C.Sollima INFN - University of Pisa for the KM3NeT Consortium “Quality Assurance and Risk Assessment in the KM3NeT Neutrino Telescope Design Study” Technical Aspects and Physics of Very Large Volume Neutrino Telescopes VLVnT October Athens, Greece

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Introduction and Methodology Risk Assessment Quality Assurance Conclusions Contents

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Introduction: Goals  Define a suitable methodology for RA & QA  Perform a Risk Analysis of design and operation of the telescope, by a suitable methodology for the RA investigation  Define and diffuse  Define and diffuse the “Quality Culture”  Obtained a common standardisation by an integrated strategy (QA & RA, Health-Safety- Enviroment).

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Introduction: Starting Points 1) Deep study of the overall Project to identify the WPs’ links 2) RA & QA activities in the framework of the KM3NeT Project:  to increase the knowledge about the submarine technologies and neutrinos detection (lesson learned from ANTARES, NEMO & NESTOR Projects)  to prove the reliability of the RA & QA methodology  to identify the weakest points

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Introduction: Methodology Deming Cycle

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Introduction: Methodology PLAN: 1ST Organizational Meeting Deep Study of the project Find what we need Find the right questions Find the less boring and functional documents layouts Do: Build up Questionnaires (QA - RA) Questionnaires testing Sending Questionnaires CHECK: Analyze Answers Send back Questionnaires and organizational meeting with partners (if necessary) ACT: Technical Reports: 1.Writing operations 2.Control operations 3.Sending questionnaires 4.documents recording Organizational meeting with partners Deming Cycle

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Introduction: Methodology RA & QA COUPLING: KM3NeT ROADMAP

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Tree logic model in which boxes are also connected each other Logic layer structure proposed Introduction: Methodology

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Each boxes constitute a layer in which components are connected in tree logic Detection Unit 1 Detection Unit n Storey 1 Storey n Storey 1 Storey n SJB 1 SJB n Introduction: Methodology

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Risk Assessment Activities  General RA objective: answer to the questions  What can go wrong?  How probable is it ?  What are the consequences?  Qualitative Analysis  Quantitative Analysis  Dependability Analysis ( Fast Analysis )

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Risk Assessment: Qualitative Analysis Procedure to understand the system Flow Chart 1

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Risk Assessment: Qualitative Analysis Flow Chart 2 P r o c e d u r e t o u n d e r s t a n d t h e s y s t e m

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Risk Assessment: Quantitative Analysis P r o b a b i l i s t i c q u a n t i f i c a t i o n Flow Chart 1

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Risk Assessment: Quantitative Analysis P r o b a b i l i s t i c q u a n t i f i c a t i o n Flow Chart 2

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Risk Assessment: Dependability Analysis  Availability is defined by and means the probability that at one generic instant t one component is still working correctly.  Unavailability is defined by and means the probability that at one generic instant t one component fails Two characteristic parameters of the risk analysis

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Risk Assessment: Dependability Analysis D e p e n d a b i l i t y A n a l y s i s Flow Chart 1

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Risk Assessment: Dependability Analysis FFrom Design Success Criteria it is possible to define the R of the components FFrom the R of the components is possible to define the R of the Detector Flow Chart 2

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Risk Assessment: Dependability Analysis UUnrepairable OM and DU, Maintenance 1 month per year. Different configurations UUnrepairable OM and DU, Maintenance 1 week per year. Different configurations

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Risk Assessment: Achievements QQualification of the methodology and models through many calculations performed on the concept designs AApplication of the methodology and models also to the construction and operation life of KM3NeT NNeeds to obtain the failure rates of the components: FF rom database GG overnment or commercial data TT est MMaintenance is an issue that affects the availability of the detector and the MTTF of the components and systems of KM3NeT detector

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Quality Assurance Activities ISO-9000 family  Development of the Quality Assurance System according to ISO-9000 family Quality Assurance Manual - Quality Assurance Manual: plan and organization of the activities of KM3NeT in all its phases to insure that the level of quality defined is achieved Quality plans - Definition of the Quality plans and general procedures for KM3NeT to be developed and update, once the project and its phases reach a well defined or modified status - Definition of the Quality management system - Definition of the Quality management document - Definition of a Database for the qualification, construction and operation of KM3NeT

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Quality Assurance Activities Procedures Quality Assurance Manual Quality Management Documentation QA Data BaseQuality Plans Quality Assurance Management KM3NeT Quality Management System

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Quality Assurance: Quality Manual Quality Management System Quality Assurance Manual Project Management Quality Politics

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Quality Assurance: Quality Management  Definition of the Quality Management Quality Office Local Quality Manager Local Quality Supervisor QA manager QA manager for logistic QA manager for production / manufacturing QA manager for integration QA manager for sea operation QA manager database Steering Committee Project Management

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Quality Assurance: Documentation Validation Quality Management Documentation Identification of the documents Category of the documents Documentation Storage History Template

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Quality Assurance: Procedures Production Procedures Test Pre-production Assembly Storage Transportation Qualification Packaging Non conformity management Processes Definition Incoming system Quality Plan Implementation

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Quality Assurance: Quality Plans Detection unit Quality Plans Optical ModuleStorey Deployment ……………….. ……………..

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Quality Assurance: Database Database  For Traceability of the components and systems of KM3Net qualification, construction and operation life of KM3NeT  For document management  During the Design study a prototype function was developed: Test report record

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Quality Assurance: Achievements  Development of QA according to ISO 9001 KM3NeT Quality Standard  To be considering the starting point to implement the KM3NeT Quality Standard through the experience gained by the qualification and optimization processes  To be diffuse in KM3NeT collaboration through training on ISO 9000 and KM3NeT QA System.  Development of the database prototype  its future implementation is already planned  Needs to define a qualification process of components systems and to design testes

C. Sollima, INFN-Pisa VLVnT09, Athens, 15 October '09 Conclusions  RA procedures and models have been developed and qualified  for the qualification, optimization, construction and operation of KM3NeT  QA System has been developed updated and implemented  it is needed to be updated and implemented to become the KM3NeT QA Standard specific training  It is needed to diffuse it by specific training  A prototype database was realized

"Design Study for a Deep Sea Facility in the Mediterranean for Neutrino Astronomy and Associated Sciences” THANK VERY MUCH FOR YOUR KIND ATTENTION “ Quality Assurance and Risk Assessment in the KM3NeT Neutrino Telescope Design Study ” Technical Aspects and Physics of Very Large Volume Neutrino Telescopes VLVnT October Athens, Greece