For more information, please contact 14/12/2010 EN/CV/DC Technical specification IT-3684 by Elena Perez Rodriguez

Introduction Scope of the tender General conditions for tendering and contracting Technical requirements Design Assembly Factory tests Delivery and installation at CERN Commissioning Maintenance Quality assurance Safety Annexes Conclusion CONTENTS 14/12/2010Thermosiphon project2

Introduction This presentation will go through the technical specifications for the chiller system. These documents have been sent to all the qualified bidders after the market survey Questions will be answered at the end of the presentation. 14/12/2010Thermosiphon project3

CHILLER UNIT(S) CHILLER UNIT(S) BRINE BRINE Scope of the tender 4 Primary water Chiller and brine : design, selection & purchase of components, refrigerants for chiller, construction, skids, installation, connection and commissioning Thermosiphon condenser and piping Thermosiphon condenser and piping Spares (1 year & h) Electrical design, functional analysis, electrical/control components, cabling and electrical/control cabinets Documenta tion and labeling Terminal blocks, PLC and software (UNICOS) Fluid for the brine

General conditions for tendering Pre-tender discussions Bidders conference - Questions and answers sent to all bidders 14/12/2010Thermosiphon project5 Technical and design P&ID, P-h diagram Dimensions and weights, general assembly drawings. Electrical power, compress air and water supply needed. MSDS for refrigerants and TDS for compressors, pumps and heat exchangers. Technical questionnaire. Reliability and risk analysis. Organization Work site organisation, preliminary schedule, project team. Working methods, protection means and test methods for commissioning. Purchase Price List. Tender form. Documents to be sent with the tender Refer to the purchase documents for more information

Adjudication of the contract Finance committee (16 march) Detailed design Functional analysis Detailed design Planning CERN approval of design Delivery Delivery of the skids at CERN. Installation Commissioning Commissioning on the by-pass. Acceptance of the equipment. Delivery schedule Thermosiphon project6 March 2011 April 2011 September 2011 October 2011 December 2011

Technical requirements Chiller units – Two circuits in cascade (high and low temperature). – Refrigerant to be chosen by contractor. 14/12/2010Thermosiphon project7 Brine circuit – Mono-phase liquid C 6 F 14. – Materials shall be compatible with fluorocarbons.

Chiller configuration I 14/12/2010Thermosiphon project8 C3F8 condenser 180 kW -70 °C liquid tank USA15 cavern Surface C6F14 brine circuit Primary water 27°C CHILLER 3 50% power for nominal operation ATLAS ID Detector UX15 cavern Back-up 50 kW -20 °C Brine circuit Redundant pumps CHILLER 2 50% power for nominal operation CHILLER 1 50% power for nominal operation

Power supply : configuration I 14/12/2010Thermosiphon project9 Standard power supply Diesel power supply 30 kW 45 kW 25 kW kW 45 kW

P&I for the configuration I 14/12/2010Thermosiphon project10

14/12/2010Thermosiphon project11 Chiller configuration II liquid tank USA15 cavern Surface C6F14 brine circuit Primary water 27°C CHILLER 4 100% power for nominal operation Redundant CHILLER 5 For emergency situation ATLAS ID Detector UX15 cavern C3F8 condenser 180 kW -70 °C Back-up 50 kW -20 °C Brine circuit Redundant pumps CHILLER 6 For emergency situation

Power supply : configuration II 14/12/2010Thermosiphon project12 Standard power supply Diesel power supply 25 kW 180 kW 20 kW 30 kW

P&I for the configuration II 14/12/2010Thermosiphon project13

Design Operation and reliability Power regulation – 20 ÷ 100% Temperature regulation – 20°C ÷ -70°C – Precision ± 1 K Compressor – MTBF > 40,000 h – MTTR < 10 h Chiller system – MTBF > 20,000 h Other Seismic requirements Sound level Reliability and risk analysis 14/12/2010Thermosiphon project14

Integration 14/12/2010Thermosiphon project15 Integration responsible: Alexander Bitadze To be approved by CERN’s safety team. Visit on site in the afternoon.

Assembly 14/12/2010Thermosiphon project16 All the components shall be pre-assembled in metallic frames (skids) – Maximum dimensions : 14m x 2.5 m x 3 m – 15 tons Control and electrical cabinets will also be pre-assembled – Space will be leaved for the PLC and the terminal blocks provided by CERN. The insulation shall be protected with an stainless steel cover.

Factory tests 14/12/2010Thermosiphon project17 The procedures and reports of all the tests shall be supplied

Delivery, installation and commissioning at CERN Delivery and installation Transport and handling of the system to CERN Point 1 (Switzerland) The installation shall be performed by the contractor. The contractor staff shall have the adequate training. CERN will provide its domain-specific training. Commissioning Done in collaboration between CERN and the supplier. CERN will provide the pre- tested program (according to the functional analysis). CERN will provide a dummy load for the tests phase. 14/12/2010Thermosiphon project18

Maintenance – Preventive maintenance plan and spare parts list provided by the contractor. – The Preventive Maintenance Plan shall be done during nominal operation at full power The chiller units shall be electrically independent including instrumentation 14/12/2010Thermosiphon project19

Quality assurance Documentation general – Documentation in English or French. – In a computer readable and editable form Labeling – The components shall be identified with labels. Technical documentation – Templates for: Technical dossier (STA), Functional analysis, spare parts and installed parts list. – Preventive Maintenance Plan shall also be provided 14/12/2010Thermosiphon project20 DescriptionFormat 2D drawingsAUTOCAD 3D drawingsCATIA Electrical drawingsMs Visio/ Tracelec / AUTOCAD Other documentsMs Word / Ms Excel / Ms Project

Safety Rules and regulations Can be consulted in the webweb CERN International and national standards Other documents Host states 14/12/2010Thermosiphon project21

Annexes Hydraulic 1. Basic P&ID 2. Technical prescriptions for piping and accessories 3. C6F14 technical characteristics and properties. 4. Technical requirements for the brine circuit. Electricity, control and regulation 5. Control and Regulation 6. Instrumen tation 7. Electricity Templates 8. Installed parts template 9. Spare parts list template 10. Purchase technical specification (STA) template. 11. Technical Dossier template. Other 12. Agenda for the bidders’ conference. 13. Price list 14/12/2010Thermosiphon project22

Conclusions An overview of the specifications for the chiller has been shown. More details can be found in the technical documents. The bidders are required to price the different options for the two configurations in the price list. 14/12/2010Thermosiphon project23

Thank you for your attention 14/12/2010Thermosiphon project24 Any questions ?