roberto Saban LEMIC Electrical Quality Assurance & Powering tests  Electrical Quality Assurance Continuity of voltage taps Continuity of voltage taps Transfer function measurement Transfer function measurement Insulation Insulation  Powering Configuration of the power converter -up to 10 A Configuration of the power converter -up to 10 A Powering to Nominal 1 (PNO1) – to 30 A Powering to Nominal 1 (PNO1) – to 30 A Powering to Nominal 2 (PNO2) – to 55 A Powering to Nominal 2 (PNO2) – to 55 A Powering to Nominal 3 (PNO3) – Slow power abort Powering to Nominal 3 (PNO3) – Slow power abort Commissioning in steps …

Roberto Saban LEMIC Status of the Powering Tests Circuits not powered via the DFBs (60 & 120 A circuits) Circuits powered via the DFBs (120 A circuits) Courtesy D.Bozzini

Roberto Saban LEMIC Status of the ELQA at cold  Total quantity of circuits  Electrical Qualification on-going  Quantity of circuits released for powering  Quantity of circuits blocked for powering, NC affecting the circuit or the instrumentation/protection - Closed orbit corrector circuit, 120A, Q7L8 - High leakage current measured during high voltage qualification (600 V) - Around nA giving a resistance of 27 MΩ - Need to be investigated Courtesy V.Chareyre Sector 78

Roberto Saban LEMIC Powering Tests

Roberto Saban LEMIC DFB commissioning  Condensation on the chimney heads when current leads lowered to nominal temperature  Instrumentation

Roberto Saban LEMIC software Automated test control Automated analysis tools

Roberto Saban LEMIC progress of the powering tests

Roberto Saban LEMIC … in summary  Remember, it is the first one !  We have a terrific response from the teams involved in the activity  It is an ongoing team building exercise  Confidence for the difficult year ahead of us 1.The preparation for powering is very well advanced both on the equipment side and the controls programs side 2.Fight to reduce the MTBF 3.Stabilize the cryogenic system 4.Concentrate on the commissioning of the DFBs

AB/CO : V.Baggiolini, A. Castaneda, M. Koratzinos, A.Rijllart, I. Romera, R.Schmidt, M. Zerlauth AB/PO: F.Bordry, A.Cantone, V. Montabonnet, D.Nisbet, H. Thiesen, Y. Thurel AB/OP: M.Albert, G. Crockford, G.H. Hemelsoet, D.Jacquet, M. Gruwe, L.Sundin, R.Suykerbuyck AT/MEL: A.Ballarino, D. Bozzini, P.Chambouvet, V. Chareyre, K.Dahlerup-Petersen, R.Denz, S. Feher, B.Flora, G.Kirby, S. Le Naur, K.H.Mess AT/MCS: M.Modena, G.de Rijk, D.Tommasini AT/MTM: G.d’Angelo, A.Siemko, S.Sanfilippo AT/ACR: J.Casas-Cubillos, S.Claudet, P. Gomes, L.Herbelin, F.Millet & operators, A.Perin, R. Rabehl, L.Serio TS/HDO: MP. Casas Lino, J.Etheridge, B. Perea, M. Pojer, R. Saban, M.Solfaroli A. Vergara