Seafloor Network Km3Net phase1 meeting R. Papaleo 30 jan 2013

Team F. Ameli G. Cacopardo R. Cocimano A. D’Amico R. Masullo M. Musumeci A. Orlando R. Papaleo

Where we are The status of the deep sea infrastructure in capo passero site consist of: Main Electro Optical Cable with 20 fibre G655 able to manage until100 kW Termination frame with MVC Alcatel 10kW 8 OF 3 ROV wet hybrid mateable connector NH type (ODI) [3 (out #1)+ 3 (out #2) + 2 (out #3)] PFE 50 kW R. Papaleo

Termination frame MVC 2 of 2 ec 3 of 2 ec 3 of 2 ec ODI hybrid connectors Main EOC Termination frame MVC Main EOC New Termination frame 20 o.f. 2 e.c. Rov wet mateable connectors Deployed System (2007) System to be realized and deployed (< 2014) R. Papaleo

Manifold MVC Main EOC 20 o.f.2 e.c. Rov wet mateable connectors 20 o.f.2 e.c. 4 o.f. 2 e.c. Connection Manifold - JB Manifold R. Papaleo

Manifold and possible DU connection scheme 20 o.f.2 e.c. Manifold Outp ut DU to be connectedSchedule 1#8 DU (NEMO Tower)< #8 DU (NEMO Tower) #12 DU (DOM String) < #6 DU String #6 DU string < 2014 TBD 4#12 DU StringTBD 5#12 DU StringTBD R. Papaleo

MVC and DU – Power constrains unit # unitTotal power NEMO Tower 210 (W) (W) DOM String180 (W) (W) JBs + CU (W) TotalAbout (W) The max power supply available is V R. Papaleo

Manifold and possible DU connection scheme 20 o.f.2 e.c. Manifold optical fiber 2 electrical conductor 8 NEMO tower12 string or 8 NEMO tower 12 string JB#1JB#2JB#3JB#4JB#5 R. Papaleo

Power Pod Goal To manage the power supply towards the DUs PBS 1 Vessel 130 (diametro interno) x L (da definire) 1 PSS board= Power Supply System 1 PCS board= Power Control System 1 electric hose [10 m with rov wet mateable electric connector] 1 electric connector 8 PIN  POWER – ELECTRONICS 1 electric connector 4 PIN  POWER – OPTICAL 1 electric connector 16 PIN  POWER – ELECTRICAL MANIFOLD Power POD (*) Electrical Optical Electrical Manifold R. Papaleo

Electrical POD Goal Management of JB system PBS 1 Vessel 130 (diametro interno) x L (da definire) 1 FCM board 1 PCS board= Power Control System 1 electric connector 8 PIN  POWER – ELECTRONICS 1 electric connector 8 PIN  Acoustic TX 1 optic connector 4 PIN  ELECTRICAL - OPTICAL Electrical POD (*) Optical Power R. Papaleo

Optical POD Goal To manage optical data flux from / to shore PBS 1 Vessel 130 (diametro interno) x L (da definire) 16 optical filters 1 optic connector 16 PIN  OPTICAL – MANIFOLD OTTICO 1 electric connector 4 PIN  OPTICAL - ELECTRICAL 1 optic connector 4 PIN  ELECTRICAL – OPTICAL 1 penetrator (optical connector) + 10 m cable + optic rov wet mateable connector Optical POD (*) 10 m Connector or penetrator (TBD) Optical manifold Electrical Power R. Papaleo

Tower Base Optical POD (*) Electrical POD (*) Power POD (*) Optical ROV wet mateable connector – 2 Fibres G655 APC Electrical ROV wet mateable connector – 2 electrical wires 375V 5 kW Electrical Connector 10 m Connector or penetrator (TBD) (*) All POD are 1 ATM optical fibres G Electrical wires 375 V 500 W Opticon R. Papaleo

Seafloor network  string The main structure of the JB will remain the same Power POD Electrical POD Frame Optical POD (if possible) What will change? Optical POD components  to be provided by NIKHEF in order to be Compliant with POD dimension Manifold JB – DU R. Papaleo